Fish Passage Improvement site 50101582

Fish Passage Site 50101582

Coordinates (dec. deg.): 64.57885°, -165.39517°
Legal Description: K010S034W36
Region: Arctic
Road Name: Glacier Creek Road

Datum: NAD83
Quad Name / ITM: Nome C-1
AWC Stream #:
Stream Name: Anvil Creek

Elevation:

Site Comments: Mile 3.4

Survey Date: Sep 29, 2005

Survey SEW05-GCR01

site photos

Project Supervisor: Dave Ryland,
Observers: Dave Ryland, Jason Cheney, Paul Thompson

Overall Fish Passage Rating: Gray

Tidal: No
Backwatered: No

Step Pools: No
Construction Year:

Site Observations:

Culvert is poorly aligned
Culvert gradient gray

Comments: Tailing piles d/s. Creek bed up and downstream heavily disturbed by mining.

Culvert Measurements

ID: 1

Structure Type: Circular pipe (Corrugated steel)

Fish Passage Rating: Gray

Length(ft): 41.0

Inlet Type: Mitered

Outlet Type: Mitered

Corrugation Depth(in.): 0.75

Corrugation Width(in.): 2.75

Condition Rating(1-5): 3

Approach Angle: 84.0

Sedimentation At Inlet:

Inlet Substrate: None

Outlet Substrate: None

	Inlet	Outlet
Width(ft):	4.0	4.0
Height(ft):	4.0	4.0
Apron Length(ft):
Water Depth(ft):		1.13
Rustline Height(ft):	0.8
Substrate Depth(ft):	0.0	0.0

Backwatered?: No

Baffles Present: No

Embedded?: No

Embedded Depth(ft): 0.0

Outfall Height: 0.0

Outfall Type: At Stream Grade

Constriction Ratio: 1.23

Culvert Gradient: 0.95%

Max Slope:

Max Slope Length:

Comments: Xing is located on old GC Rd; water depth calc'ed;

Culvert Observations:

Culvert is poorly aligned
Culvert gradient gray

Stream Measurements

Stream Substrates	Upstream	Downstream
Dominant:	Gravel	Gravel
Subdominant:	Gravel	Gravel

Stream Slope(deg.):
Stream Flow Stage:

Stream Width Type	Distance From Crossing (ft)	Stream Width (ft)
Downstream ordinary high water
Downstream ordinary high water	113.0	13.20
Upstream bank full	75.0	61.40
Upstream bank full	100.0	69.50
Upstream bank full	125.0	70.90
Upstream bank full	150.0	77.60
Upstream bed width	75.0	3.30
Upstream bed width	100.0	3.40
Upstream bed width	125.0	3.40
Upstream bed width	150.0	2.90
Upstream ordinary high water	75.0	40.20
Upstream ordinary high water	100.0	55.70
Upstream ordinary high water	125.0	58.70
Upstream ordinary high water	150.0	68.60

Elevations

Locator ID	Culvert Number	River Distance (ft)¹	Distance From Crossing (ft)²	Relative Elevation (ft)
Max Pool Depth				3.10
Outlet Pool Water Elev				97.20
U/S Thalweg				97.77
D/S Thalweg		0.00	325.0	93.48
D/S Thalweg		212.00	113.0	94.20
D/S Tailcrest or 1st Thalweg		314.00	11.0	96.20
OHW (Outlet Tailcrest)		314.00	11.0	96.42
D/S Thalweg		320.00	5.0	3.00
Outlet Invert	1	325.00	0.0	96.07
Road Elev		345.50		103.26
Inlet Culvert Invert	1	366.00	0.0	96.46
U/S Thalweg		374.00	8.0	95.90
U/S Thalweg		441.00	75.0	96.32
U/S Thalweg		516.00	150.0	98.34

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

No fish sampling occurred during this survey.

Fish Observations

No fish observations occurred during this survey.

Photos

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