Fish Passage Site 20300966

Coordinates (dec. deg.): 60.47641°, -151.13934°
Legal Description: S005N011W36
Region: South Central
Road Name: College Loop Road

Datum: NAD83
Quad Name / ITM: Kenai B-4
AWC Stream #: 244-30-10010-2030
Stream Name: Slikok Creek

Elevation:

Site Comments: None

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 UPDATE-3

Project Supervisor: Gillian O'Doherty, ADFG
Observers: Gillian O'Doherty, Ben Histand

Overall Fish Passage Rating: Green

Tidal: No
Backwatered: No

Step Pools: No
Construction Year: 2007


Comments: None

Culvert Measurements

ID: 1 Structure Type: Circular pipe (Structural steel plate) Fish Passage Rating: Green
 
Length(ft): 74.5
Inlet Type: Headwall
Outlet Type: Headwall
Corrugation Depth(in.): 2.0
Corrugation Width(in.): 6.0
Condition Rating(1-5): 5
Approach Angle: 2.0
Sedimentation At Inlet: No
Inlet Substrate: Gravel
Outlet Substrate: Sand
InletOutlet
Width(ft):18.9 18.7
Height(ft):9.7 9.6
Apron Length(ft):
Water Depth(ft): 1.1
Rustline Height(ft):
Substrate Depth(ft):
Backwatered?: No
Baffles Present: No
Embedded?: Yes
Outfall Height:
Outfall Type: At Stream Grade
Constriction Ratio: 1.5
Culvert Gradient: 0.07%
Max Slope:
Max Slope Length:
 

Comments: % Slope = (Headwater surface elevation - tailwater elevation/ length culvert) * 100

Stream Measurements

Stream SubstratesUpstreamDownstream
Dominant:GravelGravel
Subdominant:OrganicSand
Stream Slope(deg.):
Stream Flow Stage:Medium
Stream Width Type Distance From
Crossing (ft)
Stream
Width (ft)
Upstream ordinary high water 190.0 10.80
Upstream ordinary high water 242.0 13.20
Upstream ordinary high water 290.0 12.50

Elevations

Locator ID Culvert
Number
River
Distance (ft)1
Distance From
Crossing (ft)2
Relative
Elevation (ft)
D/S Water Surface Elev (Tailwater surface) 0.00 95.68
Outlet Invert 0.00 94.79
Inlet Culvert Invert 74.50 94.56
U/S Headwater (Headwater surface) 74.50 95.73
U/S Grade Ctrl (Thalweg) (Tail of first upstream resting pool) 94.80 95.67
Split into USWS and DSWS 94.80 96.22

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.

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