Road Stream Crossing Site AUS_CR047

Au Sable River Watershed, Barker Creek (East #2)
Dyer Truck Trail
Grayling Twp, Crawford County
Information collected by:
Huron Pines
Site Location
GPS Coordinates: 44.69867 , -84.4849
T27N R02W Sec 36
Owned by Private
Fish Passability 0.9
Total Erosion: 1.597 tons/year
Severity: Moderate
Year Inventoried: 2013
Crossing Information
Type of Crossing: culvert(s)
Number of Structures: 1
Structure Shape: Pipe Arch,Open Bottom Arch
Inlet Type: Other
Outlet Type: At Stream Grade
Structure Material: Metal
Structure Substrate: Sand
General Conditions: Fair
Structure Interior: corrugated
Dimensions of Structure: Length 20.3 ft. , Width 1.9 ft. , Height 1.3 ft.
Percentage Plugged: Inlet: 26% to 50%
Percentage Crushed: Inlet: 1% to 25%
Structure Inlet
Water Depth: 0.6 ft.
Water Velocity*: 0.13 ft./sec.
Structure Outlet
Water Depth: 0.2 ft.
Water Velocity*: 0.59 ft./sec.
*Water Velocities were measured at the Surface (with Float Test)
Stream Information
Stream Flow: Less than Bankfull
Riffle Information
Water Depth: 0.5 ft.
Bankfull Width: 71 ft.
Wetted Width: 66 ft.
Water Velocity: 0 ft./sec. (Measured with Float Test)
Dominant Substrate: Organics
Road Information
Gravel County Road
Road Condition: Good
Road Width at Culvert: 15.6 ft.
Location of Low Point: Other
Runoff Path: Roadway
Fill Depth: 1 ft.
Slope: More than 1:2
Fill Depth: 1 ft.
Slope: More than 1:2
Left Approach
Length: 440 ft.
Slope: 1% to 5%
Vegetation: Partial
LS Factor: 0.616
Erosion: 1.1648 tons/year
Right Approach
Length: 230 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.436
Erosion: 0.431 tons/year
Erosion Information
Total Erosion at Crossing: 1.597 tons/year
Extent of Erosion: Minor
Location of Erosion
Erosion Dimensions
Eroded Material
Material Eroded
Total Erosion
facing downstream
Reaching Stream?
Left Downstream
6 ft.
2 ft.
0.2 ft.
Summary Information
Fish Passability 0.9
A future visit to this site is recommended. To replace damaged culvert/check erosion.
These non-native species were observerd at this site: Spotted Knapweed