Fish Passage Improvement site 30103650

Fish Passage Site 30103650

Coordinates (dec. deg.): 51.85988°, -176.67981°
Legal Description: S096S195W16
Region: Southwest
Road Name: Bunker Access

Datum: NAD83
Quad Name / ITM: Adak C-3
AWC Stream #:
Stream Name: Amulet Creek

Elevation:

Site Comments: Crossing is above catalogued anadromy.

Survey Date: Sep 17, 2017

Survey ADAK17-C174

site photos

Observers: Mark Eisenman, Jeanette Alas

Overall Fish Passage Rating: Gray

Tidal:
Backwatered:

Step Pools:
Construction Year:

Site Observations:

Outfall height gray

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: Box culvert (Reinforced concrete)

Fish Passage Rating: Gray

Length(ft): 86.0

Inlet Type: Headwall

Outlet Type: Headwall

Corrugation Depth(in.):

Corrugation Width(in.):

Condition Rating(1-5): 4

Approach Angle:

Sedimentation At Inlet:

Inlet Substrate: None

Outlet Substrate: None

	Inlet	Outlet
Width(ft):	6.0	6.0
Height(ft):	5.0	5.0
Apron Length(ft):
Water Depth(ft):
Rustline Height(ft):
Substrate Depth(ft):

Backwatered?: No

Baffles Present: No

Embedded?: No

Outfall Height:

Outfall Type: Free Fall In To Pool

Constriction Ratio:

Culvert Gradient:

Max Slope:

Max Slope Length:

Comments: Culvert length estimated from aerial imagery. Outfall not over 0.40 inches (gray). This culvert may have a water depth barrier through the crossing.