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NFI4b

forest area: rockfall SilvaProtect, modelled and assigned · concept of transportation system · biogeographical region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
rockfall SilvaProtect, modelled and assignedconcept of transportation system1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeterroad and skidding track0.7710.7711.1581.7440.7710.7715.625
road and skidding road1.158..1.1580.771..0.41003.233
road and cable line....7.8211.7440.41002.53812.417
road and flight path0.771..3.5314.1282.5387.52118.414
no access intended0.771..1.450....1.1583.233
total3.2330.77114.9158.2203.53112.11742.79
outside perimeterroad and skidding track99.15177.9365.1716.11426.5115.425390.12
road and skidding road72.4649.2837.395.1257.12212.416183.54
road and cable line11.2179.919146.2430.9955.4640.28293.83
road and flight path0.41000.410033.31037.4830.11064.46165.94
no access intended9.71920.51363.273.8300.410023.512121.15
total192.82257.91345.1293.33119.53145.931154.51
totalroad and skidding track99.84178.6366.2717.81327.2106.124395.72
road and skidding road73.5649.2838.495.8247.12212.816186.74
road and cable line11.2179.919154.0432.6955.8642.78306.13
road and flight path1.1580.410036.8941.5832.6971.96184.34
no access intended10.41820.51364.673.8300.410024.611124.35
total196.01258.61360.01101.53123.02158.021197.21

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #162132/148511
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