Fish Passage Site 10302266

Coordinates (dec. deg.): 58.45026°, -135.79306°
Legal Description: C039S058E35
Region: Southeast
Road Name: Mountain View Road

Datum: NAD83
Quad Name / ITM: Juneau B-6
AWC Stream #:
Stream Name: Good River drainage

Elevation:

Site Comments: Site is in the national park.

Survey Date: Aug 14, 2011

Survey SEA11-MTV07

Project Supervisor: Gillian O'Doherty, Alaska Department of Fish and Game — Anchorage, AK
Observers: Jason Olds, Charmagne Gutierrez

Overall Fish Passage Rating: Green

Tidal: No
Backwatered: No

Step Pools: No
Construction Year:


Site Observations:

  1. None of this type

Comments: Juvenile fish observed upstream of inlet, nearly right angle aproach

Culvert Measurements

ID: 1 Structure Type: Circular pipe (Corrugated steel) Fish Passage Rating: Green
 
Length(ft): 55.0
Inlet Type: Mitered
Outlet Type: Projecting
Corrugation Depth(in.): 1.0
Corrugation Width(in.): 3.0
Condition Rating(1-5): 3
Approach Angle: 101.0
Sedimentation At Inlet: Yes
Inlet Substrate: Silt/Clay
Outlet Substrate: Silt/Clay
InletOutlet
Width(ft):5.5 4.7
Height(ft):4.0 2.2
Apron Length(ft):
Water Depth(ft): 0.74
Rustline Height(ft):2.3
Substrate Depth(ft):1.5 3.3
Backwatered?: No
Baffles Present: No
Embedded?: Yes
Embedded Depth(ft): 2.2
Outfall Height: 0.0
Outfall Type: At Stream Grade
Constriction Ratio: 1.67
Culvert Gradient: 1.11%
Max Slope:
Max Slope Length:
  Culvert Observations:
  1. None of this type

Stream Measurements

Stream SubstratesUpstreamDownstream
Dominant:Silt/ClaySilt/Clay
Subdominant:OrganicOrganic
Stream Slope(deg.):1.57
Stream Flow Stage:Medium
Stream Width Type Distance From
Crossing (ft)		 Stream
Width (ft)
Upstream ordinary high water 30.0 5.20
Upstream ordinary high water 60.0 2.50
Upstream ordinary high water 90.0 1.90

Elevations

Locator ID Culvert
Number		 River
Distance (ft)1		 Distance From
Crossing (ft)2		 Relative
Elevation (ft)
Road Elev 100.33
Misc. (No discernable grade points d/s glide-like, no tailcrest found) 0.00 94.85
D/S Water Surface Elev 0.00 95.38
D/S Water Surface Elev 10.00 95.38
Outlet Thalweg 10.00 94.64
Outlet Culvert Top 10.00 96.83
Inlet Culvert Top (top of miter) 60.50 97.40
Inlet Thalweg (end of miter) 65.00 94.03
U/S Headwater (end of miter) 65.00 95.41
U/S Water Surface Elev 75.00 95.40
U/S Grade Ctrl (Thalweg) 75.00 95.09
U/S Water Surface Elev 165.00 96.81

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) Trap Duration(h): 0.25
Channel Type: Main Channel (>50% of water flow)
Comments: Juvenile fish observed visually upstream from culvert.

Fish Observations

Species: juvenile salmonid-unspecified Life History: Unknown
Total Fish Observed: 1 Fish Measured: 1 Fork Lengths (mm) Min: 80 Max: 80 Mean: 80
Collected/Observed by Gear Type: Upstream Visual Observation, Ground (1)  

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