Road Stream Crossing Site AUS_NEW01
Au Sable River Watershed, Surface Drain
M-72
Curtis Twp,
Alcona County
Information collected by:
Site Location
GPS Coordinates: 44.69704
, -83.78725
Owned by Private
Fish Passability 0.5
Structure is NOT Perched
Total Erosion: 0.2706 tons/year
Severity: Moderate
Year Inventoried: 2013
Crossing Information
Type of Crossing: culvert(s)
Number of Structures: 1
Structure Shape: Round
Inlet Type: Mitered
Outlet Type: At Stream Grade
Structure Material: Concrete
Structure Substrate: Sand
General Conditions: Good
Structure Interior: smooth
Dimensions of Structure: Length 121 ft.
, Width 3.5 ft.
, Height 1.7 ft.
Structure is NOT Perched
Structure Inlet
Water Depth: 0.1 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 0.1 ft./sec.
Structure Outlet
Water Depth: 0.2 ft.
Embedded Depth of Structure: 0.2 ft.
Water Velocity*: 0 ft./sec.
*Water Velocities were measured at the Surface
(with Meter)
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: 40.5 ft.
Location of Low Point: At Stream
Runoff Path: Ditch
Embankments
Upstream
Fill Depth: 40 ft.
Slope: More than 1:2
Downstream
Fill Depth: 37.6 ft.
Slope: More than 1:2
Approaches
Left Approach
Length: 418 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.484
Erosion: 0.2706 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: 0.2706 tons/year
Summary Information
Fish Passability 0.5