USDA Forest Service GRAIP - Geomorphic Road Analysis & Inventory Package


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Boise Aquatic Sciences Lab
322 East Front Street
Suite 401
Boise, ID  83702

(208) 373-4340
(208) 373-4391 (FAX)

United States Department of Agriculture Forest Service.

USDA Link Forest Service Link


Photo Gallery

Please credit the "USDA Forest Service" when using these images.

Extensive 800 foot gully below road drain

8th Street, Boise, Idaho

Gully below culvert

8th Street, Boise, Idaho

Gully erosion due to excess flow in roadside ditch

8th Street, Boise, Idaho

Rill erosion on cutslope

8th Street, Boise, Idaho

Active gully below road drain point

8th Street, near Boise, Idaho

Road surface erosion at stream crossing

Weighing sediment traps at road plots

Rilling due to off road vehicle use

Boise National Forest, Idaho

Ditch relief culvert substantially occluded by sediment

Rocky Canyon, Idaho

Channel diversion at stream crossing

Rocky Canyon, Idaho

Erosion of inboard ditch

Rocky Canyon, Idaho

Road surface sediment

Rocky Canyon, Idaho

Stream channel undercutting road

Rocky Canyon, Idaho

Undercutting of road fill

Rocky Canyon, Idaho

Excess flow on road surface due to inadequate drainage

Rocky Canyon, Idaho

Chronic erosion on granitic cutslope

Lowman, Idaho

Rilling on fillslope

Lowman, Idaho

Cutslope Failure

Robie Creek, Idaho

Cutslope erosion by dry ravel

South Fork Payette River, Idaho

Fillslope failure and dry ravel

South Fork Payette River, Idaho

Stream diversion flow down wheel tracks

Reynolds Creek Road, Idaho

Landslide in road fill due to poor drainage of road

Windy Peak, Oregon

Road plot graded cutslope and ditch

Windy Peak, Oregon

Fill failure

Windy Peak, Oregon

Road fill failure

Failure of stream crossing culvert and road fill

Spencer Creek, Oregon

Stream crossing culvert failure

Spencer Creek, Oregon

Stream diversion due to blocked crossing

Mt. Baker-Snoqualmie National Forest, Washington - Doug Jones

Road plot sediment catch

Low Pass, Oregon

Road sediment measurement

Klamath Falls, Oregon

Sediment plot on aggregate surfaced crowned road

Klamath Falls, Oregon

Extensive road related gully

Hells Canyon, Oregon

ATV trail gps inventory

Road sediment basin and tipping bucked to measure discharge

Stream crossing blocked by debris flow

Pine Creek, Montana

Stream crossing fill erosion


Sediment setting basin with tipping bucket gage

Fillslope failure

Windy Peak, Oregon

Stream channel diversion onto road

Gerber Creek, Oregon

Erosion of ditch line due to excessive flow

Sediment setting basin

Tipping bucket flow gages

Weighing sediment from road plot

Suspended sediment on road due to traffic



USDA Forest Service - GRAIP - Geomorphic Road Analysis and Inventory Package
Last Modified:  Sunday, 24 March 2013 at 16:27:43 CDT

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