Road Stream Crossing Site MAN_MA_035

Big Manistee River Watershed, Unknown (tributary to Manistee River)
Unknown
Bear Lake Twp, Manistee County
Information collected by:
Site Location
GPS Coordinates: 44.34795 , -86.13298
T23N R15W Sec 33
Owned by Private
Fish Passability 0.5
Structure is NOT Perched
Total Erosion: 0.0607 tons/year
Severity: Moderate
Year Inventoried: 2014
Inlet
Outlet
Upstream Conditions
Downstream Conditions
Road Approach - Left
Road Approach - Right
Crossing Information
Type of Crossing: culvert(s)
Number of Structures: 1
Structure Shape: Round
Inlet Type: Projecting
Outlet Type: At Stream Grade
Structure Material: Metal
Structure Substrate: Mixture
General Conditions: Fair
Structure Interior: corrugated
Dimensions of Structure: Length 20 ft. , Width 2.5 ft. , Height 2.5 ft.
Percentage Plugged: Inlet: 26% to 50% Outlet: 26% to 50% In Pipe: 0%
Structure is NOT Perched
Structure Inlet
Water Depth: 0.1 ft.
Embedded Depth of Structure: 0.5 ft.
Water Velocity*: 0.1 ft./sec.
Structure Outlet
Water Depth: 0.1 ft.
Embedded Depth of Structure: 1 ft.
Water Velocity*: 0.1 ft./sec.
*Water Velocities were measured at the Surface (with Meter)
Stream Information
Stream Flow: Less than 1/2 Bankfull
Scour Pool: Length 0 ft. , Width 0 ft. , Depth 0 ft.
Upstream Pond: Length 0 ft. , Width 0 ft. , Depth 0 ft.
Riffle Information
Water Depth: 0.1 ft.
Bankfull Width: 4 ft.
Wetted Width: 2 ft.
Water Velocity: 0.1 ft./sec. (Measured with Meter)
Dominant Substrate: Gravel
Road Information
Sand County Road
Road Condition: Fair
Road Width at Culvert: 10.5 ft.
Location of Low Point: At Stream
Runoff Path: Roadway
Embankments
Upstream
Fill Depth: 1.7 ft.
Slope: More than 1:2
Downstream
Fill Depth: 1.5 ft.
Slope: More than 1:2
Approaches
Left Approach
Length: 270 ft.
Slope: Less Than 1%
Vegetation: Heavy
LS Factor: 0.05
Erosion: 0.039 tons/year
Right Approach
Length: 150 ft.
Slope: Less Than 1%
Vegetation: Heavy
LS Factor: 0.05
Erosion: 0.0217 tons/year
Erosion Information
Total Erosion at Crossing: 0.0607 tons/year
Summary Information
Fish Passability 0.5

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