Fish Passage Site 20401316

Coordinates (dec. deg.): 61.54812°, -149.22888°
Legal Description: S017N001E23
Region: South Central
Road Name: Alaska Railroad

Datum: NAD83
Quad Name / ITM: Anchorage C-6
AWC Stream #: 247-50-10260-2019-3020
Stream Name: Spring Creek

Elevation:

Site Comments: None

Survey Date: Aug 02, 2000

Survey MSCS1-SP015

Observers: Edward Weiss, Olof Jacobsson, Joe Conner

Overall Fish Passage Rating: Green

Tidal: No
Backwatered: No

Step Pools:
Construction Year:


Comments: Prescence known from previous minnow trapping sessions OTH=wetland upstream-014&015 done together-015=bottomless box

Culvert Measurements

ID: 1 Structure Type: Box culvert (Wood) Fish Passage Rating: Green
 
Length(ft): 49.0
Inlet Type: Headwall
Outlet Type:
Corrugation Depth(in.):
Corrugation Width(in.):
Condition Rating(1-5):
Approach Angle:
Sedimentation At Inlet:
Inlet Substrate: Cobble
Outlet Substrate: Gravel
InletOutlet
Width(ft):9.7 10.1
Height(ft):6.0 6.0
Apron Length(ft):
Water Depth(ft):1.4 1.0
Rustline Height(ft):
Substrate Depth(ft):
Backwatered?:
Baffles Present: No
Embedded?: Yes
Outfall Height:
Outfall Type: At Stream Grade
Constriction Ratio:
Culvert Gradient: -0.55%
Max Slope:
Max Slope Length:
 

Comments: Bottemless box culvert made of railroad ties.
  Culvert Observations:
  1. None of this type

Stream Measurements

Stream SubstratesUpstreamDownstream
Dominant:CobbleGravel
Subdominant:
Stream Slope(deg.):
Stream Flow Stage:Medium

No stream width data available.

Elevations

Locator ID Culvert
Number		 River
Distance (ft)1		 Distance From
Crossing (ft)2		 Relative
Elevation (ft)
Inlet Culvert Top 1 90.11
D/S Tailcrest or 1st Thalweg 92.01
Outlet Culvert Top 1 93.20
Outlet Invert 1 0.00 0.0 92.06
Outlet Thalweg 1 0.00 0.0 92.07
Road Elev 24.50 89.41
Inlet Culvert Invert 1 49.00 0.0 91.79
U/S Thalweg 1 154.00 105.0 92.14
U/S Thalweg 199.00 150.0 91.55

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 (C)
 
Gear Type: Visual Observation, Ground (D)

Fish Observations

Species: general fish observation, no species information Life History: Not Recorded
Total Fish Observed: Fish Measured: Fork Lengths (mm) Min: Max: Mean:
Collected/Observed by Gear Type: Downstream Visual Observation, Ground ()  Upstream Visual Observation, Ground ()  
Comments: Juvenile salmonids observed

Photos

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