Fish Passage Site 20501434

Coordinates (dec. deg.): 61.56113°, -149.77858°
Legal Description: S017N003W14
Region: South Central
Road Name: Big Lake Road

Datum: NAD83
Quad Name / ITM: Anchorage C-8
AWC Stream #: 247-50-10330-2050-3030
Stream Name: Lucille Creek

Elevation:

Site Comments: SUSITNA RIVER 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 MSB04-ML099

Observers: Gary Greenberg, Jen Ransom

Overall Fish Passage Rating: Red

Tidal: No
Backwatered: No

Step Pools:
Construction Year:


Comments: SQUASH PIPE WITH MODIFIED BAFFLES, INLET INVERT AND HEIGHT TAKEN OFF SUBSTRATE, COHO FRY PRESENT. *** This site has been resurveyed. This surveys should be used for historical purposes only.***

Culvert Measurements

ID: 1 Structure Type: Pipe-arch (Corrugated Metal) Fish Passage Rating: Red
 
Length(ft): 109.0
Inlet Type: Projecting
Outlet Type: Projecting
Corrugation Depth(in.):
Corrugation Width(in.): 0.0
Condition Rating(1-5):
Approach Angle:
Sedimentation At Inlet:
Inlet Substrate:
Outlet Substrate:
InletOutlet
Width(ft):7.0
Height(ft):3.0
Apron Length(ft):
Water Depth(ft):0.4 0.8
Rustline Height(ft):0.8
Substrate Depth(ft):
Backwatered?:
Baffles Present: Yes
Embedded?: No
Outfall Height:
Outfall Type: Fish Passage Structue
Constriction Ratio: 0.6
Culvert Gradient: 2.96%
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 bed width 75.0 9.80
Upstream bed width 100.0 10.90
Upstream bed width 125.0 9.20
Upstream bed width 150.0 11.50
Upstream ordinary high water 75.0 10.60
Upstream ordinary high water 100.0 13.10
Upstream ordinary high water 125.0 10.20
Upstream ordinary high water 150.0 13.00

Elevations

Locator ID Culvert
Number		 River
Distance (ft)1		 Distance From
Crossing (ft)2		 Relative
Elevation (ft)
OHW Left Bank 94.82
OHW Left Bank 94.94
D/S Tailcrest or 1st Thalweg 0.00 10.0 94.16
Max Pool Depth 8.90 1.1 93.84
D/S Thalweg 8.90 1.1 93.84
Outlet Invert 1 10.00 0.0 93.76
Road Elev 64.50 102.48
Inlet Culvert Invert 1 119.00 0.0 96.99
U/S Thalweg 1 133.00 14.0 96.94
U/S Water Surface Elev 1 164.00 45.0 97.96

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)
Comments: Coho fry observered at site.

Fish Observations

No fish observations occurred during this survey.

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