Fish Passage Site 20303942

Coordinates (dec. deg.): 60.30235°, -149.35635°
Legal Description: S003N001E31
Region: South Central
Road Name: Seward Highway

Datum: WGS84
Quad Name / ITM: Seward B-7
AWC Stream #:
Stream Name: Trib to Snow River

Elevation:

Site Comments: Trib # 5 to Snow River

Survey Date: Jun 24, 2019

Survey UPD20-SRD20A

Project Supervisor: Gillian O'Doherty, Alaska Department of Fish and Game — Anchorage, AK
Observers: Kim Clark, Lucas Byker

Overall Fish Passage Rating: Black

Tidal:
Backwatered:

Step Pools:
Construction Year:


Comments: Information provided by Lucas Byker (ADFG). Upstream flow obstructed by a beaver dam. Dead salmon observed in dry channel upstream of the culvert.

Culvert Measurements

ID: 1 Structure Type: Circular pipe (Corrugated aluminum) Fish Passage Rating: Black
 
Length(ft):
Inlet Type:
Outlet Type:
Corrugation Depth(in.): 0.25
Corrugation Width(in.): 2.0
Condition Rating(1-5):
Approach Angle:
Sedimentation At Inlet:
Inlet Substrate:
Outlet Substrate:
InletOutlet
Width(ft):3.1 3.1
Height(ft):3.0 3.1
Apron Length(ft):
Water Depth(ft):
Rustline Height(ft):
Substrate Depth(ft):
Backwatered?:
Baffles Present:
Embedded?:
Outfall Height:
Outfall Type:
Constriction Ratio:
Culvert Gradient:
Max Slope:
Max Slope Length:
 

Comments: Outlet perched 4' above Snow River; likely submerged during high water events.

Stream Measurements

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

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.

Photos

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