Fish Passage Site 20502143

Coordinates (dec. deg.): 62.53502°, -150.09695°
Legal Description: S028N004W07
Region: South Central
Road Name: Alaska Railroad

Datum: NAD83
Quad Name / ITM: Talkeetna C-1
AWC Stream #:
Stream Name: Susitna River tributary

Elevation:

Site Comments: Alaska RR at MP 242.02

Survey Date: Jun 21, 2011

Survey MSB11-PSARR37

Project Supervisor: Gillian O'Doherty, Alaska Department of Fish and Game — Anchorage, AK
Observers: John Greuey, Abraham Gioffre

Overall Fish Passage Rating: Gray

Tidal: No
Backwatered: No

Step Pools: No
Construction Year:


Site Observations:

  1. Woody Debris
  2. Inlet perch

Comments: Approximately 3' into the inlet of the pipe was a woody debris dam which was 0.5 feet from the top almost completely blocking the pipe. The upst and dwst areas are large wetlands.

Culvert Measurements

ID: 1 Structure Type: Circular pipe (Reinforced concrete) Fish Passage Rating: Gray
 
Length(ft): 50.0
Inlet Type: Projecting
Outlet Type: Projecting
Corrugation Depth(in.): 0.5
Corrugation Width(in.): 3.0
Condition Rating(1-5): 2
Approach Angle:
Sedimentation At Inlet: No
Inlet Substrate: None
Outlet Substrate: None
InletOutlet
Width(ft):3.0 3.0
Height(ft):3.0 3.0
Apron Length(ft):0.0 0.0
Water Depth(ft): 1.5
Rustline Height(ft):
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:
Culvert Gradient:
Max Slope:
Max Slope Length:
 

Comments: Site would be backwatered on occasion from the river.
  Culvert Observations:
  1. Woody Debris
  2. Inlet perch

Stream Measurements

Stream SubstratesUpstreamDownstream
Dominant:
Subdominant:
Stream Slope(deg.):
Stream Flow Stage:Low

No stream width data available.

Elevations

No elevation data available.

Fish Sampling Efforts

No fish sampling occurred during this survey.

Fish Observations

No fish observations occurred during this survey.

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