Road Stream Crossing Site AUS_CR047
Au Sable River Watershed, Barker Creek (East #2)
Dyer Truck Trail
Grayling Twp,
Crawford County
Information collected by:
Site Location
GPS Coordinates: 44.69867
, -84.4849
T27N
R02W
Sec 36
Owned by Private
State
State
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
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: 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 | Length | Width | Depth | Reaching Stream? | (tons/year) | |
Left Downstream |
6 ft. |
2 ft. |
0.2 ft. |
yes |
Gravel |
0.0012 |
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