Clear and Foster Creek 2002 Fish Passage Assessment


Watershed: Clear Creek

Stream: T Clear Ck.

Road: Private

Latitude: 45.2056714505

Longitude: -122.274200245

Elevation: 1451 ft

Ownership: Private

Fish Presence: fish present

Survey date: 06/25/2002


Crossing Description

Type: round culvert

Condition: +1.0 years left

Diameter: 36.0 in

Length: 41.0 ft

Crossing slope: 3.9 %

Avg. embedded: no material

Inlet design: non-mitered

Backwater drop: + 0.7 ft

Inlet elev: -0.3 ft

Avg. fill height: 5.6 ft

Road width: 10.0 ft

Road armor: fine

Habitat Description

Channel habitat type: moderate gradient, moderately confined

Catchment acreage: 599

Avg. channel slope: 5.6%

Avg. bankfull width: 10.6 ft

Dist from Clackamas R.: 27.1 miles

Upstream fish-bearing length: 2.0 miles

Dominant channel substrate: fine

Comments: Mitered on outlet. Partially collapsed and bent interior. Eroded around outlet. Number in field is CL150. Solution – Fairly high slope and moderate length and drop means unlikely fish passage for adults. Pipe arch, embedded, 41 ft long.

Prioritization and Cost Information

Fish passage: no

Habitat priority: 25

Habitat and cost priority: 9

Fix solution: culvert w/ simulated streambed

Span: 11.0 ft

Material: metal

Design $3,500

Materials $7,605

Install $4,800

Contingencies $4,771

Total $20,676.00


Install $5,050

Contingencies $3,876

Total $16,796.00