Road Stream Crossing Site CLHW_GCBM-014

Greene Creek-Black Mallard River Watershed, Lone Pine Creek
Mulligan Creek Rd
Bearinger Twp, Presque Isle County
Information collected by:
Huron Pines
Site Location
GPS Coordinates: 45.6193 , -84.20644
T37N R2E Sec 4
Owned by Private
Fish Passability 0
Perch Height: 1 ft.
Total Erosion: 0.1983 tons/year
Severity: Severe
Year Inventoried: 2016
Site ID
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: Freefall onto Riprap
Structure Material: Metal
Structure Substrate: None
General Conditions: Fair
Structure Interior: corrugated
Dimensions of Structure: Length 30 ft. , Width 4.5 ft. , Height 3.3 ft.
Percentage Crushed: Inlet: 1% to 25% Outlet: 0% In Pipe: 0%
Perch Height: 1 ft.
Structure Inlet
Water Depth: 0.4 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 1.9 ft./sec.
Structure Outlet
Water Depth: 0.3 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 1.9 ft./sec.
*Water Velocities were measured at the Surface (with Float Test)
Stream Information
Stream Flow: Less than 1/2 Bankfull
Scour Pool: Length 13 ft. , Width 10 ft. , Depth 0.8 ft.
Riffle Information
Water Depth: 0.4 ft.
Bankfull Width: 7 ft.
Wetted Width: 6.5 ft.
Water Velocity: 1.5 ft./sec. (Measured with Float Test)
Dominant Substrate: Cobble
Road Information
Gravel Private Road (Seasonal)
Road Condition: Fair
Road Width at Culvert: 12 ft.
Location of Low Point: Other
Runoff Path: Ditch
Fill Depth: 1.5 ft.
Slope: More than 1:2
Fill Depth: 1.5 ft.
Slope: More than 1:2
Left Approach
Length: 0 ft.
Slope: Less Than 1%
Vegetation: Heavy
LS Factor: 0.05
Erosion: 0 tons/year
Right Approach
Length: 150 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.4
Erosion: 0.1983 tons/year
Erosion Information
Total Erosion at Crossing: 0.1983 tons/year
Summary Information
Fish Passability 0
A future visit to this site is recommended. To determine if this stream is a priority