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NFI3
forest area
rockfall SilvaProtect · concept of transportation system
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
rockfall SilvaProtectconcept of transportation system %± %± %± %± %± %± %±
n/aroad and skidding track62.41.015.71.116.41.46.71.09.91.14.20.729.60.5
road and skidding road19.90.99.00.97.11.01.90.64.30.80.60.310.40.4
road and cable line1.00.212.31.08.41.16.31.015.11.32.80.66.30.3
road and flight path0.30.14.80.75.50.96.81.03.70.71.00.42.80.2
no access intended2.60.34.30.67.71.09.01.211.61.213.21.26.60.3
total86.20.746.21.645.11.930.71.944.71.821.81.555.70.6
inside perimeterroad and skidding track0.40.10.30.20.60.31.30.50.0.0.50.30.50.1
road and skidding road0.10.10.30.20.30.20.40.20.10.10.30.20.20.1
road and cable line0.10.11.00.32.50.61.80.51.60.51.20.41.00.1
road and flight path0.0.0.20.11.20.41.40.50.30.20.90.30.50.1
no access intended0.30.10.40.20.90.41.20.50.70.34.30.71.00.1
total0.90.22.20.55.60.96.11.02.70.67.20.93.20.2
outside perimeterroad and skidding track7.00.512.81.012.41.29.81.25.90.97.10.98.80.4
road and skidding road4.00.49.10.98.91.13.10.74.80.82.70.65.30.3
road and cable line0.90.222.31.319.21.524.31.730.01.717.51.314.70.4
road and flight path0.00.03.70.63.60.713.31.44.20.75.30.83.60.2
no access intended0.90.23.70.65.20.912.61.47.61.038.31.78.70.3
total12.90.751.61.649.31.963.11.952.61.871.01.641.10.6
totalroad and skidding track69.81.028.91.429.41.817.91.615.81.411.81.238.90.6
road and skidding road24.00.918.31.216.31.45.40.99.31.13.60.715.90.5
road and cable line2.10.335.61.530.21.832.41.946.81.821.51.522.10.5
road and flight path0.30.18.60.910.31.221.51.78.21.07.20.96.80.3
no access intended3.70.48.50.913.81.322.91.819.91.555.81.816.30.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #860329/326660
NFI3
forest area
rockfall SilvaProtect · concept of transportation system
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI3
state2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
rockfall SilvaProtectconcept of transportation system %± %± %± %± %± %± %±
n/aroad and skidding track62.41.014.71.016.41.47.01.09.71.03.90.729.40.5
road and skidding road19.90.88.70.87.10.91.80.54.80.70.70.310.40.4
road and cable line1.10.212.11.09.31.16.41.014.91.32.60.56.30.3
road and flight path0.30.14.70.65.40.86.91.03.70.71.20.42.80.2
no access intended2.70.34.50.67.20.99.91.211.71.113.11.16.70.3
total86.30.744.61.545.31.832.11.844.91.721.41.455.60.5
inside perimeterroad and skidding track0.40.10.40.20.70.31.30.40.0.0.60.30.50.1
road and skidding road0.10.10.30.10.30.20.30.20.10.10.20.20.20.1
road and cable line0.10.11.20.32.20.51.60.51.50.41.20.41.00.1
road and flight path0.0.0.30.21.20.41.20.40.30.21.10.40.50.1
no access intended0.20.10.40.20.80.31.30.40.80.34.20.71.00.1
total0.90.22.50.55.20.85.80.92.70.67.30.93.20.2
outside perimeterroad and skidding track6.90.512.71.013.21.210.01.26.40.96.80.98.90.3
road and skidding road3.90.49.50.98.21.02.90.74.70.72.80.65.20.3
road and cable line1.10.223.11.318.71.423.61.629.91.617.31.314.70.4
road and flight path0.00.03.60.53.50.713.31.34.20.75.20.83.50.2
no access intended0.90.24.00.65.80.912.41.37.30.939.11.78.90.3
total12.80.752.91.549.41.862.11.852.51.771.31.541.20.5
totalroad and skidding track69.70.927.71.330.31.718.41.516.21.311.31.138.80.5
road and skidding road23.80.918.51.115.61.35.10.99.61.03.70.715.80.4
road and cable line2.30.336.31.430.21.731.61.846.21.721.11.422.10.5
road and flight path0.30.18.50.810.11.121.41.68.11.07.50.96.80.3
no access intended3.90.48.90.813.81.323.51.719.91.456.41.716.60.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #860330/326661
NFI4
forest area
rockfall SilvaProtect · concept of transportation system
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
rockfall SilvaProtectconcept of transportation system %± %± %± %± %± %± %±
n/aroad and skidding track59.11.19.30.912.51.36.01.012.41.20.50.326.70.5
road and skidding road18.20.87.50.86.31.02.50.63.40.74.60.89.90.4
road and cable line2.30.313.91.111.61.36.31.016.51.43.60.77.70.3
road and flight path0.0.3.30.66.41.010.61.311.21.27.81.04.70.3
no access intended6.60.511.91.08.21.14.80.91.00.44.90.86.60.3
total86.20.746.01.645.02.030.11.944.51.821.31.555.60.6
inside perimeterroad and skidding track0.10.10.10.11.20.41.00.40.40.20.30.20.40.1
road and skidding road0.30.10.30.20.10.10.40.30.0.0.40.20.30.1
road and cable line0.20.11.10.32.70.61.30.50.80.31.10.40.90.1
road and flight path0.10.10.60.21.20.43.10.71.40.45.10.81.40.2
no access intended0.20.10.10.10.50.30.40.30.0.0.40.20.20.1
total0.90.22.20.55.70.96.21.02.60.67.20.93.20.2
outside perimeterroad and skidding track4.30.47.10.811.51.26.71.09.61.11.20.46.10.3
road and skidding road5.30.57.10.85.70.92.70.71.90.56.60.95.20.3
road and cable line1.50.326.11.422.91.726.51.831.31.720.61.416.70.5
road and flight path0.20.13.50.65.50.922.31.79.91.135.41.79.30.4
no access intended1.50.38.00.93.60.75.51.00.30.27.71.03.90.3
total12.90.751.71.649.32.063.71.952.91.871.41.641.10.6
totalroad and skidding track63.51.016.51.225.11.713.71.422.41.61.90.533.20.5
road and skidding road23.90.914.91.112.21.35.51.05.30.811.51.215.30.5
road and cable line4.00.441.11.637.21.934.11.948.61.925.31.525.30.5
road and flight path0.30.17.50.813.21.336.02.022.51.648.21.815.40.4
no access intended8.30.620.01.312.31.310.71.31.20.413.01.210.70.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #860331/326662
NFI4
forest area
rockfall SilvaProtect · concept of transportation system
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
rockfall SilvaProtectconcept of transportation system %± %± %± %± %± %± %±
n/aroad and skidding track59.21.09.40.912.61.35.91.011.71.20.50.226.20.5
road and skidding road18.20.87.60.86.40.93.10.73.60.74.80.89.90.4
road and cable line2.30.314.41.111.91.26.41.016.41.33.60.77.80.3
road and flight path0.0.3.70.67.11.012.11.313.11.28.41.05.40.3
no access intended6.60.512.31.08.21.05.50.91.00.46.50.96.90.3
total86.30.747.31.546.31.933.21.845.81.823.71.556.40.6
inside perimeterroad and skidding track0.10.10.10.11.10.41.10.40.50.30.20.20.40.1
road and skidding road0.30.10.30.20.10.10.30.20.0.0.40.20.30.1
road and cable line0.20.11.10.32.70.61.20.40.80.31.00.40.90.1
road and flight path0.10.10.60.21.20.42.90.71.50.44.90.81.40.1
no access intended0.20.10.10.10.70.30.30.20.0.0.40.20.20.1
total0.90.22.20.55.90.96.01.02.90.67.00.93.20.2
outside perimeterroad and skidding track4.30.46.90.810.91.26.31.09.41.11.10.45.90.3
road and skidding road5.30.56.80.85.50.92.50.61.80.56.30.95.00.3
road and cable line1.50.325.41.322.31.625.21.730.31.619.61.416.40.4
road and flight path0.20.13.50.65.60.921.51.79.51.134.71.79.20.3
no access intended1.60.37.80.83.60.75.30.90.20.27.50.93.90.2
total12.80.750.51.547.81.960.91.951.31.869.31.640.40.6
totalroad and skidding track63.61.016.41.224.61.613.31.421.61.51.80.532.60.5
road and skidding road23.80.914.71.112.01.26.01.05.40.811.51.115.20.5
road and cable line4.00.441.01.537.01.832.91.947.51.824.21.525.20.5
road and flight path0.30.17.80.813.91.336.51.924.21.548.01.816.10.4
no access intended8.30.620.21.212.61.311.21.31.30.414.41.211.10.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #860332/326663
NFI3
forest area
rockfall SilvaProtect · concept of transportation system
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
rockfall SilvaProtectconcept of transportation system %± %± %± %± %± %± %±
n/aroad and skidding track62.41.015.41.115.41.46.31.08.71.03.80.728.30.5
road and skidding road20.00.98.90.96.20.92.00.63.90.70.60.39.90.4
road and cable line1.00.212.21.08.61.16.31.014.51.22.70.56.30.3
road and flight path0.30.15.40.76.10.97.31.14.70.71.10.43.20.2
no access intended2.50.35.50.711.61.211.61.317.91.318.31.39.20.4
total86.20.747.41.647.91.933.51.849.71.726.41.456.90.6
inside perimeterroad and skidding track0.40.10.30.20.60.31.30.40.0.0.50.20.40.1
road and skidding road0.10.10.30.20.30.20.30.20.10.10.20.20.20.1
road and cable line0.10.11.00.32.40.61.90.51.30.41.10.41.00.1
road and flight path0.0.0.20.11.30.41.30.50.30.20.70.30.40.1
no access intended0.30.10.40.20.90.31.20.40.70.34.00.71.00.1
total0.90.22.20.55.40.96.01.02.40.56.50.83.10.2
outside perimeterroad and skidding track7.00.612.41.011.61.29.31.25.40.86.40.88.40.4
road and skidding road4.00.48.70.97.81.02.90.74.20.72.60.54.90.3
road and cable line0.90.221.91.318.31.523.11.727.01.515.81.214.20.4
road and flight path0.00.03.60.63.70.712.91.43.80.74.90.73.50.2
no access intended0.90.23.80.65.20.812.21.37.50.937.41.78.90.3
total12.80.750.51.646.61.960.51.947.91.767.11.639.90.6
totalroad and skidding track69.81.028.11.427.71.716.91.514.11.210.71.137.10.5
road and skidding road24.10.917.91.214.31.35.30.98.21.03.40.615.10.4
road and cable line2.10.335.21.529.21.731.41.942.81.719.51.321.50.5
road and flight path0.30.19.20.911.11.221.51.78.81.06.70.97.20.3
no access intended3.60.49.70.917.71.425.01.826.11.559.61.719.10.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #860333/326664
NFI3
forest area
rockfall SilvaProtect · concept of transportation system
unit of reference: protection forest region
unit: %
unit of evaluation: forest
grid: terrestrial grid NFI3
state2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
rockfall SilvaProtectconcept of transportation system %± %± %± %± %± %± %±
n/aroad and skidding track62.21.013.81.014.41.26.60.98.30.93.40.627.10.4
road and skidding road19.80.88.30.86.20.81.80.54.10.60.70.39.60.3
road and cable line1.10.211.70.98.91.06.00.913.81.12.50.56.20.3
road and flight path0.30.15.50.65.90.87.81.05.20.71.10.33.40.2
no access intended2.90.37.70.812.31.114.21.318.41.220.91.210.60.4
total86.30.747.01.447.71.736.41.749.81.628.61.356.80.5
inside perimeterroad and skidding track0.40.10.30.20.60.31.20.40.10.10.60.20.50.1
road and skidding road0.10.10.20.10.20.20.30.20.10.10.20.10.20.0
road and cable line0.10.11.10.32.10.51.60.51.30.41.00.30.90.1
road and flight path0.0.0.30.11.50.41.20.40.30.20.90.30.50.1
no access intended0.20.10.40.21.40.41.30.40.90.33.70.61.10.1
total0.90.22.30.45.90.85.60.92.70.56.30.73.20.2
outside perimeterroad and skidding track6.90.511.90.912.01.19.21.15.60.75.80.78.30.3
road and skidding road3.90.49.00.87.30.92.60.64.00.62.40.54.80.3
road and cable line1.10.221.81.217.71.321.21.526.01.414.41.113.80.4
road and flight path0.00.03.60.53.40.612.81.23.80.64.40.63.40.2
no access intended0.90.24.40.66.10.812.21.28.20.938.11.59.60.3
total12.80.750.71.446.51.758.01.847.51.665.01.440.00.5
totalroad and skidding track69.50.926.01.227.01.517.01.414.01.19.80.935.80.5
road and skidding road23.80.917.51.113.71.24.70.88.20.93.20.514.60.4
road and cable line2.30.334.61.428.61.528.81.741.01.617.91.220.90.4
road and flight path0.30.19.40.810.81.121.81.59.30.96.40.87.30.3
no access intended4.10.412.50.919.91.427.71.727.51.462.71.521.40.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #860334/326665
NFI4
forest area
rockfall SilvaProtect · concept of transportation system
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
rockfall SilvaProtectconcept of transportation system %± %± %± %± %± %± %±
n/aroad and skidding track58.91.19.31.012.71.45.21.012.61.30.30.228.00.5
road and skidding road18.20.87.60.96.21.02.00.63.30.74.50.810.20.4
road and cable line2.40.313.51.111.31.35.81.116.01.53.60.77.30.4
road and flight path0.0.3.00.65.20.98.11.29.11.25.00.93.50.2
no access intended6.50.510.31.07.71.13.70.80.60.32.90.76.00.3
total86.00.843.71.643.12.024.81.941.72.016.31.554.90.6
inside perimeterroad and skidding track0.10.10.10.11.10.41.20.50.50.30.30.20.40.1
road and skidding road0.30.10.30.20.20.20.40.30.0.0.50.30.30.1
road and cable line0.20.11.10.43.00.71.50.50.80.41.30.51.00.1
road and flight path0.10.10.60.31.20.53.60.81.10.45.40.91.40.2
no access intended0.20.10.10.10.30.20.20.20.0.0.30.20.20.1
total0.90.22.30.55.81.06.91.12.40.67.81.13.20.2
outside perimeterroad and skidding track4.40.47.40.912.41.37.11.19.51.21.40.56.30.3
road and skidding road5.40.57.30.96.21.02.90.82.10.66.91.05.40.3
road and cable line1.50.327.41.524.31.829.62.034.11.924.21.717.60.5
road and flight path0.20.13.70.65.10.923.11.99.91.235.51.98.70.4
no access intended1.60.38.20.93.10.75.71.00.30.27.81.13.90.3
total13.10.754.01.651.12.168.42.055.92.075.81.741.80.6
totalroad and skidding track63.51.016.81.226.21.813.41.522.61.72.10.634.60.6
road and skidding road23.90.915.21.212.61.45.31.05.40.911.81.315.90.5
road and cable line4.10.442.11.638.62.037.02.150.92.029.11.825.90.5
road and flight path0.30.17.30.811.51.334.72.120.21.646.02.013.60.4
no access intended8.30.618.61.311.21.39.61.30.90.411.01.310.00.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #860335/326666
NFI3
forest area
rockfall SilvaProtect · concept of transportation system
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest
grid: 1.4 x 1.4 km grid
state2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
rockfall SilvaProtectconcept of transportation system %± %± %± %± %± %± %±
n/aroad and skidding track62.41.015.41.115.31.46.41.08.81.03.80.728.20.5
road and skidding road19.90.98.80.96.60.92.00.63.80.70.60.39.90.4
road and cable line1.00.212.01.08.41.06.31.014.31.22.70.66.30.3
road and flight path0.30.15.40.75.90.97.61.14.70.71.10.43.20.2
no access intended2.60.35.70.711.81.211.71.318.21.318.51.39.40.4
total86.20.747.41.548.01.933.91.849.91.726.81.457.00.5
inside perimeterroad and skidding track0.40.10.30.20.60.31.30.40.0.0.50.20.40.1
road and skidding road0.10.10.30.20.30.20.30.20.10.10.20.20.20.1
road and cable line0.10.11.00.32.30.61.90.51.40.41.10.41.00.1
road and flight path0.0.0.20.11.30.41.30.50.30.20.80.30.50.1
no access intended0.30.10.40.20.80.31.20.40.70.33.90.71.00.1
total0.90.22.10.55.30.86.01.02.50.56.50.83.10.2
outside perimeterroad and skidding track7.00.512.51.011.51.29.31.25.30.86.50.88.40.3
road and skidding road4.00.48.90.98.21.02.90.74.20.72.60.55.00.3
road and cable line0.90.221.81.318.01.423.01.726.81.515.61.214.10.4
road and flight path0.00.03.60.63.60.712.81.33.70.74.80.73.50.2
no access intended0.90.23.70.65.30.812.11.37.60.937.21.68.90.3
total12.90.750.51.546.61.960.11.947.61.766.71.639.90.6
totalroad and skidding track69.81.028.21.427.31.616.91.514.11.210.81.137.10.5
road and skidding road24.00.918.01.215.11.35.20.98.21.03.40.615.20.4
road and cable line2.10.334.81.528.71.731.21.942.51.719.41.321.30.5
road and flight path0.30.19.20.910.91.221.71.78.71.06.70.97.10.3
no access intended3.70.49.80.917.91.425.01.826.51.559.71.619.30.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #860336/326667
NFI3
forest area
rockfall SilvaProtect · concept of transportation system
unit of reference: protection forest region
unit: %
unit of evaluation: forest
grid: 1.4 x 1.4 km grid
state2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
rockfall SilvaProtectconcept of transportation system %± %± %± %± %± %± %±
n/aroad and skidding track62.21.014.81.114.31.36.41.08.51.03.60.627.30.5
road and skidding road19.80.98.50.96.20.91.90.53.70.60.60.39.60.4
road and cable line1.10.211.81.08.31.06.00.914.11.22.50.56.20.3
road and flight path0.30.15.60.76.00.97.71.14.80.71.00.33.30.2
no access intended2.80.47.40.812.61.213.31.318.61.321.41.310.60.4
total86.20.748.11.547.31.835.21.849.71.729.11.456.90.5
inside perimeterroad and skidding track0.40.10.30.20.50.31.20.40.10.10.50.20.50.1
road and skidding road0.10.10.30.20.30.20.30.20.10.10.20.10.20.1
road and cable line0.10.10.90.32.30.51.80.51.40.41.00.31.00.1
road and flight path0.0.0.20.11.50.41.40.50.20.20.70.30.50.1
no access intended0.30.10.40.21.60.51.30.40.80.33.80.61.10.1
total0.90.22.10.46.20.96.00.92.70.66.30.83.20.2
outside perimeterroad and skidding track7.10.512.21.011.21.19.01.15.20.76.00.88.20.3
road and skidding road4.00.48.60.97.81.02.80.64.10.72.30.54.90.3
road and cable line0.90.221.31.218.21.421.91.626.21.514.51.113.80.4
road and flight path0.00.03.70.63.60.712.81.33.70.64.40.73.50.2
no access intended0.90.24.00.65.60.812.41.38.40.937.31.69.50.3
total12.90.749.81.546.41.858.81.947.61.764.61.539.80.5
totalroad and skidding track69.61.027.31.326.11.616.51.413.71.210.21.035.90.5
road and skidding road24.00.917.31.114.31.35.00.97.90.93.20.614.60.4
road and cable line2.10.334.01.428.81.629.61.841.71.718.01.221.00.5
road and flight path0.40.19.50.911.01.121.81.68.81.06.20.87.30.3
no access intended3.90.411.91.019.81.427.01.827.91.562.51.521.20.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #860337/326668
NFI4
forest area
rockfall SilvaProtect · concept of transportation system
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
rockfall SilvaProtectconcept of transportation system %± %± %± %± %± %± %±
n/aroad and skidding track59.11.19.00.911.61.25.81.011.61.10.50.225.50.5
road and skidding road18.20.87.40.85.80.92.30.63.00.64.40.79.50.4
road and cable line2.30.313.81.111.31.26.31.016.11.33.70.67.70.3
road and flight path0.0.4.10.68.71.112.71.318.01.37.70.96.40.3
no access intended6.60.513.01.010.41.16.41.01.00.310.31.07.80.3
total86.20.747.41.647.91.933.51.849.71.726.41.456.90.6
inside perimeterroad and skidding track0.10.10.10.11.10.41.00.40.40.20.20.20.40.1
road and skidding road0.30.10.30.20.10.10.30.20.0.0.30.20.30.1
road and cable line0.20.11.10.32.50.61.30.40.90.31.00.30.90.1
road and flight path0.10.10.60.21.20.43.10.71.20.44.60.71.40.1
no access intended0.20.10.10.10.60.30.30.20.0.0.40.20.20.1
total0.90.22.20.55.40.96.01.02.40.56.50.83.10.2
outside perimeterroad and skidding track4.30.46.90.810.71.26.31.08.61.01.00.35.80.3
road and skidding road5.30.56.90.85.30.82.50.61.70.46.00.84.90.3
road and cable line1.50.325.41.421.41.625.21.728.21.618.51.316.00.4
road and flight path0.20.13.40.65.30.821.31.79.21.033.41.69.20.3
no access intended1.50.37.80.84.00.75.20.90.20.28.20.94.00.2
total12.80.750.51.646.61.960.51.947.91.767.11.639.90.6
totalroad and skidding track63.51.016.01.223.31.613.11.420.51.41.70.431.60.5
road and skidding road23.90.914.61.111.31.25.20.94.70.710.81.114.70.4
road and cable line4.00.440.31.535.31.832.71.845.21.723.11.424.60.5
road and flight path0.30.18.10.815.21.437.12.028.41.645.61.717.00.4
no access intended8.30.620.91.314.91.312.01.31.20.418.81.312.10.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #860338/326669
NFI4
forest area
rockfall SilvaProtect · concept of transportation system
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
rockfall SilvaProtectconcept of transportation system %± %± %± %± %± %± %±
n/aroad and skidding track59.21.09.10.911.91.25.60.911.11.10.40.225.10.5
road and skidding road18.20.87.40.85.90.93.10.73.10.64.60.79.50.4
road and cable line2.30.314.21.111.71.26.21.016.21.33.60.67.90.3
road and flight path0.0.4.40.69.21.114.51.419.61.38.20.97.10.3
no access intended6.60.513.41.011.11.16.81.01.00.311.21.08.20.3
total86.30.748.61.549.81.836.31.851.01.728.01.457.70.5
inside perimeterroad and skidding track0.10.10.10.11.00.41.10.40.50.20.20.20.40.1
road and skidding road0.30.10.30.20.10.10.30.20.0.0.30.20.20.1
road and cable line0.20.11.10.32.50.61.20.40.80.30.90.30.90.1
road and flight path0.10.10.60.21.10.42.90.71.40.44.50.71.40.1
no access intended0.20.10.10.10.70.30.30.20.0.0.30.20.20.1
total0.90.22.10.45.40.85.80.92.60.56.30.83.10.2
outside perimeterroad and skidding track4.30.46.70.810.11.16.00.98.40.91.00.35.60.3
road and skidding road5.30.56.70.85.00.82.40.61.60.45.90.84.80.3
road and cable line1.50.324.81.320.61.523.91.627.11.517.81.215.70.4
road and flight path0.20.13.40.65.30.820.51.69.11.032.61.69.10.3
no access intended1.60.37.80.83.70.75.10.90.20.28.30.94.00.2
total12.80.749.31.544.71.857.81.946.31.765.71.539.20.5
totalroad and skidding track63.61.016.01.123.01.512.61.319.91.41.70.431.10.5
road and skidding road23.80.914.41.111.11.25.80.94.70.710.81.014.50.4
road and cable line4.00.440.01.534.81.831.41.844.11.722.41.424.40.5
road and flight path0.30.18.40.815.61.338.01.930.01.545.31.717.60.4
no access intended8.30.621.21.315.51.312.21.31.20.419.91.312.40.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #860339/326670
NFI3
forest area
rockfall SilvaProtect · concept of transportation system
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest
grid: terrestrial grid NFI3
state2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
rockfall SilvaProtectconcept of transportation system %± %± %± %± %± %± %±
n/aroad and skidding track62.41.014.31.015.21.36.70.98.60.93.70.628.00.5
road and skidding road19.90.88.60.86.60.91.90.54.30.70.60.39.90.3
road and cable line1.10.211.90.99.11.06.30.914.01.12.70.56.30.3
road and flight path0.30.15.30.65.90.87.71.05.20.71.20.43.30.2
no access intended2.70.35.90.711.61.112.61.317.91.218.01.29.40.3
total86.30.746.01.448.31.735.31.750.01.626.21.456.90.5
inside perimeterroad and skidding track0.40.10.40.20.60.31.30.40.0.0.50.20.50.1
road and skidding road0.10.10.20.10.30.20.30.20.10.10.20.10.20.1
road and cable line0.10.11.10.32.10.51.70.51.30.41.10.31.00.1
road and flight path0.0.0.30.21.30.41.20.40.30.21.00.30.50.1
no access intended0.20.10.40.20.70.31.20.40.80.33.80.61.00.1
total0.90.22.40.55.00.85.60.92.60.56.60.83.10.2
outside perimeterroad and skidding track6.90.512.31.012.41.19.51.15.80.86.20.88.50.3
road and skidding road3.90.49.30.87.60.92.70.64.10.72.60.55.00.3
road and cable line1.10.222.51.217.51.322.31.526.51.415.51.114.10.4
road and flight path0.00.03.50.53.50.612.71.33.70.64.80.73.40.2
no access intended0.90.24.00.65.70.811.81.27.30.838.11.69.10.3
total12.80.751.61.546.71.759.11.847.41.667.11.540.00.5
totalroad and skidding track69.70.927.01.328.21.617.41.414.41.210.41.037.00.5
road and skidding road23.80.918.11.114.51.24.90.88.50.93.40.615.10.4
road and cable line2.30.335.41.428.61.630.41.741.91.619.21.221.30.5
road and flight path0.30.19.10.810.61.121.61.69.21.07.00.87.20.3
no access intended3.90.410.40.918.11.325.71.726.01.459.91.619.50.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #860340/326671
NFI4
forest area
rockfall SilvaProtect · concept of transportation system
unit of reference: protection forest region
unit: %
unit of evaluation: forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
rockfall SilvaProtectconcept of transportation system %± %± %± %± %± %± %±
n/aroad and skidding track58.91.18.70.910.91.15.70.911.11.10.40.224.60.5
road and skidding road18.20.87.10.85.50.82.20.62.90.64.10.69.10.4
road and cable line2.30.313.61.111.01.16.00.915.71.33.40.67.50.3
road and flight path0.10.14.40.68.71.013.71.418.81.37.60.96.80.3
no access intended6.80.514.31.111.11.17.31.00.90.313.31.18.80.3
total86.20.748.11.547.21.834.81.849.41.728.81.456.80.5
inside perimeterroad and skidding track0.10.10.10.11.00.40.90.40.50.20.20.10.40.1
road and skidding road0.30.10.30.20.10.10.30.20.0.0.30.20.20.1
road and cable line0.20.11.10.32.50.61.20.40.80.31.00.30.90.1
road and flight path0.10.10.60.21.60.53.30.71.30.44.30.71.40.1
no access intended0.20.10.10.11.10.40.30.20.0.0.50.20.30.1
total0.90.22.10.46.30.96.00.92.60.56.30.83.30.2
outside perimeterroad and skidding track4.30.46.70.810.11.16.00.98.40.90.90.35.60.3
road and skidding road5.30.56.70.85.10.82.50.61.60.45.60.84.80.3
road and cable line1.50.324.81.321.11.524.01.627.41.516.91.215.70.4
road and flight path0.20.13.70.66.10.921.41.610.31.031.31.59.50.3
no access intended1.60.37.90.84.10.75.10.90.30.210.11.04.40.3
total12.90.749.81.546.51.859.11.948.01.764.91.539.90.5
totalroad and skidding track63.31.015.51.122.01.512.61.320.01.41.60.430.50.5
road and skidding road23.80.914.11.110.71.15.10.94.50.710.01.014.20.4
road and cable line4.00.439.51.534.61.731.21.843.91.721.31.324.10.5
road and flight path0.40.18.70.816.41.438.41.930.31.643.21.617.70.4
no access intended8.60.622.31.316.31.312.71.31.30.423.91.413.50.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #860341/326672
NFI4
forest area
rockfall SilvaProtect · concept of transportation system
unit of reference: protection forest region
unit: %
unit of evaluation: forest
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
rockfall SilvaProtectconcept of transportation system %± %± %± %± %± %± %±
n/aroad and skidding track59.01.08.70.911.21.15.60.910.71.00.40.224.20.4
road and skidding road18.20.87.10.85.50.83.00.73.00.64.30.79.20.3
road and cable line2.30.314.01.011.31.15.90.915.81.23.30.67.70.3
road and flight path0.10.14.70.69.41.015.91.420.61.38.10.97.60.3
no access intended6.80.515.11.112.31.28.41.11.00.314.41.19.30.4
total86.30.749.71.549.81.838.61.851.11.630.51.457.90.5
inside perimeterroad and skidding track0.10.10.10.10.90.41.00.40.50.20.20.10.40.1
road and skidding road0.30.10.30.20.10.10.30.20.0.0.30.20.20.1
road and cable line0.20.11.00.32.40.51.30.40.80.30.90.30.90.1
road and flight path0.10.10.50.21.50.43.00.71.40.44.20.61.40.1
no access intended0.20.10.10.11.00.40.30.20.0.0.50.20.30.1
total0.90.22.00.46.00.95.90.92.70.56.10.83.20.2
outside perimeterroad and skidding track4.30.46.50.79.61.05.60.98.20.90.90.35.40.3
road and skidding road5.20.56.50.74.80.82.40.61.50.45.40.74.60.3
road and cable line1.50.324.01.320.11.422.51.526.31.416.51.215.20.4
road and flight path0.20.13.50.55.80.820.01.59.81.030.41.59.20.3
no access intended1.60.37.80.83.90.74.90.80.40.210.11.04.40.2
total12.80.748.31.544.21.855.51.846.21.663.31.538.80.5
totalroad and skidding track63.31.015.31.121.71.412.21.219.31.31.50.430.00.5
road and skidding road23.70.913.91.010.51.15.60.94.60.710.01.014.00.4
road and cable line3.90.439.01.533.81.729.71.742.91.620.81.323.80.5
road and flight path0.40.18.80.816.71.338.91.931.91.542.71.618.20.4
no access intended8.60.623.01.317.31.313.61.31.40.425.01.314.00.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #860342/326673
NFI3
forest area
rockfall SilvaProtect · concept of transportation system
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
rockfall SilvaProtectconcept of transportation system %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/aroad and skidding track49.91.863.43.368.03.167.82.573.51.914.62.518.71.824.22.311.91.97.72.46.82.06.61.09.81.14.00.729.80.5
road and skidding road23.51.522.12.818.32.517.12.017.31.67.31.813.01.510.31.63.31.02.91.51.51.11.90.64.40.80.70.310.50.4
road and cable line0.90.31.50.80.0.0.30.32.00.611.92.213.11.58.51.511.81.99.92.67.92.26.41.015.31.32.70.66.40.3
road and flight path0.70.30.0.0.50.50.0.0.0.2.81.24.50.93.81.05.91.413.02.93.61.66.31.03.70.71.00.42.70.2
no access intended3.90.71.50.93.11.11.10.61.60.54.01.42.20.63.10.97.41.614.23.112.02.68.91.211.31.212.91.26.40.3
total78.81.488.52.189.82.086.31.894.41.040.53.551.52.249.92.640.32.947.74.431.83.830.11.944.51.821.31.555.70.6
inside perimeterroad and skidding track0.80.30.60.60.0.0.30.30.0.0.0.0.0.0.0.1.00.61.61.11.51.11.30.50.0.0.50.30.50.1
road and skidding road0.40.20.0.0.0.0.0.0.0.0.0.0.40.30.30.30.30.30.0.0.50.50.40.30.10.10.30.20.20.1
road and cable line0.40.20.0.0.0.0.0.0.0.0.0.0.20.20.50.43.11.04.61.85.81.91.80.51.50.51.20.41.00.1
road and flight path0.0.0.0.0.0.0.0.0.0.0.0.0.20.20.0.0.30.35.42.00.50.51.40.50.30.20.80.30.40.1
no access intended0.70.30.0.0.0.0.0.0.0.0.40.40.0.0.0.1.10.61.61.12.61.31.30.50.70.34.40.71.00.1
total2.30.50.60.60.0.0.30.30.0.0.40.40.80.40.80.55.91.413.13.011.02.66.21.02.60.67.20.93.20.2
outside perimeterroad and skidding track8.71.07.91.86.81.68.31.53.40.813.92.414.11.616.81.99.61.72.41.411.52.69.91.26.00.97.20.98.80.4
road and skidding road6.90.91.70.92.61.03.30.91.60.510.92.212.51.510.81.62.40.96.32.24.51.73.10.74.60.82.70.65.20.3
road and cable line1.50.41.30.80.0.1.10.50.20.227.83.116.11.716.72.029.12.720.73.523.73.424.51.830.51.717.81.414.80.4
road and flight path0.10.10.0.0.0.0.0.0.0.3.41.34.10.91.80.73.61.16.82.25.31.913.51.44.30.85.30.83.60.2
no access intended1.70.50.0.0.90.60.60.40.40.33.21.11.00.43.00.99.21.73.01.512.22.712.71.47.51.038.51.88.70.3
total18.91.411.02.110.22.013.31.85.61.059.13.547.72.249.22.653.82.939.24.357.24.163.71.952.91.871.41.641.10.6
totalroad and skidding track59.31.871.93.174.82.876.52.376.91.828.43.132.82.141.02.622.62.511.72.919.83.217.81.615.81.411.71.239.00.6
road and skidding road30.81.723.82.920.82.720.52.118.91.718.22.725.82.021.52.26.01.49.22.66.52.15.40.99.21.13.60.715.80.5
road and cable line2.80.62.81.10.0.1.40.62.20.639.73.429.42.125.72.343.92.935.24.237.43.932.71.947.31.921.81.522.20.5
road and flight path0.80.30.0.0.50.50.0.0.0.6.11.78.81.25.71.29.81.825.23.89.52.421.21.78.21.07.10.96.80.3
no access intended6.30.91.50.93.91.31.70.72.00.67.61.83.20.86.11.317.72.318.73.426.83.622.91.819.51.555.81.816.10.4
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.
© WSL, Swiss National Forest Inventory, 11.07.2020 #860343/326674
NFI3
forest area
rockfall SilvaProtect · concept of transportation system
unit of reference: economic region
unit: %
unit of evaluation: accessible forest
grid: 1.4 x 1.4 km grid
state2004/06
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
rockfall SilvaProtectconcept of transportation system %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/aroad and skidding track49.71.863.43.368.23.068.12.473.41.913.92.418.71.723.52.211.21.86.42.06.31.86.41.08.81.03.80.728.30.5
road and skidding road23.41.522.12.818.02.517.12.017.21.67.41.812.71.510.61.63.31.03.11.41.71.02.00.63.80.70.60.310.00.4
road and cable line0.90.31.50.80.0.0.30.32.00.611.42.112.91.58.31.410.81.88.92.38.52.16.31.014.31.22.70.66.30.3
road and flight path0.70.30.0.0.50.50.0.0.0.3.71.44.80.93.71.07.61.512.82.74.71.67.61.14.70.71.10.43.20.2
no access intended4.10.71.50.93.01.11.10.61.80.65.51.52.50.73.81.010.91.721.13.219.92.911.71.318.21.318.51.39.30.4
total78.81.488.52.189.62.086.61.894.51.041.93.451.72.249.82.643.92.852.44.041.23.633.91.849.91.726.81.457.10.5
inside perimeterroad and skidding track0.80.30.60.60.0.0.30.30.0.0.0.0.0.0.0.1.00.61.30.91.20.91.30.40.0.0.50.20.40.1
road and skidding road0.40.20.0.0.0.0.0.0.0.0.0.0.40.30.30.30.30.30.0.0.50.50.30.20.10.10.20.20.20.1
road and cable line0.40.20.0.0.0.0.0.0.0.0.0.0.20.20.50.42.91.03.81.54.91.61.90.51.40.41.10.41.00.1
road and flight path0.0.0.0.0.0.0.0.0.0.0.0.0.20.20.0.0.30.35.11.80.50.51.30.50.30.20.80.30.40.1
no access intended0.70.30.0.0.0.0.0.0.0.0.40.40.0.0.0.1.00.61.30.92.21.11.20.40.70.33.90.71.00.1
total2.20.50.60.60.0.0.30.30.0.0.40.40.80.40.80.55.41.311.62.69.32.26.01.02.50.56.50.83.10.2
outside perimeterroad and skidding track8.81.07.91.86.61.68.21.43.40.813.22.314.01.616.61.99.81.72.01.29.72.29.31.25.30.86.50.88.40.3
road and skidding road6.80.91.70.92.91.13.30.91.60.511.02.212.41.511.31.62.50.95.21.84.41.52.90.74.20.72.60.55.00.3
road and cable line1.50.41.30.80.0.1.10.50.20.226.83.016.11.616.71.926.72.517.33.020.02.923.01.726.81.515.61.214.00.4
road and flight path0.10.10.0.0.0.0.0.0.0.3.21.24.00.91.80.73.31.07.02.14.51.612.81.33.70.74.80.73.50.2
no access intended1.70.50.0.0.80.60.60.40.40.33.51.11.00.42.90.98.51.64.41.610.92.412.11.37.60.937.21.68.90.3
total18.91.411.02.110.42.013.11.85.51.057.73.447.52.249.42.650.72.836.03.849.53.760.11.947.61.766.71.639.80.6
totalroad and skidding track59.31.871.93.174.82.876.62.276.91.827.13.032.82.140.12.522.02.49.82.417.32.816.91.514.11.210.81.137.10.5
road and skidding road30.61.723.82.920.92.620.42.118.81.718.42.725.52.022.22.26.11.38.32.26.61.95.20.98.21.03.40.615.20.4
road and cable line2.80.62.81.10.0.1.40.62.20.638.23.329.22.025.52.240.42.830.03.633.43.531.21.942.51.719.41.321.30.5
road and flight path0.80.30.0.0.50.50.0.0.0.6.91.89.01.25.51.211.21.825.03.59.62.321.71.78.71.06.70.97.10.3
no access intended6.50.91.50.93.91.31.70.72.10.69.41.93.50.86.71.320.42.326.93.433.13.525.01.826.51.559.71.619.30.5
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.
© WSL, Swiss National Forest Inventory, 11.07.2020 #860344/326675
NFI3
forest area
rockfall SilvaProtect · concept of transportation system
unit of reference: economic region
unit: %
unit of evaluation: accessible forest
grid: terrestrial grid NFI3
state2004/06
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
rockfall SilvaProtectconcept of transportation system %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/aroad and skidding track48.91.763.93.168.72.967.52.374.31.813.02.117.61.623.22.110.11.67.02.06.61.76.70.98.60.93.70.628.00.5
road and skidding road24.01.521.22.717.62.417.41.916.41.57.31.612.31.410.41.53.20.93.41.41.60.91.90.54.30.70.60.39.90.3
road and cable line1.00.31.80.90.0.0.30.32.00.611.52.012.61.48.41.310.91.79.12.210.42.26.30.914.01.12.70.56.30.3
road and flight path0.60.30.0.0.40.40.0.0.0.3.11.25.00.93.50.97.21.413.02.54.61.57.71.05.20.71.20.43.30.2
no access intended4.70.71.30.83.11.11.00.51.60.55.31.43.10.73.40.911.01.720.23.020.72.812.61.317.91.218.01.29.40.3
total79.31.488.32.189.81.986.21.794.30.940.33.150.52.148.82.442.52.652.83.743.83.435.31.750.01.626.21.457.00.5
inside perimeterroad and skidding track0.80.30.50.50.0.0.30.30.0.0.40.40.0.0.0.0.90.51.71.01.10.81.30.40.0.0.50.20.50.1
road and skidding road0.30.20.0.0.0.0.0.0.0.0.0.0.30.20.30.30.30.30.0.0.40.40.30.20.10.10.20.10.20.1
road and cable line0.30.20.0.0.0.0.0.0.0.0.0.0.60.40.40.32.80.93.41.44.41.51.70.51.30.41.10.31.00.1
road and flight path0.0.0.0.0.0.0.0.0.0.0.0.0.40.30.0.0.20.25.31.70.40.41.20.40.30.21.00.30.50.1
no access intended0.70.30.0.0.0.0.0.0.0.0.30.30.20.20.0.0.90.51.10.82.01.01.20.40.80.33.80.61.00.1
total2.20.50.50.50.0.0.30.30.0.0.70.51.50.50.70.45.01.211.62.58.32.05.60.92.60.56.60.83.10.2
outside perimeterroad and skidding track8.30.98.51.86.41.58.01.33.60.812.22.113.71.518.11.810.41.61.81.010.12.19.51.15.80.86.20.88.50.3
road and skidding road6.50.81.60.83.11.13.60.91.40.511.82.112.81.410.61.52.80.94.71.63.91.42.70.64.10.72.60.55.00.3
road and cable line1.80.51.20.70.0.1.50.60.20.227.92.916.51.616.61.827.52.417.02.819.12.722.31.526.51.415.51.114.00.4
road and flight path0.10.10.0.0.0.0.0.0.0.3.61.23.90.81.60.62.80.97.42.03.91.412.71.33.70.64.80.73.40.2
no access intended1.70.40.0.0.80.50.50.40.50.33.51.11.10.43.60.99.01.54.61.610.92.211.81.27.30.838.11.69.10.3
total18.51.311.22.010.21.913.61.75.70.959.03.147.92.150.52.452.52.635.63.647.93.559.11.847.41.667.11.539.90.5
totalroad and skidding track58.01.772.82.975.12.775.82.177.91.725.62.731.32.041.32.421.32.210.62.417.82.717.41.414.41.210.41.037.00.5
road and skidding road30.91.622.82.720.62.521.02.017.81.519.22.525.41.921.32.06.31.38.22.15.81.74.90.88.50.93.40.615.10.4
road and cable line3.20.63.01.10.0.1.70.62.10.639.43.129.61.925.42.141.22.629.63.434.03.330.41.741.91.619.21.221.30.5
road and flight path0.70.30.0.0.40.40.0.0.0.6.71.69.31.25.11.010.31.625.83.38.92.021.61.69.21.07.00.87.20.3
no access intended7.20.91.30.83.91.21.50.62.10.69.21.84.30.97.01.220.92.225.93.233.63.325.71.726.01.459.91.619.50.4
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.
© WSL, Swiss National Forest Inventory, 11.07.2020 #860345/326676
NFI3
forest area
rockfall SilvaProtect · concept of transportation system
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
rockfall SilvaProtectconcept of transportation system %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/aroad and skidding track49.31.863.33.367.13.167.72.573.31.915.22.618.51.822.72.39.31.97.42.66.22.16.61.110.81.34.10.831.00.5
road and skidding road23.41.621.92.918.62.617.22.017.31.66.81.813.51.611.01.73.41.13.61.81.61.21.20.53.90.80.60.310.90.4
road and cable line0.90.41.50.90.0.0.30.32.00.611.32.312.51.58.51.511.62.012.03.16.62.25.91.115.11.52.90.76.10.3
road and flight path0.70.30.0.0.50.50.0.0.0.2.51.23.90.93.20.94.11.312.03.14.01.84.40.92.50.60.30.22.00.2
no access intended3.90.71.50.93.21.21.10.61.70.53.01.21.90.63.31.06.11.510.32.99.92.66.71.19.41.28.41.14.90.3
total78.31.588.22.289.42.186.31.894.31.038.73.550.42.348.62.734.53.045.24.728.43.924.81.941.72.016.31.555.00.6
inside perimeterroad and skidding track0.80.30.60.60.0.0.30.30.0.0.0.0.0.0.0.1.20.71.01.01.61.21.50.50.0.0.70.30.50.1
road and skidding road0.40.20.0.0.0.0.0.0.0.0.0.0.40.30.40.40.40.40.0.0.60.60.40.30.20.20.30.20.20.1
road and cable line0.40.20.0.0.0.0.0.0.0.0.0.0.20.20.50.43.21.15.52.26.52.12.10.61.60.51.30.51.10.1
road and flight path0.0.0.0.0.0.0.0.0.0.0.0.0.20.20.0.0.30.35.62.20.60.61.60.60.30.20.80.40.40.1
no access intended0.80.30.0.0.0.0.0.0.0.0.40.40.0.0.0.1.20.70.90.92.91.51.20.50.30.24.70.91.00.1
total2.30.50.60.60.0.0.30.30.0.0.40.40.80.40.90.56.31.513.13.312.32.96.91.12.40.67.81.13.20.2
outside perimeterroad and skidding track8.71.08.11.87.01.78.31.53.50.814.92.614.51.617.12.010.31.91.91.312.92.910.61.46.11.07.81.19.20.4
road and skidding road7.20.91.80.92.71.13.40.91.60.511.22.312.81.611.01.72.71.05.72.35.01.93.60.84.80.92.80.75.40.3
road and cable line1.60.51.40.80.0.1.10.50.20.228.13.216.61.717.22.032.33.023.24.025.83.726.71.934.11.920.31.615.50.5
road and flight path0.10.10.0.0.0.0.0.0.0.3.61.44.10.92.00.73.71.27.42.55.92.114.71.64.40.86.11.03.70.3
no access intended1.80.50.0.0.90.60.60.40.40.33.01.10.80.43.21.010.21.93.61.89.62.612.81.56.51.038.82.08.00.3
total19.41.411.22.110.62.113.41.85.71.060.93.648.82.350.52.759.23.141.74.859.34.368.42.055.92.075.81.741.80.6
totalroad and skidding track58.81.872.03.174.12.976.42.376.81.830.13.333.02.239.82.620.82.610.33.020.83.518.71.716.91.512.51.340.70.6
road and skidding road31.01.723.72.921.32.820.52.118.91.718.02.826.72.122.42.36.51.59.22.87.32.35.21.08.81.13.70.816.60.5
road and cable line2.90.62.81.20.0.1.40.62.20.639.53.529.42.126.32.447.03.240.74.738.94.234.72.150.92.024.51.722.70.5
road and flight path0.90.30.0.0.50.50.0.0.0.6.11.88.21.25.11.28.11.724.94.210.62.720.71.87.21.17.21.06.20.3
no access intended6.40.91.50.94.11.31.70.72.00.66.41.62.70.76.51.317.62.414.83.322.53.620.71.816.21.552.02.013.90.4
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.
© WSL, Swiss National Forest Inventory, 11.07.2020 #860346/326677
NFI3
forest area
rockfall SilvaProtect · concept of transportation system
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2004/06
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
rockfall SilvaProtectconcept of transportation system %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/aroad and skidding track49.71.863.43.368.23.068.12.473.41.914.22.418.91.823.72.211.81.97.52.37.32.16.71.09.91.14.20.729.70.5
road and skidding road23.41.522.12.818.02.517.12.017.21.67.61.812.81.510.71.63.21.03.61.62.01.21.90.64.30.80.60.310.40.4
road and cable line0.90.31.50.80.0.0.30.32.00.611.62.213.01.58.41.411.41.89.62.67.72.26.31.015.11.32.80.66.30.3
road and flight path0.70.30.0.0.50.50.0.0.0.2.71.24.50.93.81.06.71.412.72.93.51.66.81.03.70.71.00.42.80.2
no access intended4.10.71.50.93.01.11.10.61.80.64.81.52.10.63.00.97.91.615.43.111.72.69.01.211.61.213.21.26.60.3
total78.81.488.52.189.62.086.61.894.51.040.93.451.32.249.62.640.92.849.04.332.23.830.71.944.71.821.81.555.80.6
inside perimeterroad and skidding track0.80.30.60.60.0.0.30.30.0.0.0.0.0.0.0.1.00.61.61.11.41.01.30.50.0.0.50.30.50.1
road and skidding road0.40.20.0.0.0.0.0.0.0.0.0.0.40.30.30.30.30.30.0.0.50.50.40.20.10.10.30.20.20.1
road and cable line0.40.20.0.0.0.0.0.0.0.0.0.0.20.20.50.43.01.04.51.85.71.91.80.51.60.51.20.41.00.1
road and flight path0.0.0.0.0.0.0.0.0.0.0.0.0.20.20.0.0.30.35.32.00.50.51.40.50.30.20.90.30.40.1
no access intended0.70.30.0.0.0.0.0.0.0.0.40.40.0.0.0.1.00.61.51.12.51.31.20.50.70.34.30.71.00.1
total2.20.50.60.60.0.0.30.30.0.0.40.40.80.40.80.55.71.312.83.010.72.56.11.02.70.67.20.93.20.2
outside perimeterroad and skidding track8.81.07.91.86.61.68.21.43.40.813.52.414.11.616.81.910.31.82.31.411.22.59.81.25.90.97.10.98.80.4
road and skidding road6.80.91.70.92.91.13.30.91.60.511.22.212.51.511.51.72.60.96.12.15.01.83.10.74.80.82.70.65.30.3
road and cable line1.50.41.30.80.0.1.10.50.20.227.53.116.21.716.61.928.12.620.33.523.13.324.31.730.01.717.51.314.70.4
road and flight path0.10.10.0.0.0.0.0.0.0.3.31.34.00.91.80.73.41.16.72.25.21.813.31.44.20.75.30.83.60.2
no access intended1.70.50.0.0.80.60.60.40.40.33.11.11.00.42.90.98.91.72.91.412.62.712.61.47.61.038.31.78.70.3
total18.91.411.02.110.42.013.11.85.51.058.73.447.92.249.62.653.42.938.24.257.14.063.11.952.61.871.01.641.00.6
totalroad and skidding track59.31.871.93.174.82.876.62.276.91.827.73.133.02.140.52.523.12.511.42.820.03.217.91.615.81.411.81.238.90.6
road and skidding road30.61.723.82.920.92.620.42.118.81.718.92.725.72.022.52.26.11.49.72.67.62.25.40.99.31.13.60.715.90.5
road and cable line2.80.62.81.10.0.1.40.62.20.639.13.329.42.025.52.242.52.934.44.136.43.932.41.946.81.821.51.522.00.5
road and flight path0.80.30.0.0.50.50.0.0.0.6.01.78.71.25.61.210.41.824.63.79.22.421.51.78.21.07.20.96.80.3
no access intended6.50.91.50.93.91.31.70.72.10.68.31.83.10.86.01.217.82.219.83.426.83.622.91.819.91.555.81.816.30.4
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.
© WSL, Swiss National Forest Inventory, 11.07.2020 #860347/326678
NFI3
forest area
rockfall SilvaProtect · concept of transportation system
unit of reference: economic region
unit: %
unit of evaluation: accessible forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
rockfall SilvaProtectconcept of transportation system %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/aroad and skidding track49.91.863.43.368.03.167.92.573.51.914.12.418.61.823.92.211.21.86.62.15.91.86.31.08.71.03.80.728.30.5
road and skidding road23.51.522.12.818.32.517.12.017.31.67.11.712.91.510.21.63.41.02.51.31.30.92.00.63.90.70.60.310.00.4
road and cable line0.90.31.50.80.0.0.30.32.00.611.62.213.01.58.41.411.11.89.12.38.72.26.31.014.51.22.70.56.30.3
road and flight path0.70.30.0.0.50.50.0.0.0.3.81.44.90.93.81.07.21.513.22.74.81.77.31.14.70.71.10.43.20.2
no access intended3.90.71.50.93.11.11.10.61.60.55.21.52.50.73.91.010.61.819.63.220.43.011.61.317.91.318.31.39.20.4
total78.81.488.52.189.82.086.41.894.41.041.83.451.92.250.22.643.62.851.14.041.03.733.51.849.71.726.41.457.00.5
inside perimeterroad and skidding track0.80.30.60.60.0.0.30.30.0.0.0.0.0.0.0.1.00.61.41.01.30.91.30.40.0.0.50.20.40.1
road and skidding road0.40.20.0.0.0.0.0.0.0.0.0.0.40.30.30.30.30.30.0.0.50.50.30.20.10.10.20.20.20.1
road and cable line0.40.20.0.0.0.0.0.0.0.0.0.0.20.20.50.42.91.03.91.65.01.71.90.51.30.41.10.41.00.1
road and flight path0.0.0.0.0.0.0.0.0.0.0.0.0.20.20.0.0.30.35.31.80.50.51.30.50.30.20.70.30.40.1
no access intended0.70.30.0.0.0.0.0.0.0.0.40.40.0.0.0.1.00.61.30.92.31.11.20.40.70.34.00.71.00.1
total2.30.50.60.60.0.0.30.30.0.0.40.40.80.40.80.55.61.311.92.79.52.26.01.02.40.56.50.83.10.2
outside perimeterroad and skidding track8.71.07.91.86.81.68.31.53.40.813.52.314.01.616.71.99.11.62.11.210.02.29.31.25.40.86.40.88.40.4
road and skidding road6.90.91.70.92.61.03.30.91.60.510.62.112.41.510.71.62.20.85.41.93.91.52.90.74.20.72.60.55.00.3
road and cable line1.50.41.30.80.0.1.10.50.20.227.03.115.91.716.82.027.52.617.83.120.53.023.11.727.01.515.81.214.10.4
road and flight path0.10.10.0.0.0.0.0.0.0.3.31.34.00.91.80.73.41.07.22.14.61.612.91.43.80.74.90.73.50.2
no access intended1.70.50.0.0.90.60.60.40.40.33.61.21.00.43.00.98.71.64.61.710.62.412.21.37.50.937.41.78.90.3
total18.91.411.02.110.22.013.31.85.61.057.93.447.32.249.02.650.92.837.03.949.53.860.51.947.91.767.11.639.90.6
totalroad and skidding track59.31.871.93.174.82.876.52.276.91.827.63.132.52.140.62.521.32.410.12.517.12.816.91.514.11.210.71.137.20.5
road and skidding road30.81.723.82.920.82.720.42.118.91.717.72.625.62.021.22.16.01.37.92.25.61.85.30.98.21.03.40.615.10.4
road and cable line2.80.62.81.10.0.1.40.62.20.638.63.329.22.025.72.341.52.830.93.734.23.631.41.942.81.719.51.321.40.5
road and flight path0.80.30.0.0.50.50.0.0.0.7.01.89.11.25.61.210.81.825.73.69.92.321.51.78.81.06.70.97.10.3
no access intended6.30.91.50.93.91.31.70.72.00.69.11.93.50.86.81.320.32.325.53.433.23.525.01.826.11.559.61.719.10.5
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.
© WSL, Swiss National Forest Inventory, 11.07.2020 #860348/326679
NFI3
forest area
rockfall SilvaProtect · concept of transportation system
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI3
state2004/06
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
rockfall SilvaProtectconcept of transportation system %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/aroad and skidding track48.91.763.93.168.72.967.52.374.31.813.32.217.81.623.42.110.71.78.32.37.62.07.01.09.71.03.90.729.40.5
road and skidding road24.01.521.22.717.62.417.41.916.41.57.51.712.41.410.51.53.10.94.01.61.81.11.80.54.80.70.70.310.40.4
road and cable line1.00.31.80.90.0.0.30.32.00.611.72.112.71.48.51.411.21.710.02.510.22.36.41.014.91.32.60.56.30.3
road and flight path0.60.30.0.0.40.40.0.0.0.2.31.04.70.93.50.96.21.312.62.73.61.56.91.03.70.71.20.42.80.2
no access intended4.70.71.30.83.11.11.00.51.60.54.61.32.40.62.70.87.91.513.72.812.12.59.91.211.71.113.11.16.70.3
total79.31.488.32.189.81.986.21.794.30.939.43.150.02.148.62.439.12.748.64.135.43.632.11.844.91.721.41.455.70.5
inside perimeterroad and skidding track0.80.30.50.50.0.0.30.30.0.0.40.40.0.0.0.0.90.52.01.21.30.91.30.40.0.0.60.30.50.1
road and skidding road0.30.20.0.0.0.0.0.0.0.0.0.0.30.20.30.30.30.30.0.0.50.50.30.20.10.10.20.20.20.1
road and cable line0.30.20.0.0.0.0.0.0.0.0.0.0.60.40.40.33.00.94.01.65.11.71.60.51.50.41.20.41.00.1
road and flight path0.0.0.0.0.0.0.0.0.0.0.0.0.40.30.0.0.30.35.61.90.50.51.20.40.30.21.10.40.50.1
no access intended0.70.30.0.0.0.0.0.0.0.0.30.30.20.20.0.0.90.51.30.92.31.21.30.40.80.34.20.71.00.1
total2.20.50.50.50.0.0.30.30.0.0.70.51.50.50.70.45.31.213.02.89.72.35.80.92.70.67.30.93.20.2
outside perimeterroad and skidding track8.30.98.51.86.41.58.01.33.60.812.42.113.91.518.31.911.01.72.11.211.12.410.01.26.40.96.80.98.90.3
road and skidding road6.50.81.60.83.11.13.60.91.40.512.12.112.91.410.71.52.90.95.61.94.51.62.90.74.70.72.80.65.20.3
road and cable line1.80.51.20.70.0.1.50.60.20.228.52.916.61.616.51.829.12.520.03.322.23.123.61.629.91.617.31.314.70.4
road and flight path0.10.10.0.0.0.0.0.0.0.3.61.24.00.81.60.63.00.97.42.24.51.613.31.34.20.75.20.83.50.2
no access intended1.70.40.0.0.80.50.50.40.50.33.21.01.10.43.60.99.61.63.41.512.62.612.41.37.30.939.11.78.90.3
total18.51.311.22.010.21.913.61.75.70.959.93.248.42.150.72.455.62.738.44.055.03.862.11.852.51.771.31.541.20.5
totalroad and skidding track58.01.772.82.975.12.775.82.177.91.726.22.831.62.041.72.422.62.312.42.820.03.018.41.516.21.311.31.138.80.5
road and skidding road30.91.622.82.720.62.521.02.017.81.519.62.525.71.921.52.06.31.39.62.56.81.95.10.99.61.03.70.715.80.4
road and cable line3.20.63.01.10.0.1.70.62.10.640.23.130.02.025.42.143.32.734.03.937.53.731.61.846.21.721.11.422.00.5
road and flight path0.70.30.0.0.40.40.0.0.0.5.91.59.11.25.11.19.41.625.63.68.62.221.41.68.11.07.50.96.80.3
no access intended7.20.91.30.83.91.21.50.62.10.68.21.73.70.86.31.218.42.118.43.127.13.323.51.719.91.456.41.716.60.4
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.
© WSL, Swiss National Forest Inventory, 11.07.2020 #860349/326680
NFI3
forest area
rockfall SilvaProtect · concept of transportation system
unit of reference: economic region
unit: %
unit of evaluation: forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
rockfall SilvaProtectconcept of transportation system %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/aroad and skidding track49.61.863.63.367.13.167.72.573.51.913.82.418.21.723.32.210.61.75.91.85.31.66.31.08.41.03.50.627.30.5
road and skidding road23.41.522.02.818.02.516.92.017.31.66.91.712.41.59.91.63.21.02.21.11.10.81.90.53.80.70.60.39.60.4
road and cable line0.90.31.40.80.50.50.30.32.00.611.32.113.01.58.51.410.81.78.12.18.72.16.11.014.21.22.40.56.20.3
road and flight path0.70.30.0.0.50.50.30.30.0.3.71.44.90.93.71.07.61.512.92.54.81.67.41.04.80.71.00.33.30.2
no access intended4.30.71.50.93.91.31.10.61.60.56.81.73.40.84.31.113.21.922.23.118.72.713.21.318.31.321.21.310.40.4
total78.81.488.52.189.91.986.31.894.41.042.33.451.92.249.82.645.42.751.33.838.73.434.81.849.41.728.81.456.80.5
inside perimeterroad and skidding track0.80.30.60.60.0.0.30.30.0.0.0.0.0.0.0.0.90.51.20.91.10.81.20.40.10.10.50.20.50.1
road and skidding road0.40.20.0.0.0.0.0.0.0.0.0.0.40.30.30.30.30.30.0.0.40.40.30.20.10.10.20.10.20.1
road and cable line0.40.20.0.0.0.0.0.0.0.0.0.0.20.20.50.32.80.93.51.45.01.61.80.51.30.41.00.31.00.1
road and flight path0.0.0.0.0.0.0.0.0.0.0.0.0.20.20.0.0.30.35.81.80.40.41.40.50.20.20.70.30.50.1
no access intended0.70.30.0.0.0.0.0.0.0.0.40.40.0.0.0.1.00.62.51.24.31.51.30.50.80.33.90.61.10.1
total2.20.50.60.60.0.0.30.30.0.0.40.40.80.40.80.55.21.213.02.611.32.36.00.92.60.56.30.83.30.2
outside perimeterroad and skidding track8.61.07.91.86.71.68.51.53.40.813.12.314.11.617.11.98.61.61.81.18.92.08.91.15.20.86.00.88.20.3
road and skidding road7.00.91.70.92.51.03.30.91.60.510.92.212.01.510.41.62.10.84.81.73.51.32.80.74.00.72.40.54.80.3
road and cable line1.50.41.30.80.0.1.10.50.20.226.33.016.01.617.11.926.12.418.12.920.72.922.11.626.41.514.71.113.90.4
road and flight path0.10.10.0.0.0.0.0.0.0.3.21.24.30.91.80.73.21.06.41.94.81.612.81.33.80.74.50.73.50.2
no access intended1.70.50.0.0.80.60.60.40.40.33.81.21.00.42.90.99.41.64.61.612.22.412.61.38.61.037.41.69.50.3
total18.91.410.92.110.11.913.41.85.61.057.33.447.32.249.42.649.42.835.73.650.03.659.11.948.01.764.91.539.90.5
totalroad and skidding track59.01.872.03.073.82.976.52.276.91.826.93.032.32.140.52.520.12.28.92.215.42.616.41.413.71.210.01.036.00.5
road and skidding road30.71.723.72.920.62.620.22.118.91.717.82.624.71.920.72.15.61.37.02.05.11.65.00.97.90.93.20.614.60.4
road and cable line2.80.62.81.10.50.51.40.62.20.637.63.329.22.026.12.239.62.729.73.434.43.430.01.841.91.718.11.221.10.5
road and flight path0.80.30.0.0.50.50.30.30.0.6.81.89.41.25.51.211.11.725.13.310.02.221.61.68.81.06.30.87.20.3
no access intended6.70.91.50.94.71.41.70.72.00.610.92.04.40.97.21.323.62.429.33.435.23.527.01.827.71.562.41.621.10.5
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.
© WSL, Swiss National Forest Inventory, 11.07.2020 #860350/326681
NFI3
forest area
rockfall SilvaProtect · concept of transportation system
unit of reference: economic region
unit: %
unit of evaluation: forest
grid: 1.4 x 1.4 km grid
state2004/06
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
rockfall SilvaProtectconcept of transportation system %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/aroad and skidding track49.51.863.63.367.33.067.82.473.41.913.62.318.41.722.92.210.51.75.71.85.71.66.41.08.51.03.60.627.30.5
road and skidding road23.31.522.02.817.72.517.02.017.21.67.31.712.31.510.31.63.10.92.81.21.60.91.90.53.70.60.60.39.60.4
road and cable line0.90.31.40.80.50.50.30.32.00.611.22.112.81.58.31.410.41.77.92.08.62.06.00.914.11.22.50.56.20.3
road and flight path0.70.30.0.0.50.50.30.30.0.3.61.34.90.93.61.07.91.512.62.54.71.67.71.14.80.71.00.33.30.2
no access intended4.50.71.50.93.81.21.10.51.80.66.71.63.60.84.31.013.91.923.53.118.42.713.31.318.61.321.41.310.60.4
total78.81.488.52.189.71.986.41.894.51.042.53.451.92.249.42.545.82.752.53.739.13.435.21.849.71.729.11.456.90.5
inside perimeterroad and skidding track0.80.30.60.60.0.0.30.30.0.0.0.0.0.0.0.0.90.51.20.81.10.81.20.40.10.10.50.20.50.1
road and skidding road0.40.20.0.0.0.0.0.0.0.0.0.0.40.20.30.30.30.30.0.0.40.40.30.20.10.10.20.10.20.1
road and cable line0.40.20.0.0.0.0.0.0.0.0.0.0.20.20.50.32.70.93.41.44.91.61.80.51.40.41.00.31.00.1
road and flight path0.0.0.0.0.0.0.0.0.0.0.0.0.20.20.0.0.30.35.71.80.40.41.40.50.20.20.70.30.50.1
no access intended0.70.30.0.0.0.0.0.0.0.0.40.40.0.0.0.0.90.52.41.24.21.51.30.40.80.33.80.61.10.1
total2.20.50.60.60.0.0.30.30.0.0.40.40.80.40.80.55.01.212.62.611.12.36.00.92.70.66.30.83.20.2
outside perimeterroad and skidding track8.81.07.91.86.61.68.41.43.40.813.02.314.01.517.11.99.11.61.81.08.82.09.01.15.20.76.00.88.20.3
road and skidding road6.90.91.70.92.91.13.30.91.60.510.82.112.01.511.31.62.60.94.61.63.91.42.80.64.10.72.30.54.90.3
road and cable line1.50.41.30.80.0.1.10.50.20.226.43.016.01.616.81.925.42.417.72.820.42.921.91.626.21.514.51.113.80.4
road and flight path0.10.10.0.0.0.0.0.0.0.3.21.24.40.91.70.73.00.96.21.84.71.612.81.33.70.64.40.73.50.2
no access intended1.70.50.0.0.80.60.60.40.40.33.81.20.90.42.80.99.11.64.51.612.02.412.41.38.40.937.31.69.50.3
total18.91.410.92.110.31.913.31.85.51.057.23.447.32.249.82.649.22.734.93.649.83.658.81.947.61.764.61.539.80.5
totalroad and skidding track59.01.872.03.073.82.876.52.276.91.826.73.032.32.139.92.520.42.28.72.215.72.616.51.413.71.210.21.036.00.5
road and skidding road30.61.623.72.920.62.620.22.118.81.718.12.624.71.921.92.16.01.37.42.05.91.75.00.97.90.93.20.614.70.4
road and cable line2.80.62.81.10.50.51.30.62.20.637.63.229.02.025.62.238.42.629.03.433.93.429.61.841.71.718.01.220.90.5
road and flight path0.80.30.0.0.50.50.30.30.0.6.81.89.51.25.41.111.21.724.53.29.92.221.81.68.81.06.20.87.30.3
no access intended6.90.91.50.94.61.41.70.72.10.610.82.04.50.97.11.323.92.330.43.434.63.427.01.827.91.562.51.521.20.5
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.
© WSL, Swiss National Forest Inventory, 11.07.2020 #860351/326682
NFI3
forest area
rockfall SilvaProtect · concept of transportation system
unit of reference: economic region
unit: %
unit of evaluation: forest
grid: terrestrial grid NFI3
state2004/06
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
rockfall SilvaProtectconcept of transportation system %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/aroad and skidding track48.71.764.03.167.72.967.22.374.31.812.72.117.21.622.82.09.41.56.31.85.91.66.60.98.30.93.40.627.10.4
road and skidding road23.91.521.22.617.62.417.31.916.41.57.21.612.11.410.11.53.00.93.11.21.40.81.80.54.10.60.70.39.60.3
road and cable line1.00.31.80.90.40.40.30.32.00.611.62.012.51.48.41.310.51.68.12.010.22.16.00.913.81.12.50.56.20.3
road and flight path0.60.30.0.0.40.40.30.30.0.3.11.15.20.93.40.97.61.312.72.44.51.47.81.05.20.71.10.33.40.2
no access intended5.10.81.30.83.81.21.00.51.60.56.71.54.00.83.80.914.01.822.82.919.12.614.21.318.41.220.91.210.60.4
total79.31.388.32.090.01.886.01.794.30.941.33.150.92.148.52.444.52.553.03.541.23.236.41.749.81.628.61.356.90.5
inside perimeterroad and skidding track0.80.30.50.50.0.0.30.30.0.0.40.40.0.0.0.0.80.51.60.91.00.71.20.40.10.10.60.20.50.1
road and skidding road0.30.20.0.0.0.0.0.0.0.0.0.0.30.20.30.30.20.20.0.0.40.40.30.20.10.10.20.10.20.0
road and cable line0.30.20.0.0.0.0.0.0.0.0.0.0.60.30.40.32.60.83.11.24.41.41.60.51.30.41.00.30.90.1
road and flight path0.0.0.0.0.0.0.0.0.0.0.0.0.40.30.0.0.20.25.81.71.00.71.20.40.30.20.90.30.50.1
no access intended0.70.30.0.0.0.0.0.0.0.0.30.30.20.20.0.0.80.52.21.13.71.31.30.40.90.33.70.61.10.1
total2.10.50.50.50.0.0.30.30.0.0.70.51.50.50.70.44.71.112.62.410.42.15.60.92.70.56.30.73.20.2
outside perimeterroad and skidding track8.30.98.41.86.31.58.21.33.60.811.92.013.61.418.41.89.61.51.60.99.11.99.21.15.60.75.80.78.30.3
road and skidding road6.60.81.60.83.01.13.50.91.40.511.62.012.51.410.61.52.80.84.21.53.51.22.60.64.00.62.40.54.90.3
road and cable line1.80.41.20.70.0.1.40.60.20.227.32.816.21.516.81.825.92.217.32.719.32.621.21.526.01.414.41.113.80.4
road and flight path0.10.10.0.0.0.0.0.0.0.3.51.24.30.81.50.62.60.86.71.84.11.412.81.23.80.64.40.63.40.2
no access intended1.70.40.0.0.70.50.50.40.50.33.81.11.00.43.50.99.91.54.61.512.32.312.21.28.20.938.11.59.60.3
total18.51.311.22.010.01.813.71.75.70.958.03.147.62.150.82.450.82.534.43.448.43.358.01.847.51.665.01.439.90.5
totalroad and skidding track57.81.772.92.973.92.775.72.177.91.725.02.730.81.941.22.319.72.09.52.116.12.417.01.414.01.19.80.935.80.5
road and skidding road30.81.622.72.720.72.520.82.017.81.518.72.524.91.820.92.06.01.27.31.95.31.54.70.88.20.93.20.514.60.4
road and cable line3.20.63.01.10.40.41.70.62.10.638.93.129.31.925.62.139.02.528.53.233.93.228.81.741.01.617.91.220.90.4
road and flight path0.70.30.0.0.40.40.30.30.0.6.51.69.81.24.91.010.51.525.13.19.62.021.81.59.30.96.40.87.30.3
no access intended7.50.91.30.84.61.31.50.62.10.610.81.95.20.97.31.224.72.229.63.235.23.227.71.727.51.462.71.521.40.4
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.
© WSL, Swiss National Forest Inventory, 11.07.2020 #860352/326683
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