Road Stream Crossing Site AUS_OS016
Au Sable River Watershed, White Water Creek
Foley Rd
Big Creek Twp,
Oscoda County
Information collected by:
Site Location
GPS Coordinates: 44.64838
, -84.35358
T26N
R01E
Sec 18
Owned by Private
Fish Passability 0.9
Total Erosion: 1.541 tons/year
Severity: Moderate
Year Inventoried: 2013
Inlet
Outlet
Upstream Conditions
Downstream Conditions
Road Approach - Left
Road Approach - Right
Crossing Information
Type of Crossing: culvert(s)
Number of Structures: 1
Structure Shape: Ellipse
Inlet Type: Apron
Outlet Type: Outlet Apron
Structure Material: Metal
Structure Substrate: Mixture
General Conditions: Good
Structure Interior: corrugated
Dimensions of Structure: Length 26.5 ft.
, Width 5 ft.
, Height 4 ft.
Structure Inlet
Water Depth: 2.1 ft.
Embedded Depth of Structure: 0.5 ft.
Water Velocity*: 1.4 ft./sec.
Structure Outlet
Water Depth: 1 ft.
Embedded Depth of Structure: 0.8 ft.
Water Velocity*: 0.7 ft./sec.
*Water Velocities were measured at the Surface
(with Float Test)
Stream Information
Stream Flow: Less than 1/2 Bankfull
Upstream Pond: Length 8 ft.
, Width 14 ft.
Riffle Information
Water Depth: 1.4 ft.
Bankfull Width: 29.3 ft.
Wetted Width: 7.4 ft.
Water Velocity: 0.53 ft./sec.
Dominant Substrate: Sand
Road Information
Sand
Other Road
(Seasonal)
Road Condition: Good
Road Width at Culvert: 11.5 ft.
Location of Low Point: At Stream
Runoff Path: Roadway
Embankments
Upstream
Fill Depth: 1.7 ft.
Slope: More than 1:2
Downstream
Fill Depth: 1.2 ft.
Slope: More than 1:2
Approaches
Left Approach
Length: 212 ft.
Slope: 6% to 10%
Vegetation: Heavy
LS Factor: 1.252
Erosion: 0.8406 tons/year
Right Approach
Length: 451 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.49
Erosion: 0.7004 tons/year
Erosion Information
Total Erosion at Crossing: 1.541 tons/year
Summary Information
Fish Passability 0.9
These non-native species were observerd at this site: Spotted Knapweed, Queen Anne's Lace