Road Stream Crossing Site ST095
Sturgeon River Watershed, West Branch Sturgeon River
McGregor Rd
Corwith Twp,
Otsego County
Information collected by:
Site Location
GPS Coordinates: 45.158438
, -84.723473
T32N
R03W
Sec 18
Owned by Private
Fish Passability 1
Structure is NOT Perched
Total Erosion: 1.6938 tons/year
Severity: Moderate
Year Inventoried: 2015
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: Open Bottom Arch
Inlet Type: Wingwall 30-70 Degree
Outlet Type: At Stream Grade
Structure Material: Metal
Structure Substrate: Mixture
General Conditions: Good
Structure Interior: corrugated
Dimensions of Structure: Length 66.7 ft.
, Width 11.5 ft.
, Height 5.3 ft.
Structure is NOT Perched
Structure Inlet
Water Depth: 1.5 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 1.3 ft./sec.
Structure Outlet
Water Depth: 2.1 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 1.3 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: 1.1 ft.
Bankfull Width: 13 ft.
Wetted Width: 12.9 ft.
Water Velocity: 1.6 ft./sec.
(Measured with Float Test)
Dominant Substrate: Gravel
Road Information
Paved
State Road
Road Condition: Good
Road Width at Culvert: 31 ft.
Location of Low Point: Other
Runoff Path: Ditch
Embankments
Upstream
Fill Depth: 3.3 ft.
Slope: More than 1:2
Downstream
Fill Depth: 0.5 ft.
Slope: More than 1:2
Approaches
Left Approach
Length: 647 ft.
Slope: 6% to 10%
Vegetation: Partial
LS Factor: 2.555
Erosion: 1.6938 tons/year
Right Approach
Length: 0 ft.
Slope: Less Than 1%
Vegetation: Partial
LS Factor: 0.05
Erosion: 0 tons/year
Erosion Information
Total Erosion at Crossing: 1.6938 tons/year
Summary Information
Fish Passability 1