Fish Passage Site 20501432

Coordinates (dec. deg.): 61.57565°, -149.72457°
Legal Description: S017N003W12
Region: South Central
Road Name: PARKS HIGHWAY

Datum: NAD83
Quad Name / ITM: Anchorage C-8
AWC Stream #: 247-50-10330-2050-3050
Stream Name: Little Meadow Creek

Elevation:

Site Comments: None

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-ML052

Observers: Gary Greenberg, I S

Overall Fish Passage Rating: Red

Tidal: No
Backwatered: No

Step Pools: No
Construction Year:


Comments: COHO FRY AT INLET

Culvert Measurements

ID: 1 Structure Type: Closed-bottom arch (Strutural Metal Plate) Fish Passage Rating: Red
 
Length(ft): 125.0
Inlet Type: Mitered
Outlet Type: Projecting
Corrugation Depth(in.):
Corrugation Width(in.): 3.0
Condition Rating(1-5):
Approach Angle:
Sedimentation At Inlet:
Inlet Substrate:
Outlet Substrate:
InletOutlet
Width(ft):7.0
Height(ft):6.0
Apron Length(ft):
Water Depth(ft):1.3 1.8
Rustline Height(ft):1.7
Substrate Depth(ft):
Backwatered?: No
Baffles Present: No
Embedded?: No
Outfall Height: 0.0
Outfall Type: Hydraulic Jump
Constriction Ratio: 0.24
Culvert Gradient: 0.55%
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 24.00
Upstream bed width 100.0 26.30
Upstream bed width 125.0 28.40
Upstream ordinary high water 75.0 31.00
Upstream ordinary high water 100.0 28.00
Upstream ordinary high water 125.0 30.10

Elevations

Locator ID Culvert
Number		 River
Distance (ft)1		 Distance From
Crossing (ft)2		 Relative
Elevation (ft)
OHW Left Bank 91.61
OHW Left Bank 91.85
D/S Tailcrest or 1st Thalweg 0.00 2.6 90.83
Max Pool Depth 2.60 0.0 90.05
D/S Thalweg 2.60 0.0 90.05
Outlet Invert 1 2.60 0.0 90.05
Road Elev 65.10 104.40
Inlet Culvert Invert 1 127.60 0.0 90.74
U/S Thalweg 1 141.60 14.0 90.14

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 observed at inlet.

Fish Observations

No fish observations occurred during this survey.

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