Road Stream Crossing Site TBW_TBMO54
Thunder Bay River Watershed, Greasy Creek
Greasy Creek Road
Loud Twp,
Montmorency County
Information collected by:
Site Location
GPS Coordinates: 44.87827
, -84.05894
T29N
R3E
Sec 27
Owned by State
Fish Passability 0.9
Structure is NOT Perched
Total Erosion: 0.966 tons/year
Severity: Moderate
Year Inventoried: 2017
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: Projecting
Outlet Type: At Stream Grade
Structure Material: Metal
Structure Substrate: Sand
General Conditions: Good
Structure Interior: corrugated
Dimensions of Structure: Length 51 ft.
, Width 4.7 ft.
, Height 3.3 ft.
Structure is NOT Perched
Structure Inlet
Water Depth: 1.2 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 0.9 ft./sec.
Structure Outlet
Water Depth: 1.6 ft.
Embedded Depth of Structure: 0.1 ft.
Water Velocity*: 0.6 ft./sec.
*Water Velocities were measured 0.5 ft. below Surface
(with Meter)
Stream Information
Stream Flow: Less than Bankfull
Riffle Information
Water Depth: 1.2 ft.
Bankfull Width: 11 ft.
Wetted Width: 8.1 ft.
Water Velocity: 1 ft./sec.
(Measured with Meter)
Dominant Substrate: Sand
Road Information
Gravel
County Road
Road Condition: Fair
Road Width at Culvert: 18 ft.
Runoff Path: Roadway
Embankments
Upstream
Fill Depth: 4 ft.
Slope: More than 1:2
Downstream
Fill Depth: 5.6 ft.
Slope: More than 1:2
Approaches
Left Approach
Length: 0 ft.
Slope: Less Than 1%
Vegetation: Heavy
LS Factor: 0.05
Erosion: 0 tons/year
Right Approach
Length: 168 ft.
Slope: 6% to 10%
Vegetation: Heavy
LS Factor: 1.16
Erosion: 0.966 tons/year
Erosion Information
Total Erosion at Crossing: 0.966 tons/year
Extent of Erosion: Minor
Erosion is occurring and corrective actions can be installed to address the problem.
Summary Information
Fish Passability 0.9