Road Stream Crossing Site PM_O015

Pere Marquette River Watershed, Beaver Creek
Harrison Rd
Leavitt Twp, Oceana County
Information collected by:
Site Location
GPS Coordinates: 43.71441 , -86.14168
T15N R15W Sec 7
Owned by Private
Fish Passability 0.9
Total Erosion: 0.1902 tons/year
Severity: Minor
Year Inventoried: 2014
Inlet
Outlet
Upstream Conditions
Downstream Conditions
Road Approach - Left
Road Approach - Right
Crossing Information
Type of Crossing: Bridge
Structure Shape: Square/Rectangle
Inlet Type: Projecting
Outlet Type: At Stream Grade
Structure Material: Concrete
Structure Substrate: Mixture
General Conditions: Fair
Structure Interior: smooth
Dimensions of Structure: Length 32 ft. , Width 11 ft. , Height 2 ft.
Structure Inlet
Water Depth: 0.7 ft.
Water Velocity*: 0.7 ft./sec.
Structure Outlet
Water Depth: 0.8 ft.
Water Velocity*: 0.9 ft./sec.
*Water Velocities were measured 0.7 ft. below Surface (with Meter)
Stream Information
Stream Flow: Bankfull
Riffle Information
Water Depth: 0.7 ft.
Bankfull Width: 19 ft.
Wetted Width: 19 ft.
Water Velocity: 1 ft./sec. (Measured with Meter)
Dominant Substrate: Sand
Road Information
Paved County Road
Road Condition: Good
Road Width at Culvert: 24 ft.
Location of Low Point: At Stream
Runoff Path: Ditch
Embankments
Upstream
Fill Depth: 5.5 ft.
Slope: Vertical
Downstream
Fill Depth: 5.5 ft.
Slope: Vertical
Approaches
Left Approach
Length: 200 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.43
Erosion: 0.0682 tons/year
Right Approach
Length: 330 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.466
Erosion: 0.122 tons/year
Erosion Information
Total Erosion at Crossing: 0.1902 tons/year
Summary Information
Fish Passability 0.9

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