Road Stream Crossing Site PM_N033

Pere Marquette River Watershed, Ewing Creek
Pine Ave
Monroe Twp, Newaygo County
Information collected by:
Site Location
GPS Coordinates: 43.72617 , -85.68127
T15N R12W Sec 1
Owned by Private
Fish Passability 0.9
Total Erosion: 0.0924 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: Pipe Arch
Inlet Type: Projecting
Outlet Type: At Stream Grade
Structure Material: Metal
Structure Substrate: Sand
General Conditions: Good
Structure Interior: corrugated
Dimensions of Structure: Length 29 ft. , Width 3.5 ft. , Height 2 ft.
Structure Inlet
Water Depth: 0.5 ft.
Water Velocity*: 0.9 ft./sec.
Structure Outlet
Water Depth: 0.5 ft.
Water Velocity*: 0.9 ft./sec.
*Water Velocities were measured 0.5 ft. below Surface (with Meter)
Additional Comments
upstream passes through a horse pasture
Stream Information
Stream Flow: Bankfull
Riffle Information
Water Depth: 0.6 ft.
Bankfull Width: 5.5 ft.
Wetted Width: 5.5 ft.
Water Velocity: 0.9 ft./sec. (Measured with Meter)
Dominant Substrate: Sand
Road Information
Paved County Road
Road Condition: Fair
Road Width at Culvert: 15 ft.
Location of Low Point: At Stream
Runoff Path: Ditch
Embankments
Upstream
Fill Depth: 1.5 ft.
Slope: 1:1.5
Downstream
Fill Depth: 1.2 ft.
Slope: 1:1.5
Approaches
Left Approach
Length: 300 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.46
Erosion: 0.0684 tons/year
Right Approach
Length: 120 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.388
Erosion: 0.0231 tons/year
Erosion Information
Total Erosion at Crossing: 0.0924 tons/year
Extent of Erosion: Minor
Erosion is occurring and corrective actions can be installed to address the problem.
Location of Erosion
Erosion Dimensions
Eroded Material
Material Eroded
Total Erosion
facing downstream
Length
Width
Depth
Reaching Stream?
(tons/year)
Right Upstream Embankment
2 ft.
1 ft.
0.5 ft.
yes
Loam
0.0009
Summary Information
Fish Passability 0.9