Road Stream Crossing Site AUS_OT116
Au Sable River Watershed, North Branch Au Sable River
Ski Hill
Bagley Twp,
Otsego County
Information collected by:
Site Location
GPS Coordinates: 44.94943
, -84.65181
T30N
R03W
Sec 34
Owned by Private
Fish Passability 0.9
Structure is NOT Perched
Total Erosion: 1.4859 tons/year
Severity: Moderate
Year Inventoried: 2013
Crossing Information
Type of Crossing: culvert(s)
Number of Structures: 2
Structure Shape: Round
Inlet Type: Apron
Outlet Type: Outlet Apron
Structure Material: Metal
Structure Substrate: Mixture
General Conditions: Good
Multiple Culverts/Spans | ||||
Culvert/Span | Width | Length | Height | Material |
1 |
3 ft. |
41 ft. |
3 ft. |
Metal |
Structure Interior: corrugated
Dimensions of Structure: Length 41 ft.
, Width 3 ft.
, Height 3 ft.
Structure is NOT Perched
Structure Inlet
Water Depth: 0.7 ft.
Embedded Depth of Structure: 0.1 ft.
Water Velocity*: 0.95 ft./sec.
Structure Outlet
Water Depth: 0.9 ft.
Embedded Depth of Structure: 0.5 ft.
Water Velocity*: 0.63 ft./sec.
*Water Velocities were measured at the Surface
(with Float Test)
Additional Comments
Located on Private Golf Course Path.
Stream Information
Stream Flow: Less than 1/2 Bankfull
Riffle Information
Water Depth: 1.1 ft.
Bankfull Width: 12 ft.
Wetted Width: 11 ft.
Water Velocity: 0.26 ft./sec.
(Measured with Float Test)
Dominant Substrate: Sand
Road Information
Gravel
Private Road
Road Condition: Good
Road Width at Culvert: 18 ft.
Location of Low Point: At Stream
Runoff Path: Roadway
Embankments
Upstream
Fill Depth: 3.8 ft.
Slope: More than 1:2
Downstream
Fill Depth: 3 ft.
Slope: More than 1:2
Approaches
Left Approach
Length: 310 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.462
Erosion: 0.7102 tons/year
Right Approach
Length: 335 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.467
Erosion: 0.7758 tons/year
Erosion Information
Total Erosion at Crossing: 1.4859 tons/year
Summary Information
Fish Passability 0.9