Fish Passage Improvement site 20300464

Fish Passage Site 20300464

Coordinates (dec. deg.): 60.97164°, -149.10034°
Legal Description: S010N002E09
Region: South Central
Road Name: Alyeska Resort

Datum: NAD83
Quad Name / ITM: Seward D-6
AWC Stream #: 247-60-10250-2018-3112
Stream Name:

Elevation:

Site Comments: GLACIER CREEK WATERSHED

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 ANC04-4A175

site photos

Observers: Dean Beers, Vic Stanculescu

Overall Fish Passage Rating: Gray

Tidal: No
Backwatered: No

Step Pools:
Construction Year:

Comments: GLACIER CREEK WATERSHED

Culvert Measurements

ID: 1

Structure Type: Pipe-arch (Corrugated Metal)

Fish Passage Rating:

Length(ft): 90.4

Inlet Type: Projecting

Outlet Type:

Corrugation Depth(in.): 0.5

Corrugation Width(in.): 2.67

Condition Rating(1-5): 3

Approach Angle:

Sedimentation At Inlet:

Inlet Substrate:

Outlet Substrate:

	Inlet	Outlet
Width(ft):	6.0
Height(ft):	3.6
Apron Length(ft):
Water Depth(ft):		0.3
Rustline Height(ft):	1.4
Substrate Depth(ft):

Backwatered?:

Baffles Present: No

Embedded?: No

Outfall Height: 0.19

Outfall Type:

Constriction Ratio: 0.83

Culvert Gradient: 1.62%

Max Slope:

Max Slope Length:

Stream Measurements

Stream Substrates	Upstream	Downstream
Dominant:
Subdominant:

Stream Slope(deg.):
Stream Flow Stage:

Stream Width Type	Distance From Crossing (ft)	Stream Width (ft)
Upstream bank full	75.0	12.90
Upstream bank full	100.0	11.90
Upstream bank full	125.0	12.60
Upstream bank full	150.0	13.10
Upstream bed width	75.0	6.80
Upstream bed width	100.0	7.00
Upstream bed width	125.0	7.10
Upstream bed width	150.0	7.10
Upstream ordinary high water	75.0	7.00
Upstream ordinary high water	100.0	7.20
Upstream ordinary high water	125.0	7.10
Upstream ordinary high water	150.0	7.50

Elevations

Locator ID	Culvert Number	River Distance (ft)¹	Distance From Crossing (ft)²	Relative Elevation (ft)
D/S Tailcrest or 1st Thalweg				94.12
D/S Thalweg				94.13
Max Pool Depth				94.15
OHW Left Bank				95.08
OHW Left Bank				95.23
U/S Thalweg	1			96.95
Outlet Invert	1	0.00	0.0	94.97
Road Elev		45.00		101.92
Inlet Culvert Invert (TAKEN OFF SUBSTRATE)	1	90.00	0.0	96.43

Notes:

River distance is measured continuously throughout the survey reach along the thalweg of the stream.
Measured from each end of the crossing along the thalweg of the stream.

Fish Sampling Efforts

Gear Type: Visual Observation, Ground (A)

Fish Observations

No fish observations occurred during this survey.

Photos

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