Road Stream Crossing Site ST030

Sturgeon River Watershed, West Branch Sturgeon River
McEachron Rd
Wilmot Twp, Cheboygan County
Information collected by:
Tip of the Mitt Watershed Council
Site Location
GPS Coordinates: 45.248969 , -84.676738
T33N R03W Sec 16
Owned by State
Fish Passability 1
Structure is NOT Perched
Total Erosion: 2.0365 tons/year
Severity: Moderate
Year Inventoried: 2015
Site ID
Inlet
Inlet
Outlet
Upstream Conditions
Downstream Conditions
Road Approach - Left
Road Approach - Right
Crossing Information
Type of Crossing: Bridge
Structure Shape: Open Bottom Square/Rectangle
Inlet Type: Wingwall 10-30 Degree
Outlet Type: At Stream Grade
Structure Material: Concrete
Structure Substrate: Mixture
General Conditions: Good
Structure Interior: smooth
Dimensions of Structure: Length 44 ft. , Width 50 ft. , Height 4.7 ft.
Structure is NOT Perched
Structure Inlet
Water Depth: 1.9 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 2.5 ft./sec.
Structure Outlet
Water Depth: 1.8 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 2.5 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.
(Measured with Meter)
Road Information
Gravel State Road
Road Condition: Good
Road Width at Culvert: 25.3 ft.
Location of Low Point: At Stream
Runoff Path: Ditch
Fill Depth: 0 ft.
Slope: Vertical
Fill Depth: 0 ft.
Slope: Vertical
Approaches
Left Approach
Length: 224 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.435
Erosion: 0.6788 tons/year
Right Approach
Length: 405 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.481
Erosion: 1.3577 tons/year
Erosion Information
Total Erosion at Crossing: 2.0365 tons/year
Summary Information
Fish Passability 1
These non-native species were observerd at this site: Wild parsnip, queen Anne's lace, spotted knapweed