Fish Passage Site 20501405

Coordinates (dec. deg.): 62.36373°, -150.70370°
Legal Description: S026N008W11
Region: South Central
Road Name: Oil Well Road

Datum: NAD83
Quad Name / ITM: Talkeetna B-2
AWC Stream #: 247-41-10200-2081-3100-4163
Stream Name: Moose Creek tributary

Elevation:

Site Comments: SUSITNA RIVER WATERSHED, Moose Creek Bridge is about 300 feet northeast of site.

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 MSB23-MS078

Project Supervisor: Michael Mazzacavallo, Alaska Department of Fish and Game — Anchorage, AK
Observers: Michael Mazzacavallo, Kat Leavitt, Beth Evers

Overall Fish Passage Rating: Gray

Tidal: No
Backwatered: Yes

Step Pools: No
Construction Year:


Site Observations:

  1. Constriction ratio gray

Comments: Juvinele fish observed downstream.

Culvert Measurements

ID: 1 Structure Type: Circular pipe (Corrugated steel) Fish Passage Rating: Gray
 
Length(ft): 68.03
Inlet Type: Projecting
Outlet Type: Projecting
Corrugation Depth(in.): 1.0
Corrugation Width(in.): 3.0
Condition Rating(1-5): 5
Approach Angle: 70.0
Sedimentation At Inlet: No
Inlet Substrate: Cobble
Outlet Substrate: Cobble
InletOutlet
Width(ft):4.1 4.1
Height(ft):4.1 4.1
Apron Length(ft):
Water Depth(ft):0.0 0.27
Rustline Height(ft):2.0
Substrate Depth(ft):0.0 0.0
Backwatered?: Yes
Baffles Present: No
Embedded?: No
Embedded Depth(ft): 0.0
Outfall Height: 0.2
Outfall Type: Free Fall In To Pool
Constriction Ratio: 0.52
Culvert Gradient:
Max Slope:
Max Slope Length:
  Culvert Observations:
  1. Constriction ratio gray
ID: 2 Structure Type: Circular pipe (Corrugated steel) Fish Passage Rating: Gray
 
Length(ft): 70.34
Inlet Type: Projecting
Outlet Type: Projecting
Corrugation Depth(in.): 1.0
Corrugation Width(in.): 3.0
Condition Rating(1-5): 5
Approach Angle: 70.0
Sedimentation At Inlet: No
Inlet Substrate: Cobble
Outlet Substrate: Cobble
InletOutlet
Width(ft):4.1 4.1
Height(ft):4.1 4.1
Apron Length(ft):
Water Depth(ft):0.0 0.09
Rustline Height(ft):2.9
Substrate Depth(ft):0.0 0.0
Backwatered?: Yes
Baffles Present: No
Embedded?: No
Embedded Depth(ft): 0.0
Outfall Height: 0.2
Outfall Type: Free Fall In To Pool
Constriction Ratio: 0.52
Culvert Gradient:
Max Slope:
Max Slope Length:
  Culvert Observations:
  1. Constriction ratio gray

Stream Measurements

Stream SubstratesUpstreamDownstream
Dominant:OrganicOrganic
Subdominant:Silt/ClaySilt/Clay
Stream Slope(deg.):0.51
Stream Flow Stage:Low
Stream Width Type Distance From
Crossing (ft)		 Stream
Width (ft)
Upstream bed width 42.0 8.00
Upstream bed width 56.0 10.20
Upstream bed width 76.0 6.20
Upstream bed width 101.0 7.30

Elevations

Locator ID Culvert
Number		 River
Distance (ft)1		 Distance From
Crossing (ft)2		 Relative
Elevation (ft)
D/S Thalweg 0.00 94.61
D/S Water Surface Elev 0.00 95.19
D/S Thalweg 71.00 95.20
D/S Water Surface Elev 71.00 95.42
D/S Water Surface Elev (Outlet culvert#2 water surface) 2 93.00 95.47
D/S Water Surface Elev (Outlet culvert#1 water surface) 1 93.00 95.49
Inlet Culvert Invert 1 93.00 95.22
Outlet Invert 2 93.00 95.38
Outlet Culvert Top 1 93.00 99.56
Outlet Culvert Top 2 93.00 99.61
Inlet Culvert Invert 1 161.03 95.67
U/S Water Surface Elev (Inlet culvert#1 water surface) 1 161.03 95.93
Top of Pipe Inlet 1 161.03 99.85
U/S Water Surface Elev (Inlet culvert#2 water surface) 2 163.34 95.91
Inlet Culvert Top 2 163.34 99.83
Inlet Culvert Invert 2 163.34 95.62
U/S Thalweg 204.34 95.96
U/S Water Surface Elev 204.34 96.49
U/S Water Surface Elev 264.34 96.55
U/S Thalweg 264.34 95.77

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

No fish sampling occurred during this survey.

Fish Observations

No fish observations occurred during this survey.

Questions or comments about this report can be directed to dfg.dsf.webmaster@alaska.gov