Road Stream Crossing Site TBW_TBMO41

Thunder Bay River Watershed, Fuller Creek tributary
Mount Tom Road
Albert Twp, Montmorency County
Information collected by:
Huron Pines
Site Location
GPS Coordinates: 44.86188 , -84.18089
T29n R2E Sec 34
Owned by State
Fish Passability 0.9
Structure is NOT Perched
Total Erosion: 1.3665 tons/year
Severity: Moderate
Year Inventoried: 2017
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: Projecting
Outlet Type: At Stream Grade
Structure Material: Metal
Structure Substrate: Mixture
General Conditions: Poor
Structure Interior: corrugated
Dimensions of Structure: Length 15 ft. , Width 1.5 ft. , Height 1.5 ft.
Percentage Plugged: Inlet: 51% to 75% Outlet: 76% to 100%
Structure is NOT Perched
Structure Inlet
Water Depth: 0.2 ft.
Embedded Depth of Structure: 0.9 ft.
Water Velocity*: 1.2 ft./sec.
Structure Outlet
Water Depth: 0.35 ft.
Embedded Depth of Structure: 1.5 ft.
Water Velocity*: 0.3 ft./sec.
*Water Velocities were measured at the Surface (with Meter)
Stream Information
Stream Flow: Less than 1/2 Bankfull
Riffle Information
Water Depth: 0.5 ft.
Bankfull Width: 7 ft.
Wetted Width: 4 ft.
Water Velocity: 1 ft./sec. (Measured with Meter)
Dominant Substrate: Sand
Road Information
Sand County Road
Road Condition: Fair
Road Width at Culvert: 11 ft.
Location of Low Point: At Stream
Runoff Path: Ditch
Fill Depth: 4.2 ft.
Slope: Vertical
Fill Depth: 5.6 ft.
Slope: Vertical
Left Approach
Length: 380 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.476
Erosion: 0.5481 tons/year
Right Approach
Length: 505 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.501
Erosion: 0.7667 tons/year
Erosion Information
Total Erosion at Crossing: 1.3665 tons/year
Extent of Erosion: Moderate
Location of Erosion
Erosion Dimensions
Eroded Material
Material Eroded
Total Erosion
facing downstream
Reaching Stream?
Left Upstream Streambank
2 ft.
4.2 ft.
4.2 ft.
Summary Information
Fish Passability 0.9
Erosion is an area of concern for this site. Plugged outlet and eroding embankments