Fish Passage Site 20103688

Coordinates (dec. deg.): 62.40974°, -145.03152°
Legal Description: C007N002E03
Region: South Central
Road Name: Abandoned Road Grade

Datum: NAD83
Quad Name / ITM: Gulkana B-3
AWC Stream #:
Stream Name: Unnamed


Site Comments: None

Survey Date: Nov 03, 2017


Project Supervisor: Gillian O'Doherty, ADFG
Observers: Mark Eisenman

Overall Fish Passage Rating: Red

Tidal: No
Backwatered: No

Step Pools: No
Construction Year:

Site Observations:

  1. Outfall height red

Comments: Data submitted by Copper River Watershed Project and USFWS. Old road grade acting as a dike ponding water upstream and redirecting it to site 20100775. This culvert is now providing overflow drainage for the creek. Site notes indicate there is another culvert downstream under the Tok-Cutoff Road the is buried and there is just a trickle of water downstream from this culvert.

Culvert Measurements

ID: 1 Structure Type: Circular pipe (Corrugated steel) Fish Passage Rating: Red
Inlet Type: Projecting
Outlet Type: Projecting
Corrugation Depth(in.):
Corrugation Width(in.):
Condition Rating(1-5): 2
Approach Angle:
Sedimentation At Inlet: Yes
Inlet Substrate:
Outlet Substrate: None
Apron Length(ft):
Water Depth(ft):
Rustline Height(ft):
Substrate Depth(ft):
Backwatered?: No
Baffles Present: No
Outfall Height:
Outfall Type: Free Fall on To Rip Rap
Constriction Ratio:
Culvert Gradient:
Max Slope:
Max Slope Length:

Comments: Outfall height visibly over 0.40' (Red).

  Culvert Observations:
  1. Outfall height red

Stream Measurements

Stream SubstratesUpstreamDownstream
Stream Slope(deg.):
Stream Flow Stage:Medium

No stream width data available.


No elevation data available.

Fish Sampling Efforts

No fish sampling occurred during this survey.

Fish Observations

No fish observations occurred during this survey.


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