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NFI4b

forest area: rockfall SilvaProtect, modelled and assigned · concept of transportation system · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
rockfall SilvaProtect, modelled and assignedconcept of transportation system1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeterroad and skidding track0.7710.41000.7712.8350.7715.326
road and skidding road1.158..0.7711.0580.41003.233
road and cable line....0.7719.0192.14111.817
road and flight path0.771..0.7719.0197.12217.514
no access intended0.771....1.0581.1582.835
total3.3330.41002.93522.81211.41740.79
outside perimeterroad and skidding track102.24162.4353.0763.873.930385.32
road and skidding road72.6641.5833.51021.21311.317180.04
road and cable line10.2188.42069.96156.5438.98284.03
road and flight path0.41000.410013.71678.8660.96154.24
no access intended12.01716.21442.9823.71219.313114.15
total197.51228.81213.02343.92134.431117.61
totalroad and skidding track102.94162.7353.7766.674.627390.52
road and skidding road73.7641.5834.21022.21211.617183.34
road and cable line10.2188.42070.66165.5441.18295.83
road and flight path1.1580.410014.41587.8668.06171.74
no access intended12.81616.21442.9824.71220.412117.05
total200.81229.11215.92366.71145.721158.21

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #164886/151268
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