Fish Passage Site 20403788
Coordinates (dec. deg.): 61.63025°, -149.32028°
Legal Description: S018N001E20
Region: South Central
Road Name: Cedarwood Drive
Datum: NAD83
Quad Name / ITM: Anchorage C-7
AWC Stream #:
Stream Name: Unnamed
Elevation:
Site Comments: Unnamed tributary to Upper Dry Lake
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Survey UPD20-CDR01
Project Supervisor: Gillian O'Doherty, Alaska Department of Fish and Game
— Anchorage, AK
Observers: Gillian O'Doherty, Kim Clark, Michael Mazzacavallo
Overall Fish Passage Rating:
Tidal: No
Backwatered: No
Step Pools: No
Construction Year:
Comments: Straw erosion control wattles present at inlet and outlet. There is a mixture of riffles, glides, and bends upstream.
Culvert Measurements
ID: 1 | Structure Type: Circular pipe (Corrugated aluminum) | Fish Passage Rating: | ||||||||||||||||||||||||||||||||||||||||||
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Comments: Inlet height is measured on top of the substrate. |
Stream Measurements
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No stream width data available.
Elevations
Locator ID | Culvert Number |
River Distance (ft)1 |
Distance From Crossing (ft)2 |
Relative Elevation (ft) |
---|---|---|---|---|
D/S Grade Ctrl (Thalweg) | 0.00 | 96.77 | ||
D/S Water Surface Elev | 0.00 | 97.58 | ||
D/S Water Surface Elev | 16.00 | 97.56 | ||
Outlet Invert | 16.00 | 96.38 | ||
Outlet Culvert Top | 16.00 | 100.00 | ||
Inlet Culvert Top | 96.50 | 101.08 | ||
U/S Water Surface Elev | 96.50 | 98.45 | ||
Inlet Culvert Invert | 96.50 | 98.17 | ||
U/S Water Surface Elev | 116.50 | 98.44 | ||
U/S Thalweg | 116.50 | 97.90 |
Notes:
- River distance is measured continuously throughout the survey reach along the thalweg of the stream.
- Measured from each end of the crossing along the thalweg of the stream.
Fish Sampling Efforts
No fish sampling occurred during this survey.
Fish Observations
No fish observations occurred during this survey.
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