Road Stream Crossing Site TBW_TBMO26

Thunder Bay River Watershed, Sheridan Creek tributary
Agren Road
Albert Twp, Montmorency County
Information collected by:
Huron Pines
Site Location
GPS Coordinates: 44.93558 , -84.25661
T29N R01E Sec 01
Owned by Private
Fish Passability 0
Perch Height: 0.9 ft.
Total Erosion: 13.8843 tons/year
Severity: Severe
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: Freefall into Pool
Structure Material: Metal
Structure Substrate: Sand
General Conditions: Fair
Structure Interior: corrugated
Dimensions of Structure: Length 23 ft. , Width 1.6 ft. , Height 1.6 ft.
Percentage Plugged: Inlet: 26% to 50% Outlet: 0% In Pipe: 0%
Perch Height: 0.9 ft.
Structure Inlet
Water Depth: 0.4 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 1.4 ft./sec.
Structure Outlet
Water Depth: 0.3 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 3.5 ft./sec.
*Water Velocities were measured 0.6 ft. below Surface (with Meter)
Stream Information
Stream Flow: Less than Bankfull
Scour Pool: Length 7.3 ft. , Width 8.6 ft. , Depth 1.1 ft.
Riffle Information
Water Depth: 0.45 ft.
Bankfull Width: 7.5 ft.
Wetted Width: 6 ft.
Water Velocity: 1.5 ft./sec. (Measured with Meter)
Dominant Substrate: Sand
Road Information
Gravel County Road
Road Condition: Fair
Road Width at Culvert: 16 ft.
Location of Low Point: Other
Runoff Path: Roadway
Fill Depth: 0.8 ft.
Slope: Vertical
Fill Depth: 0.4 ft.
Slope: Vertical
Left Approach
Length: 0 ft.
Slope: Less Than 1%
Vegetation: Partial
LS Factor: 0.05
Erosion: 0 tons/year
Right Approach
Length: 1000 ft.
Slope: 6% to 10%
Vegetation: Partial
LS Factor: 3.15
Erosion: 13.8843 tons/year
Erosion Information
Total Erosion at Crossing: 13.8843 tons/year
Extent of Erosion: Minor
Erosion is occurring and corrective actions can be installed to address the problem.
Summary Information
Fish Passability 0
Fish Passage is an area of concern for this site. PERCHED OUTLET