Road washout Lewis and Clark NF USFS 2011c

Road washout Lewis and Clark NF USFS 2011c

In cases such as this, expensive repairs are necessary, and the road will continue to erode during...

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Uploaded on Sep 27, 2011

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Road washout Lewis and Clark NF USFS 2011a

Road washout Lewis and Clark NF USFS 2011a

In some cases where the stream is constricted by a canyon, such as here on the Lewis and Clark NF, the road can be completely washed away.

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Uploaded on Sep 27, 2011

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Road washout on Fish Creek road Lolo NF Adam Switalski 2011a

Road washout on Fish Creek road Lolo NF Adam Switalski 2011a

This picture illustrates how roads can become chronic sources of water pollution, as they are likely to erode during every spring runoff.

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Uploaded on Sep 27, 2011

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Road washout Helena NF USFS 2011

Road washout Helena NF USFS 2011

Roads built directly adjacent to streams are highly susceptible to erosion during a flood event. In...

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Uploaded on Sep 27, 2011

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Road-triggered landslide on the Clearwater NF. USFS. 2011.a

Road-triggered landslide on the Clearwater NF. USFS. 2011.a

This landslide took place in an area on the Clearwater National Forest where road reclamation has...

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Uploaded on Sep 27, 2011

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Fillslope failure on road 651 Nez Perce NF. Adam Switalski. 2011

Fillslope failure on road 651 Nez Perce NF. Adam Switalski. 2011

Fillslope failure on the Nez Perce National Forest.

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Uploaded on Sep 27, 2011

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Kootenai NF

Kootenai NF

Road-triggered landslides like this one can be very destructive and leave the hillside denuded of...

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Kootenai NF

Kootenai NF

Roads can also fail catastrophically and slide downhill when unstable fill becomes super-saturated....

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Uploaded on Sep 27, 2011

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Plugged culvert Lewis and Clark NF USFS 2011

Plugged culvert Lewis and Clark NF USFS 2011

Sometimes a blocked culvert can divert a creek from its original stream bed and down the road...

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Uploaded on Sep 27, 2011

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Plugged culvert 4179 Road Big Belts Helena National Forest USFS 2011a

Plugged culvert 4179 Road Big Belts Helena National Forest USFS 2011a

Fill materials dumped into streams because of blocked culverts can negatively impact many fish...

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Uploaded on Sep 27, 2011

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Plugged culvert 4179 Road Big Belts Helena National Forest USFS 2011b

Plugged culvert 4179 Road Big Belts Helena National Forest USFS 2011b

This blocked culvert overtopped the road and eroded the fillslope almost to the original streambed.

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Uploaded on Sep 27, 2011

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Wilderness and Civ Wildlands CPR field trip. Adam Switalski 2010r

Wilderness and Civ Wildlands CPR field trip. Adam Switalski 2010r

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Uploaded on Aug 31, 2011

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Wilderness and Civ Wildlands CPR field trip. Adam Switalski 2010q

Wilderness and Civ Wildlands CPR field trip. Adam Switalski 2010q

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Wilderness and Civ Wildlands CPR field trip. Adam Switalski 2010p

Wilderness and Civ Wildlands CPR field trip. Adam Switalski 2010p

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Wilderness and Civ Wildlands CPR field trip. Adam Switalski 2010o

Wilderness and Civ Wildlands CPR field trip. Adam Switalski 2010o

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Wilderness and Civ Wildlands CPR field trip. Adam Switalski 2010n

Wilderness and Civ Wildlands CPR field trip. Adam Switalski 2010n

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Uploaded on Aug 31, 2011

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Wilderness and Civ Wildlands CPR field trip. Adam Switalski 2010m

Wilderness and Civ Wildlands CPR field trip. Adam Switalski 2010m

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Uploaded on Aug 31, 2011

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Wilderness and Civ Wildlands CPR field trip. Adam Switalski 2010l

Wilderness and Civ Wildlands CPR field trip. Adam Switalski 2010l

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Uploaded on Aug 31, 2011

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