Recherche dans d’anciens sets de données

page précédente

Résultat de la recherche: 155778 inscriptions 6491 pages
IFN4
surface forestière
avalanche SilvaProtect · degré de fermeture
unité d'interprétation: région de production
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante IFN1/IFN2/IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
état2009/17
région de production
JuraPlateauPréalpesAlpesSud des Alpes Suisse
avalanche SilvaProtectdegré de fermeture %± %± %± %± %± %±
pas d'indicationpas d'indication0.30.21.10.31.50.40.60.20.20.20.80.1
comprimé24.41.429.41.312.21.04.90.54.80.915.00.5
normal24.81.432.11.413.21.14.40.53.60.815.50.5
lâche9.40.911.91.03.30.63.80.50.60.36.00.3
aéré11.81.011.20.96.20.86.00.62.40.67.70.4
clairièré3.80.62.60.53.50.65.60.62.40.63.90.3
en collectifs serrés0.80.30.60.22.00.43.10.40.90.41.70.2
en collectifs normaux1.10.30.90.32.80.53.20.40.80.42.00.2
fermeture étagée4.50.71.20.32.90.52.50.40.60.32.50.2
total81.01.391.00.947.61.634.21.216.31.555.10.6
à l'interieur du périmètrepas d'indication0.0.0.0.0.20.10.70.20.20.20.30.1
comprimé0.70.30.0.2.30.53.60.51.60.51.80.2
normal0.70.30.0.0.70.34.00.51.10.41.60.2
lâche0.70.30.0.1.00.32.60.40.80.41.20.1
aéré0.20.20.0.0.60.23.20.42.20.61.40.2
clairièré0.0.0.0.0.30.21.30.31.10.40.60.1
en collectifs serrés0.0.0.0.0.20.11.10.30.30.20.40.1
en collectifs normaux0.10.10.0.0.40.21.30.31.10.40.60.1
fermeture étagée0.10.10.0.0.50.21.40.31.30.40.70.1
total2.50.50.0.6.20.719.11.09.71.28.50.4
hors du périmètrepas d'indication0.0.0.30.21.30.41.20.30.80.40.80.1
comprimé6.10.83.10.513.51.19.70.727.71.810.50.4
normal5.50.72.80.510.51.07.90.716.71.57.90.4
lâche1.50.40.70.34.90.73.50.54.80.93.00.2
aéré2.10.51.20.36.50.88.80.77.81.15.50.3
clairièré0.30.20.30.22.90.56.20.63.60.73.00.2
en collectifs serrés0.0.0.10.12.10.42.90.46.81.02.10.2
en collectifs normaux0.20.20.0.1.50.42.90.44.30.81.70.2
fermeture étagée0.70.30.40.23.10.53.60.51.60.52.10.2
total16.51.29.00.946.21.646.61.274.01.836.40.6
totalpas d'indication0.30.21.40.43.00.52.50.41.10.41.80.2
comprimé31.31.532.51.428.01.418.20.934.11.927.30.6
normal31.01.535.01.424.41.316.30.921.41.625.00.6
lâche11.61.012.61.09.20.99.90.76.31.010.20.4
aéré14.11.112.41.013.31.118.01.012.31.314.60.5
clairièré4.20.62.90.56.70.813.00.87.11.07.40.4
en collectifs serrés0.80.30.70.24.20.67.10.68.01.14.20.3
en collectifs normaux1.40.40.90.34.70.77.40.76.21.04.30.3
fermeture étagée5.30.71.70.46.40.87.50.73.50.75.20.3
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventaire forestier national suisse, 17.05.2020 #862130/328461
IFN3
surface forestière
avalanche SilvaProtect · degré de fermeture
unité d'interprétation: canton
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante IFN1/IFN2/IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
état2004/06
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Suisse
avalanche SilvaProtectdegré de fermeture %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
pas d'indicationpas d'indication1.60.80.0.0.0.2.70.83.71.94.61.90.0.0.0.1.80.81.91.33.91.50.0.0.0.14.85.26.32.51.91.90.90.96.33.07.02.61.21.23.63.53.10.91.71.25.15.02.91.12.90.3
comprimé33.33.10.0.72.79.221.02.040.45.826.83.80.0.22.47.713.42.019.33.829.93.66.82.119.610.36.63.820.74.148.86.834.44.09.23.627.74.520.14.511.46.020.32.19.32.60.0.25.72.922.70.8
normal39.83.240.014.55.83.832.22.334.55.125.84.025.016.213.07.017.52.342.24.725.23.435.84.227.312.229.56.614.63.331.06.142.14.230.05.638.25.122.34.615.87.222.62.315.13.211.27.638.93.229.10.8
lâche12.42.224.512.80.0.13.81.711.33.812.73.062.518.24.64.510.91.915.53.59.32.324.43.90.0.8.43.69.93.014.84.913.53.021.45.111.23.013.43.87.65.314.41.911.32.852.412.517.72.613.80.6
aéré9.51.918.011.613.77.413.11.65.32.614.33.312.512.432.29.518.72.410.02.916.73.014.33.37.37.211.94.728.64.61.91.95.41.912.33.811.53.419.04.327.39.022.12.213.03.08.07.99.41.914.30.6
clairièré2.51.08.88.30.0.6.21.23.62.07.22.40.0.7.95.314.12.16.62.410.72.57.42.422.711.82.22.210.63.21.61.62.81.45.82.84.42.09.73.312.06.710.41.617.73.523.310.63.81.27.70.5
en collectifs serrés0.40.40.0.2.92.84.41.00.0.5.02.00.0.16.27.56.51.50.90.91.30.94.42.023.111.114.15.14.02.00.0.0.0.6.43.00.0.6.02.617.48.02.70.911.72.90.0.0.50.53.70.4
en collectifs normaux0.0.8.88.34.94.92.80.81.21.23.61.80.0.3.63.66.71.52.61.51.91.10.80.80.0.8.03.84.12.00.0.0.0.8.73.40.0.5.92.64.94.82.40.916.03.40.0.0.0.3.20.3
fermeture étagée0.40.40.0.0.0.3.80.90.0.0.0.0.0.0.0.10.41.81.01.01.20.86.12.10.0.4.53.21.21.20.0.0.90.90.0.0.0.2.41.70.0.2.10.84.21.90.0.1.20.72.60.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
à l'interieur du périmètrepas d'indication..0.0.0.0.9.83.8..16.315.1..4.64.53.01.70.0.0.0.0.0.0.0.0.0.0.0...0.0.0.0...2.32.34.94.80.0.3.51.70.0...3.80.9
comprimé..0.0.100.0.23.15.3..16.315.1..36.710.910.22.90.0.100.0.0.0.38.822.837.616.745.611.4..100.0.0.0...20.16.430.511.023.08.315.03.30.0...19.91.9
normal..36.729.30.0.23.25.3..34.619.7..14.27.717.83.758.622.70.0.64.820.838.822.821.213.820.69.3..0.0.32.718.4..7.14.017.08.825.68.917.43.40.0...19.51.9
lâche..0.0.0.0.6.53.1..0.0...4.84.714.23.418.717.50.0.0.0.0.0.0.0.4.14.0..0.0.42.919.1..9.64.611.17.53.83.811.83.00.0...9.91.4
aéré..63.329.30.0.4.82.7..16.315.1..19.88.823.54.122.719.40.0.17.616.30.0.13.012.019.58.9..0.0.24.415.3..15.35.816.48.723.88.518.63.6100.0...17.81.8
clairièré..0.0.0.0.7.83.3..0.0...5.95.76.62.40.0.0.0.17.616.30.0.0.0.10.16.9..0.0.0.0...4.73.310.37.03.83.87.02.40.0...6.41.2
en collectifs serrés..0.0.0.0.9.43.7..0.0...4.64.54.02.00.0.0.0.0.0.22.319.38.28.10.0...0.0.0.0...11.95.00.0.0.0.11.83.00.0...7.01.2
en collectifs normaux..0.0.0.0.3.02.1..0.0...0.0.8.62.70.0.0.0.0.0.0.0.20.013.10.0...0.0.0.0...19.26.14.94.88.05.47.82.50.0...7.11.2
fermeture étagée..0.0.0.0.12.44.1..16.315.1..9.36.312.03.10.0.0.0.0.0.0.0.0.0.0.0...0.0.0.0...9.64.64.94.812.06.56.92.40.0...8.61.3
total..100.0.100.0.100.0...100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0...100.0.100.0.100.0.100.0.100.0...100.0.
hors du périmètrepas d'indication..0.0.0.0.3.21.00.0.7.53.4..3.53.53.81.00.0.5.83.90.0.18.211.50.0.2.51.40.0.0.0.5.63.10.0.0.50.43.73.62.41.71.30.76.46.30.0.2.50.4
comprimé..0.0.73.611.824.32.427.210.712.74.0..61.69.811.61.729.66.235.18.315.19.850.714.319.36.725.13.850.036.148.513.712.44.528.211.130.82.442.710.322.54.713.22.00.0.41.117.722.50.9
normal..9.49.120.811.128.02.545.512.036.25.9..7.24.914.71.929.46.230.88.016.58.86.86.833.88.026.63.90.0.19.610.533.06.347.913.825.42.322.89.033.15.320.42.57.77.623.815.024.11.0
lâche..39.414.45.65.613.81.911.27.68.63.4..4.54.414.61.916.85.111.05.227.111.613.79.23.33.317.53.50.0.17.110.911.44.40.0.12.51.78.55.813.23.911.72.017.911.635.116.813.20.8
aéré..51.215.00.0.11.61.816.18.79.03.5..3.63.619.42.120.65.514.66.129.411.310.69.915.76.015.83.40.0.14.99.914.74.823.912.29.71.518.68.49.93.316.62.329.512.90.0.14.30.8
clairièré..0.0.0.0.5.91.30.0.7.53.6..12.56.812.61.80.0.0.0.5.55.40.0.7.44.36.32.350.036.10.0.7.83.80.0.6.31.23.73.66.72.910.21.923.011.60.0.7.60.6
en collectifs serrés..0.0.0.0.5.51.30.0.8.43.3..3.53.59.01.51.91.80.0.0.0.0.0.5.63.93.61.80.0.0.0.4.02.80.0.8.61.40.0.1.41.411.42.00.0.0.0.6.70.6
en collectifs normaux..0.0.0.0.2.40.80.0.5.32.6..0.0.6.71.30.0.0.0.0.0.0.0.8.54.71.81.20.0.0.0.5.73.20.0.3.71.00.0.2.71.910.91.90.0.0.0.4.50.5
fermeture étagée..0.0.0.0.5.31.20.0.4.82.7..3.53.57.61.41.81.82.72.76.46.20.0.6.43.60.70.70.0.0.0.5.43.10.0.2.60.80.0.8.23.24.41.315.410.10.0.4.50.5
total..100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalpas d'indication1.60.80.0.0.0.3.50.62.91.55.81.60.0.2.61.83.00.61.20.94.11.40.0.6.44.57.42.73.81.21.91.90.80.85.72.06.22.20.80.44.02.22.80.81.90.65.53.72.81.12.80.2
comprimé33.33.10.0.73.57.122.51.537.85.222.02.80.0.40.85.812.11.222.13.231.93.37.42.133.68.314.63.825.12.848.86.736.13.810.02.727.74.228.22.027.85.520.91.812.71.40.0.26.22.822.40.6
normal39.83.226.48.810.74.829.81.636.74.829.43.325.016.211.23.716.21.338.53.725.83.134.93.921.97.830.54.721.12.530.06.039.84.031.44.039.44.823.41.918.64.924.62.018.41.79.35.238.43.126.50.6
lâche12.42.228.28.81.91.913.21.211.33.411.12.362.518.24.62.613.21.216.02.89.42.123.73.64.83.35.62.313.22.214.34.713.72.818.43.59.92.712.41.58.93.513.61.611.61.435.98.518.22.513.30.5
aéré9.51.937.49.78.94.911.81.17.42.712.72.412.512.418.34.519.71.513.72.716.12.616.03.17.35.113.53.521.42.71.91.96.32.013.92.913.03.311.71.421.35.220.11.916.21.620.27.59.11.914.60.5
clairièré2.51.04.03.90.0.6.20.82.91.67.11.90.0.9.03.512.31.24.31.68.72.07.62.211.16.14.12.18.41.83.12.12.61.36.32.23.91.76.71.18.63.49.41.411.31.422.47.23.71.27.60.4
en collectifs serrés0.40.40.0.1.91.95.20.80.0.5.91.70.0.8.33.37.41.01.20.81.10.83.71.714.86.810.13.13.41.20.0.0.0.5.11.90.0.8.41.26.53.22.30.711.61.40.0.0.50.55.10.3
en collectifs normaux0.0.4.03.93.23.22.70.61.01.04.01.40.0.1.31.37.00.91.71.01.50.90.70.70.0.9.33.02.61.00.0.0.0.6.92.20.0.5.31.03.12.22.80.811.41.40.0.0.0.4.00.3
fermeture étagée0.40.40.0.0.0.5.10.80.0.2.01.00.0.3.92.29.31.11.20.91.40.85.91.90.0.4.92.20.90.60.0.0.80.82.31.30.0.3.10.81.31.33.70.95.01.06.64.41.20.73.80.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventaire forestier national suisse, 06.07.2020 #862131/328462
IFN4
surface forestière
avalanche SilvaProtect · degré de fermeture
unité d'interprétation: région de production
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
état2009/17
région de production
JuraPlateauPréalpesAlpesSud des Alpes Suisse
avalanche SilvaProtectdegré de fermeture %± %± %± %± %± %±
pas d'indicationpas d'indication0.30.21.20.31.40.40.60.20.10.10.80.1
comprimé24.51.429.31.312.01.05.50.54.70.814.50.4
normal24.51.332.11.412.71.04.50.53.60.714.70.4
lâche9.10.911.81.03.40.64.00.50.50.35.80.3
aéré11.71.011.30.96.30.75.90.52.70.67.60.3
clairièré4.50.72.70.53.90.67.10.65.50.85.00.3
en collectifs serrés1.30.40.50.23.10.54.50.51.90.52.60.2
en collectifs normaux1.30.40.90.33.10.53.90.51.40.42.40.2
fermeture étagée4.40.61.40.32.90.52.40.40.80.32.40.2
total81.51.291.20.848.91.538.41.121.31.555.80.6
à l'interieur du périmètrepas d'indication0.0.0.0.0.20.10.60.20.10.10.20.1
comprimé0.70.30.0.2.10.43.30.41.50.41.80.2
normal0.60.30.0.0.70.23.50.40.90.31.50.2
lâche0.60.30.0.1.00.32.30.30.80.31.10.1
aéré0.20.10.0.0.60.22.90.41.80.51.30.1
clairièré0.0.0.0.0.30.21.30.31.30.40.60.1
en collectifs serrés0.0.0.0.0.30.21.20.30.50.30.50.1
en collectifs normaux0.10.10.0.0.40.21.10.21.00.40.60.1
fermeture étagée0.10.10.0.0.50.21.20.31.00.40.60.1
total2.40.50.0.5.90.717.50.99.01.08.30.3
hors du périmètrepas d'indication0.0.0.30.21.20.31.10.20.80.30.80.1
comprimé5.90.73.10.513.31.08.80.624.01.510.00.4
normal5.40.72.80.510.10.97.30.615.21.37.70.3
lâche1.60.40.70.24.70.63.20.44.40.72.90.2
aéré2.10.41.20.36.30.78.00.67.30.95.30.3
clairièré0.30.20.30.22.80.56.00.55.40.83.30.2
en collectifs serrés0.0.0.10.12.30.53.10.46.50.92.30.2
en collectifs normaux0.20.10.0.1.50.43.10.44.40.71.90.2
fermeture étagée0.70.30.40.23.00.53.30.41.60.52.00.2
total16.11.28.80.845.21.544.11.169.71.636.00.6
totalpas d'indication0.30.21.50.42.80.52.40.41.00.41.80.2
comprimé31.01.532.31.427.41.317.60.930.21.626.20.6
normal30.51.434.91.423.41.315.40.819.81.423.80.5
lâche11.31.012.51.09.00.99.50.75.80.89.80.4
aéré14.01.112.51.013.31.016.90.911.81.214.20.5
clairièré4.80.73.00.57.00.814.40.812.21.18.90.4
en collectifs serrés1.30.40.60.25.70.78.80.78.91.05.40.3
en collectifs normaux1.60.40.90.35.00.78.20.66.90.94.90.3
fermeture étagée5.20.71.80.46.40.86.90.63.40.75.10.3
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventaire forestier national suisse, 17.05.2020 #862132/328463
IFN3
surface forestière
avalanche SilvaProtect · degré de fermeture
unité d'interprétation: canton
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
état2004/06
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Suisse
avalanche SilvaProtectdegré de fermeture %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
pas d'indicationpas d'indication1.60.80.0.0.0.2.50.73.51.84.41.80.0.0.0.1.40.61.81.33.81.50.0.0.0.13.64.85.72.21.91.90.80.85.52.66.82.50.80.82.52.52.80.81.20.94.54.52.81.12.60.3
comprimé33.63.10.0.72.79.220.31.940.45.627.23.70.0.24.27.312.41.718.83.730.53.67.42.116.28.66.03.519.53.848.86.835.03.98.13.229.74.618.83.514.96.119.41.910.22.37.17.025.32.821.90.7
normal39.13.136.713.65.83.831.22.235.55.024.83.921.114.010.65.814.51.942.04.624.63.434.74.122.610.327.16.213.23.031.06.141.94.226.55.037.15.015.03.216.56.122.02.113.82.69.96.738.83.127.00.8
lâche12.62.222.511.90.0.13.11.610.93.712.22.952.716.93.83.79.11.515.13.49.02.223.63.80.0.9.73.912.53.114.84.913.22.920.24.710.93.011.62.85.43.814.11.89.92.346.312.017.42.513.10.6
aéré9.81.916.510.713.77.412.51.65.12.513.83.210.510.532.38.517.12.09.72.817.53.013.83.212.48.510.94.426.64.31.91.95.31.912.13.611.23.315.93.222.27.121.82.112.92.67.17.09.71.914.10.6
clairièré2.51.08.17.70.0.7.31.23.51.96.92.315.711.49.45.220.02.16.42.310.42.47.92.425.211.02.02.010.53.01.61.62.81.49.13.34.31.916.83.317.36.511.81.621.53.225.19.74.21.39.80.5
en collectifs serrés0.40.48.17.72.92.85.91.10.0.4.81.90.0.16.76.99.71.60.90.91.30.95.82.223.710.315.05.05.42.10.0.0.0.9.73.40.0.9.82.612.35.83.51.014.42.70.0.0.50.55.10.4
en collectifs normaux0.0.8.17.74.94.93.10.81.11.15.12.00.0.3.02.96.41.34.21.81.81.00.80.80.0.9.44.04.62.00.0.0.0.8.93.20.0.9.12.56.44.42.70.913.22.60.0.0.0.3.70.3
fermeture étagée0.40.40.0.0.0.4.00.90.0.0.70.70.0.0.0.9.51.60.90.91.20.85.92.00.0.6.23.51.91.40.0.0.80.80.0.0.0.2.31.32.52.51.90.73.01.30.0.1.20.72.70.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
à l'interieur du périmètrepas d'indication..0.0.0.0.9.53.6..16.315.1..4.44.32.71.50.0.0.0.0.0.0.0.0.0.0.0...0.0.0.0...2.02.04.64.50.0.3.41.70.0...3.50.8
comprimé..0.0.100.0.22.45.1..16.315.1..35.010.511.02.90.0.100.0.0.0.38.822.837.616.745.611.4..100.0.13.612.5..18.85.728.810.526.08.516.23.30.0...20.21.8
normal..36.729.30.0.22.55.1..34.619.7..13.57.416.33.458.622.70.0.64.820.838.822.821.213.820.69.3..0.0.28.316.5..6.03.416.08.424.68.616.83.30.0...18.41.8
lâche..0.0.0.0.6.33.1..0.0...4.64.512.93.118.717.50.0.0.0.0.0.0.0.4.14.0..0.0.37.017.3..10.14.315.98.63.73.611.42.90.0...9.81.3
aéré..63.329.30.0.6.23.0..16.315.1..18.98.423.23.922.719.40.0.17.616.30.0.13.012.019.58.9..0.0.21.113.5..12.84.915.58.222.88.218.03.5100.0...17.41.7
clairièré..0.0.0.0.7.53.2..0.0...5.65.56.02.20.0.0.0.17.616.30.0.0.0.10.16.9..0.0.0.0...11.94.59.76.73.73.66.82.30.0...6.81.1
en collectifs serrés..0.0.0.0.9.13.6..0.0...4.44.37.32.50.0.0.0.0.0.22.319.38.28.10.0...0.0.0.0...10.04.30.0.0.0.11.42.90.0...7.41.2
en collectifs normaux..0.0.0.0.4.52.5..0.0...0.0.8.72.60.0.0.0.0.0.0.0.20.013.10.0...0.0.0.0...18.35.54.64.57.75.29.22.70.0...7.81.2
fermeture étagée..0.0.0.0.12.04.0..16.315.1..13.47.411.83.00.0.0.0.0.0.0.0.0.0.0.0...0.0.0.0...10.14.34.64.511.56.36.72.30.0...8.71.3
total..100.0.100.0.100.0...100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0...100.0.100.0.100.0.100.0.100.0...100.0.
hors du périmètrepas d'indication..0.0.0.0.3.11.00.0.7.23.3..3.43.33.40.90.0.5.73.80.0.16.410.70.0.2.31.30.0.0.0.5.12.90.0.0.40.33.23.12.31.61.20.76.46.30.0.2.30.3
comprimé..0.0.73.611.824.02.325.610.112.13.8..59.59.711.71.629.66.234.18.115.19.845.813.518.96.623.03.550.036.148.513.713.14.428.211.129.02.240.79.421.94.613.32.00.0.41.117.721.80.9
normal..9.49.120.811.128.22.542.811.636.15.8..10.45.713.71.729.46.229.97.816.58.815.810.735.07.926.93.80.0.19.610.531.86.047.913.824.02.119.87.933.45.319.22.37.77.623.815.023.40.9
lâche..39.414.45.65.613.51.916.58.88.33.2..4.34.314.31.716.85.110.75.027.111.612.48.33.33.217.73.40.0.17.110.913.94.60.0.11.91.610.65.812.93.811.51.917.911.635.116.813.10.7
aéré..51.215.00.0.11.31.715.18.28.63.4..3.53.518.41.920.65.514.26.029.411.39.69.115.45.916.23.30.0.14.99.913.44.423.912.29.21.416.27.49.63.215.62.229.512.90.0.13.80.8
clairièré..0.0.0.0.6.11.30.0.7.23.4..12.16.614.41.70.0.2.82.85.55.40.0.7.34.27.42.350.036.10.0.7.13.50.0.9.61.46.44.36.52.812.72.023.011.60.0.9.20.6
en collectifs serrés..0.0.0.0.6.01.30.0.11.03.7..3.43.49.71.51.91.80.0.0.0.0.0.5.53.84.21.90.0.0.0.5.53.00.0.8.71.33.23.12.71.911.61.90.0.0.0.7.30.6
en collectifs normaux..0.0.0.0.2.60.90.0.5.12.5..0.0.6.71.20.0.0.0.0.0.0.0.8.44.71.61.10.0.0.0.5.22.90.0.4.31.00.0.2.61.810.01.80.0.0.0.4.60.5
fermeture étagée..0.0.0.0.5.11.20.0.4.62.6..3.43.47.71.31.81.82.62.66.46.20.0.6.23.60.70.70.0.0.0.4.92.80.0.2.90.80.0.8.03.14.81.215.410.10.0.4.50.5
total..100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalpas d'indication1.60.80.0.0.0.3.30.62.81.55.61.60.0.2.31.62.50.51.20.84.01.30.0.5.64.07.12.63.51.11.91.90.80.85.11.86.02.20.60.33.21.82.50.71.60.55.13.42.71.12.60.2
comprimé33.63.10.0.73.57.122.01.437.45.022.12.70.0.39.25.511.91.121.73.232.13.37.92.129.57.213.93.623.42.648.86.736.63.810.42.629.54.326.11.826.84.920.11.713.01.44.14.025.82.821.70.5
normal39.13.125.48.510.74.829.41.537.04.728.73.221.114.011.33.614.41.238.53.725.13.134.03.822.57.429.74.520.62.430.06.039.73.928.73.638.44.720.71.617.54.324.01.917.11.58.74.938.33.125.00.6
lâche12.62.227.18.51.91.912.71.212.03.510.62.252.716.94.22.412.01.115.72.89.22.023.13.54.32.96.32.414.42.214.34.713.52.818.53.39.62.611.71.39.63.213.31.511.01.333.58.218.02.512.80.4
aéré9.81.936.09.48.94.911.51.17.12.612.22.410.510.518.94.418.51.313.52.616.72.615.53.09.75.412.93.420.92.51.91.96.22.013.12.712.73.310.91.318.64.519.91.815.31.518.97.09.41.914.20.5
clairièré2.51.03.93.70.0.6.80.92.81.66.81.815.711.49.33.315.61.24.21.58.92.08.02.313.06.13.92.08.91.83.12.12.51.37.82.33.81.711.31.211.93.510.51.414.11.423.56.84.11.39.30.4
en collectifs serrés0.40.43.93.71.91.96.20.80.0.6.71.80.0.8.93.29.41.01.20.81.00.75.01.915.46.410.73.14.41.30.0.0.0.7.42.10.0.9.01.16.42.83.20.812.41.40.0.0.50.56.10.3
en collectifs normaux0.0.3.93.73.23.23.00.60.90.94.91.50.0.1.21.26.80.92.81.21.50.80.70.70.0.9.93.02.71.00.0.0.0.6.92.10.0.6.41.03.82.23.00.810.81.30.0.0.0.4.30.3
fermeture étagée0.40.40.0.0.0.5.10.80.0.2.41.10.0.4.72.39.01.01.20.91.40.85.81.80.0.5.72.31.20.70.0.0.80.82.01.20.0.3.30.72.21.53.40.84.70.96.14.11.20.73.90.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventaire forestier national suisse, 06.07.2020 #862133/328464
IFN3
surface forestière
avalanche SilvaProtect · degré de fermeture
unité d'interprétation: canton
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante
réseau: réseau 1,4 x 1,4 km
état2004/06
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Suisse
avalanche SilvaProtectdegré de fermeture %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
pas d'indicationpas d'indication1.60.80.0.0.0.2.50.73.51.84.41.80.0.0.0.1.40.61.81.34.31.60.0.0.0.13.64.85.62.21.91.90.80.85.42.66.72.50.70.72.42.32.70.81.20.84.54.52.81.12.60.3
comprimé33.53.10.0.72.79.220.41.940.45.627.03.70.0.27.07.612.51.718.73.729.73.57.32.116.28.66.03.519.23.748.86.834.83.97.93.130.34.618.43.417.26.319.41.99.92.27.17.025.32.821.80.7
normal38.93.136.713.65.83.830.82.235.55.024.73.921.114.010.35.614.51.841.74.624.63.334.24.122.610.327.16.212.93.031.06.141.74.227.15.037.15.015.43.215.55.722.02.114.02.69.96.738.83.126.80.8
lâche12.52.122.511.90.0.12.91.610.93.712.12.952.716.93.73.68.71.515.03.48.82.223.33.80.0.9.73.912.33.114.84.913.72.919.64.510.72.911.32.85.13.513.91.89.62.246.312.017.42.513.00.6
aéré9.81.916.510.713.77.412.21.55.12.513.73.110.510.531.18.316.72.09.62.817.73.014.33.212.48.510.94.427.14.31.91.95.31.911.83.511.03.215.53.120.86.721.82.112.52.57.17.09.71.914.00.6
clairièré2.91.18.17.70.0.7.81.23.51.96.92.315.711.49.15.021.02.16.42.310.82.47.82.425.211.02.02.010.32.91.61.62.81.410.13.44.21.916.53.216.36.111.81.621.53.125.19.74.21.310.00.5
en collectifs serrés0.40.48.17.72.92.85.81.10.0.5.52.10.0.16.16.69.71.60.90.91.20.96.52.323.710.315.05.06.22.30.0.0.0.9.43.30.0.10.42.614.36.03.71.014.02.60.0.0.50.55.20.4
en collectifs normaux0.0.8.17.74.94.93.70.91.11.15.02.00.0.2.92.86.41.35.01.91.81.00.70.70.0.9.44.04.52.00.0.0.0.8.73.20.0.8.92.46.04.22.90.914.52.70.0.0.0.3.90.3
fermeture étagée0.40.40.0.0.0.3.90.90.0.0.70.70.0.0.0.9.11.50.90.91.10.85.92.00.0.6.23.51.91.30.0.0.80.80.0.0.0.3.01.52.42.31.80.72.91.30.0.1.20.72.70.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
à l'interieur du périmètrepas d'indication..0.0.0.0.9.33.6..16.315.1..4.44.32.61.50.0.0.0.0.0.0.0.0.0.0.0...0.0.0.0...1.91.94.64.50.0.3.41.70.0...3.50.8
comprimé..0.0.100.0.22.15.0..16.315.1..35.010.511.62.90.0.100.0.0.0.38.822.837.616.745.611.4..100.0.13.612.5..18.45.628.810.526.08.516.23.30.0...20.21.8
normal..36.729.30.0.22.15.1..34.619.7..13.57.415.93.358.622.70.0.64.820.838.822.821.213.820.69.3..0.0.28.316.5..5.93.316.08.424.68.616.83.30.0...18.21.7
lâche..0.0.0.0.6.23.0..0.0...4.64.513.43.118.717.50.0.0.0.0.0.0.0.4.14.0..0.0.37.017.3..9.94.215.98.63.73.611.42.90.0...9.91.3
aéré..63.329.30.0.6.13.0..16.315.1..18.98.422.63.822.719.40.0.17.616.30.0.13.012.019.58.9..0.0.21.113.5..12.64.815.58.222.88.218.03.5100.0...17.21.7
clairièré..0.0.0.0.7.43.2..0.0...5.65.55.92.20.0.0.0.17.616.30.0.0.0.10.16.9..0.0.0.0...11.74.59.76.73.73.66.82.30.0...6.71.1
en collectifs serrés..0.0.0.0.10.53.8..0.0...4.44.37.12.40.0.0.0.0.0.22.319.38.28.10.0...0.0.0.0...11.94.60.0.0.0.11.42.90.0...7.81.2
en collectifs normaux..0.0.0.0.4.42.5..0.0...0.0.8.52.60.0.0.0.0.0.0.0.20.013.10.0...0.0.0.0...17.95.44.64.57.75.29.22.70.0...7.71.2
fermeture étagée..0.0.0.0.11.83.9..16.315.1..13.47.412.43.00.0.0.0.0.0.0.0.0.0.0.0...0.0.0.0...9.94.24.64.511.56.36.72.30.0...8.81.3
total..100.0.100.0.100.0...100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0...100.0.100.0.100.0.100.0.100.0...100.0.
hors du périmètrepas d'indication..0.0.0.0.3.31.00.0.7.13.2..3.43.33.30.90.0.5.73.80.0.16.410.70.0.2.21.30.0.0.0.5.12.90.0.0.40.33.23.12.31.61.20.76.05.90.0.2.30.3
comprimé..0.0.73.611.823.92.325.610.111.93.8..59.59.711.51.629.66.234.18.114.19.245.813.518.96.622.03.450.036.145.213.213.14.428.211.128.62.240.79.423.64.613.32.00.0.41.117.721.60.9
normal..9.49.120.811.128.22.442.811.635.75.8..10.45.713.81.729.46.229.97.815.48.215.810.735.07.928.63.80.0.18.29.931.86.047.913.824.62.119.87.932.75.219.22.37.27.123.815.023.60.9
lâche..39.414.45.65.613.21.816.58.88.23.2..4.34.314.61.716.85.110.75.025.211.012.48.33.33.217.63.30.0.15.910.213.94.60.0.11.91.610.65.812.63.711.51.916.610.935.116.813.10.7
aéré..51.215.00.0.11.41.715.18.29.73.5..3.53.518.11.920.65.514.26.034.111.69.69.115.45.915.63.10.0.13.99.213.44.423.912.29.11.416.27.49.43.215.62.234.612.90.0.13.80.7
clairièré..0.0.0.0.6.01.30.0.7.13.4..12.16.614.71.70.0.2.82.85.15.10.0.7.34.27.02.250.036.16.86.57.13.50.0.9.61.46.44.36.42.812.72.021.410.80.0.9.20.6
en collectifs serrés..0.0.0.0.6.41.30.0.10.93.6..3.43.49.61.51.91.80.0.0.0.0.0.5.53.84.81.90.0.0.0.5.53.00.0.8.71.33.23.12.71.911.61.90.0.0.0.7.40.6
en collectifs normaux..0.0.0.0.2.50.80.0.5.02.4..0.0.6.61.20.0.0.0.0.0.0.0.8.44.71.61.10.0.0.0.5.22.90.0.4.20.90.0.2.51.810.01.80.0.0.0.4.50.4
fermeture étagée..0.0.0.0.5.01.20.0.4.52.6..3.43.47.81.31.81.82.62.66.05.80.0.6.23.60.60.60.0.0.0.4.92.80.0.2.90.80.0.7.83.14.81.214.39.50.0.4.50.4
total..100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalpas d'indication1.60.80.0.0.0.3.30.62.81.55.61.60.0.2.31.62.40.51.20.84.41.40.0.5.64.07.12.63.41.11.91.90.80.85.01.85.92.20.60.33.11.72.50.71.60.55.03.32.71.12.60.2
comprimé33.53.10.0.73.57.121.91.437.45.021.92.70.0.40.15.511.91.121.63.231.53.27.72.029.57.213.93.622.72.548.86.736.23.710.32.530.14.325.61.827.64.920.41.712.91.43.93.925.82.821.60.5
normal38.93.125.48.510.74.829.11.537.04.728.53.221.114.011.23.514.31.238.33.725.13.033.33.722.57.429.74.521.52.430.06.039.23.929.13.638.44.721.11.617.04.223.91.917.11.58.54.738.33.125.00.5
lâche12.52.127.18.51.91.912.51.112.03.510.62.252.716.94.12.312.01.115.62.89.02.022.63.54.32.96.32.414.32.214.34.713.82.818.33.29.52.611.61.39.33.213.21.510.91.332.58.018.02.512.70.4
aéré9.81.936.09.48.94.911.41.17.12.612.52.410.510.518.64.318.21.313.42.616.82.616.63.19.75.412.93.420.72.51.91.96.11.912.92.712.53.210.71.218.14.419.81.815.21.521.37.19.41.914.20.5
clairièré2.91.13.93.70.0.7.10.92.81.66.81.815.711.49.23.316.11.24.21.59.22.07.92.213.06.13.92.08.71.73.12.13.11.48.42.33.71.711.21.211.63.410.51.314.21.422.86.64.11.39.50.4
en collectifs serrés0.40.43.93.71.91.96.40.80.0.7.11.80.0.8.83.29.31.01.20.81.00.75.62.015.46.410.73.15.01.30.0.0.0.7.32.10.0.9.31.27.43.03.30.812.31.40.0.0.50.56.20.3
en collectifs normaux0.0.3.93.73.23.23.30.60.90.94.91.50.0.1.21.16.80.83.31.31.50.80.60.60.0.9.93.02.71.00.0.0.0.6.82.10.0.6.31.03.72.13.10.811.21.30.0.0.0.4.40.3
fermeture étagée0.40.40.0.0.0.5.00.70.0.2.31.00.0.4.62.38.91.01.20.81.40.85.71.80.0.5.72.31.10.60.0.0.80.82.01.10.0.3.40.72.11.53.30.84.60.96.04.01.20.73.80.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventaire forestier national suisse, 06.07.2020 #862134/328465
IFN3
surface forestière
avalanche SilvaProtect · degré de fermeture
unité d'interprétation: canton
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante
réseau: réseau terrestre IFN3
état2004/06
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Suisse
avalanche SilvaProtectdegré de fermeture %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
pas d'indicationpas d'indication1.50.70.0.0.0.2.40.73.21.75.41.90.0.2.42.41.20.51.61.14.11.40.0.0.0.13.84.64.81.91.61.60.70.75.02.45.92.20.70.72.22.22.80.81.50.94.34.32.91.02.60.3
comprimé35.43.00.0.64.58.820.31.839.35.426.23.40.0.25.86.611.91.618.53.529.73.28.62.314.98.05.33.122.33.748.56.636.13.77.22.829.54.418.83.317.05.719.41.811.32.25.95.824.72.721.90.7
normal38.73.031.012.17.64.230.42.133.04.824.93.619.112.713.85.713.61.743.64.324.63.132.73.926.510.427.45.913.22.930.66.038.63.826.64.739.14.814.93.014.85.522.02.014.32.49.56.538.83.026.50.7
lâche11.32.023.911.00.0.13.31.511.33.612.52.857.215.83.13.19.41.414.13.18.52.023.23.50.0.14.34.611.52.814.04.314.92.817.54.110.42.811.72.74.83.313.91.79.72.139.611.217.82.413.00.6
aéré9.31.821.310.814.86.812.31.57.53.012.92.89.59.525.27.016.91.98.62.518.02.713.83.011.67.99.84.024.53.93.92.86.62.013.83.711.13.115.03.019.16.222.12.012.12.311.77.89.11.813.90.6
clairièré2.71.07.97.50.0.7.91.24.62.26.82.214.210.39.74.620.62.06.72.311.02.28.22.424.010.51.81.811.62.91.51.52.41.29.43.24.01.815.83.016.65.810.91.520.12.829.010.05.11.39.90.5
en collectifs serrés0.70.57.97.59.15.36.01.10.0.6.32.00.0.17.66.19.11.40.80.81.50.95.82.123.110.013.44.55.52.00.0.0.0.9.93.30.0.11.72.612.75.43.80.914.82.50.0.0.40.45.40.4
en collectifs normaux0.0.7.97.54.04.03.40.81.11.14.41.70.0.2.42.47.41.35.11.81.50.90.70.70.0.8.53.64.92.00.0.0.0.8.23.00.0.8.92.38.04.43.10.813.72.40.0.0.0.3.90.3
fermeture étagée0.40.40.0.0.0.4.00.90.0.0.70.70.0.0.0.9.91.50.90.91.00.77.12.20.0.5.53.11.71.20.0.0.70.72.21.60.0.2.71.34.83.32.10.72.51.10.0.1.10.62.90.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
à l'interieur du périmètrepas d'indication..0.0.0.0.7.63.0..14.213.3..4.24.13.11.50.0.0.0.0.0.0.0.0.0.0.0...0.0.0.0...1.71.77.75.30.0.3.01.50.0...3.40.8
comprimé..0.0.38.733.521.04.6..14.213.3..37.710.411.82.80.0.100.0.0.0.48.618.436.116.448.611.0..100.0.14.112.9..21.05.433.09.823.17.717.53.30.0...20.91.7
normal..27.123.40.0.23.74.8..29.117.3..11.86.517.23.357.722.80.0.69.318.438.418.121.614.019.78.9..0.0.25.815.6..5.12.914.07.422.27.917.43.20.0...18.41.6
lâche..0.0.61.333.55.32.6..0.0...4.14.014.13.017.916.90.0.0.0.0.0.0.0.4.03.9..0.0.37.417.3..10.13.912.97.13.33.311.62.70.0...10.01.3
aéré..72.923.40.0.7.63.0..14.213.3..20.58.421.73.624.420.40.0.15.414.30.0.13.112.118.28.3..0.0.22.714.2..12.64.512.56.827.68.316.03.1100.0...16.71.6
clairièré..0.0.0.0.6.22.7..0.0...5.55.35.21.90.0.0.0.15.414.30.0.0.0.9.46.4..0.0.0.0...10.34.07.75.36.74.66.02.00.0...6.11.0
en collectifs serrés..0.0.0.0.8.83.2..0.0...4.24.16.22.10.0.0.0.0.0.13.112.38.58.30.0...0.0.0.0...13.74.50.0.0.0.10.92.70.0...7.31.1
en collectifs normaux..0.0.0.0.8.63.1..14.213.3..0.0.9.02.50.0.0.0.0.0.0.0.20.713.40.0...0.0.0.0...15.34.78.25.66.74.610.42.60.0...8.71.2
fermeture étagée..0.0.0.0.11.23.5..14.213.3..11.96.611.72.80.0.0.0.0.0.0.0.0.0.0.0...0.0.0.0...10.23.93.93.810.45.77.32.20.0...8.61.2
total..100.0.100.0.100.0...100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0...100.0.100.0.100.0.100.0.100.0...100.0.
hors du périmètrepas d'indication..0.0.0.0.3.80.90.0.8.53.1..2.72.73.00.80.0.7.84.30.0.13.99.32.42.41.91.10.0.0.0.6.02.90.0.0.40.33.03.02.11.41.40.76.16.00.0.2.50.3
comprimé..7.27.073.911.623.22.127.79.814.63.9..57.19.211.41.529.76.134.27.812.07.937.411.717.16.022.83.232.827.344.612.214.24.240.612.330.12.145.29.322.14.314.32.00.0.40.717.722.00.8
normal..12.18.420.410.828.02.343.611.030.35.1..9.35.113.51.631.36.226.67.214.37.721.611.335.87.429.53.60.0.23.010.331.05.439.612.624.72.017.77.232.14.919.22.27.37.323.915.023.50.9
lâche..29.211.65.75.613.01.714.98.09.63.2..4.14.115.41.715.94.910.54.926.810.410.97.35.33.717.13.034.527.513.99.113.34.10.0.11.51.510.35.714.63.711.61.815.710.335.416.913.20.7
aéré..44.413.00.0.12.21.713.87.612.43.7..5.84.017.81.819.75.315.86.036.911.28.17.814.25.415.82.90.0.12.48.313.24.119.810.48.51.314.96.911.83.415.92.135.513.00.0.13.90.7
clairièré..7.27.00.0.5.61.20.0.6.72.9..14.66.814.61.70.0.2.62.64.84.70.0.6.73.96.11.932.827.36.15.97.23.20.0.9.51.36.04.15.62.412.01.920.610.30.0.9.00.6
en collectifs serrés..0.0.0.0.6.01.20.0.9.63.2..3.23.19.41.41.81.70.0.0.0.0.0.5.03.54.11.60.0.0.0.4.72.60.0.8.21.23.03.02.31.611.11.80.0.0.0.6.90.5
en collectifs normaux..0.0.0.0.3.20.90.0.4.52.2..0.0.6.91.20.0.0.0.0.0.0.0.7.64.32.11.20.0.0.0.6.02.90.0.4.00.90.0.2.31.610.21.70.0.0.0.4.70.4
fermeture étagée..0.0.0.0.4.81.10.0.3.82.2..3.23.18.01.31.71.72.62.65.25.18.17.85.83.30.60.60.0.0.0.4.42.50.0.3.00.80.0.7.12.84.51.214.79.70.0.4.50.4
total..100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalpas d'indication1.50.70.0.0.0.3.40.62.61.46.71.60.0.3.01.72.30.51.10.74.61.30.0.4.93.58.22.63.01.01.51.50.60.65.21.75.22.00.60.33.81.92.50.61.80.54.93.32.81.02.60.2
comprimé35.43.03.23.266.17.021.51.337.04.821.92.50.0.38.95.011.71.021.43.031.33.08.72.129.26.512.43.324.52.447.86.437.23.510.52.430.94.127.01.729.84.720.01.614.01.33.33.325.22.721.80.5
normal38.73.022.37.211.04.428.91.435.14.526.92.919.112.711.83.414.01.140.23.624.62.832.03.527.07.330.34.322.02.329.25.837.03.628.43.439.14.421.11.515.53.823.71.817.21.58.44.738.42.924.70.5
lâche11.32.023.57.14.33.112.51.112.03.311.12.157.215.83.72.112.71.114.72.68.71.822.73.33.92.69.62.813.82.014.94.314.72.716.72.99.12.411.41.28.52.913.51.511.01.228.87.618.42.412.80.4
aéré9.31.837.48.59.84.611.91.08.82.912.82.29.59.517.74.018.01.212.42.417.42.516.42.98.24.611.83.119.62.33.72.67.11.914.02.712.23.010.21.116.13.920.71.714.71.423.97.38.91.714.20.4
clairièré2.71.06.74.60.0.6.80.83.71.86.61.714.210.310.33.215.81.14.51.59.51.98.12.111.05.23.61.88.61.62.92.02.71.28.12.13.51.610.91.111.13.19.81.213.31.324.86.64.91.39.30.3
en collectifs serrés0.70.53.53.46.03.66.30.80.0.7.21.70.0.9.63.18.80.91.10.71.30.75.01.813.15.59.72.84.41.20.0.0.0.7.22.00.0.9.41.16.52.63.30.812.21.30.0.0.40.46.10.3
en collectifs normaux0.0.3.53.42.62.73.70.60.90.94.71.40.0.1.01.07.40.83.51.21.30.70.60.60.0.9.12.73.11.00.0.0.0.6.92.00.0.5.90.95.52.43.10.811.31.20.0.0.0.4.60.3
fermeture étagée0.40.40.0.0.0.4.90.70.0.2.10.90.0.4.02.09.30.91.10.81.20.76.61.92.82.85.22.11.00.60.0.0.60.63.01.30.0.3.50.73.01.73.40.84.40.85.94.01.10.63.90.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventaire forestier national suisse, 06.07.2020 #862135/328466
IFN4
surface forestière
avalanche SilvaProtect · degré de fermeture
unité d'interprétation: canton
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante IFN1/IFN2/IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
état2009/17
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Suisse
avalanche SilvaProtectdegré de fermeture %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
pas d'indicationpas d'indication0.80.60.0.0.0.1.20.50.0.5.22.012.512.40.0.1.90.80.0.1.91.10.0.0.0.6.63.73.11.80.0.0.0.2.82.00.0.1.21.20.0.1.20.64.21.80.0.0.50.51.50.2
comprimé34.83.157.914.639.99.928.12.242.35.939.14.237.518.219.67.711.01.935.74.626.23.413.23.127.312.221.65.924.14.141.76.728.53.924.55.230.84.828.95.019.67.727.02.316.23.321.211.430.63.027.20.8
normal39.83.215.510.630.98.929.62.233.65.521.03.837.518.213.07.014.52.129.44.434.13.724.53.927.712.323.16.331.54.750.46.836.64.027.25.431.44.922.64.74.14.028.02.48.12.521.211.435.03.128.30.8
lâche11.52.10.0.12.77.19.51.413.64.19.92.60.0.4.64.512.42.010.93.09.42.315.83.30.0.0.0.8.72.94.82.616.33.29.13.622.04.43.62.13.63.58.61.58.02.439.412.716.72.510.90.6
aéré10.22.017.811.52.92.913.41.79.33.49.72.812.512.413.07.020.92.510.02.915.92.915.53.415.010.17.53.810.53.23.22.212.82.817.44.69.22.914.23.817.27.719.72.218.13.513.19.212.72.214.00.6
clairièré2.10.98.88.38.86.14.81.11.21.26.92.30.0.10.95.916.32.26.62.43.71.54.42.07.37.214.85.18.22.80.0.3.51.67.53.24.32.211.93.513.97.38.61.521.23.75.15.01.70.97.00.5
en collectifs serrés0.40.40.0.0.0.3.60.90.0.2.61.50.0.23.58.48.41.71.01.01.20.91.61.115.010.17.03.92.91.70.0.2.41.44.32.50.0.7.02.87.14.91.50.77.02.30.0.0.40.43.10.3
en collectifs normaux0.0.0.0.4.94.92.90.80.0.4.51.80.0.11.66.410.21.81.71.21.91.14.22.07.77.513.45.09.83.10.0.0.0.4.12.32.21.65.82.515.57.31.80.75.72.10.0.1.60.83.70.3
fermeture étagée0.40.40.0.0.0.6.91.20.0.1.11.10.0.3.63.64.31.24.72.05.61.820.73.40.0.6.03.51.21.20.0.0.0.3.12.20.0.4.72.319.17.83.61.011.52.90.0.0.80.64.20.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
à l'interieur du périmètrepas d'indication..0.0.0.0.8.03.4..16.315.1..0.0.3.81.90.0.0.0.0.0.0.0.0.0.4.54.4..0.0.0.0...0.0.0.0.0.0.2.71.50.0...3.10.8
comprimé..36.729.30.0.23.35.3..34.619.7..27.210.210.22.921.318.569.126.30.0.62.421.862.216.551.011.3..100.0.16.414.9..21.06.618.19.428.49.118.43.50.0...21.91.9
normal..0.0.100.0.17.64.8..0.0...23.79.121.64.056.021.730.926.30.0.0.0.13.012.018.18.3..0.0.28.617.5..9.54.633.210.936.39.712.73.00.0...18.31.8
lâche..63.329.30.0.9.03.5..32.719.2..0.0.16.93.60.0.0.0.58.822.70.0.0.0.15.38.2..0.0.12.211.6..7.24.011.37.512.06.516.83.4100.0...13.81.6
aéré..0.0.0.0.15.64.5..0.0...9.46.415.03.50.0.0.0.41.222.722.319.313.012.00.0...0.0.28.617.5..24.16.64.94.811.56.322.93.90.0...16.31.7
clairièré..0.0.0.0.4.72.7..16.315.1..9.36.25.72.20.0.0.0.0.0.0.0.0.0.11.17.4..0.0.14.313.2..14.25.44.94.80.0.7.82.50.0...6.71.2
en collectifs serrés..0.0.0.0.2.92.0..0.0...21.19.38.92.80.0.0.0.0.0.0.0.0.0.0.0...0.0.0.0...2.42.45.75.511.86.41.81.20.0...4.91.0
en collectifs normaux..0.0.0.0.10.93.9..0.0...9.36.211.33.10.0.0.0.0.0.0.0.11.811.10.0...0.0.0.0...9.64.611.77.80.0.3.41.70.0...6.91.2
fermeture étagée..0.0.0.0.8.03.4..0.0...0.0.6.62.422.719.40.0.0.0.15.214.60.0.0.0...0.0.0.0...11.95.010.37.00.0.13.63.10.0...8.01.3
total..100.0.100.0.100.0...100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0...100.0.100.0.100.0.100.0.100.0...100.0.
hors du périmètrepas d'indication..9.49.10.0.3.21.00.0.1.61.5..0.0.3.21.00.0.2.92.90.0.10.69.92.72.61.71.20.0.0.0.5.33.00.0.0.50.40.0.0.0.2.30.96.46.30.0.2.10.3
comprimé..29.912.962.112.627.32.534.211.524.05.3..38.49.813.21.846.16.841.38.517.59.343.814.119.96.936.64.350.036.151.513.732.26.329.212.740.22.538.510.239.35.619.62.46.46.335.116.828.71.0
normal..23.112.326.511.923.32.343.311.921.25.0..23.28.514.81.929.76.225.17.319.710.424.312.725.57.529.24.10.0.14.19.520.75.650.213.922.42.227.09.632.25.316.02.225.612.927.416.321.80.9
lâche..18.711.85.65.69.21.66.36.212.94.1..9.06.010.51.611.24.38.54.718.49.70.0.12.15.76.12.30.0.5.55.49.64.114.810.05.01.14.24.25.02.46.81.532.013.80.0.8.20.6
aéré..9.49.10.0.16.02.016.28.711.84.0..14.46.618.72.17.43.612.45.822.910.313.79.225.07.07.82.50.0.22.611.77.83.85.75.610.91.614.47.67.53.023.52.67.77.623.815.014.90.8
clairièré..0.0.5.75.64.01.10.0.7.03.3..11.56.415.81.90.0.2.92.90.0.7.67.210.45.08.42.550.036.16.36.13.82.70.0.3.91.03.73.67.83.114.22.27.77.613.712.78.20.6
en collectifs serrés..9.49.10.0.4.41.10.0.15.94.6..0.0.7.61.40.0.0.0.0.0.0.0.2.72.66.02.20.0.0.0.5.83.20.0.9.51.50.0.2.81.93.11.17.77.60.0.5.70.5
en collectifs normaux..0.0.0.0.1.80.70.0.2.92.0..3.53.510.01.60.0.0.0.12.98.50.0.0.0.3.51.70.0.0.0.10.74.10.0.5.71.27.95.41.41.43.81.20.0.0.0.4.70.5
fermeture étagée..0.0.0.0.10.91.70.0.2.92.0..0.0.6.21.35.53.16.94.68.68.20.0.1.81.80.80.80.0.0.0.4.12.90.0.1.90.74.24.24.02.210.71.96.46.30.0.5.70.5
total..100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalpas d'indication0.80.64.14.10.0.2.60.50.0.4.31.512.512.40.0.2.80.60.0.2.01.00.0.3.83.74.42.12.51.00.0.0.0.3.71.60.0.0.60.30.0.0.90.52.90.82.82.80.50.51.80.2
comprimé34.83.143.49.846.57.927.41.640.75.234.23.237.518.228.65.511.91.238.63.729.53.213.22.838.79.124.64.232.73.042.06.631.03.827.33.830.64.536.82.125.95.329.22.118.51.714.26.830.72.927.30.6
normal39.83.217.17.230.77.326.11.535.55.020.52.937.518.219.84.815.71.330.33.632.53.323.13.522.17.723.14.529.22.948.86.734.33.824.63.833.74.721.41.820.25.029.22.113.31.522.48.334.73.025.10.6
lâche11.52.115.17.210.15.09.31.012.13.511.42.20.0.4.92.712.11.210.72.49.12.117.73.20.0.4.92.48.01.84.62.615.22.99.42.621.14.05.01.05.92.98.11.39.41.338.39.316.12.410.20.4
aéré10.22.012.26.61.91.914.61.210.63.310.12.212.512.412.53.919.01.48.92.215.12.617.23.315.76.815.13.78.21.83.12.113.62.814.03.18.82.612.51.412.94.317.11.822.01.910.46.013.12.214.60.5
clairièré2.10.94.03.97.64.44.50.71.01.07.21.80.0.10.73.514.51.34.31.63.51.33.71.76.24.311.63.38.61.81.51.53.81.56.32.13.81.96.01.07.83.48.01.314.51.66.04.32.10.97.40.4
en collectifs serrés0.40.44.14.10.0.3.90.70.0.6.81.80.0.14.24.18.11.00.60.61.00.71.30.97.35.14.62.24.21.30.0.2.11.24.71.90.0.8.51.34.22.42.30.73.80.93.33.30.40.44.20.3
en collectifs normaux0.0.0.0.3.23.23.10.60.0.3.91.40.0.8.03.110.31.11.10.81.60.95.01.93.83.77.82.85.71.50.0.0.0.6.62.11.91.46.01.011.83.91.60.64.20.90.0.1.60.84.30.3
fermeture étagée0.40.40.0.0.0.8.61.00.0.1.61.00.0.1.31.35.50.85.51.85.71.718.73.12.42.43.81.90.90.60.0.0.0.3.41.60.0.3.20.811.43.83.40.911.51.42.82.80.80.55.10.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventaire forestier national suisse, 06.07.2020 #862136/328467
IFN4
surface forestière
avalanche SilvaProtect · degré de fermeture
unité d'interprétation: canton
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
état2009/17
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Suisse
avalanche SilvaProtectdegré de fermeture %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
pas d'indicationpas d'indication0.80.60.0.0.0.1.40.60.0.5.01.910.510.50.0.1.50.60.0.1.81.00.0.0.0.6.13.42.71.60.0.0.0.2.51.80.0.0.80.80.0.1.10.53.61.40.0.0.50.51.40.2
comprimé35.13.153.214.039.99.927.42.142.35.738.34.131.615.919.06.910.81.735.74.626.33.413.63.022.610.319.85.522.53.841.76.727.93.823.04.831.44.822.23.717.26.426.62.215.72.825.811.430.22.926.00.8
normal39.13.114.29.830.98.927.92.134.65.420.23.631.615.913.66.412.21.728.74.333.33.623.83.822.910.623.26.129.34.350.46.836.54.024.04.830.54.818.13.45.43.827.42.38.22.123.210.835.43.126.40.8
lâche11.32.10.0.12.77.18.81.313.03.910.22.60.0.3.83.711.91.710.62.99.22.315.33.20.0.0.0.10.53.04.82.616.03.110.63.621.44.32.31.32.52.58.01.46.91.934.911.616.52.510.40.5
aéré10.02.016.310.72.92.913.41.68.93.39.32.721.114.016.66.917.42.09.82.816.72.915.03.312.48.56.93.510.53.03.22.213.12.816.64.39.02.812.82.912.15.618.62.016.72.911.68.213.02.213.60.6
clairièré2.10.98.17.78.86.15.71.11.21.26.72.25.24.98.94.918.22.17.22.53.61.45.02.117.09.317.65.38.42.70.0.3.51.610.53.55.62.421.43.69.85.39.41.529.93.54.54.51.70.89.00.5
en collectifs serrés0.40.48.17.70.0.4.71.00.0.4.81.90.0.22.67.612.71.80.90.91.81.02.41.312.48.56.43.63.51.70.0.2.91.55.12.50.0.9.72.519.86.83.81.06.21.80.0.0.40.44.60.4
en collectifs normaux0.0.0.0.4.94.93.60.90.0.4.41.80.0.12.55.911.41.72.51.41.91.14.92.06.46.314.45.011.63.10.0.0.0.4.92.42.11.68.32.416.96.41.90.74.61.60.0.1.60.84.30.4
fermeture étagée1.20.70.0.0.0.7.11.20.0.1.01.00.0.3.02.93.91.04.62.05.41.820.13.36.46.35.63.21.11.10.0.0.0.2.71.90.0.4.51.816.46.23.20.98.22.10.0.0.80.54.20.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
à l'interieur du périmètrepas d'indication..0.0.0.0.7.83.3..16.315.1..0.0.3.51.70.0.0.0.0.0.0.0.0.0.4.54.4..0.0.0.0...0.0.0.0.0.0.2.61.50.0...2.90.8
comprimé..36.729.30.0.22.65.1..34.619.7..25.99.911.93.021.318.569.126.30.0.62.421.862.216.551.011.3..100.0.14.113.1..19.65.817.19.027.38.818.73.50.0...21.61.9
normal..0.0.100.0.18.64.8..0.0...22.78.819.73.756.021.730.926.30.0.0.0.13.012.018.18.3..0.0.24.715.5..8.03.931.310.534.99.413.03.00.0...17.71.7
lâche..63.329.30.0.8.73.4..32.719.2..0.0.15.43.30.0.0.0.58.822.70.0.0.0.15.38.2..0.0.10.510.1..8.13.916.28.511.56.317.13.4100.0...13.61.5
aéré..0.0.0.0.15.14.4..0.0...13.57.415.53.40.0.0.0.41.222.722.319.313.012.00.0...0.0.24.715.5..20.25.74.64.511.06.122.13.80.0...16.01.7
clairièré..0.0.0.0.4.62.6..16.315.1..8.95.96.92.40.0.0.0.0.0.0.0.0.0.11.17.4..0.0.25.915.6..18.05.44.64.50.0.7.52.40.0...7.61.2
en collectifs serrés..0.0.0.0.4.42.5..0.0...20.28.99.92.80.0.0.0.0.0.0.0.0.0.0.0...0.0.0.0...6.03.35.35.215.37.02.51.40.0...6.11.1
en collectifs normaux..0.0.0.0.10.53.8..0.0...8.95.911.22.90.0.0.0.0.0.0.0.11.811.10.0...0.0.0.0...10.04.311.07.40.0.3.31.60.0...6.91.1
fermeture étagée..0.0.0.0.7.83.3..0.0...0.0.6.02.222.719.40.0.0.0.15.214.60.0.0.0...0.0.0.0...10.04.39.76.70.0.13.13.00.0...7.51.2
total..100.0.100.0.100.0...100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0...100.0.100.0.100.0.100.0.100.0...100.0.
hors du périmètrepas d'indication..9.49.10.0.3.11.00.0.1.51.5..0.0.3.40.90.0.2.82.80.0.9.69.12.62.61.61.10.0.0.0.4.82.70.0.0.70.40.0.0.0.2.20.96.46.30.0.2.10.3
comprimé..29.912.962.112.627.52.532.211.024.55.2..37.19.512.41.646.16.840.18.417.59.339.613.221.46.936.24.150.036.151.513.731.16.029.212.737.12.333.49.138.35.519.62.36.46.335.116.827.71.0
normal..23.112.326.511.923.32.340.711.420.34.8..22.58.315.01.829.76.224.47.119.710.422.011.825.07.428.33.90.0.14.19.520.55.350.213.921.72.023.48.532.65.315.52.125.612.927.416.321.30.9
lâche..18.711.85.65.69.01.611.97.912.33.9..8.75.810.51.511.24.38.34.618.49.70.0.11.95.65.62.10.0.5.55.48.73.814.810.05.01.13.73.64.92.46.31.432.013.80.0.8.00.6
aéré..9.49.10.0.15.92.015.28.212.74.0..17.37.017.51.97.43.612.05.722.910.312.48.324.56.98.02.40.0.22.611.79.03.85.75.611.11.512.56.77.32.922.42.57.77.623.815.014.60.8
clairièré..0.0.5.75.63.91.10.0.6.63.2..11.16.216.21.80.0.2.82.80.0.16.410.710.25.07.72.350.036.16.36.13.52.50.0.6.51.26.44.37.63.016.12.27.77.613.712.79.10.6
en collectifs serrés..9.49.10.0.4.61.20.0.16.74.6..0.0.8.21.40.0.0.0.0.0.0.0.2.62.66.42.20.0.0.0.8.83.80.0.9.41.410.15.52.71.93.91.27.77.60.0.6.40.5
en collectifs normaux..0.0.0.0.1.80.70.0.2.71.9..3.43.410.91.60.0.0.0.12.98.50.0.0.0.5.52.00.0.0.0.9.83.80.0.6.31.26.94.82.71.93.81.10.0.0.0.5.20.5
fermeture étagée..0.0.0.0.11.01.70.0.2.71.9..0.0.5.91.25.53.19.55.28.68.20.0.1.81.80.70.70.0.0.0.3.82.60.0.2.10.73.73.63.92.210.21.86.46.30.0.5.60.5
total..100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalpas d'indication0.80.63.93.90.0.2.60.50.0.4.11.410.510.50.0.2.60.50.0.2.01.00.0.3.33.34.22.02.30.90.0.0.0.3.31.50.0.0.60.30.0.0.90.42.70.72.62.60.50.51.80.2
comprimé35.13.141.89.646.57.927.11.540.35.033.83.131.615.927.05.111.71.138.63.729.43.213.52.734.08.224.14.031.72.842.06.630.53.725.83.631.14.532.61.922.64.628.52.018.21.617.37.130.42.926.30.6
normal39.13.116.46.930.77.325.41.535.84.919.72.831.615.919.04.514.51.229.73.531.73.222.53.419.46.923.04.427.92.748.86.734.33.722.63.432.94.619.91.617.54.228.72.012.81.423.48.135.23.023.90.5
lâche11.32.114.67.010.15.08.91.012.83.511.52.20.0.4.52.511.71.110.52.48.92.017.33.10.0.4.72.38.41.84.62.615.02.99.82.520.64.04.70.96.12.67.71.28.71.235.78.815.92.49.80.4
aéré10.02.011.76.41.91.914.51.210.23.110.22.221.114.016.04.117.21.38.82.215.62.616.83.213.86.014.43.58.41.83.12.113.92.713.92.98.62.612.21.310.53.516.41.720.61.79.75.713.32.214.20.5
clairièré2.10.93.93.77.64.44.90.70.90.96.91.75.24.99.73.215.81.24.71.63.41.34.31.814.46.113.13.48.21.71.51.53.71.58.52.34.92.110.61.27.43.08.61.318.51.65.64.02.10.98.90.4
en collectifs serrés0.40.47.85.30.0.4.60.70.0.8.51.90.0.14.24.010.21.00.60.61.50.82.01.26.44.54.42.14.71.30.0.2.71.36.42.10.0.9.21.213.13.74.30.94.30.93.13.10.40.45.40.3
en collectifs normaux0.0.0.0.3.23.23.40.60.0.3.71.30.0.8.43.011.11.11.70.91.50.95.52.03.33.38.52.87.61.60.0.0.0.6.62.01.91.47.01.012.13.61.90.64.00.80.0.1.60.84.90.3
fermeture étagée1.20.70.0.0.0.8.71.00.0.1.60.90.0.1.21.25.10.75.41.76.11.718.23.05.43.93.61.80.80.60.0.0.0.3.01.50.0.3.20.710.63.43.10.810.21.32.62.60.70.55.00.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventaire forestier national suisse, 06.07.2020 #862137/328468
IFN4
surface forestière
avalanche SilvaProtect · degré de fermeture
unité d'interprétation: canton
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante
réseau: réseau 1,4 x 1,4 km
état2009/17
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Suisse
avalanche SilvaProtectdegré de fermeture %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
pas d'indicationpas d'indication0.80.60.0.0.0.1.30.50.0.4.91.910.510.50.0.1.30.60.0.1.81.00.0.0.0.5.73.22.51.40.0.0.0.2.51.70.0.0.70.70.0.1.10.53.11.20.0.0.50.51.30.2
comprimé35.13.153.214.040.49.527.22.141.35.639.24.131.615.921.36.610.51.636.24.626.63.413.33.021.69.920.65.421.13.542.76.628.23.822.74.831.04.720.53.316.36.126.32.215.02.524.110.830.72.925.60.7
normal39.13.114.29.829.28.426.52.034.95.419.93.631.615.911.45.411.01.628.44.232.93.624.33.821.910.221.95.827.54.149.56.736.03.923.74.830.24.817.13.15.13.626.82.27.01.821.710.234.63.025.30.7
lâche11.32.10.0.12.06.78.61.312.73.810.12.60.0.3.23.111.01.610.52.99.02.215.13.20.0.0.0.10.52.94.72.616.63.110.43.522.34.32.71.32.42.48.11.45.91.732.511.016.12.410.10.5
aéré10.02.016.310.72.82.712.71.59.83.49.22.721.114.013.95.816.21.99.72.816.52.914.73.311.98.26.53.310.52.93.12.212.92.816.44.28.92.813.82.811.55.418.22.016.22.617.59.713.02.213.40.6
clairièré2.10.98.17.711.16.36.91.21.11.16.62.25.24.910.45.019.32.07.12.43.51.45.72.216.28.918.55.29.22.60.0.3.41.510.43.55.52.421.23.39.35.110.31.532.63.34.24.22.41.010.00.5
en collectifs serrés0.40.48.17.70.0.5.61.10.0.4.81.90.0.26.97.313.71.70.90.92.41.22.31.316.28.98.03.84.91.90.0.2.91.55.12.50.0.10.42.521.16.84.01.08.31.90.0.0.40.45.40.4
en collectifs normaux0.0.0.0.4.64.63.80.90.0.4.31.70.0.10.55.012.61.72.51.41.91.14.82.06.16.013.64.713.03.10.0.0.0.4.82.42.11.69.82.418.86.52.10.73.91.40.0.1.60.84.70.4
fermeture étagée1.20.70.0.0.0.7.41.20.0.1.01.00.0.2.52.54.31.04.62.05.41.719.73.36.16.05.23.01.01.00.0.0.0.4.02.30.0.3.91.615.65.93.10.98.01.90.0.0.80.54.20.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
à l'interieur du périmètrepas d'indication..0.0.0.0.7.83.3..16.315.1..0.0.3.41.70.0.0.0.0.0.0.0.0.0.4.54.4..0.0.0.0...0.0.0.0.0.0.2.61.50.0...2.90.8
comprimé..36.729.30.0.22.65.1..34.619.7..24.59.511.72.921.318.569.126.30.0.62.421.851.415.151.011.3..100.0.12.811.9..19.65.817.19.027.38.818.53.50.0...21.31.9
normal..0.0.100.0.18.64.8..0.0...21.48.320.23.756.021.730.926.30.0.0.0.10.710.118.18.3..0.0.22.314.2..8.03.931.310.534.99.412.93.00.0...17.61.7
lâche..63.329.30.0.8.73.4..32.719.2..5.35.215.13.30.0.0.0.58.822.70.0.0.0.15.38.2..0.0.9.59.2..8.13.916.28.511.56.316.93.4100.0...13.61.5
aéré..0.0.0.0.15.14.4..0.0...12.87.015.23.30.0.0.0.41.222.722.319.321.413.10.0...0.0.31.915.7..20.25.74.64.511.06.121.93.70.0...16.21.7
clairièré..0.0.0.0.4.62.6..16.315.1..8.45.66.82.30.0.0.0.0.0.0.0.6.86.711.17.4..0.0.23.514.3..18.05.44.64.50.0.8.32.50.0...7.91.2
en collectifs serrés..0.0.0.0.4.42.5..0.0...19.18.59.72.80.0.0.0.0.0.0.0.0.0.0.0...0.0.0.0...6.03.35.35.215.37.02.51.40.0...6.01.1
en collectifs normaux..0.0.0.0.10.53.8..0.0...8.45.611.02.90.0.0.0.0.0.0.0.9.89.20.0...0.0.0.0...10.04.311.07.40.0.3.31.60.0...6.81.1
fermeture étagée..0.0.0.0.7.83.3..0.0...0.0.6.82.322.719.40.0.0.0.15.214.60.0.0.0...0.0.0.0...10.04.39.76.70.0.13.03.00.0...7.61.2
total..100.0.100.0.100.0...100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0...100.0.100.0.100.0.100.0.100.0...100.0.
hors du périmètrepas d'indication..9.49.10.0.3.10.90.0.1.51.5..0.0.3.20.90.0.2.82.80.0.9.69.12.52.51.51.10.0.0.0.4.72.70.0.0.70.40.0.0.0.2.10.96.46.30.0.2.10.3
comprimé..29.912.962.112.627.62.432.211.024.55.2..37.19.512.41.647.16.840.18.417.59.339.613.220.26.635.74.050.036.151.513.732.46.029.212.736.42.334.48.839.15.419.22.36.46.335.116.827.51.0
normal..23.112.326.511.923.42.340.711.420.34.8..22.58.314.51.729.26.224.47.119.710.422.011.826.77.328.33.80.0.14.19.520.15.350.213.921.42.022.08.032.25.215.22.125.612.927.416.321.00.9
lâche..18.711.85.65.69.21.611.97.912.33.9..8.75.810.91.511.04.38.34.618.49.70.0.11.25.35.42.00.0.5.55.48.63.714.810.05.41.13.53.44.82.46.11.432.013.80.0.8.10.6
aéré..9.49.10.0.15.72.015.28.212.74.0..17.37.017.51.97.33.512.05.722.910.312.48.323.16.58.62.50.0.22.611.78.83.85.75.611.11.514.76.87.22.922.02.47.77.623.815.014.60.8
clairièré..0.0.5.75.63.91.00.0.6.63.2..11.16.216.11.80.0.2.82.80.0.16.410.79.64.77.42.250.036.16.36.13.42.40.0.6.81.26.04.17.53.016.12.27.77.613.712.79.20.6
en collectifs serrés..9.49.10.0.4.51.10.0.16.74.6..0.0.8.91.40.0.0.0.0.0.0.0.5.03.47.02.20.0.0.0.8.73.70.0.9.71.49.55.22.71.93.91.17.77.60.0.6.60.5
en collectifs normaux..0.0.0.0.1.80.70.0.2.71.9..3.43.410.71.50.0.0.0.12.98.50.0.0.0.5.41.90.0.0.0.9.63.70.0.6.41.16.54.52.71.93.81.10.0.0.0.5.20.5
fermeture étagée..0.0.0.0.10.91.70.0.2.71.9..0.0.5.71.15.43.19.55.28.68.20.0.1.71.70.70.70.0.0.0.3.72.60.0.2.30.73.53.43.82.211.81.96.46.30.0.5.70.5
total..100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalpas d'indication0.80.63.93.90.0.2.50.50.0.4.11.410.510.50.0.2.50.50.0.2.01.00.0.3.23.23.91.92.20.90.0.0.0.3.21.40.0.0.60.30.0.0.80.42.50.62.52.50.50.51.70.2
comprimé35.13.141.89.646.67.727.01.539.54.934.43.131.615.927.14.911.51.039.23.729.63.213.32.733.28.023.53.930.52.742.96.530.73.726.03.630.84.431.51.822.74.528.42.017.61.516.66.930.82.925.90.6
normal39.13.116.46.929.67.024.71.436.14.819.52.831.615.917.54.113.71.129.43.531.43.223.03.418.96.822.74.227.12.648.06.633.83.722.23.432.54.619.41.616.74.128.12.012.01.322.57.934.43.023.20.5
lâche11.32.114.67.09.74.88.81.012.63.511.42.20.0.5.52.611.51.010.42.38.82.017.03.10.0.4.42.18.41.74.52.515.52.99.62.521.54.04.90.95.82.57.71.28.21.134.38.615.52.39.70.4
aéré10.02.011.76.41.81.814.01.210.93.210.12.221.114.014.73.816.71.28.72.115.52.516.53.113.55.914.53.48.81.73.02.113.72.714.22.98.52.512.41.311.13.516.01.720.11.613.26.513.42.214.00.4
clairièré2.10.93.93.79.24.55.50.80.90.96.81.75.24.910.13.216.31.24.71.63.41.24.91.914.16.013.93.38.51.71.51.53.71.58.32.34.92.111.01.27.12.89.31.320.11.65.43.82.81.09.50.4
en collectifs serrés0.40.47.85.30.0.5.10.70.0.8.51.90.0.16.44.011.01.00.60.62.01.02.01.18.64.96.02.45.51.40.0.2.61.36.22.00.0.9.61.213.63.74.40.95.10.93.02.90.40.45.80.3
en collectifs normaux0.0.0.0.3.13.13.50.60.0.3.71.30.0.7.72.811.61.11.70.91.50.95.41.93.23.27.92.68.31.60.0.0.0.6.52.01.91.47.51.012.83.62.10.73.70.80.0.1.50.85.10.3
fermeture étagée1.20.70.0.0.0.8.81.00.0.1.50.90.0.1.11.15.30.75.31.76.01.717.93.05.33.83.31.70.80.50.0.0.0.3.61.60.0.3.20.710.13.23.10.810.81.32.52.50.70.55.00.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventaire forestier national suisse, 06.07.2020 #862138/328469
IFN3
surface forestière
avalanche SilvaProtect · degré de fermeture
unité d'interprétation: région de forêt protectrice
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante IFN1/IFN2/IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
état2004/06
région de forêt protectrice
Plateau/Juranord des Alpes ouestnord des Alpes estsud-ouest des Alpessud-est des AlpesSud des Alpes Suisse
avalanche SilvaProtectdegré de fermeture %± %± %± %± %± %± %±
pas d'indicationpas d'indication2.50.44.81.14.41.31.71.22.00.90.90.92.90.3
comprimé27.01.018.01.919.22.59.32.612.62.120.34.022.80.8
normal35.11.121.32.018.02.415.13.217.92.420.94.128.90.8
lâche14.50.812.91.714.32.211.32.89.91.915.93.713.80.6
aéré12.30.815.61.822.02.613.03.018.22.420.54.014.40.6
clairièré5.20.510.41.59.71.917.73.514.72.28.92.87.80.5
en collectifs serrés1.30.37.51.36.41.511.72.96.91.64.92.13.70.3
en collectifs normaux0.70.25.71.15.61.516.03.47.11.64.92.13.20.3
fermeture étagée1.40.34.01.00.40.44.21.910.71.92.91.62.60.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
à l'interieur du périmètrepas d'indication0.0.7.22.62.82.03.51.73.62.11.61.63.80.9
comprimé38.910.222.54.231.45.615.03.311.53.414.74.519.71.9
normal35.210.023.84.319.54.717.43.417.44.111.54.119.31.8
lâche8.85.94.22.09.53.411.83.015.43.99.93.910.01.4
aéré8.55.811.03.122.75.018.63.622.04.519.95.217.91.8
clairièré8.55.85.02.27.03.07.02.48.02.93.32.36.31.1
en collectifs serrés0.0.8.12.71.41.411.83.03.72.19.83.87.01.2
en collectifs normaux0.0.6.32.51.41.47.82.59.43.214.44.47.21.2
fermeture étagée0.0.12.03.24.32.46.92.49.03.115.04.68.71.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
hors du périmètrepas d'indication0.40.44.61.03.51.11.30.74.21.20.90.42.50.4
comprimé34.32.918.91.929.42.813.22.010.71.927.82.122.60.9
normal29.72.830.12.223.72.620.42.513.32.124.12.024.11.0
lâche14.62.212.81.612.92.111.72.012.22.014.51.713.20.8
aéré13.82.112.31.616.22.316.62.321.32.510.51.414.40.8
clairièré3.81.25.51.17.01.610.21.914.02.16.61.17.50.6
en collectifs serrés1.10.65.81.12.71.011.42.09.91.88.21.36.70.6
en collectifs normaux0.40.43.60.92.00.910.91.97.51.63.60.84.50.5
fermeture étagée2.00.96.41.22.71.04.41.36.91.54.00.94.50.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalpas d'indication2.20.34.90.73.80.81.90.63.20.70.90.42.80.2
comprimé28.01.018.91.325.31.812.71.411.61.325.31.822.50.6
normal34.41.025.61.420.71.718.41.715.81.522.41.726.30.6
lâche14.50.811.91.113.11.411.61.411.71.314.31.413.30.5
aéré12.40.713.61.119.51.616.21.620.11.613.01.314.70.5
clairièré5.00.57.60.98.21.111.31.413.51.46.61.07.60.4
en collectifs serrés1.30.26.80.84.10.811.61.47.81.17.81.15.00.3
en collectifs normaux0.70.24.80.73.50.811.41.47.61.14.80.84.00.3
fermeture étagée1.40.35.90.81.90.65.01.08.81.14.90.93.80.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventaire forestier national suisse, 17.05.2020 #862139/328470
IFN4
surface forestière
avalanche SilvaProtect · degré de fermeture
unité d'interprétation: région de forêt protectrice
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante IFN1/IFN2/IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
état2009/17
région de forêt protectrice
Plateau/Juranord des Alpes ouestnord des Alpes estsud-ouest des Alpessud-est des AlpesSud des Alpes Suisse
avalanche SilvaProtectdegré de fermeture %± %± %± %± %± %± %±
pas d'indicationpas d'indication0.90.23.00.91.20.74.21.82.00.90.90.91.40.2
comprimé31.41.122.72.126.72.816.23.39.41.829.34.527.20.8
normal33.41.123.62.125.22.78.12.514.12.222.14.228.20.8
lâche12.40.88.51.47.11.68.02.412.92.13.91.911.00.6
aéré13.20.812.71.712.92.118.13.521.22.614.73.514.10.6
clairièré3.60.48.71.49.61.921.23.715.62.314.63.57.00.5
en collectifs serrés0.80.26.01.25.61.57.02.39.11.85.72.33.10.3
en collectifs normaux1.10.36.41.28.01.75.72.111.02.04.82.13.60.3
fermeture étagée3.10.48.41.43.71.211.52.94.61.33.91.94.40.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
à l'interieur du périmètrepas d'indication0.0.6.12.41.41.42.71.53.62.01.61.63.10.8
comprimé30.29.629.84.629.95.518.43.510.13.216.84.821.51.9
normal26.49.219.24.024.95.112.73.023.04.511.54.118.51.8
lâche26.69.37.72.612.43.916.83.418.64.28.63.713.91.6
aéré8.85.915.03.66.93.022.93.914.13.822.45.316.21.7
clairièré0.0.4.01.98.83.47.82.55.82.511.44.16.81.2
en collectifs serrés0.0.5.02.27.33.11.81.29.63.23.22.24.91.0
en collectifs normaux4.03.97.02.55.72.83.41.710.33.311.44.16.91.2
fermeture étagée4.03.96.22.52.71.913.63.14.72.313.04.38.01.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
hors du périmètrepas d'indication1.20.72.60.82.71.02.30.93.11.11.10.52.10.3
comprimé36.03.028.92.235.22.919.62.49.71.837.42.328.81.0
normal32.62.921.02.026.42.716.02.212.62.022.52.021.80.9
lâche8.81.89.51.48.61.86.81.59.71.86.51.18.20.6
aéré13.32.115.11.78.41.723.52.621.82.510.51.414.90.8
clairièré2.30.95.91.17.31.614.22.217.42.34.91.08.10.6
en collectifs serrés0.40.46.11.24.71.33.11.17.71.69.21.35.70.5
en collectifs normaux0.80.52.10.75.01.33.81.211.21.95.81.14.70.5
fermeture étagée4.61.38.81.41.60.810.71.97.01.52.20.75.70.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalpas d'indication0.90.23.20.61.90.62.90.82.70.71.10.41.80.2
comprimé32.01.026.31.430.91.918.51.79.61.234.11.927.30.6
normal33.21.021.91.425.71.813.31.514.71.421.41.625.00.6
lâche12.10.78.90.98.41.19.41.312.31.36.31.010.20.4
aéré13.20.714.01.110.21.322.01.920.51.612.31.314.60.5
clairièré3.40.46.90.88.51.114.51.615.01.47.11.07.40.4
en collectifs serrés0.70.25.90.85.40.93.80.98.51.18.01.14.20.3
en collectifs normaux1.10.24.50.76.41.04.20.911.01.36.21.04.30.3
fermeture étagée3.30.48.30.92.60.711.51.45.70.93.50.75.20.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventaire forestier national suisse, 17.05.2020 #862140/328471
IFN3
surface forestière
avalanche SilvaProtect · degré de fermeture
unité d'interprétation: région de forêt protectrice
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante
réseau: réseau terrestre IFN3
état2004/06
région de forêt protectrice
Plateau/Juranord des Alpes ouestnord des Alpes estsud-ouest des Alpessud-est des AlpesSud des Alpes Suisse
avalanche SilvaProtectdegré de fermeture %± %± %± %± %± %± %±
pas d'indicationpas d'indication2.40.34.50.93.61.01.50.91.40.60.50.52.50.3
comprimé27.01.017.11.718.72.111.32.211.21.618.62.922.00.7
normal34.01.020.31.816.42.014.32.414.21.813.62.526.40.7
lâche14.20.812.51.512.41.89.72.19.11.511.92.412.90.6
aéré12.30.714.71.620.62.212.12.317.22.015.02.614.00.6
clairièré5.90.511.21.411.71.820.12.818.72.020.53.010.00.5
en collectifs serrés1.60.39.81.39.01.614.82.59.71.59.72.25.40.4
en collectifs normaux1.10.26.01.05.71.313.72.48.11.47.01.93.90.3
fermeture étagée1.50.33.90.91.80.72.51.110.31.63.21.32.90.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
à l'interieur du périmètrepas d'indication0.0.5.82.13.52.03.01.53.71.81.21.23.40.8
comprimé38.49.621.83.833.15.217.53.313.53.215.94.120.71.7
normal38.59.623.03.816.64.117.43.216.33.59.93.318.21.6
lâche7.75.23.41.710.53.311.62.714.53.411.23.510.01.3
aéré7.75.213.13.121.74.516.03.120.73.916.24.116.81.6
clairièré7.75.24.91.96.02.66.02.06.12.27.52.96.11.0
en collectifs serrés0.0.7.42.41.21.210.92.76.52.411.13.57.31.1
en collectifs normaux0.0.9.92.72.51.710.42.69.92.812.13.68.81.2
fermeture étagée0.0.10.72.84.82.47.32.28.92.714.94.08.71.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
hors du périmètrepas d'indication0.30.35.41.03.11.01.40.73.31.00.70.32.50.3
comprimé34.62.818.01.727.32.514.32.010.41.727.21.822.10.8
normal29.32.729.32.025.12.419.22.212.51.823.11.723.50.9
lâche14.62.112.71.513.11.911.61.813.01.813.61.413.10.7
aéré14.32.012.81.516.02.015.92.120.12.29.01.213.90.7
clairièré3.71.15.41.07.61.512.01.915.42.010.11.28.90.6
en collectifs serrés1.00.66.51.13.41.011.11.810.51.77.81.16.90.5
en collectifs normaux0.30.33.90.82.20.810.21.78.11.53.80.84.60.4
fermeture étagée1.70.85.81.02.10.84.51.26.61.34.70.94.50.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalpas d'indication2.10.35.00.63.40.71.80.52.50.50.70.32.60.2
comprimé28.00.918.01.124.11.514.01.311.21.124.31.421.90.5
normal33.51.024.61.320.21.417.21.513.81.219.81.324.70.5
lâche14.20.711.61.012.51.211.01.211.51.113.01.212.80.4
aéré12.50.713.71.018.71.414.71.418.91.411.01.114.20.4
clairièré5.70.58.00.89.31.113.31.315.61.312.11.19.30.3
en collectifs serrés1.50.28.10.85.70.812.21.39.61.08.50.96.10.3
en collectifs normaux1.00.25.50.73.80.711.31.28.41.05.20.74.60.3
fermeture étagée1.50.25.50.72.30.64.40.88.61.05.30.83.90.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventaire forestier national suisse, 17.05.2020 #862141/328472
IFN4
surface forestière
avalanche SilvaProtect · degré de fermeture
unité d'interprétation: région de forêt protectrice
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante
réseau: réseau 1,4 x 1,4 km
état2009/17
région de forêt protectrice
Plateau/Juranord des Alpes ouestnord des Alpes estsud-ouest des Alpessud-est des AlpesSud des Alpes Suisse
avalanche SilvaProtectdegré de fermeture %± %± %± %± %± %± %±
pas d'indicationpas d'indication0.90.22.50.71.00.63.11.21.50.70.50.51.30.2
comprimé31.31.122.21.924.32.415.02.59.41.620.32.925.50.7
normal32.71.120.31.821.72.37.01.811.21.715.62.625.20.7
lâche12.20.87.41.27.31.55.91.712.01.72.61.210.10.5
aéré13.10.811.71.512.31.916.22.616.92.013.12.413.40.6
clairièré4.40.510.91.410.21.732.63.316.32.026.13.210.00.5
en collectifs serrés1.00.29.81.39.71.78.31.914.41.99.82.15.40.4
en collectifs normaux1.30.36.91.19.91.73.91.413.51.88.82.14.70.4
fermeture étagée3.10.48.31.33.61.18.01.94.81.13.11.34.40.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
à l'interieur du périmètrepas d'indication0.0.5.82.31.31.32.61.53.11.81.41.42.90.8
comprimé30.29.628.64.527.65.118.53.511.93.216.34.521.01.8
normal26.49.219.43.923.04.812.93.021.24.110.23.717.81.7
lâche26.69.37.42.514.13.916.93.416.33.79.03.513.71.5
aéré8.85.914.43.510.23.421.93.714.53.619.84.716.11.7
clairièré0.0.4.82.19.43.48.32.57.22.614.54.28.01.2
en collectifs serrés0.0.6.82.56.72.92.51.410.53.15.72.76.01.1
en collectifs normaux4.03.96.72.45.32.63.31.610.13.011.53.86.81.1
fermeture étagée4.03.96.02.42.51.713.03.05.22.311.53.87.71.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
hors du périmètrepas d'indication1.20.72.50.72.50.92.10.93.31.01.10.42.10.3
comprimé36.23.029.02.234.32.819.22.39.31.633.82.027.60.9
normal32.52.920.91.925.32.515.22.112.31.921.51.821.00.9
lâche9.11.89.31.47.81.66.11.410.51.76.61.18.10.6
aéré13.12.114.81.79.51.722.02.420.52.310.51.314.60.8
clairièré2.30.95.81.17.01.516.12.216.52.18.21.19.10.6
en collectifs serrés0.40.46.51.26.71.53.91.18.81.69.61.36.50.5
en collectifs normaux0.80.52.20.75.61.33.81.112.21.86.41.05.20.5
fermeture étagée4.51.38.91.41.40.711.81.96.61.42.40.75.80.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalpas d'indication0.90.22.80.51.60.52.50.62.40.61.00.31.70.2
comprimé31.91.025.71.328.91.717.61.59.71.129.11.625.90.5
normal32.61.020.51.223.41.612.01.312.91.219.11.423.10.5
lâche11.90.78.20.98.21.18.21.111.91.25.80.89.70.4
aéré13.10.713.31.110.91.220.11.618.11.411.91.114.00.4
clairièré4.10.48.10.88.81.120.11.615.21.313.01.19.50.4
en collectifs serrés0.90.28.10.88.11.05.10.911.61.29.31.05.80.3
en collectifs normaux1.20.24.90.77.61.03.70.812.61.27.40.95.10.3
fermeture étagée3.30.48.30.92.50.610.81.35.60.83.40.65.10.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventaire forestier national suisse, 17.05.2020 #862142/328473
IFN3
surface forestière
avalanche SilvaProtect · degré de fermeture
unité d'interprétation: région de forêt protectrice
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
état2004/06
région de forêt protectrice
Plateau/Juranord des Alpes ouestnord des Alpes estsud-ouest des Alpessud-est des AlpesSud des Alpes Suisse
avalanche SilvaProtectdegré de fermeture %± %± %± %± %± %± %±
pas d'indicationpas d'indication2.40.44.20.93.81.11.20.91.60.70.60.62.60.3
comprimé26.81.017.71.818.82.310.22.312.21.817.63.022.00.7
normal34.61.120.31.916.32.213.82.615.22.013.72.726.90.8
lâche14.30.812.11.513.82.09.92.38.51.612.42.613.10.6
aéré12.30.814.81.721.12.412.92.617.12.116.52.914.20.6
clairièré5.70.511.31.511.21.821.53.218.12.220.83.29.80.5
en collectifs serrés1.50.39.41.48.01.614.42.710.31.78.52.25.10.4
en collectifs normaux0.90.26.01.15.91.413.22.66.91.47.32.03.70.3
fermeture étagée1.40.34.10.91.10.63.01.310.01.72.41.22.70.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
à l'interieur du périmètrepas d'indication0.0.7.02.52.71.93.41.73.31.81.41.43.60.9
comprimé38.910.222.84.231.55.416.23.312.23.314.44.220.01.8
normal35.210.023.14.218.74.516.83.315.53.710.23.718.21.7
lâche8.85.94.02.010.53.511.42.913.83.510.23.79.91.4
aéré8.55.811.73.221.84.818.03.521.84.217.64.617.51.7
clairièré8.55.84.82.16.72.96.82.37.12.68.63.46.81.1
en collectifs serrés0.0.7.82.71.41.311.42.97.72.88.63.47.41.2
en collectifs normaux0.0.7.12.61.41.39.22.79.53.014.24.27.91.2
fermeture étagée0.0.11.63.15.42.66.72.39.22.914.74.38.81.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
hors du périmètrepas d'indication0.40.44.41.03.21.11.20.73.81.10.80.42.30.3
comprimé34.12.918.51.928.02.713.32.010.91.826.31.921.90.9
normal29.82.830.42.223.82.519.22.312.91.922.51.823.40.9
lâche14.82.212.41.613.82.111.51.912.41.913.61.513.10.7
aéré13.72.111.91.615.82.215.62.220.32.39.91.313.80.8
clairièré3.81.25.71.17.61.612.72.014.52.010.41.39.10.6
en collectifs serrés1.10.66.81.23.51.111.61.910.81.88.31.27.30.6
en collectifs normaux0.40.43.70.91.80.810.01.87.71.54.00.84.50.4
fermeture étagée1.90.96.11.12.50.94.81.26.81.44.40.94.60.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalpas d'indication2.20.34.60.63.40.71.60.52.70.60.80.32.60.2
comprimé27.81.018.61.224.31.713.01.411.71.223.41.521.80.5
normal34.01.025.01.419.81.517.11.514.31.319.51.424.90.6
lâche14.30.811.41.013.41.311.01.310.91.213.01.212.80.4
aéré12.40.713.21.118.91.515.31.519.01.512.01.214.30.5
clairièré5.50.58.20.99.11.114.11.415.11.312.41.19.30.4
en collectifs serrés1.40.38.10.95.30.912.41.410.21.18.41.06.10.3
en collectifs normaux0.90.25.10.73.60.710.81.37.61.05.70.84.30.3
fermeture étagée1.40.35.80.72.20.64.70.98.51.04.90.83.90.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventaire forestier national suisse, 17.05.2020 #862143/328474
IFN4
surface forestière
avalanche SilvaProtect · degré de fermeture
unité d'interprétation: région de forêt protectrice
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
état2009/17
région de forêt protectrice
Plateau/Juranord des Alpes ouestnord des Alpes estsud-ouest des Alpessud-est des AlpesSud des Alpes Suisse
avalanche SilvaProtectdegré de fermeture %± %± %± %± %± %± %±
pas d'indicationpas d'indication0.90.22.60.81.00.63.61.41.60.70.60.61.40.2
comprimé31.31.121.91.924.92.515.82.89.61.722.03.325.90.8
normal33.01.121.61.923.22.58.22.112.21.816.93.026.40.8
lâche12.20.87.71.37.51.56.91.912.81.92.51.210.40.5
aéré13.20.812.41.512.62.016.72.917.92.212.92.613.60.6
clairièré4.10.59.81.49.71.729.93.515.62.025.73.49.00.5
en collectifs serrés1.00.28.71.38.11.66.21.813.31.99.12.24.60.4
en collectifs normaux1.20.36.91.29.41.74.61.612.61.96.72.04.30.4
fermeture étagée3.20.48.21.33.51.18.22.14.31.13.61.54.30.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
à l'interieur du périmètrepas d'indication0.0.5.92.31.41.42.61.53.21.81.41.42.90.8
comprimé30.29.628.94.528.75.318.73.512.13.316.34.521.31.9
normal26.49.219.63.923.94.913.03.020.64.110.23.717.81.7
lâche26.69.37.52.613.33.917.13.416.73.89.03.513.71.6
aéré8.85.914.63.57.93.122.13.814.83.719.84.715.91.7
clairièré0.0.3.81.99.83.57.52.47.32.714.54.27.71.2
en collectifs serrés0.0.6.92.57.03.02.51.410.73.25.72.76.11.1
en collectifs normaux4.03.96.82.55.52.73.31.610.33.111.53.87.01.2
fermeture étagée4.03.96.02.42.61.813.13.04.22.111.53.87.61.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
hors du périmètrepas d'indication1.20.72.60.82.50.92.20.93.41.11.10.52.10.3
comprimé35.73.029.12.234.22.819.62.39.01.634.52.127.71.0
normal32.72.920.71.925.62.615.52.112.81.921.91.821.30.9
lâche9.11.89.21.48.01.66.31.49.91.76.41.18.00.6
aéré13.22.115.01.79.01.722.42.520.72.310.41.314.60.8
clairièré2.30.95.91.17.21.516.12.216.82.17.81.19.10.6
en collectifs serrés0.40.46.41.26.51.53.91.28.21.69.31.36.30.5
en collectifs normaux0.80.52.30.75.71.43.81.112.41.96.31.05.20.5
fermeture étagée4.61.39.01.41.50.710.21.86.81.42.30.75.60.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalpas d'indication0.90.22.90.51.70.52.70.72.60.61.00.41.80.2
comprimé31.81.025.81.429.41.818.21.69.71.130.21.626.20.6
normal32.91.021.01.324.31.712.81.413.61.319.81.423.80.5
lâche11.90.78.30.98.41.18.71.212.11.25.80.89.80.4
aéré13.10.713.81.110.51.220.61.718.71.511.81.214.20.5
clairièré3.80.47.50.88.61.118.51.615.01.312.21.18.90.4
en collectifs serrés1.00.27.50.87.31.04.30.910.81.28.91.05.40.3
en collectifs normaux1.20.24.90.77.31.04.00.812.21.26.90.94.90.3
fermeture étagée3.30.48.30.92.50.610.21.35.30.83.40.75.00.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventaire forestier national suisse, 17.05.2020 #862144/328475
IFN3
surface forestière
avalanche SilvaProtect · degré de fermeture
unité d'interprétation: région économique
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
état2004/06
région économique
ouest du Juraest du Juraouest du Plateaucentre du Plateauest du Plateauouest des Préalpescentre des Préalpesest des Préalpesnord-ouest des Alpescentre des Alpesnord-est des Alpessud-ouest des Alpessud-est des AlpesSud des Alpes Suisse
avalanche SilvaProtectdegré de fermeture %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
pas d'indicationpas d'indication1.10.42.41.04.11.32.81.03.10.74.72.64.81.34.01.52.61.53.22.24.02.81.20.91.60.70.60.62.60.3
comprimé19.21.642.93.428.52.927.92.527.81.919.04.017.92.420.53.016.13.411.44.119.95.310.22.312.21.817.63.022.00.7
normal30.31.836.63.330.13.238.92.838.02.123.24.619.62.518.22.919.83.718.64.87.34.113.82.615.22.013.72.726.90.8
lâche16.01.512.32.313.62.412.91.914.61.612.83.612.42.115.02.711.23.014.74.68.84.29.92.38.51.612.42.613.10.6
aéré16.91.53.51.311.52.211.31.811.41.412.73.616.72.319.63.011.33.022.55.325.36.412.92.617.12.116.52.914.10.6
clairièré9.11.22.41.17.11.73.61.13.80.810.83.611.52.09.72.212.23.011.64.116.15.321.53.218.12.220.83.29.80.5
en collectifs serrés2.60.70.0.2.71.10.80.50.60.48.13.08.31.75.71.712.13.011.54.112.84.914.42.710.31.78.52.25.10.4
en collectifs normaux2.40.60.0.1.50.90.0.0.0.6.83.04.51.36.71.99.62.75.02.83.72.613.22.66.91.47.32.03.70.3
fermeture étagée2.40.60.0.1.00.71.90.80.70.41.91.34.41.30.60.65.22.11.61.62.22.13.01.310.01.72.41.22.70.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
à l'interieur du périmètrepas d'indication0.0.........21.09.20.0.0.0.5.83.23.73.62.72.73.41.73.31.81.41.43.70.9
comprimé38.910.2........25.08.931.19.013.79.117.65.323.58.246.78.916.23.312.23.314.44.220.11.8
normal35.110.0........19.98.120.57.535.912.925.36.118.37.510.75.116.83.315.53.710.23.718.01.7
lâche8.75.9........4.94.84.24.16.96.73.72.622.28.12.52.511.42.913.83.510.23.79.91.4
aéré8.65.9........11.86.510.75.943.413.411.54.517.77.215.66.518.03.521.84.217.64.617.31.7
clairièré8.65.9........0.0.3.23.20.0.8.03.97.25.011.16.06.82.37.12.68.63.46.91.2
en collectifs serrés0.0.........3.73.610.25.60.0.7.63.70.0.2.72.711.42.97.72.88.63.47.31.2
en collectifs normaux0.0.........0.0.10.05.50.0.8.33.93.73.60.0.9.22.79.53.014.24.27.91.2
fermeture étagée0.0.........13.67.310.05.50.0.12.34.73.73.68.04.56.72.39.22.914.74.38.81.3
total100.0.........100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
hors du périmètrepas d'indication0.0.0.0.4.44.30.0.0.0.9.13.03.11.13.11.44.01.72.42.34.12.31.20.73.81.10.80.42.40.3
comprimé36.44.029.610.219.88.038.57.026.58.114.73.221.62.925.73.315.63.328.77.132.55.613.32.010.91.826.31.921.70.9
normal29.83.936.010.944.410.116.35.337.59.227.84.431.03.227.53.431.14.121.86.415.54.219.22.312.91.922.51.823.40.9
lâche12.62.814.67.99.16.118.25.525.08.210.52.915.82.611.62.58.62.624.66.913.04.111.51.912.41.913.61.513.10.7
aéré14.22.914.67.98.65.816.45.311.06.09.42.913.92.416.32.89.82.715.35.713.94.215.62.220.32.39.91.313.80.8
clairièré3.41.55.15.09.16.14.53.10.0.5.62.43.91.36.41.99.12.64.73.213.24.112.72.014.52.010.41.39.20.6
en collectifs serrés1.30.90.0.0.0.2.12.10.0.11.03.01.30.73.61.412.43.02.42.33.92.211.61.910.81.88.31.27.20.6
en collectifs normaux0.70.70.0.0.0.0.0.0.0.3.11.52.71.12.71.35.92.10.0.1.31.310.01.87.71.54.00.84.60.5
fermeture étagée1.51.00.0.4.64.54.02.80.0.8.72.86.71.73.01.43.51.70.0.2.51.74.81.26.81.44.40.94.60.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalpas d'indication0.80.32.20.94.11.22.40.82.90.78.62.03.80.83.41.03.71.13.01.43.81.51.60.52.70.60.80.32.60.2
comprimé22.91.541.73.327.62.729.32.427.71.917.52.320.21.822.72.216.12.119.43.531.63.713.01.411.71.223.41.521.70.5
normal30.41.636.53.131.53.135.82.538.02.025.12.924.61.923.22.225.52.519.63.411.82.617.11.514.31.319.51.424.90.6
lâche15.21.312.52.213.22.213.61.815.21.510.92.113.41.613.11.88.81.719.43.59.42.411.01.310.91.213.01.212.80.4
aéré16.21.34.51.411.22.112.01.711.41.411.02.215.21.618.92.110.71.819.23.517.93.115.31.519.01.512.01.214.20.5
clairièré8.11.02.61.17.31.73.71.03.60.87.11.97.81.27.81.410.21.88.52.413.72.814.11.415.11.312.41.19.40.4
en collectifs serrés2.30.50.0.2.41.00.90.50.60.39.01.95.41.04.51.111.41.96.32.16.52.012.41.410.21.18.41.06.00.3
en collectifs normaux2.10.50.0.1.40.80.0.0.0.4.31.44.00.94.61.17.81.63.11.51.81.010.81.37.61.05.70.84.40.3
fermeture étagée2.10.50.0.1.30.82.20.80.70.36.51.75.71.01.70.75.71.41.51.13.61.54.70.98.51.04.90.83.90.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventaire forestier national suisse, 06.07.2020 #862145/328476
IFN4
surface forestière
avalanche SilvaProtect · degré de fermeture
unité d'interprétation: région économique
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
état2009/17
région économique
ouest du Juraest du Juraouest du Plateaucentre du Plateauest du Plateauouest des Préalpescentre des Préalpesest des Préalpesnord-ouest des Alpescentre des Alpesnord-est des Alpessud-ouest des Alpessud-est des AlpesSud des Alpes Suisse
avalanche SilvaProtectdegré de fermeture %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
pas d'indicationpas d'indication0.50.30.0.3.11.10.30.31.00.44.12.33.41.11.71.00.0.0.0.0.0.3.61.41.60.70.60.61.30.2
comprimé26.41.841.83.338.43.330.62.630.52.022.14.322.12.629.83.421.13.819.14.915.55.115.82.89.61.722.03.326.10.8
normal26.81.839.63.331.13.237.52.735.82.123.34.524.52.728.83.413.83.214.34.415.05.38.22.112.21.816.93.026.40.8
lâche10.61.312.72.38.61.911.01.815.81.67.82.96.01.57.62.011.12.94.62.610.34.56.91.912.81.92.51.210.40.5
aéré17.51.64.51.512.42.212.71.912.21.47.02.715.02.212.92.510.32.813.04.311.04.716.72.917.92.212.92.613.60.6
clairièré6.81.01.40.82.71.14.31.22.30.714.24.06.31.58.02.015.73.411.64.113.34.729.93.515.62.025.73.49.00.5
en collectifs serrés2.20.60.0.0.90.60.70.50.40.314.34.05.91.43.31.311.43.014.84.616.75.46.21.813.31.99.12.24.60.4
en collectifs normaux2.10.60.0.1.30.80.30.31.10.55.72.56.31.56.71.98.72.711.44.116.25.44.61.612.61.96.72.04.30.4
fermeture étagée7.11.00.0.1.40.82.50.90.90.41.51.510.51.91.20.87.82.511.34.02.02.08.22.14.31.13.61.54.30.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
à l'interieur du périmètrepas d'indication0.0.........8.15.50.0.0.0.7.73.70.0.3.13.12.61.53.21.81.41.42.90.8
comprimé30.09.6........24.38.737.29.249.613.525.76.115.87.232.48.518.73.512.13.316.34.521.41.9
normal26.59.3........8.15.611.76.316.010.328.86.328.98.622.37.113.03.020.64.110.23.717.81.7
lâche26.69.3........12.36.89.75.334.412.74.12.914.56.74.03.917.13.416.73.89.03.513.71.6
aéré8.75.9........13.07.112.96.10.0.15.65.110.86.07.84.422.13.814.83.719.84.715.81.6
clairièré0.0.........9.96.83.23.20.0.1.91.911.56.212.65.97.52.47.32.714.54.27.71.2
en collectifs serrés0.0.........13.17.10.0.0.0.8.23.93.53.512.45.92.51.410.73.25.72.76.11.1
en collectifs normaux4.14.0........6.25.910.05.50.0.6.03.47.85.35.43.73.31.610.33.111.53.87.01.2
fermeture étagée4.14.0........4.94.815.27.00.0.1.91.97.25.00.0.13.13.04.22.111.53.87.61.2
total100.0.........100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
hors du périmètrepas d'indication0.0.0.0.0.0.6.83.80.0.4.82.31.70.93.01.32.41.40.0.2.81.92.20.93.41.11.10.52.10.3
comprimé37.24.131.310.632.99.630.36.643.39.423.84.026.73.135.03.636.74.438.97.728.15.319.62.39.01.634.52.127.61.0
normal32.03.943.911.137.510.025.66.235.79.120.23.820.12.826.03.421.93.726.77.025.35.215.52.112.81.921.91.821.30.9
lâche10.52.65.15.08.25.68.13.97.14.97.72.512.32.39.52.34.61.95.23.55.82.96.31.49.91.76.41.18.00.6
aéré12.52.814.67.816.97.714.35.010.25.612.83.420.12.87.42.18.52.610.24.912.23.922.42.520.72.310.41.314.70.8
clairièré1.51.05.15.04.64.54.22.90.0.10.03.15.31.55.01.73.41.74.73.213.74.116.12.216.82.17.81.19.10.6
en collectifs serrés0.0.0.0.0.0.2.42.40.0.12.03.31.40.86.01.810.72.87.03.96.82.93.91.28.21.69.31.36.30.5
en collectifs normaux1.51.00.0.0.0.0.0.0.0.5.22.30.40.46.21.83.51.74.73.25.32.63.81.112.41.96.31.05.30.5
fermeture étagée4.91.80.0.0.0.8.34.03.73.63.41.711.92.21.91.18.22.52.62.60.0.10.21.86.81.42.30.75.60.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalpas d'indication0.40.20.0.2.81.01.20.61.00.44.91.62.50.72.20.82.40.90.0.2.01.12.70.72.60.61.00.41.80.2
comprimé28.51.640.83.237.83.130.52.431.22.023.22.724.92.032.92.528.52.624.73.825.03.518.21.69.71.130.21.626.20.6
normal27.71.640.03.231.83.035.92.535.72.020.22.621.91.927.02.319.92.321.23.521.33.312.81.413.61.319.81.423.90.5
lâche11.11.112.02.28.51.810.61.715.41.58.21.88.91.39.51.57.21.56.82.26.92.18.71.212.11.25.80.89.80.4
aéré16.41.35.41.512.92.112.91.812.11.410.52.117.11.79.91.610.51.811.62.810.92.520.61.718.71.511.81.214.20.5
clairièré5.60.81.80.92.91.14.31.12.20.611.72.35.71.06.31.38.11.69.42.613.32.718.51.615.01.312.21.18.90.4
en collectifs serrés1.70.50.0.0.80.60.90.50.40.313.02.43.70.84.41.110.61.810.02.611.22.64.30.910.81.28.91.05.40.3
en collectifs normaux2.00.50.0.1.20.70.30.31.10.45.51.64.00.86.21.26.01.48.52.48.82.24.00.812.21.26.90.94.90.3
fermeture étagée6.60.90.0.1.30.73.30.91.10.42.81.111.41.41.50.67.01.57.72.30.60.610.21.35.30.83.40.75.00.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventaire forestier national suisse, 06.07.2020 #862146/328477
IFN4
surface forestière
avalanche SilvaProtect · degré de fermeture
unité d'interprétation: région économique
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante
réseau: réseau 1,4 x 1,4 km
état2009/17
région économique
ouest du Juraest du Juraouest du Plateaucentre du Plateauest du Plateauouest des Préalpescentre des Préalpesest des Préalpesnord-ouest des Alpescentre des Alpesnord-est des Alpessud-ouest des Alpessud-est des AlpesSud des Alpes Suisse
avalanche SilvaProtectdegré de fermeture %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
pas d'indicationpas d'indication0.50.30.0.3.11.10.30.31.00.43.92.23.21.01.60.90.0.0.0.0.0.3.11.21.50.70.50.51.30.2
comprimé26.51.841.93.338.23.230.72.630.72.023.44.322.72.629.13.320.33.618.24.716.34.815.02.59.41.620.32.925.70.7
normal26.51.839.33.331.03.237.32.735.32.122.34.423.12.627.73.212.73.013.64.212.44.57.01.811.21.715.62.625.30.7
lâche10.71.312.52.38.51.911.01.815.81.67.52.86.01.57.71.910.32.74.42.58.63.85.91.712.01.72.61.210.10.5
aéré17.31.54.91.512.42.212.61.912.21.46.72.614.12.112.72.49.52.612.44.110.84.216.22.616.92.013.12.413.40.6
clairièré7.41.11.40.82.71.14.61.22.70.714.73.97.41.58.12.016.83.311.03.916.54.832.63.316.32.026.13.210.00.5
en collectifs serrés2.10.60.0.0.90.60.70.50.40.314.73.96.61.53.71.413.73.117.24.720.35.38.31.914.41.99.82.15.40.4
en collectifs normaux2.00.60.0.1.80.90.30.31.10.55.42.46.31.47.91.98.82.612.44.113.54.53.91.413.51.88.82.14.70.4
fermeture étagée7.01.00.0.1.40.82.50.90.90.41.41.410.71.91.60.98.02.410.83.81.61.68.01.94.81.13.11.34.30.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
à l'interieur du périmètrepas d'indication0.0.........8.15.50.0.0.0.7.73.70.0.3.02.92.61.53.11.81.41.42.90.8
comprimé30.09.6........24.38.736.09.049.613.525.76.114.76.831.18.218.53.511.93.216.34.521.01.8
normal26.59.3........8.15.611.36.116.010.328.86.327.08.121.46.912.93.021.24.110.23.717.71.7
lâche26.69.3........12.36.89.45.234.412.74.12.913.56.37.75.216.93.416.33.79.03.513.81.6
aéré8.75.9........13.07.112.55.90.0.15.65.116.76.97.54.221.93.714.53.619.84.716.01.6
clairièré0.0.........9.96.86.54.50.0.1.91.910.75.812.15.78.32.57.22.614.54.28.01.2
en collectifs serrés0.0.........13.17.10.0.0.0.8.23.93.33.312.05.72.51.410.53.15.72.76.01.1
en collectifs normaux4.14.0........6.25.99.75.40.0.6.03.47.35.05.23.53.31.610.13.011.53.86.91.1
fermeture étagée4.14.0........4.94.814.76.80.0.1.91.96.84.60.0.13.03.05.22.311.53.87.71.2
total100.0.........100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
hors du périmètrepas d'indication0.0.0.0.0.0.6.73.70.0.4.82.31.70.83.01.32.41.40.0.2.71.92.10.93.31.01.10.42.10.3
comprimé37.64.131.310.632.99.631.76.643.39.423.84.026.33.134.83.636.94.340.77.528.15.219.22.39.31.633.82.027.40.9
normal31.83.943.911.137.510.025.16.135.79.120.23.820.42.825.83.422.43.725.06.625.65.115.22.112.31.921.51.821.10.9
lâche10.42.65.15.08.25.67.93.87.14.97.72.512.52.39.52.34.61.84.83.35.62.86.11.410.51.76.61.18.10.6
aéré12.42.714.67.816.97.714.04.910.25.612.83.419.82.77.32.18.32.511.75.013.13.922.02.420.52.310.51.314.60.8
clairièré1.51.05.15.04.64.54.12.90.0.10.03.15.21.55.01.73.31.64.43.013.23.916.12.216.52.18.21.19.10.6
en collectifs serrés0.0.0.0.0.0.2.42.30.0.12.03.31.90.96.61.910.62.86.63.66.62.83.91.18.81.69.61.36.60.5
en collectifs normaux1.51.00.0.0.0.0.0.0.0.5.22.30.40.46.11.83.41.74.33.05.12.53.81.112.21.86.41.05.30.5
fermeture étagée4.81.80.0.0.0.8.13.93.73.63.41.711.72.21.91.18.12.42.42.40.0.11.81.96.61.42.40.75.70.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalpas d'indication0.40.20.0.2.81.01.20.60.90.44.81.62.40.62.20.82.30.80.0.1.81.02.50.62.40.61.00.31.70.2
comprimé28.61.641.03.137.73.130.82.431.31.923.72.724.91.932.42.428.02.524.73.624.63.317.61.59.71.129.11.625.90.5
normal27.51.639.73.131.73.035.62.535.32.019.82.621.31.826.42.319.42.220.03.320.13.112.01.312.91.219.11.423.20.5
lâche11.21.111.82.28.51.810.51.615.41.58.11.88.91.39.41.56.91.56.42.17.12.18.21.111.91.25.80.89.70.4
aéré16.11.35.71.612.82.112.81.812.11.410.32.116.41.69.81.610.01.713.12.911.12.520.11.618.11.411.91.114.00.4
clairièré6.10.91.70.92.91.14.51.12.50.712.02.36.41.06.41.38.71.68.82.414.12.720.11.615.21.313.01.19.50.4
en collectifs serrés1.70.50.0.0.80.60.90.50.40.313.22.44.30.94.91.111.51.910.92.612.52.55.10.911.61.29.31.05.90.3
en collectifs normaux2.00.50.0.1.60.80.30.31.00.45.41.64.00.86.81.36.11.48.82.48.12.13.70.812.61.27.40.95.10.3
fermeture étagée6.50.90.0.1.30.73.30.91.10.42.71.111.31.41.70.77.01.57.32.20.60.610.81.35.60.83.40.65.10.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventaire forestier national suisse, 06.07.2020 #862147/328478
IFN3
surface forestière
avalanche SilvaProtect · degré de fermeture
unité d'interprétation: région économique
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante IFN1/IFN2/IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
état2004/06
région économique
ouest du Juraest du Juraouest du Plateaucentre du Plateauest du Plateauouest des Préalpescentre des Préalpesest des Préalpesnord-ouest des Alpescentre des Alpesnord-est des Alpessud-ouest des Alpessud-est des AlpesSud des Alpes Suisse
avalanche SilvaProtectdegré de fermeture %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
pas d'indicationpas d'indication1.10.42.51.04.31.32.81.03.10.85.32.95.11.44.41.63.52.04.02.85.03.51.71.22.00.90.90.92.80.3
comprimé19.41.642.63.529.43.027.92.527.62.018.54.218.42.621.13.216.13.910.14.220.05.99.32.612.62.120.34.022.80.8
normal31.11.936.43.331.03.338.72.838.62.124.74.920.62.619.93.120.74.419.65.49.15.015.13.217.92.420.94.128.90.8
lâche16.61.612.52.413.82.512.91.914.51.614.44.112.92.215.12.811.63.518.75.75.64.011.32.89.91.915.93.713.80.6
aéré17.41.63.51.310.12.111.31.811.41.413.03.916.62.419.53.114.03.826.66.326.97.413.03.018.22.420.54.014.30.6
clairièré8.11.12.51.16.51.73.61.13.40.810.33.811.82.19.42.37.22.86.33.515.45.917.73.514.72.28.92.87.80.5
en collectifs serrés2.10.60.0.2.81.10.80.50.70.46.93.06.81.63.71.59.43.210.54.513.35.611.72.96.91.64.92.13.70.3
en collectifs normaux1.80.60.0.1.60.90.0.0.0.4.62.64.01.26.11.911.73.54.22.94.73.216.03.47.11.64.92.13.20.3
fermeture étagée2.50.60.0.0.50.52.00.80.70.42.11.53.81.20.70.75.82.50.0.0.0.4.21.910.71.92.91.62.60.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
à l'interieur du périmètrepas d'indication0.0.........22.09.60.0.0.0.6.13.44.03.92.82.73.51.73.62.11.61.63.90.9
comprimé38.910.2........21.68.631.19.013.79.118.45.621.48.347.99.015.03.311.53.414.74.519.91.9
normal35.110.0........20.88.420.57.535.912.926.46.319.88.011.05.217.43.417.44.111.54.119.11.8
lâche8.75.9........5.25.04.24.16.96.73.92.719.88.02.52.511.83.015.43.99.93.910.01.4
aéré8.65.9........12.36.810.75.943.413.49.84.219.27.816.06.618.63.622.04.519.95.217.71.8
clairièré8.65.9........0.0.3.23.20.0.8.44.07.85.411.46.17.02.48.02.93.32.36.51.2
en collectifs serrés0.0.........3.93.810.25.60.0.7.93.80.0.2.82.711.83.03.72.19.83.86.91.2
en collectifs normaux0.0.........0.0.10.05.50.0.6.43.64.03.90.0.7.82.59.43.214.44.47.21.2
fermeture étagée0.0.........14.27.610.05.50.0.12.84.94.03.95.73.96.92.49.03.115.04.68.81.3
total100.0.........100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
hors du périmètrepas d'indication0.0.0.0.4.44.30.0.0.0.9.53.23.21.23.21.44.21.82.92.84.52.51.30.74.21.20.90.42.60.4
comprimé37.04.129.610.219.88.038.57.026.58.115.43.421.52.926.23.416.43.532.08.135.36.013.22.010.71.927.82.122.40.9
normal29.53.936.010.944.410.116.35.337.59.228.04.530.43.326.93.530.94.223.27.215.54.320.42.513.32.124.12.024.11.0
lâche12.12.814.67.99.16.118.25.525.08.211.03.016.12.611.52.59.12.720.57.112.84.311.72.012.22.014.51.713.20.8
aéré14.43.014.67.98.65.816.45.311.06.09.83.014.32.417.03.010.32.818.56.812.34.116.62.321.32.510.51.414.40.8
clairièré3.51.55.15.09.16.14.53.10.0.5.92.53.61.26.72.08.82.62.92.811.34.010.21.914.02.16.61.17.60.6
en collectifs serrés1.41.00.0.0.0.2.12.10.0.8.02.61.30.82.51.211.33.00.0.4.32.411.42.09.91.88.21.36.60.6
en collectifs normaux0.70.70.0.0.0.0.0.0.0.3.21.62.71.12.81.45.42.10.0.1.41.410.91.97.51.63.60.84.50.5
fermeture étagée1.51.10.0.4.64.54.02.80.0.9.13.06.91.83.21.43.71.80.0.2.71.94.41.36.91.54.00.94.60.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalpas d'indication0.90.42.20.94.31.32.40.83.00.79.22.14.00.83.71.04.31.33.71.74.21.71.90.63.20.70.90.42.80.2
comprimé23.31.541.43.328.42.829.42.427.51.917.32.320.51.923.32.316.72.319.73.834.04.112.71.411.61.325.31.822.40.6
normal30.91.736.33.232.43.135.72.538.52.126.03.124.92.023.92.326.52.720.83.812.62.818.41.715.81.522.41.726.30.6
lâche15.51.312.72.313.32.313.61.815.11.511.72.213.81.613.11.88.91.819.53.98.32.511.61.411.71.314.31.413.30.5
aéré16.61.44.61.49.92.012.01.711.41.411.32.315.31.619.32.111.52.022.34.017.33.316.21.620.11.613.01.314.60.5
clairièré7.20.92.71.16.81.73.71.03.20.87.01.97.71.27.71.58.11.75.62.212.52.911.31.413.51.46.61.07.60.4
en collectifs serrés1.90.50.0.2.51.00.90.50.60.47.21.84.60.93.00.910.01.94.72.16.52.111.61.47.81.17.81.15.00.3
en collectifs normaux1.50.50.0.1.40.80.0.0.0.3.41.33.80.84.31.17.81.72.81.62.01.111.41.47.61.14.80.84.00.3
fermeture étagée2.20.50.0.1.00.72.20.80.70.36.91.85.51.11.80.76.21.50.90.92.61.35.01.08.81.14.90.93.90.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventaire forestier national suisse, 06.07.2020 #862148/328479
IFN3
surface forestière
avalanche SilvaProtect · degré de fermeture
unité d'interprétation: région économique
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante
réseau: réseau 1,4 x 1,4 km
état2004/06
région économique
ouest du Juraest du Juraouest du Plateaucentre du Plateauest du Plateauouest des Préalpescentre des Préalpesest des Préalpesnord-ouest des Alpescentre des Alpesnord-est des Alpessud-ouest des Alpessud-est des AlpesSud des Alpes Suisse
avalanche SilvaProtectdegré de fermeture %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
pas d'indicationpas d'indication1.00.42.41.04.01.22.70.93.10.74.62.55.11.34.01.52.51.43.02.13.92.71.20.81.50.70.60.62.50.3
comprimé18.91.642.93.428.62.928.02.527.81.919.44.017.82.420.33.015.33.212.54.121.15.49.92.211.91.818.03.021.90.7
normal30.11.836.63.330.13.238.82.738.02.122.54.419.52.518.62.918.83.517.74.67.03.914.02.615.12.014.22.726.70.8
lâche15.81.512.32.313.92.412.91.914.61.512.43.512.32.114.82.710.72.813.94.48.44.19.62.28.31.511.92.512.90.6
aéré17.21.53.51.311.32.211.11.811.31.412.23.516.92.319.33.010.72.821.45.126.16.312.52.516.92.115.82.814.00.6
clairièré9.21.22.41.17.01.73.91.13.90.810.43.511.42.09.62.214.03.112.64.215.55.121.53.118.92.221.03.110.10.5
en collectifs serrés2.70.70.0.2.71.10.70.50.60.410.13.28.21.76.21.811.52.912.64.212.34.814.02.610.41.78.72.25.20.4
en collectifs normaux2.80.70.0.1.50.90.0.0.0.6.62.94.51.36.71.911.52.94.72.73.62.514.52.77.11.47.01.93.90.3
fermeture étagée2.30.60.0.0.90.71.90.80.70.41.81.34.31.30.60.64.92.01.51.52.12.02.91.39.81.62.91.32.70.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
à l'interieur du périmètrepas d'indication0.0.........21.09.20.0.0.0.5.73.23.73.62.72.73.41.73.21.81.41.43.70.9
comprimé38.910.2........25.08.931.19.013.79.117.35.223.58.246.78.916.23.313.03.414.04.120.11.8
normal35.110.0........19.98.120.57.535.912.924.86.018.37.510.75.116.83.315.23.69.93.617.81.7
lâche8.75.9........4.94.84.24.16.96.73.62.622.28.12.52.511.42.913.53.511.33.810.01.4
aéré8.65.9........11.86.510.75.943.413.411.24.417.77.215.66.518.03.521.34.217.14.517.21.7
clairièré8.65.9........0.0.3.23.20.0.7.93.87.25.011.16.06.82.37.02.68.43.36.91.2
en collectifs serrés0.0.........3.73.610.25.60.0.9.34.00.0.2.72.711.42.97.52.79.83.57.71.2
en collectifs normaux0.0.........0.0.10.05.50.0.8.13.93.73.60.0.9.22.79.33.013.84.07.81.2
fermeture étagée0.0.........13.67.310.05.50.0.12.04.63.73.68.04.56.72.310.03.014.24.29.01.3
total100.0.........100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
hors du périmètrepas d'indication0.0.0.0.4.24.10.0.0.0.10.23.13.01.13.01.33.91.72.42.34.02.31.20.73.71.10.70.42.40.3
comprimé35.94.029.610.222.88.238.57.026.58.114.43.221.62.925.03.315.93.328.77.131.65.513.32.010.81.825.81.921.50.9
normal29.43.836.010.942.89.916.35.337.59.227.24.330.93.228.53.431.24.021.86.416.54.219.22.313.01.922.91.823.60.9
lâche12.42.814.67.98.85.918.25.525.08.210.32.915.52.511.32.48.42.524.66.914.14.211.51.912.61.913.71.513.10.7
aéré14.73.014.67.98.25.616.45.311.06.010.02.914.22.416.42.89.62.615.35.713.54.115.62.220.02.39.71.313.80.7
clairièré4.11.65.15.08.85.94.53.10.0.5.52.43.91.36.21.98.92.54.73.212.84.012.72.015.02.010.41.39.20.6
en collectifs serrés1.30.90.0.0.0.2.12.10.0.10.73.01.70.84.11.512.93.02.42.33.82.211.61.910.71.88.31.27.30.6
en collectifs normaux0.70.70.0.0.0.0.0.0.0.3.01.52.61.12.61.35.82.10.0.1.21.210.01.87.61.54.00.84.50.4
fermeture étagée1.51.00.0.4.44.34.02.80.0.8.62.86.61.73.01.33.41.70.0.2.41.74.81.26.71.44.50.94.60.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalpas d'indication0.80.32.20.94.01.22.30.82.90.79.02.03.90.83.40.93.61.12.91.43.71.51.60.52.70.60.80.32.60.2
comprimé22.61.541.73.328.02.729.42.427.71.917.52.320.21.822.32.115.92.119.83.531.43.712.91.411.61.223.01.521.60.5
normal30.11.636.53.131.43.035.82.538.02.024.52.924.51.923.82.225.02.419.13.312.22.617.11.514.21.319.81.424.90.5
lâche15.01.312.52.213.42.213.61.815.11.510.62.013.21.512.91.88.51.618.93.49.82.410.91.310.81.113.11.212.70.4
aéré16.51.34.51.411.02.011.81.711.31.311.12.115.41.618.82.010.31.818.83.418.03.115.21.518.81.411.71.214.20.5
clairièré8.21.02.61.17.21.74.01.03.70.87.01.87.71.27.61.410.81.89.12.513.32.714.21.415.71.312.51.19.50.4
en collectifs serrés2.40.50.0.2.41.00.90.50.60.39.82.05.51.05.01.111.71.96.92.26.31.912.31.410.11.18.51.06.20.3
en collectifs normaux2.30.50.0.1.40.80.0.0.0.4.21.44.00.84.51.18.51.63.01.51.71.011.21.37.61.05.50.84.40.3
fermeture étagée2.10.50.0.1.30.72.20.80.70.36.31.75.61.01.70.75.51.31.51.03.51.44.60.98.51.05.00.83.90.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventaire forestier national suisse, 06.07.2020 #862149/328480
IFN3
surface forestière
avalanche SilvaProtect · degré de fermeture
unité d'interprétation: région de production
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante IFN1/IFN2/IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
état2004/06
région de production
JuraPlateauPréalpesAlpesSud des Alpes Suisse
avalanche SilvaProtectdegré de fermeture %± %± %± %± %± %±
pas d'indicationpas d'indication1.50.43.30.54.91.02.60.70.90.92.90.3
comprimé25.01.528.41.419.31.813.01.420.34.022.80.8
normal32.51.637.01.520.91.917.11.620.94.128.80.8
lâche15.51.313.81.113.91.610.81.315.93.713.80.6
aéré13.91.211.11.017.11.717.71.620.54.014.40.6
clairièré6.70.94.10.610.61.413.41.58.92.87.80.5
en collectifs serrés1.60.51.10.35.91.19.11.24.92.13.70.3
en collectifs normaux1.30.40.30.24.91.09.41.24.92.13.20.3
fermeture étagée1.90.51.00.32.50.76.81.12.91.62.60.3
total100.0.100.0.100.0.100.0.100.0.100.0.
à l'interieur du périmètrepas d'indication0.0.0.0.6.53.14.01.11.61.63.80.9
comprimé39.010.20.0.24.05.418.32.214.74.519.71.9
normal34.910.00.0.24.35.318.62.211.54.119.31.8
lâche8.75.90.0.5.02.811.21.89.93.910.01.4
aéré8.75.90.0.18.64.918.02.219.95.217.81.8
clairièré8.75.90.0.1.41.47.81.53.32.36.41.1
en collectifs serrés0.0.0.0.6.23.07.21.59.83.87.01.2
en collectifs normaux0.0.0.0.4.82.76.91.414.44.47.21.2
fermeture étagée0.0.0.0.9.33.68.11.615.04.68.71.3
total100.0.0.0.100.0.100.0.100.0.100.0.
hors du périmètrepas d'indication0.0.0.90.94.20.93.10.60.90.42.50.4
comprimé36.13.831.44.622.31.915.71.327.82.122.60.9
normal30.23.629.14.528.42.119.41.424.12.024.11.0
lâche12.42.617.73.813.51.611.81.214.51.713.20.8
aéré14.42.812.93.314.51.616.81.410.51.414.30.8
clairièré3.71.54.02.05.01.011.01.16.61.17.50.6
en collectifs serrés1.20.81.01.03.30.89.81.18.21.36.70.6
en collectifs normaux0.60.60.0.2.90.87.51.03.60.84.50.5
fermeture étagée1.30.93.01.76.01.14.90.84.00.94.50.5
total100.0.100.0.100.0.100.0.100.0.100.0.
totalpas d'indication1.20.43.10.54.70.63.10.40.90.42.80.2
comprimé27.21.428.71.321.01.315.30.925.31.822.50.6
normal32.21.536.31.424.61.318.50.922.41.726.30.6
lâche14.91.114.11.013.21.111.40.814.31.413.20.5
aéré13.91.111.20.916.01.217.30.913.01.314.70.5
clairièré6.20.84.10.67.50.811.20.86.61.07.60.4
en collectifs serrés1.50.41.10.34.70.79.10.77.81.15.10.3
en collectifs normaux1.20.40.30.14.00.68.00.74.80.84.00.3
fermeture étagée1.70.41.20.34.50.76.20.64.90.93.90.3
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventaire forestier national suisse, 17.05.2020 #862150/328481
IFN4
surface forestière
avalanche SilvaProtect · degré de fermeture
unité d'interprétation: région économique
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante IFN1/IFN2/IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
état2009/17
région économique
ouest du Juraest du Juraouest du Plateaucentre du Plateauest du Plateauouest des Préalpescentre des Préalpesest des Préalpesnord-ouest des Alpescentre des Alpesnord-est des Alpessud-ouest des Alpessud-est des AlpesSud des Alpes Suisse
avalanche SilvaProtectdegré de fermeture %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
pas d'indicationpas d'indication0.50.30.0.3.31.20.0.1.00.54.62.63.61.21.81.10.0.0.0.0.0.4.21.82.00.90.90.91.40.2
comprimé26.61.841.53.439.23.430.72.630.62.023.84.722.82.731.23.721.54.422.15.814.25.416.23.39.41.829.34.527.30.8
normal27.51.839.43.330.73.237.72.736.02.126.25.025.82.931.03.615.13.916.25.213.75.88.12.514.12.222.14.228.20.8
lâche11.11.312.92.48.51.911.11.815.91.68.83.36.41.66.41.913.93.85.93.410.25.08.02.412.92.13.91.910.90.6
aéré17.81.64.61.512.12.312.71.912.21.57.93.014.82.312.82.610.53.316.65.49.15.018.13.521.22.614.73.514.00.6
clairièré5.81.01.50.82.41.14.31.22.10.616.04.44.71.38.12.115.33.98.44.016.75.821.23.715.62.314.63.57.00.5
en collectifs serrés1.40.50.0.0.90.70.70.50.40.34.62.65.51.41.81.18.43.08.13.918.16.37.02.39.11.85.72.33.10.3
en collectifs normaux1.80.60.0.1.40.80.30.31.10.56.42.85.91.55.51.87.22.910.34.415.66.05.72.111.02.04.82.13.60.3
fermeture étagée7.41.10.0.1.50.92.50.90.60.31.71.710.42.01.30.98.23.012.44.62.52.511.52.94.61.33.91.94.40.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
à l'interieur du périmètrepas d'indication0.0.........8.55.80.0.0.0.8.13.80.0.3.23.12.71.53.62.01.61.63.10.8
comprimé30.09.6........25.49.137.29.249.613.526.86.417.17.733.28.618.43.510.13.216.84.821.61.9
normal26.59.3........8.55.811.76.316.010.327.86.431.29.122.97.312.73.023.04.511.54.118.41.8
lâche26.69.3........12.97.19.75.334.412.74.33.011.56.24.14.016.83.418.64.28.63.713.91.6
aéré8.75.9........13.77.412.96.10.0.16.35.311.76.45.53.822.93.914.13.822.45.316.21.7
clairièré0.0.........10.47.13.23.20.0.2.02.08.45.712.96.17.82.55.82.511.44.16.91.2
en collectifs serrés0.0.........9.06.20.0.0.0.6.33.63.83.812.86.01.81.29.63.23.22.24.91.0
en collectifs normaux4.14.0........6.56.210.05.50.0.6.33.58.45.75.53.83.41.710.33.311.44.17.01.2
fermeture étagée4.14.0........5.25.015.27.00.0.2.02.07.85.40.0.13.63.14.72.313.04.38.11.3
total100.0.........100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
hors du périmètrepas d'indication0.0.0.0.0.0.6.83.80.0.5.12.41.80.93.11.42.61.50.0.3.02.12.30.93.11.11.10.52.20.3
comprimé37.84.131.310.632.99.630.36.643.39.423.94.126.33.135.33.736.94.543.88.729.15.619.62.49.71.837.42.328.71.0
normal31.73.943.911.137.510.025.66.235.79.121.14.020.62.925.93.521.23.829.17.827.55.616.02.212.62.022.52.021.80.9
lâche9.92.55.15.08.25.68.13.97.14.98.02.612.62.410.02.44.92.06.34.26.33.16.81.59.71.86.51.18.20.6
aéré12.72.814.67.816.97.714.35.010.25.612.33.420.12.87.72.28.92.79.15.010.43.823.52.621.82.510.51.415.00.8
clairièré1.51.05.15.04.64.54.22.90.0.10.53.25.01.45.31.83.61.82.92.814.94.414.22.217.42.34.91.08.10.6
en collectifs serrés0.0.0.0.0.0.2.42.40.0.11.63.31.50.84.41.610.52.90.0.7.43.23.11.17.71.69.21.35.70.5
en collectifs normaux1.51.00.0.0.0.0.0.0.0.4.12.10.40.46.41.93.61.85.63.91.41.43.81.211.21.95.81.14.70.5
fermeture étagée4.91.80.0.0.0.8.34.03.73.63.51.711.72.32.01.17.82.53.13.10.0.10.71.97.01.52.20.75.70.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalpas d'indication0.40.20.0.2.91.00.90.51.00.45.31.72.60.72.40.82.81.00.0.2.21.32.90.82.70.71.10.41.80.2
comprimé28.81.740.63.238.63.230.62.431.32.024.02.825.22.033.92.629.62.827.94.325.83.818.51.79.61.234.11.927.30.6
normal28.31.639.83.231.43.136.02.536.02.121.72.822.72.028.02.420.42.523.84.022.43.613.31.514.71.421.41.625.00.6
lâche11.41.212.22.28.51.810.61.715.51.68.82.09.31.39.21.67.91.77.32.56.92.39.41.312.31.36.31.010.20.4
aéré16.61.45.51.612.62.212.91.812.11.410.72.217.01.79.91.610.92.013.13.28.82.522.01.920.51.612.31.314.50.5
clairièré4.80.81.80.92.61.14.31.12.00.612.62.44.70.96.41.37.31.66.62.414.93.014.51.615.01.47.11.07.40.4
en collectifs serrés1.10.40.0.0.80.60.90.50.40.38.62.13.40.83.00.98.91.84.52.011.72.73.80.98.51.18.01.14.20.3
en collectifs normaux1.80.50.0.1.20.70.30.31.10.45.21.63.80.85.71.25.41.58.42.66.42.14.20.911.01.36.21.04.30.3
fermeture étagée6.90.90.0.1.30.83.30.90.70.43.01.211.31.51.60.76.81.68.42.60.70.711.51.45.70.93.50.75.20.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventaire forestier national suisse, 06.07.2020 #862151/328482
IFN3
surface forestière
avalanche SilvaProtect · degré de fermeture
unité d'interprétation: région de production
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante
réseau: réseau 1,4 x 1,4 km
état2004/06
région de production
JuraPlateauPréalpesAlpesSud des Alpes Suisse
avalanche SilvaProtectdegré de fermeture %± %± %± %± %± %±
pas d'indicationpas d'indication1.40.43.20.54.60.91.90.50.60.62.60.3
comprimé24.61.528.31.418.91.712.91.218.03.021.90.7
normal31.91.636.51.519.61.715.01.314.22.726.70.7
lâche14.91.213.81.113.21.59.41.111.92.512.90.6
aéré13.91.211.21.017.11.615.91.315.82.814.10.6
clairièré7.50.94.50.610.41.317.91.421.03.110.10.5
en collectifs serrés2.00.51.10.38.01.211.71.28.72.25.20.4
en collectifs normaux2.10.50.30.25.51.09.11.17.01.93.90.3
fermeture étagée1.80.51.10.32.70.76.10.92.91.32.70.3
total100.0.100.0.100.0.100.0.100.0.100.0.
à l'interieur du périmètrepas d'indication0.0.0.0.6.43.13.71.11.41.43.60.8
comprimé39.010.20.0.25.25.418.92.114.04.120.01.8
normal34.910.00.0.23.95.317.32.19.93.618.01.7
lâche8.75.90.0.4.92.810.71.711.33.89.91.4
aéré8.75.90.0.18.34.817.72.117.14.517.21.7
clairièré8.75.90.0.1.41.47.31.48.43.36.71.1
en collectifs serrés0.0.0.0.6.13.08.21.59.83.57.81.2
en collectifs normaux0.0.0.0.4.72.77.61.513.84.07.81.2
fermeture étagée0.0.0.0.9.13.68.51.514.24.29.01.3
total100.0.0.0.100.0.100.0.100.0.100.0.
hors du périmètrepas d'indication0.0.0.90.94.20.92.80.60.70.42.30.3
comprimé35.23.732.14.621.71.915.21.225.81.921.70.9
normal30.13.628.84.529.12.018.81.322.91.823.60.9
lâche12.72.617.63.812.91.512.21.113.71.513.00.7
aéré14.72.812.83.314.31.616.01.39.71.313.80.7
clairièré4.21.64.01.94.91.012.51.110.41.39.20.6
en collectifs serrés1.20.81.01.04.50.910.41.18.31.27.30.6
en collectifs normaux0.60.60.0.2.80.77.20.94.00.84.50.4
fermeture étagée1.30.93.01.75.71.04.90.74.50.94.60.5
total100.0.100.0.100.0.100.0.100.0.100.0.
totalpas d'indication1.20.33.00.54.50.62.60.40.80.32.60.2
comprimé26.61.428.71.320.51.215.00.823.01.521.70.5
normal31.61.435.81.424.11.317.10.819.81.424.80.5
lâche14.41.114.11.012.61.010.90.713.11.212.70.4
aéré13.91.111.30.915.91.116.20.811.71.214.20.5
clairièré7.00.84.50.67.40.813.70.812.51.19.50.4
en collectifs serrés1.80.41.10.36.30.710.50.78.51.06.20.3
en collectifs normaux1.80.40.20.14.20.68.00.65.50.84.40.3
fermeture étagée1.60.41.30.34.40.66.00.55.00.83.90.3
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventaire forestier national suisse, 17.05.2020 #862152/328483
IFN3
surface forestière
avalanche SilvaProtect · degré de fermeture
unité d'interprétation: région économique
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante
réseau: réseau terrestre IFN3
état2004/06
région économique
ouest du Juraest du Juraouest du Plateaucentre du Plateauest du Plateauouest des Préalpescentre des Préalpesest des Préalpesnord-ouest des Alpescentre des Alpesnord-est des Alpessud-ouest des Alpessud-est des AlpesSud des Alpes Suisse
avalanche SilvaProtectdegré de fermeture %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
pas d'indicationpas d'indication0.90.42.20.94.81.32.60.93.00.75.22.55.41.33.61.32.31.32.71.94.72.71.50.91.40.60.50.52.50.3
comprimé19.11.542.53.328.72.828.42.428.41.919.33.817.32.319.22.815.13.112.53.923.45.111.32.211.21.618.62.922.00.7
normal30.01.735.43.128.93.037.62.638.02.022.94.320.02.418.62.718.93.416.34.310.84.214.32.414.21.813.62.526.40.7
lâche15.91.412.62.213.92.312.51.814.31.512.83.312.82.013.72.411.62.814.04.26.93.49.72.19.11.511.92.413.00.6
aéré16.91.44.61.410.72.012.01.710.71.311.83.216.92.220.72.911.12.719.64.720.85.212.12.317.22.015.02.613.90.6
clairièré9.11.12.71.16.81.64.21.14.20.88.93.111.21.910.32.213.83.012.53.915.84.620.12.818.72.020.53.010.00.5
en collectifs serrés2.70.60.0.3.11.10.60.40.80.410.63.28.31.66.51.712.22.912.63.912.94.314.82.59.71.59.72.25.30.4
en collectifs normaux2.70.60.0.1.80.90.0.0.0.5.82.54.11.26.51.810.62.75.72.83.02.113.72.48.11.47.01.93.90.3
fermeture étagée2.50.60.0.1.20.72.00.80.70.32.81.64.01.21.00.74.41.84.22.41.71.72.51.110.31.63.21.32.90.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
à l'interieur du périmètrepas d'indication0.0.....0.0...17.57.90.0.0.0.4.52.56.24.22.62.63.01.53.71.81.21.23.50.8
comprimé40.09.8....0.0...27.38.832.68.312.08.014.64.527.38.048.58.517.53.313.53.215.94.120.91.7
normal36.09.6....100.0...17.87.320.47.032.011.825.85.616.16.69.74.617.43.216.33.59.93.318.11.6
lâche8.05.4....0.0...4.24.13.63.512.08.03.12.219.07.12.42.311.62.714.53.411.23.510.01.3
aéré8.05.4....0.0...10.65.811.75.543.912.514.14.415.76.416.56.316.03.120.73.916.24.116.61.6
clairièré8.05.4....0.0...0.0.2.72.70.0.8.13.56.24.210.25.56.02.06.12.27.52.96.21.0
en collectifs serrés0.0.....0.0...3.33.38.74.80.0.7.93.40.0.2.62.610.92.76.52.411.13.57.31.1
en collectifs normaux0.0.....0.0...7.65.28.54.70.0.11.94.26.44.40.0.10.42.69.92.812.13.68.81.2
fermeture étagée0.0.....0.0...11.86.411.95.70.0.10.23.93.23.17.54.27.32.28.92.714.94.08.81.2
total100.0.....100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
hors du périmètrepas d'indication0.0.0.0.4.14.00.0.0.0.10.22.84.31.23.11.24.51.72.22.23.72.11.40.73.31.00.70.32.60.3
comprimé36.73.930.29.620.97.637.06.433.78.315.23.120.32.624.53.015.93.131.57.132.05.314.32.010.41.727.21.822.00.8
normal29.83.735.410.042.69.517.45.031.88.324.63.830.63.029.73.230.73.820.05.915.74.019.22.212.51.823.11.723.40.9
lâche12.22.617.07.88.25.617.04.925.17.711.42.815.22.311.02.210.02.523.16.513.24.011.61.813.01.813.61.413.20.7
aéré14.32.812.87.011.86.419.35.39.45.212.63.015.02.315.92.69.02.416.75.714.94.015.92.120.12.29.01.213.90.7
clairièré3.81.54.54.48.25.63.92.70.0.6.12.23.81.26.41.87.42.14.43.013.33.912.01.915.42.010.11.29.00.6
en collectifs serrés1.20.90.0.0.0.1.91.90.0.10.02.61.90.83.51.311.02.62.22.23.62.011.11.810.51.77.81.16.90.5
en collectifs normaux0.60.60.0.0.0.0.0.0.0.2.71.32.71.03.31.37.02.10.0.1.21.210.21.78.11.53.80.84.60.4
fermeture étagée1.30.90.0.4.14.03.42.40.0.7.32.46.21.62.51.14.41.80.0.2.31.64.51.26.61.34.70.94.50.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalpas d'indication0.70.32.00.84.71.22.30.72.80.79.01.84.60.83.20.93.61.03.31.43.81.41.80.52.50.50.70.32.60.2
comprimé22.91.441.43.127.92.629.52.228.71.818.02.319.51.721.42.015.42.021.43.432.33.514.01.311.21.124.31.421.90.5
normal30.21.535.43.030.32.935.12.337.71.923.22.624.71.824.42.125.22.317.43.112.82.517.21.513.81.219.81.324.60.5
lâche15.01.213.02.113.32.113.11.714.91.411.22.013.31.512.41.69.31.617.83.28.82.211.01.211.51.113.01.212.80.4
aéré16.21.25.41.510.81.913.01.710.61.212.12.115.81.519.31.910.81.717.93.217.32.914.71.418.91.411.01.114.10.4
clairièré8.10.92.81.16.91.64.11.04.00.86.61.67.51.18.11.310.01.68.72.213.52.613.31.315.61.312.11.19.30.4
en collectifs serrés2.40.50.0.2.81.00.80.50.70.49.51.85.50.94.81.010.91.76.82.16.71.912.21.39.61.08.50.96.00.3
en collectifs normaux2.30.50.0.1.60.80.0.0.0.4.41.33.80.84.71.19.31.64.11.61.60.911.31.28.41.05.20.74.60.3
fermeture étagée2.20.50.0.1.50.82.20.70.60.36.01.55.41.01.70.65.51.32.71.33.11.34.40.88.61.05.30.84.00.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventaire forestier national suisse, 06.07.2020 #862153/328484
Résultat de la recherche: 155778 inscriptions 6491 pages

zurück