Road Stream Crossing Site AUS_CR095

Au Sable River Watershed, Carter Creek
Cherry Creek Rd
Lovells Twp, Crawford County
Information collected by:
Huron Pines
Site Location
GPS Coordinates: 44.6907 , -84.38655
T27N R01W Sec 36
Owned by Private
Fish Passability 0
Total Erosion: 4 tons/year
Severity: Severe
Year Inventoried: 2013
Crossing Information
Type of Crossing: culvert(s)
Number of Structures: 1
Structure Shape: Ellipse
Inlet Type: Apron
Outlet Type: At Stream Grade
Structure Material: Metal
Structure Substrate: Gravel
General Conditions: Good
Structure Interior: corrugated
Dimensions of Structure: Length 32.5 ft. , Width 4.9 ft. , Height 3.8 ft.
Structure Inlet
Water Depth: 0.5 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 1.026 ft./sec.
Structure Outlet
Water Depth: 0.3 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 3.077 ft./sec.
*Water Velocities were measured at the Surface (with Float Test)
Stream Information
Stream Flow: Less than Bankfull
Scour Pool: Length 8.5 ft. , Width 11 ft. , Depth 1.6 ft.
Riffle Information
Water Depth: 0.9 ft.
Bankfull Width: 13 ft.
Wetted Width: 3 ft.
Water Velocity: 2.22 ft./sec. (Measured with Float Test)
Dominant Substrate: Gravel
Road Information
Gravel County Road
Road Condition: Fair
Road Width at Culvert: 18 ft.
Location of Low Point: At Stream
Runoff Path: Ditch
Fill Depth: 2.8 ft.
Slope: More than 1:2
Fill Depth: 2 ft.
Slope: 1:2
Left Approach
Length: 187 ft.
Slope: 6% to 10%
Vegetation: Heavy
LS Factor: 1.201
Erosion: 1.114 tons/year
Right Approach
Length: 335 ft.
Slope: 6% to 10%
Vegetation: Heavy
LS Factor: 1.446
Erosion: 2.4012 tons/year
Erosion Information
Total Erosion at Crossing: 4 tons/year
Extent of Erosion: Moderate
Location of Erosion
Erosion Dimensions
Eroded Material
Material Eroded
Total Erosion
facing downstream
Reaching Stream?
Right Upstream
16 ft.
5 ft.
1 ft.
Left Ditch
16 ft.
5 ft.
1 ft.
Sandy Loam
Right Ditch
23 ft.
8 ft.
0.5 ft.
Right Streambank
12 ft.
5 ft.
2 ft.
Summary Information
Fish Passability 0
Erosion is an area of concern for this site. Lot's of gravel/sand entering creek
A future visit to this site is recommended. Revegetation of ditch to hold back gravel erosion from road.
These non-native species were observerd at this site: Bull Thistle, Spotted Knapweed