Fish Passage Site 30103649

Coordinates (dec. deg.): 51.86475°, -176.64861°
Legal Description: S096S195W14
Region: Southwest
Road Name: Airport Access Road

Datum: NAD83
Quad Name / ITM: Adak C-2
AWC Stream #:
Stream Name: Unnamed

Elevation:

Site Comments: Airport Ditch. Upstream from C169

Survey Date: Sep 15, 2017

Survey ADAK17-C171

Observers: Mark Eisenman, Jeanette Alas

Overall Fish Passage Rating: Black

Tidal: No
Backwatered: Maybe

Step Pools: No
Construction Year:


Comments: This information was gathered as part of the joint reconnaissance level project between the ADF&G Habitat Division and the Fish Passage Assessment Project on Adak Island. Due to time constraints full site assessments were not conducted, but base line information was collected.

Culvert Measurements

ID: 1 Structure Type: Circular pipe (Corrugated steel) Fish Passage Rating: Black
 
Length(ft): 227.0
Inlet Type: Projecting
Outlet Type: Projecting
Corrugation Depth(in.):
Corrugation Width(in.):
Condition Rating(1-5): 3
Approach Angle:
Sedimentation At Inlet: Yes
Inlet Substrate:
Outlet Substrate:
InletOutlet
Width(ft):4.0 4.0
Height(ft):4.0 4.0
Apron Length(ft):
Water Depth(ft):
Rustline Height(ft):
Substrate Depth(ft):
Backwatered?: Maybe
Baffles Present: No
Embedded?: No
Outfall Height: 0.0
Outfall Type: At Stream Grade
Constriction Ratio:
Culvert Gradient:
Max Slope:
Max Slope Length:
 

Comments: Water surface fairly flat through culvert, almost no discernible flow.
ID: 2 Structure Type: Circular pipe (Corrugated steel) Fish Passage Rating: Black
 
Length(ft): 227.0
Inlet Type: Projecting
Outlet Type: Projecting
Corrugation Depth(in.):
Corrugation Width(in.):
Condition Rating(1-5): 3
Approach Angle:
Sedimentation At Inlet: Yes
Inlet Substrate:
Outlet Substrate:
InletOutlet
Width(ft):4.0 4.0
Height(ft):4.0 4.0
Apron Length(ft):
Water Depth(ft):
Rustline Height(ft):
Substrate Depth(ft):
Backwatered?: Maybe
Baffles Present: No
Embedded?: No
Outfall Height: 0.0
Outfall Type: At Stream Grade
Constriction Ratio:
Culvert Gradient:
Max Slope:
Max Slope Length:
 

Comments: Water surface fairly flat through culvert, almost no discernible flow.

Stream Measurements

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

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