Fish Passage Site 40501705

Coordinates (dec. deg.): 65.47280°, -148.35912°
Legal Description: F008N004W34
Region: Interior
Road Name: Elliott Highway

Datum: WGS84
Quad Name / ITM: Livengood B-3
AWC Stream #:
Stream Name:

Elevation:

Site Comments: DOT#'s 3275+77, 3275+83

Survey Date: Jun 30, 2010

Survey EDS10-ELH20

Observers: Mark Eisenman, Justin Leon

Overall Fish Passage Rating: Gray

Tidal: No
Backwatered: No

Step Pools: No
Construction Year:


Site Observations:

  1. Inlet perch
  2. Woody Debris
  3. Culvert gradient red
  4. Structural Problem

Comments: This culvert contains two pipes. Both have small inlet perches. C1 has a small piece of of pipe missing at its inlet.

Culvert Measurements

ID: 1 Structure Type: Circular pipe (Corrugated steel) Fish Passage Rating: Red
 
Length(ft): 91.5
Inlet Type: Projecting
Outlet Type: Projecting
Corrugation Depth(in.): 0.5
Corrugation Width(in.): 2.5
Condition Rating(1-5): 4
Approach Angle: 0.0
Sedimentation At Inlet: Yes
Inlet Substrate: None
Outlet Substrate: None
InletOutlet
Width(ft):3.9 4.1
Height(ft):4.1 4.0
Apron Length(ft):
Water Depth(ft): 0.13
Rustline Height(ft):0.8
Substrate Depth(ft):0.0 0.0
Backwatered?: No
Baffles Present: No
Embedded?: No
Outfall Height: 0.0
Outfall Type: At Stream Grade
Constriction Ratio: 1.43
Culvert Gradient: 1.40%
Max Slope:
Max Slope Length:
  Culvert Observations:
  1. Culvert gradient red
  2. Inlet perch
  3. Structural Problem
  4. Woody Debris
ID: 2 Structure Type: Circular pipe (Corrugated steel) Fish Passage Rating: Red
 
Length(ft): 91.5
Inlet Type: Projecting
Outlet Type: Projecting
Corrugation Depth(in.): 0.5
Corrugation Width(in.): 2.5
Condition Rating(1-5): 4
Approach Angle: 0.0
Sedimentation At Inlet: Yes
Inlet Substrate: None
Outlet Substrate: None
InletOutlet
Width(ft):3.9 4.0
Height(ft):4.0 4.0
Apron Length(ft):
Water Depth(ft): 0.12
Rustline Height(ft):0.8
Substrate Depth(ft):0.0 0.0
Backwatered?: No
Baffles Present: No
Embedded?: No
Outfall Height: 0.0
Outfall Type: At Stream Grade
Constriction Ratio: 1.43
Culvert Gradient: 0.05%
Max Slope:
Max Slope Length:
  Culvert Observations:
  1. Inlet perch
  2. Woody Debris

Stream Measurements

Stream SubstratesUpstreamDownstream
Dominant:OrganicOrganic
Subdominant:Silt/ClaySilt/Clay
Stream Slope(deg.):
Stream Flow Stage:Medium
Stream Width Type Distance From
Crossing (ft)		 Stream
Width (ft)
Upstream ordinary high water 56.0 3.20
Upstream ordinary high water 83.0 3.10
Upstream ordinary high water 105.0 5.30

Elevations

Locator ID Culvert
Number		 River
Distance (ft)1		 Distance From
Crossing (ft)2		 Relative
Elevation (ft)
Road Elev (Road Surface) 100.23
D/S Grade Ctrl (Thalweg) (Thalweg) 0.00 89.16
D/S Water Surface Elev (Water Surface) 0.00 89.60
D/S Tailcrest or 1st Thalweg (Thalweg) 16.00 89.79
D/S Water Surface Elev (Water Surface) 16.00 90.12
D/S Water Surface Elev (Water Surface) 2 32.00 90.41
D/S Water Surface Elev (Water Surface) 1 32.00 90.43
Outlet Invert (Bottom of Pipe) 2 32.00 89.71
Outlet Invert (Bottom of Pipe) 1 32.00 89.33
Inlet Culvert Invert (Bottom of Pipe) 2 123.50 90.45
Inlet Culvert Invert (Bottom of Pipe) 1 123.50 90.48
U/S Water Surface Elev (Water Surface) 2 123.50 90.57
U/S Water Surface Elev (Water Surface) 1 123.50 90.61
Misc. (Substrate at HW) 128.50 90.63
U/S Headwater (Water Surface) 128.50 91.13
U/S Water Surface Elev (Water Surface) 148.50 91.21
Max Pool Depth (U/S max pool depth) 148.50 89.58
U/S Grade Ctrl (Thalweg) (Thalweg) 169.50 91.65
U/S Water Surface Elev (Water Surface) 169.50 92.16

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): 1.0
Channel Type: Main Channel (>50% of water flow)
Comments: No fish were caught.
 
Gear Type: Minnow Trap (B) Trap Duration(h): 1.0
Channel Type: Main Channel (>50% of water flow)
Comments: No fish were caught.

Fish Observations

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: Downstream Minnow Trap (0)  Upstream Minnow Trap (0)  

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