Road Stream Crossing Site AUS_CR066

Au Sable River Watershed, Beaver Creek
Billman Rd
Beaver Creek Twp, Crawford County
Information collected by:
Huron Pines
Site Location
GPS Coordinates: 44.51742 , -84.62054
T25N R03W Sec 36
Owned by Private
Fish Passability 0.9
Structure is NOT Perched
Total Erosion: 1.3573 tons/year
Severity: Moderate
Year Inventoried: 2013
Crossing Information
Type of Crossing: culvert(s)
Number of Structures: 2
Structure Shape: Open Bottom Square/Rectangle
Inlet Type: Wingwall 10-30 Degree
Outlet Type: At Stream Grade
Structure Material: Concrete
Structure Substrate: Sand
General Conditions: Good
Multiple Culverts/Spans
Culvert/Span
Width
Length
Height
Material
2
7.2 ft.
52 ft.
3.2 ft.
Wood
Structure Interior: smooth
Dimensions of Structure: Length 52 ft. , Width 7 ft. , Height 3.2 ft.
Structure is NOT Perched
Structure Inlet
Water Depth: 2 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 0.8 ft./sec.
Structure Outlet
Water Depth: 1.8 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 0.67 ft./sec.
*Water Velocities were measured at the Surface (with Float Test)
Stream Information
Stream Flow: Less than Bankfull
Scour Pool: Length 0 ft. , Width 0 ft. , Depth 0 ft.
Upstream Pond: Length 0 ft. , Width 0 ft. , Depth 0 ft.
Riffle Information
Water Depth: 3.1 ft.
Bankfull Width: 19 ft.
Wetted Width: 15.5 ft.
Water Velocity: 0.61 ft./sec. (Measured with Float Test)
Dominant Substrate: Sand
Road Information
Paved County Road
Road Condition: Fair
Road Width at Culvert: 36 ft.
Location of Low Point: At Stream
Runoff Path: Ditch
Embankments
Upstream
Fill Depth: 2.9 ft.
Slope: 1:2
Downstream
Fill Depth: 2 ft.
Slope: 1:2
Approaches
Left Approach
Length: 1000 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.57
Erosion: 0.6783 tons/year
Right Approach
Length: 1000 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.57
Erosion: 0.6783 tons/year
Erosion Information
Total Erosion at Crossing: 1.3573 tons/year
Extent of Erosion: Minor
Notes: Located in ditch on upstream side.
Location of Erosion
Erosion Dimensions
Eroded Material
Material Eroded
Total Erosion
facing downstream
Length
Width
Depth
Reaching Stream?
(tons/year)
Left Ditch
3 ft.
15 ft.
0.2 ft.
no
Gravel
0.0006
Summary Information
Fish Passability 0.9
A future visit to this site is recommended. To treat invasives
These non-native species were observerd at this site: Leafy Spurge, Queen Anne's Lace, Spotted Knapweed