Road Stream Crossing Site AUS_CR065

Au Sable River Watershed, Beaver Creek
Pioneer Rd
Beaver Creek Twp, Crawford County
Information collected by:
Huron Pines
Site Location
GPS Coordinates: 44.5259 , -84.62981
T25N R03W Sec 36
Owned by Private
Fish Passability 0
Structure is NOT Perched
Total Erosion: 10.3021 tons/year
Severity: Severe
Year Inventoried: 2013
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: Gravel
General Conditions: Good
Structure Interior: corrugated
Dimensions of Structure: Length 42 ft. , Width 4.7 ft. , Height 4.4 ft.
Structure is NOT Perched
Structure Inlet
Water Depth: 1.9 ft.
Embedded Depth of Structure: 0.4 ft.
Water Velocity*: 3.48 ft./sec.
Structure Outlet
Water Depth: 2.1 ft.
Embedded Depth of Structure: 0.2 ft.
Water Velocity*: 2.86 ft./sec.
*Water Velocities were measured at the Surface (with Float Test)
Stream Information
Stream Flow: Less than Bankfull
Scour Pool: Length 39 ft. , Width 37 ft. , Depth 5 ft.
Upstream Pond: Length 36 ft. , Width 23 ft.
Riffle Information
Water Depth: 1.2 ft.
Bankfull Width: 28 ft.
Wetted Width: 24 ft.
Water Velocity: 1.54 ft./sec. (Measured with Float Test)
Dominant Substrate: Sand
Road Information
Gravel County Road
Road Condition: Good
Road Width at Culvert: 26.5 ft.
Location of Low Point: Other
Runoff Path: Ditch
Fill Depth: 2.5 ft.
Slope: 1:2
Fill Depth: 2 ft.
Slope: 1:2
Left Approach
Length: 578 ft.
Slope: 6% to 10%
Vegetation: Partial
LS Factor: 2.422
Erosion: 10.2181 tons/year
Right Approach
Length: 0 ft.
Slope: Less Than 1%
Vegetation: Partial
LS Factor: 0.05
Erosion: 0 tons/year
Erosion Information
Total Erosion at Crossing: 10.3021 tons/year
Extent of Erosion: Moderate
Notes: Located above culverts up and downstream.
Location of Erosion
Erosion Dimensions
Eroded Material
Material Eroded
Total Erosion
facing downstream
Reaching Stream?
Left Downstream
14 ft.
17 ft.
0.5 ft.
Left Upstream
10 ft.
4 ft.
0.5 ft.
Summary Information
Fish Passability 0
Fish Passage is an area of concern for this site. Yes, for fish passage and erosion, because of high water velocity and lots of impounded water.
A future visit to this site is recommended. To assess the high water velocity and impounded water.
These non-native species were observerd at this site: Spotted Knapweed, Leafy Spurge