Crossing CL108
Clear and Foster Creek 2002 Fish Passage Assessment
Watershed: Clear Creek
Stream: T Clear Ck.
Road: Private
Latitude: 45.3366970168
Longitude: -122.4307468975
Elevation: 299 ft
Ownership: Private
Fish Presence: fish present
Survey date: 07/12/2002
Crossing Description
Type: round culvert
Condition: +5.0 years left
Diameter: 36.0 in
Length: 23.0 ft
Crossing slope: 2.2 %
Avg. embedded: no material
Inlet design: non-mitered
Backwater drop: + 0.8 ft
Inlet elev: +0.0 ft
Avg. fill height: 4.2 ft
Road width: 14.0 ft
Road armor: gravel / fine
Habitat Description
Channel habitat type: moderate gradient, moderately confined
Catchment acreage: 343
Avg. channel slope: 1.4%
Avg. bankfull width: 8.9 ft
Dist from Clackamas R.: 8.4 miles
Upstream fish-bearing length: 3676.7 ft
Dominant channel substrate: gravel / fine
Comments: Fish in pool at outlet. Pond influence fish upstream of culvert. Channel influenced by ditching. Benchmark is not flagged w/ high flagging. Location is below the large Douglas-fir. Solution – Pond dam downstream probably blocks fish passage. Pipe arch, 25 ft long, embedded.
Prioritization and Cost Information
Fish passage: partial
Habitat priority: 39
Habitat and cost priority: 16
Fix solution: culvert w/ simulated streambed
Span: 9.0 ft
Material: metal
Design $3,500
Materials $4,395
Install $4,235
Contingencies $3,639
Total $15,769.00