Fish Passage Site 20401332

Coordinates (dec. deg.): 61.61609°, -149.20839°
Legal Description: S018N001E25
Region: South Central
Road Name: Seagull Drive

Datum: NAD83
Quad Name / ITM: Anchorage C-6
AWC Stream #:
Stream Name: Wasilla Creek tributary

Elevation:

Site Comments: Pipe is located between wetland and a pond. Velocity is very slow.

Multiple surveys have been conducted at this site — click on the drop down
arrow to the right of the survey date below to choose a different report for this site.

Survey MSCS1-WA024

Observers: Edward Weiss, Olof Jacobsson, Joe Conner

Overall Fish Passage Rating:

Tidal: No
Backwatered: No

Step Pools:
Construction Year:


Comments: Pipe is located between wetland and a pond. Velocity is very slow.

Culvert Measurements

ID: 1 Structure Type: Circular pipe (Corrugated Metal) Fish Passage Rating:
 
Length(ft): 41.0
Inlet Type: Projecting
Outlet Type:
Corrugation Depth(in.): 0.5
Corrugation Width(in.): 2.67
Condition Rating(1-5):
Approach Angle:
Sedimentation At Inlet:
Inlet Substrate: Sand
Outlet Substrate: Sand
InletOutlet
Width(ft):1.5 1.5
Height(ft):1.3 1.5
Apron Length(ft):
Water Depth(ft):0.6 0.6
Rustline Height(ft):
Substrate Depth(ft):0.2 0.0
Backwatered?:
Baffles Present: No
Embedded?: No
Outfall Height:
Outfall Type:
Constriction Ratio:
Culvert Gradient:
Max Slope:
Max Slope Length:
  Culvert Observations:
  1. None of this type

Stream Measurements

Stream SubstratesUpstreamDownstream
Dominant:SandSand
Subdominant:
Stream Slope(deg.):
Stream Flow Stage:

No stream width data available.

Elevations

Locator ID Culvert
Number		 River
Distance (ft)1		 Distance From
Crossing (ft)2		 Relative
Elevation (ft)
Inlet Culvert Top 1 92.43
Outlet Culvert Top 1 92.78
D/S Thalweg 0.00 8.0 87.99
Outlet Thalweg 1 8.00 0.0 91.13
Outlet Invert 1 8.00 0.0 91.26
Road Elev 28.50 95.08
Road Elev 28.50 95.50
Inlet Culvert Invert 1 49.00 0.0 91.26
Inlet Thalweg 1 49.00 0.0 91.26
U/S Thalweg 1 50.40 1.4 91.22

Notes:

  1. River distance is measured continuously throughout the survey reach along the thalweg of the stream.
  2. 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.

Photos

No photos available.

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