Road Stream Crossing Site AUS_OS043
Au Sable River Watershed, Tributary of Loon Lake
M-33
Big Creek Twp,
Oscoda County
Information collected by:
Site Location
GPS Coordinates: 44.5181
, -84.12823
T25N
R02E
Sec 36
Owned by Private
Fish Passability 0.5
Structure is NOT Perched
Total Erosion: 0.7726 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: Round
Inlet Type: Apron
Outlet Type: Outlet Apron
Structure Material: Metal
Structure Substrate: Mixture
General Conditions: Good
Structure Interior: smooth
Dimensions of Structure: Length 76 ft.
, Width 2.6 ft.
, Height 2.6 ft.
Percentage Plugged:
Inlet: 51% to 75%
Outlet: 0%
In Pipe: 0%
Structure is NOT Perched
Water Depth: 0 ft.
Embedded Depth of Structure: 1.6 ft.
Water Velocity*: 0 ft./sec.
Water Depth: 0 ft.
Embedded Depth of Structure: 0.6 ft.
Water Velocity*: 0 ft./sec.
*Water Velocities were measured at the Surface
Stream Information
Stream Flow: None
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: 0 ft.
Bankfull Width: 0 ft.
Wetted Width: 0 ft.
Water Velocity: 0 ft./sec.
Road Information
Paved
State Road
Road Condition: Good
Road Width at Culvert: 41 ft.
Embankments
Upstream
Fill Depth: 1.6 ft.
Slope: More than 1:2
Downstream
Fill Depth: 3.5 ft.
Slope: More than 1:2
Approaches
Left Approach
Length: 1000 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.57
Erosion: 0.7726 tons/year
Right Approach
Length: 0 ft.
Slope: Less Than 1%
Vegetation: Heavy
LS Factor: 0.05
Erosion: 0 tons/year
Erosion Information
Total Erosion at Crossing: 0.7726 tons/year
Notes: None noted
Summary Information
Fish Passability 0.5
A future visit to this site is recommended. Invasive phragmites
These non-native species were observerd at this site: Phragmites, Queen Anne's Lace, Spotted Knapweed