Crossing FO011
Clear and Foster Creek 2002 Fish Passage Assessment
Watershed: Foster Creek
Stream: T Foster Ck.
Road: off Gerber
Latitude: 45.3767
Longitude: -122.4399167
Elevation: 242 ft
Ownership: Private
Fish Presence: unknown
Survey date: 07/11/2002
Crossing Description
Type: round culvert
Condition: +10.0 years left
Diameter: 25.0 in
Length: 27.5 ft
Crossing slope: 0.2 %
Avg. embedded: no material
Inlet design: non-mitered
Backwater drop: + 0.2 ft
Inlet elev: +0.1 ft
Avg. fill height: 5.7 ft
Road width: 11.0 ft
Road armor: fine
Habitat Description
Channel habitat type: none available
Catchment acreage: 131
Avg. channel slope: 1.0%
Avg. bankfull width: 4.2 ft
Dist from Clackamas R.: 1.2 miles
Upstream fish-bearing length: 0.0 ft
Dominant channel substrate: fine
Comments: Short profile. Impenetrable blackberry. Flat gradient and consistent channel form. Fish passable. Solution – Because of concrete lining likely to have velocity problems. Round culvert, embedded, 28 ft long.
Prioritization and Cost Information
Fish passage: partial
Habitat priority: 67
Habitat and cost priority: 37
Fix solution: culvert w/ simulated streambed
Span: 5.0 ft
Material: metal
Design $2,500
Materials $2,440
Install $3,850
Contingencies $2,637
Total $11,427.00