Road Stream Crossing Site CLHW_OR-039

Ocqueoc River Watershed, Silver Creek
Beach Grove Hwy
Moltke Twp, Presque Isle County
Information collected by:
Huron Pines
Site Location
GPS Coordinates: 45.42536 , -84.00546
T35N R4E Sec 7
Owned by Private
Fish Passability 0.9
Structure is NOT Perched
Total Erosion: 1.4562 tons/year
Severity: Moderate
Year Inventoried: 2016
Site ID
Inlet
Outlet
Upstream Conditions
Downstream Conditions
Road Approach - Left
Road Approach - Right
Crossing Information
Type of Crossing: culvert(s)
Number of Structures: 2
Structure Shape: Pipe Arch
Inlet Type: Wingwall 10-30 Degree
Outlet Type: At Stream Grade
Structure Material: Metal
Structure Substrate: Sand
General Conditions: Fair
Multiple Culverts/Spans
Culvert/Span
Width
Length
Height
Material
1
6.5 ft.
48 ft.
5 ft.
Metal
2
6.5 ft.
48 ft.
5 ft.
Metal
Structure Interior: corrugated
Structure is Rusted through
Dimensions of Structure: Length 48 ft. , Width 6.5 ft. , Height 5 ft.
Percentage Crushed: Inlet: 1% to 25% Outlet: 0% In Pipe: 0%
Structure is NOT Perched
Structure Inlet
Water Depth: 1 ft.
Embedded Depth of Structure: 0.2 ft.
Water Velocity*: 0.4 ft./sec.
Structure Outlet
Water Depth: 0.8 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 0.4 ft./sec.
*Water Velocities were measured at the Surface (with Float Test)
Stream Information
Stream Flow: Less than 1/2 Bankfull
Upstream Pond: Length 24 ft. , Width 34 ft. , Depth 1.4 ft.
Riffle Information
Water Depth: 1.2 ft.
Bankfull Width: 18 ft.
Wetted Width: 13 ft.
Water Velocity: 0.7 ft./sec. (Measured with Float Test)
Dominant Substrate: Sand
Road Information
Gravel County Road
Road Condition: Good
Road Width at Culvert: 23 ft.
Location of Low Point: Other
Runoff Path: Ditch
Embankments
Upstream
Fill Depth: 1.2 ft.
Slope: More than 1:2
Downstream
Fill Depth: 1.5 ft.
Slope: More than 1:2
Approaches
Left Approach
Length: 466 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.493
Erosion: 1.4562 tons/year
Right Approach
Length: 0 ft.
Slope: Less Than 1%
Vegetation: Heavy
LS Factor: 0.05
Erosion: 0 tons/year
Erosion Information
Total Erosion at Crossing: 1.4562 tons/year
Summary Information
Fish Passability 0.9