Fish Passage Improvement site 20501514

Fish Passage Site 20501514

Coordinates (dec. deg.): 62.01782°, -149.94847°
Legal Description: S022N004W11
Region: South Central
Road Name: Shaman Road

Datum: WGS84
Quad Name / ITM: Talkeetna Mts A-6
AWC Stream #: 247-41-10200-2190-3020
Stream Name: Caswell Creek

Elevation:

Site Comments: Water in this creek flows all winter.

Multiple surveys have been conducted at this site — click on the drop down
arrow to the right of the survey date below to choose a different report for this site.

Survey UPDATE-1514

site photos

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

Overall Fish Passage Rating: Green

Tidal: No
Backwatered: No

Step Pools: No
Construction Year: 2018

Comments: Culvert replaced in 2018. Full site assessment still needs to be reassessed.

Culvert Measurements

ID: 1

Structure Type: Box culvert (Structural aluminum plate)

Fish Passage Rating: Green

Length(ft):

Inlet Type: Projecting

Outlet Type: Projecting

Corrugation Depth(in.):

Corrugation Width(in.):

Condition Rating(1-5): 5

Approach Angle:

Sedimentation At Inlet: No

Inlet Substrate: Cobble

Outlet Substrate: Cobble

	Inlet	Outlet
Width(ft):
Height(ft):
Apron Length(ft):
Water Depth(ft):
Rustline Height(ft):
Substrate Depth(ft):

Backwatered?: No

Baffles Present: No

Embedded?: Yes

Outfall Height: 0.0

Outfall Type: At Stream Grade

Constriction Ratio:

Culvert Gradient:

Max Slope:

Max Slope Length:

Comments: Culvert measurments taken from site plans and have not been verified. Site needs to be reassessed. Culvert width 15.75 ft. Culvert Height 5.5 ft to top of substrate, substrate depth 2.5 ft. Culvert length 67.5 ft. Culvert slope 2%.