Road Stream Crossing Site UBR_LR04.5

Upper Black River Watershed, Little Rainy River
Hackett Lake Hwy
Allis Twp, Presque Isle County
Information collected by:
Huron Pines
Site Location
GPS Coordinates: 45.28959 , -84.19113
T34N R2E Sec 34
Owned by Private
Fish Passability 0.9
Structure is NOT Perched
Total Erosion: 1.5867 tons/year
Severity: Moderate
Year Inventoried: 2014
Inlet
Outlet
Upstream Conditions
Downstream Conditions
Road Approach - Right
Road Approach - Left
Crossing Information
Type of Crossing: culvert(s)
Number of Structures: 1
Structure Shape: Round
Inlet Type: Trash Rack
Outlet Type: At Stream Grade
Structure Material: Metal
Structure Substrate: Sand
General Conditions: Good
Structure Interior: corrugated
Dimensions of Structure: Length 30 ft. , Width 2.5 ft. , Height 2.46 ft.
Percentage Plugged: Inlet: 76% to 100% Outlet: 0% In Pipe: 0%
Structure is NOT Perched
Structure Inlet
Water Depth: 3 ft.
Embedded Depth of Structure: 2.5 ft.
Water Velocity*: 0.1 ft./sec.
Structure Outlet
Water Depth: 1.92 ft.
Embedded Depth of Structure: 0.2 ft.
Water Velocity*: 0.1 ft./sec.
*Water Velocities were measured 1 ft. below Surface (with Meter)
Additional Comments
Most likely floods over the road during high flows; wetland area
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: 0 ft.
Bankfull Width: 0 ft.
Wetted Width: 0 ft.
Water Velocity: 0 ft./sec.
Road Information
Gravel County Road
Road Condition: Good
Road Width at Culvert: 13 ft.
Location of Low Point: At Stream
Runoff Path: Ditch
Embankments
Upstream
Fill Depth: 0.8 ft.
Slope: 1:2
Downstream
Fill Depth: 1.2 ft.
Slope: 1:2
Approaches
Left Approach
Length: 305 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.461
Erosion: 0.5035 tons/year
Right Approach
Length: 585 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.517
Erosion: 1.0831 tons/year
Erosion Information
Total Erosion at Crossing: 1.5867 tons/year
Extent of Erosion: Moderate
Summary Information
Fish Passability 0.9
Fish Passage is an area of concern for this site. trash rack
These non-native species were observerd at this site: Leafy Spurge