Fish Passage Site 10302252

Coordinates (dec. deg.): 58.41608°, -135.75558°
Legal Description: C040S058E12
Region: Southeast
Road Name: Mountain View Road

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

Elevation:

Site Comments: Driveway off of Mountain View Road

Survey Date: Aug 10, 2011

Survey SEA11-MTV03

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: Yes

Step Pools: No
Construction Year:


Site Observations:

  1. None of this type

Comments: No traps set or fish observed as stream is already in the AWC. Continuous glide upstream and downstream. Tailcrest not found, may be further downstream, but flatwater conditions present.

Culvert Measurements

ID: 1 Structure Type: Pipe-arch (Corrugated steel) Fish Passage Rating: Green
 
Length(ft): 30.9
Inlet Type: Projecting
Outlet Type: Projecting
Corrugation Depth(in.): 0.5
Corrugation Width(in.): 3.0
Condition Rating(1-5): 3
Approach Angle: 10.0
Sedimentation At Inlet: No
Inlet Substrate: None
Outlet Substrate: None
InletOutlet
Width(ft):5.4 5.4
Height(ft):4.5 4.5
Apron Length(ft):
Water Depth(ft): 1.08
Rustline Height(ft):2.3
Substrate Depth(ft):0.0 0.1
Backwatered?: Yes
Baffles Present: No
Embedded?: No
Outfall Height: 0.0
Outfall Type: At Stream Grade
Constriction Ratio: 1.17
Culvert Gradient: -0.49%
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.):0.35
Stream Flow Stage:Medium
Stream Width Type Distance From
Crossing (ft)		 Stream
Width (ft)
Upstream ordinary high water 20.0 4.80
Upstream ordinary high water 37.0 4.60
Upstream ordinary high water 65.0 4.50

Elevations

Locator ID Culvert
Number		 River
Distance (ft)1		 Distance From
Crossing (ft)2		 Relative
Elevation (ft)
Road Elev 96.31
Misc. (No discernable grade points) 0.00 89.09
D/S Water Surface Elev 0.00 90.40
Outlet Invert 15.00 89.31
D/S Water Surface Elev 15.00 90.39
Outlet Culvert Top 15.00 93.69
Inlet Culvert Top 45.90 93.68
Inlet Culvert Invert 45.90 89.16
U/S Water Surface Elev 45.90 90.42
U/S Headwater 46.00 90.40
U/S Water Surface Elev 56.00 90.46
U/S Water Surface Elev 150.90 90.79

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: None (A)
Comments: No traps set no fish observed.

Fish Observations

No fish observations occurred during this survey.

Questions or comments about this report can be directed to dfg.dsf.webmaster@alaska.gov