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CROSSING CL067in

Clear and Foster Creek 2002 Fish Passage Assessment

Watershed: Clear Creek

Stream: Moiser Ck.

Road: BLM trail

Latitude: 45.267655476

Longitude: -122.4530302462

Elevation: 834 ft

Ownership: BLM

Fish Presence: fish present

Survey date: 07/09/2002

Crossing Description

Type: round culvert

Condition: +10.0 years left

Diameter: 48.0 in

Length: 70.0 ft

Crossing slope: 8.5 %

Avg. embedded: no material

Inlet design: non-mitered

Backwater drop: + 1.7 ft

Inlet elev: +0.3 ft

Avg. fill height: 9.0 ft

Road width: 20.0 ft

Road armor: gravel

Habitat Description

Channel habitat type: moderately steep, narrow valley

Catchment acreage: 334

Avg. channel slope: 13.3%

Avg. bankfull width: 6.4 ft
Dist from Clackamas R.: 15.5 miles

Upstream fish-bearing length: 4784.9 ft
Dominant channel substrate: cobble / gravel

Comments: Bedrock/boulder step cascade on downstream side. Likely fish barrier.

Prioritization and Cost Information

Fish passage: no

Habitat priority: 12

Habitat and cost priority: 26

Fix solution: Open slab

Span: 12.0 ft

Material: concrete

Design $5,000

Materials $72,400

Install $25,300

Contingencies $30,810

Total $133,510.00