Fish Passage Site 20300225

Coordinates (dec. deg.): 60.93415°, -149.36176°
Legal Description: S010N001W25
Region: South Central
Road Name: SEWARD HIGHWAY

Datum: NAD83
Quad Name / ITM: Seward D-7
AWC Stream #:
Stream Name: Unnamed

Elevation:

Site Comments: UNKNOWN SMALL WATERSHED. RR TRACK CULVERT 400FT DOWNSTREAM, POND ABOVE.

Survey Date: Oct 14, 2004

Survey ANC04-4A225

Observers: Dean Beers, Vic Stanculescu

Overall Fish Passage Rating: Red

Tidal: Yes
Backwatered: No

Step Pools:
Construction Year:


Comments: UNKNOWN SMALL WATERSHED, JUV COHO ABOVE AND BELOW CULVERT. RR TRACK CULVERT 400FT DOWNSTREAM ALSO INVENTORIED. POND ABOVE, NO UPSTREAM MEASUREMENTS TAKEN.

Culvert Measurements

ID: 1 Structure Type: Circular pipe (Corrugated Metal) Fish Passage Rating:
 
Length(ft): 79.8
Inlet Type: Flared Inlet
Outlet Type:
Corrugation Depth(in.): 0.5
Corrugation Width(in.): 2.67
Condition Rating(1-5): 5
Approach Angle:
Sedimentation At Inlet:
Inlet Substrate:
Outlet Substrate:
InletOutlet
Width(ft):3.0
Height(ft):3.0
Apron Length(ft):
Water Depth(ft): 1.1
Rustline Height(ft):
Substrate Depth(ft):
Backwatered?:
Baffles Present: No
Embedded?: No
Outfall Height: 0.03
Outfall Type:
Constriction Ratio:
Culvert Gradient: 4.54%
Max Slope:
Max Slope Length:

Stream Measurements

Stream SubstratesUpstreamDownstream
Dominant:
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)
Max Pool Depth 93.52
D/S Tailcrest or 1st Thalweg 93.71
OHW Left Bank 94.40
OHW Left Bank 94.53
D/S Thalweg 93.32
U/S Thalweg 1 97.33
Outlet Invert 1 0.00 0.0 93.33
Road Elev 39.50 103.78
Inlet Culvert Invert 1 79.00 0.0 96.95

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

Gear Type: Visual Observation, Ground (A)

Fish Observations

No fish observations occurred during this survey.

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