Road Stream Crossing Site PM_N066

Pere Marquette River Watershed, Unknown (tributary to Pere Marquette)
Beaver Rd
Lilley Twp, Newaygo County
Information collected by:
Site Location
GPS Coordinates: 43.78986 , -85.83453
T16N R13W Sec 11
Owned by Private
Fish Passability 0.9
Structure is NOT Perched
Total Erosion: 0.0558 tons/year
Severity: Minor
Year Inventoried: 2015
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: Pipe Arch
Inlet Type: Projecting
Outlet Type: At Stream Grade
Structure Material: Metal
Structure Substrate: Mixture
General Conditions: Good
Structure Interior: corrugated
Dimensions of Structure: Length 48 ft. , Width 3.3 ft. , Height 2.4 ft.
Structure is NOT Perched
Structure Inlet
Water Depth: 1.5 ft.
Embedded Depth of Structure: 0.3 ft.
Water Velocity*: 1 ft./sec.
Structure Outlet
Water Depth: 1.5 ft.
Embedded Depth of Structure: 0.3 ft.
Water Velocity*: 0.8 ft./sec.
*Water Velocities were measured 1 ft. below Surface (with Meter)
Stream Information
Stream Flow: Less than 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: 0.3 ft.
Bankfull Width: 30 ft.
Wetted Width: 4 ft.
Water Velocity: 0.7 ft./sec. (Measured with Meter)
Dominant Substrate: Gravel
Road Information
Gravel County Road
Road Condition: Good
Road Width at Culvert: 18 ft.
Location of Low Point: At Stream
Runoff Path: Roadway
Embankments
Upstream
Fill Depth: 1 ft.
Slope: More than 1:2
Downstream
Fill Depth: 1 ft.
Slope: More than 1:2
Approaches
Left Approach
Length: 150 ft.
Slope: Less Than 1%
Vegetation: Heavy
LS Factor: 0.05
Erosion: 0.0372 tons/year
Right Approach
Length: 75 ft.
Slope: Less Than 1%
Vegetation: Heavy
LS Factor: 0.05
Erosion: 0.0186 tons/year
Erosion Information
Total Erosion at Crossing: 0.0558 tons/year
Summary Information
Fish Passability 0.9