Fish Passage Site 20200222

Coordinates (dec. deg.): 60.77842°, -148.72254°
Legal Description: S008N004E15
Region: South Central
Road Name: DRIVEWAY TO GRAVEL PIT

Datum: NAD83
Quad Name / ITM: Seward D-5
AWC Stream #:
Stream Name: Unnamed

Elevation:

Site Comments: UNKNOWN WATERSHED. NEAR TANK FARM

Survey Date: Oct 14, 2004

Survey ANC04-4A222

Observers: Dean Beers, Vic Stanculescu

Overall Fish Passage Rating: Gray

Tidal: No
Backwatered: No

Step Pools:
Construction Year:


Comments: UNKNOWN WATERSHED, CEMENT CULVERTS, MILITARY STYLE

Culvert Measurements

ID: 1 Structure Type: Other (Unknown) Fish Passage Rating:
 
Length(ft): 41.5
Inlet Type: Projecting
Outlet Type:
Corrugation Depth(in.): 0.0
Corrugation Width(in.): 0.0
Condition Rating(1-5): 2
Approach Angle:
Sedimentation At Inlet:
Inlet Substrate:
Outlet Substrate:
InletOutlet
Width(ft):3.0
Height(ft):3.0
Apron Length(ft):
Water Depth(ft): 1.1
Rustline Height(ft):
Substrate Depth(ft):
Backwatered?:
Baffles Present: No
Embedded?: No
Outfall Height: 0.77
Outfall Type:
Constriction Ratio: 0.81
Culvert Gradient: 0.39%
Max Slope:
Max Slope Length:
ID: 2 Structure Type: Other (Unknown) Fish Passage Rating:
 
Length(ft): 41.3
Inlet Type: Projecting
Outlet Type:
Corrugation Depth(in.): 0.0
Corrugation Width(in.): 0.0
Condition Rating(1-5): 2
Approach Angle:
Sedimentation At Inlet:
Inlet Substrate:
Outlet Substrate:
InletOutlet
Width(ft):3.0
Height(ft):3.0
Apron Length(ft):
Water Depth(ft): 0.2
Rustline Height(ft):
Substrate Depth(ft):
Backwatered?:
Baffles Present: No
Embedded?: No
Outfall Height: 0.77
Outfall Type:
Constriction Ratio: 0.81
Culvert Gradient: -0.92%
Max Slope:
Max Slope Length:
ID: 3 Structure Type: Other (Unknown) Fish Passage Rating:
 
Length(ft): 41.8
Inlet Type: Projecting
Outlet Type:
Corrugation Depth(in.): 0.0
Corrugation Width(in.): 0.0
Condition Rating(1-5): 2
Approach Angle:
Sedimentation At Inlet:
Inlet Substrate:
Outlet Substrate:
InletOutlet
Width(ft):3.0
Height(ft):3.0
Apron Length(ft):
Water Depth(ft): 0.5
Rustline Height(ft):
Substrate Depth(ft):
Backwatered?:
Baffles Present: No
Embedded?: No
Outfall Height: 0.77
Outfall Type:
Constriction Ratio: 0.81
Culvert Gradient: 1.05%
Max Slope:
Max Slope Length:

Stream Measurements

Stream SubstratesUpstreamDownstream
Dominant:
Subdominant:
Stream Slope(deg.):
Stream Flow Stage:
Stream Width Type Distance From
Crossing (ft)		 Stream
Width (ft)
Upstream bank full 75.0 13.60
Upstream bank full 100.0 14.00
Upstream bank full 125.0 15.90
Upstream bank full 150.0 17.10
Upstream bed width 75.0 9.00
Upstream bed width 100.0 9.40
Upstream bed width 125.0 11.10
Upstream bed width 150.0 13.30
Upstream ordinary high water 75.0 9.20
Upstream ordinary high water 100.0 9.60
Upstream ordinary high water 125.0 11.60
Upstream ordinary high water 150.0 13.90

Elevations

Locator ID Culvert
Number		 River
Distance (ft)1		 Distance From
Crossing (ft)2		 Relative
Elevation (ft)
D/S Thalweg (B&C=15.14) 88.32
Max Pool Depth (B&C=14.1) 88.54
U/S Thalweg 1 89.56
D/S Tailcrest or 1st Thalweg (B&C=14.96) 89.70
OHW Left Bank (B&C=14.11) 90.31
OHW Left Bank (B7C=14.1) 90.50
U/S Thalweg 3 91.97
U/S Thalweg 2 91.99
Outlet Invert 3 0.00 0.0 90.77
Outlet Invert 2 0.00 0.0 91.05
Outlet Invert 1 0.00 0.0 89.37
Road Elev 20.50 98.41
Inlet Culvert Invert 3 41.00 0.0 91.21
Inlet Culvert Invert (TAKEN OFF SUBSTRATE) 1 41.00 0.0 89.53
Inlet Culvert Invert (TAKEN OFF SUBSTRATE) 2 41.00 0.0 90.67

Notes:

  1. River distance is measured continuously throughout the survey reach along the thalweg of the stream.
  2. 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.

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