Fish Passage Site 20503952
Coordinates (dec. deg.): 61.69883°, -149.27676°
Legal Description: S019N001E33
Region: South Central
Road Name: North Mountain Trails Drive
Quad Name / ITM: Anchorage C-7
AWC Stream #: 247-41-10100-2349-3003
Site Comments: Government Peak Recreation Area access road.
Project Supervisor: Kim Clark, ADFG
— Anchorage, AK
Observers: Kim Clark, Michael Mazzacavallo
Overall Fish Passage Rating:
Step Pools: Yes
- Culvert sagging in middle
Comments: Dozer track outside riparian buffer downstream left bank. Grade controls are constructed in pipe. Top of pipe has slight curve with dip in middle. Outlet has damage. 6" fish observed upstream. Sandy depositional areas upstream of culvert, starting about 10m upstream.
|ID: 1||Structure Type: Circular pipe (Corrugated steel)||Fish Passage Rating:|
|Stream Width Type||Distance From
|Downstream ordinary high water||92.0||4.75|
|Downstream ordinary high water||119.0||3.78|
|Downstream ordinary high water||124.0||3.80|
|D/S Water Surface Elev||0.00||93.09|
|D/S Grade Ctrl (Thalweg) (man made from boulders)||19.00||93.91|
|D/S Water Surface Elev||19.00||94.22|
|D/S Water Surface Elev||32.00||94.72|
|D/S Grade Ctrl (Thalweg)||35.00||94.58|
|D/S Water Surface Elev||35.00||95.01|
|Outlet Culvert Top||38.00||100.00|
|D/S Water Surface Elev||38.00||95.10|
|Inlet Culvert Top||191.30||102.68|
|Inlet Culvert Invert||191.30||97.51|
|U/S Water Surface Elev||191.30||97.66|
|U/S Grade Ctrl (Thalweg)||192.00||97.13|
|U/S Water Surface Elev||192.00||97.77|
|U/S Water Surface Elev||221.30||97.95|
- 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.
No fish observations occurred during this survey.
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