);

Crossing FO002

Clear and Foster Creek 2002 Fish Passage Assessment

FO002dam

Watershed: Foster Creek

Stream: Foster Ck.

Road: Gerber

Latitude: 45.3767617034

Longitude: -122.4415181564

Elevation: 232 ft

Ownership: Private

Fish Presence: fish present

Survey date: 07/11/2002

Crossing Description

Type: Dam, irrigation

Condition: unknown

Diameter: unavailable

Length: 11.0 ft

Crossing slope: unknown

Avg. embedded: unknown

Inlet design: not available

Backwater drop: + 2.3 ft

Inlet elev: +2.3 ft

Road width: 16.5 ft

Road armor: not available

Habitat Description

Channel habitat type: low gradient, confined

Catchment acreage: 1,962

Avg. channel slope: 0.7%

Avg. bankfull width: 17.0 ft

Dist from Clackamas R.: 1.1 miles

Upstream fish-bearing length: 4.0 miles

Dominant channel substrate: fine

Comments: Total dam width 16.5 ft. See diagram for structure measurements.

Prioritization and Cost Information

Fish passage: partial

Habitat priority: 7

Habitat and cost priority: 5

Fix solution: fish ladder

Span: 7.0 ft

Material: concrete

Design $4,500

Materials $3,500

Install $3,550

Contingencies $3,465

Total $15,015.00