Road Stream Crossing Site AUS_CR035

Au Sable River Watershed, Tributary of Bright Lake Creek
Grayling Twp, Crawford County
Information collected by:
Huron Pines
Site Location
GPS Coordinates: 44.71078 , -84.70726
T27N R03W Sec 30
Owned by Private
Total Erosion: 0.8102 tons/year
Severity: Moderate
Year Inventoried: 2013
Crossing Information
Type of Crossing: Other
Structure Shape: Pipe Arch,Open Bottom Arch
Inlet Type: Apron
Outlet Type: Outlet Apron
Structure Material: Concrete
Structure Substrate: mixture
General Conditions: Poor
Structure Interior: smooth
Dimensions of Structure: Length 66 ft. , Width 2.5 ft. , Height 1.7 ft.
Water Depth: 0 ft.
Embedded Depth of Structure: 1.6 ft.
Water Velocity*: 0 ft./sec.
Water Depth: 0 ft.
Embedded Depth of Structure: 0.8 ft.
Water Velocity*: 0 ft./sec.
Stream Information
Stream Flow: None
Road Information
Paved State Road
Road Condition: Good
Road Width at Culvert: 43 ft.
Location of Low Point: Other
Fill Depth: 1.8 ft.
Slope: More than 1:2
Fill Depth: 4 ft.
Slope: More than 1:2
Left Approach
Length: 1000 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.57
Erosion: 0.8102 tons/year
Length: 0 ft.
Slope: 0%
Vegetation: Heavy
LS Factor: 0
Erosion: 0 tons/year
Erosion Information
Total Erosion at Crossing: 0.8102 tons/year
Extent of Erosion: Minor
Summary Information
A future visit to this site is recommended. Culvert is plugged
These non-native species were observerd at this site: Spotted Knapweed