Road Stream Crossing Site TBW_TBMO49

Thunder Bay River Watershed, Hunt Creek
Harwood Road
Loud Twp, Montmorency County
Information collected by:
Huron Pines
Site Location
GPS Coordinates: 44.91344 , -84.08698
T29N R3E Sec 09
Owned by Private
Fish Passability 0
Structure is NOT Perched
Total Erosion: 2.5061 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: Pipe Arch
Inlet Type: Projecting
Outlet Type: At Stream Grade
Structure Material: Metal
Structure Substrate: Mixture
General Conditions: Good
Structure Interior: corrugated
Dimensions of Structure: Length 54 ft. , Width 16.8 ft. , Height 4.1 ft.
Structure is NOT Perched
Structure Inlet
Water Depth: 1 ft.
Embedded Depth of Structure: 0.1 ft.
Water Velocity*: 3.4 ft./sec.
Structure Outlet
Water Depth: 0.8 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 2.4 ft./sec.
*Water Velocities were measured 0.4 ft. below Surface (with Meter)
Stream Information
Stream Flow: Less than Bankfull
Riffle Information
Water Depth: 1.2 ft.
Bankfull Width: 23 ft.
Wetted Width: 21 ft.
Water Velocity: 3.9 ft./sec. (Measured with Meter)
Road Information
Sand County Road
Road Condition: Good
Road Width at Culvert: 19 ft.
Location of Low Point: Other
Runoff Path: Ditch
Fill Depth: 3.3 ft.
Slope: More than 1:2
Fill Depth: 3 ft.
Slope: More than 1:2
Left Approach
Length: 0 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.26
Erosion: 0 tons/year
Right Approach
Length: 861 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.556
Erosion: 2.5061 tons/year
Erosion Information
Total Erosion at Crossing: 2.5061 tons/year
Extent of Erosion: Stabilized
Summary Information
Fish Passability 0
These non-native species were observerd at this site: Spotted Knapweed