Fish Passage Site 40501765

Coordinates (dec. deg.): 65.27757°, -146.64891°
Legal Description: F005N005E11
Region: Interior
Road Name: Steese Highway

Datum: WGS84
Quad Name / ITM: Circle B-6
AWC Stream #:
Stream Name: Cripple Creek

Elevation:

Site Comments: None

Survey Date: Jul 21, 2010

Survey EDS10-STS16

Observers: Ben Histand, Justin Leon

Overall Fish Passage Rating: Gray

Tidal: No
Backwatered: No

Step Pools: No
Construction Year:


Site Observations:

  1. Culvert gradient gray

Comments: This culvert appears to be new and is in good shape. The height measurements, including rust line height, were taken from substrate and not from the bottom of pipe. One freshwater sculpin was caught downstream. It was 65mm in length.

Culvert Measurements

ID: 1 Structure Type: Circular pipe (Structural steel plate) Fish Passage Rating: Gray
 
Length(ft): 204.7
Inlet Type: Headwall
Outlet Type: Projecting
Corrugation Depth(in.): 2.0
Corrugation Width(in.): 6.0
Condition Rating(1-5): 5
Approach Angle: 7.0
Sedimentation At Inlet: Yes
Inlet Substrate: Gravel
Outlet Substrate: Cobble
InletOutlet
Width(ft):11.0 11.0
Height(ft):9.5 9.1
Apron Length(ft):
Water Depth(ft): 0.85
Rustline Height(ft):1.4
Substrate Depth(ft):0.9 1.9
Backwatered?: No
Baffles Present: No
Embedded?: No
Outfall Height: 0.0
Outfall Type: At Stream Grade
Constriction Ratio: 0.91
Culvert Gradient: 1.69%
Max Slope:
Max Slope Length:
  Culvert Observations:
  1. Culvert gradient gray

Stream Measurements

Stream SubstratesUpstreamDownstream
Dominant:GravelGravel
Subdominant:CobbleCobble
Stream Slope(deg.):
Stream Flow Stage:High
Stream Width Type Distance From
Crossing (ft)		 Stream
Width (ft)
Upstream ordinary high water 121.0 10.90
Upstream ordinary high water 210.0 13.40
Upstream ordinary high water 264.0 11.90

Elevations

Locator ID Culvert
Number		 River
Distance (ft)1		 Distance From
Crossing (ft)2		 Relative
Elevation (ft)
Road Elev (Road Surface) 100.16
D/S Water Surface Elev (Water Surface) 0.00 68.62
D/S Tailcrest or 1st Thalweg (Tailcrest of constructed outlet pool - long riffle downstream of this point) 0.00 67.80
D/S Thalweg (On Silt Substrate - Outlet Pool Has Filled With Soft Sediment) 38.00 67.00
D/S Water Surface Elev (Calm Water Near Outlet - Tail Water Surface) 70.00 68.65
D/S Water Surface Elev (Turbulent Flow - Water Surface) 71.00 68.67
Outlet Invert (On Substrate - Not Embedded) 71.00 67.82
Outlet Culvert Top (Top of Pipe) 71.00 77.00
Inlet Culvert Top (Top of Pipe) 275.70 81.12
Inlet Culvert Invert (On Substrate - Not Embedded) 275.70 71.28
U/S Water Surface Elev (Turbulent Flow - Water Surface) 275.70 72.43
U/S Headwater (Calm Water Near Headwall) 277.00 72.49
U/S Grade Ctrl (Thalweg) (Tailcrest of 1st Pool Upstream) 316.00 72.62
U/S Water Surface Elev (Water Surface) 316.00 7327.00

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: Minnow Trap (A) Trap Duration(h): 2.0
Channel Type: Main Channel (>50% of water flow)
Comments: Nothing was caught.
 
Gear Type: Minnow Trap (B) Trap Duration(h): 2.0
Channel Type: Main Channel (>50% of water flow)
Comments: One freshwater sculpin was caught and its fork length was 65mm.

Fish Observations

Species: sculpin-unspecified Life History: Resident
Total Fish Observed: 1 Fish Measured: 1 Fork Lengths (mm) Min: 65 Max: 65 Mean: 65
Collected/Observed by Gear Type: Downstream Minnow Trap (1)  
 
Species: no fish collected or observed Life History: Not Applicable
Total Fish Observed: 0 Fish Measured: Fork Lengths (mm) Min: Max: Mean:
Collected/Observed by Gear Type: Upstream Minnow Trap (0)  

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