Crossing CL100
Clear and Foster Creek 2002 Fish Passage Assessment
Watershed: Clear Creek
Stream: T Clear Ck.
Road: Priv. Cedarhurst
Latitude: 45.3307489063
Longitude: -122.4274157417
Elevation: 290 ft
Ownership: Private
Fish Presence: fish present
Survey date: 07/11/2002
Crossing Description
Type: round culvert
Number of culverts at crossing: 2
Condition: +1.0 years left
Diameter: 24.0 in
Length: 50.5 ft
Crossing slope: 2.9 %
Avg. embedded: 30.0%
Type of embedding: simulated streambed
Embedded material: gravel
Inlet design: non-mitered
Backwater drop: + 0.0 ft
Inlet elev: +2.7 ft
Avg. fill height: 3.5 ft
Road width: 20.0 ft
Road armor: fine
Habitat Description
Channel habitat type: moderate gradient, moderately confined
Catchment acreage: 982
Avg. channel slope: 3.5%
Avg. bankfull width: 21.8 ft
Dist from Clackamas R.: 9.0 miles
Upstream fish-bearing length: 2.8 miles
Dominant channel substrate: cobble
Comments: Extremely low use road (trail) that could be removed. Fish passing at high flow around side meandering channel. System works/responds well to wood. Upper culvert likely passes fish because of gradient and velocity.
Prioritization and Cost Information
Fish passage: partial
Habitat priority: 9
Habitat and cost priority: 4
Fix solution: removal
Span: ft
Material:
Design $0
Materials $0
Install $4,200
Contingencies $1,260
Total $5,460.00