Fish Passage Improvement site 10302915

Fish Passage Site 10302915

Coordinates (dec. deg.): 59.26975°, -135.64398°
Legal Description: C030S058E16
Region: Southeast
Road Name: Haines Highway

Datum: NAD83
Quad Name / ITM: Skagway B-2
AWC Stream #:
Stream Name: 8.5 Mile Creek

Elevation:

Site Comments: Creek joins Chilkat River about 100 feet downstream and becomes very steep about 100 feet upstream from culverts.

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-2915

site photos

Project Supervisor: Gillian O'Doherty, ADFG
Observers: Dylan Krull

Overall Fish Passage Rating: Black

Tidal:
Backwatered:

Step Pools:
Construction Year:

Comments: Update information and photos submitted by ADFG HB Dylan Krull. Site was replaced as part of the Haines Highway reconstruction project Phase I under Fish Habitat Permit FH17-I-0124. Fish Coho salmon, cutthroat trout, and sculpin caught downstream from culverts.

Culvert Measurements

ID: 1

Structure Type: Circular pipe (Corrugated plastic)

Fish Passage Rating: Black

Length(ft):

Inlet Type: Headwall

Outlet Type: Headwall

Corrugation Depth(in.):

Corrugation Width(in.):

Condition Rating(1-5):

Approach Angle:

Sedimentation At Inlet:

Inlet Substrate:

Outlet Substrate:

	Inlet	Outlet
Width(ft):
Height(ft):
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: Culvert measurements taken from trip report for reference and have not been verified. Culvert length 69 ft. Culvert diameter 4ft. Replaced culvert is a smoothed wall plastic pipe.