CROSSING CL087
Clear and Foster Creek 2002 Fish Passage Assessment
Watershed: Clear Creek
Stream: unknown
Road: unknown
Latitude: 45.3033291125
Longitude: -122.3933869322
Elevation: 682 ft
Ownership: County
Fish Presence: fish present
Survey date: No field survey
Crossing Description
Type: round culvert
Condition: unknown
Diameter: 24.0 in
Length: 61.0 ft
Crossing slope: 0.4%
Backwater drop: + 1.0 ft
Inlet elev: – 0.7 ft
Avg. fill height: 10.0 ft
Habitat Description
Channel habitat type: Moderately steep, narrow valley
Catchment acreage: 143.0
Avg. channel slope: 6.5%
Avg. bankfull width: 5.0 ft
Distance from Clackamas R.: 13.7 miles
Upstream fish-bearing length: 462. ft
Dominant channel substrate: none recorded
Comments: Fish barrier at tributary mouth. Inlet is a sculptured stream w/ponds. Outlet has a walking path 60 ft downstream. Solution – Doubtful adult fish passage because of large jump along with long length. Round culvert, embedded 65 ft long, placed at 6% slope. County estimate based on open box culvert.
Prioritization and Cost Information
Fish passage: no
Habitat priority: 38
Habitat and cost priority: 51
Fix solution: culvert w/ simulated streambed
Span: 6.0 ft
Material: metal
Design NA
Materials NA
Install NA
Contingencies NA
Total $100,000.00