Fish Passage Improvement site 20300992

Fish Passage Site 20300992

Coordinates (dec. deg.): 60.51761°, -151.20593°
Legal Description: S005N011W16
Region: South Central
Road Name: Kalifornsky Beach Road

Datum: NAD83
Quad Name / ITM: Kenai C-4
AWC Stream #: 244-30-10010-2010
Stream Name: Unnamed

Elevation:

Site Comments: Artifical channel just up stream of culvert.

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 KPCS1-NK036

site photos

Observers: Cecil Rich, Michael Lund

Overall Fish Passage Rating: Red

Tidal: No
Backwatered: No

Step Pools:
Construction Year:

Comments: Apron is jacked up at inlet. May help a lot to remove apron. Ponded above. Artifical channel just up stream of culvert.

Culvert Measurements

ID: 1

Structure Type: Circular pipe (Corrugated Metal)

Fish Passage Rating:

Length(ft): 150.0

Inlet Type: Flared Inlet

Outlet Type:

Corrugation Depth(in.): 0.5

Corrugation Width(in.): 2.6

Condition Rating(1-5):

Approach Angle:

Sedimentation At Inlet:

Inlet Substrate: None

Outlet Substrate: None

	Inlet	Outlet
Width(ft):	4.0	3.9
Height(ft):	4.0	4.0
Apron Length(ft):
Water Depth(ft):	0.32	1.21
Rustline Height(ft):
Substrate Depth(ft):	0.0	0.37

Backwatered?:

Baffles Present: No

Embedded?: No

Outfall Height: 0.0

Outfall Type:

Constriction Ratio:

Culvert Gradient: 2.01%

Max Slope:

Max Slope Length:

Culvert Observations:

Other, including vibrations, cavitation, etc.

Stream Measurements

Stream Substrates	Upstream	Downstream
Dominant:	Sand	Sand
Subdominant:	None	None

Stream Slope(deg.):
Stream Flow Stage:

Stream Width Type	Distance From Crossing (ft)	Stream Width (ft)
Downstream ordinary high water	7.0	9.70
Downstream ordinary high water	50.0	8.80
Downstream ordinary high water	100.0	6.00
Upstream ordinary high water	5.0	6.20

Elevations

Locator ID	Culvert Number	River Distance (ft)¹	Distance From Crossing (ft)²	Relative Elevation (ft)
D/S Thalweg				77.86
D/S Thalweg		0.00	105.0	76.74
D/S Water Surface Elev		0.00	105.0	77.36
D/S OHW Elev		0.00	105.0	77.57
D/S Thalweg		57.00	48.0	77.55
D/S Water Surface Elev		57.00	48.0	78.28
D/S OHW Elev		57.00	48.0	78.65
D/S Water Surface Elev		98.00	7.0	78.76
OHW Left Bank		98.00	7.0	79.05
D/S Tailcrest or 1st Thalweg		98.00	7.0	77.99
Max Pool Depth		100.00	5.0	77.86
OHW Left Bank		100.00	5.0	78.80
OHW Left Bank		100.00	5.0	78.96
Outlet Rustline Height	1	105.00	0.0	79.13
Outlet Thalweg	1	105.00	0.0	77.94
Outlet Invert	1	105.00	0.0	77.59
Outlet Culvert Top	1	105.00	0.0	81.59
Road Elev		180.00		98.15
Road Elev		180.00		99.29
Inlet Rustline Height	1	255.00	0.0	81.19
Inlet Culvert Top	1	255.00	0.0	83.71
Inlet Thalweg	1	255.00	0.0	80.04
Inlet Culvert Invert	1	255.00	0.0	80.60
U/S Thalweg	1	256.00	1.0	79.81
U/S Thalweg	1	260.00	5.0	79.71
U/S OHW elevation	1	260.00	5.0	80.50
U/S Water Surface Elev	1	260.00	5.0	80.50
U/S Thalweg	1	263.00	8.0	79.92
U/S Headwater		305.00	50.0	80.94
U/S Water Surface Elev		305.00	50.0	80.94
U/S Water Surface Elev		355.00	100.0	80.94
U/S Headwater		355.00	100.0	80.94

Notes:

River distance is measured continuously throughout the survey reach along the thalweg of the stream.
Measured from each end of the crossing along the thalweg of the stream.

Fish Sampling Efforts

Gear Type: Minnow Trap (A)		Trap Duration(h): 1.0

Gear Type: Minnow Trap (B)

Fish Observations

Species: juvenile Dolly Varden		Life History: Resident
Total Fish Observed: 24	Fish Measured: 8	Fork Lengths (mm) Min: 75 Max: 150 Mean: 97
Collected/Observed by Gear Type: Downstream Minnow Trap (4) Upstream Minnow Trap (20)

Species: adult stickleback-unspecified		Life History: Resident
Total Fish Observed: 53	Fish Measured:	Fork Lengths (mm) Min: Max: Mean:
Collected/Observed by Gear Type: Downstream Minnow Trap (53)

Species: juvenile Chinook salmon		Life History: Anadromous
Total Fish Observed: 5	Fish Measured: 2	Fork Lengths (mm) Min: 52 Max: 58 Mean: 55
Collected/Observed by Gear Type: Downstream Minnow Trap (4) Upstream Minnow Trap (1)

Species: juvenile coho salmon		Life History: Anadromous
Total Fish Observed: 43	Fish Measured: 14	Fork Lengths (mm) Min: 50 Max: 110 Mean: 81
Collected/Observed by Gear Type: Downstream Minnow Trap (8) Upstream Minnow Trap (35)

Photos

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