Road Stream Crossing Site CLHW_OR-062

Ocqueoc River Watershed, Unnamed stream
Glawe Hwy
Bearinger Twp, Presque Isle County
Information collected by:
Huron Pines
Site Location
GPS Coordinates: 45.45078 , -84.12859
T36N R2E Sec 36
Owned by State
Structure is NOT Perched
Total Erosion: 2.0993 tons/year
Severity: Severe
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: 1
Structure Shape: Round
Inlet Type: Projecting
Outlet Type: At Stream Grade
Structure Material: Metal
Structure Substrate: None
General Conditions: New
Structure Interior: corrugated
Dimensions of Structure: Length 30 ft. , Width 3 ft. , Height 3 ft.
Structure is NOT Perched
Structure Inlet
Water Depth: 0.3 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 0 ft./sec.
Structure Outlet
Water Depth: 0.9 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 0 ft./sec.
Stream Information
Stream Flow: None
Road Information
Gravel County Road
Road Condition: Fair
Road Width at Culvert: 12 ft.
Location of Low Point: At Stream
Runoff Path: Ditch
Embankments
Upstream
Fill Depth: 1 ft.
Slope: More than 1:2
Downstream
Fill Depth: 1.2 ft.
Slope: More than 1:2
Approaches
Left Approach
Length: 218 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.434
Erosion: 0.3125 tons/year
Right Approach
Length: 238 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.438
Erosion: 0.3443 tons/year
Erosion Information
Total Erosion at Crossing: 2.0993 tons/year
Extent of Erosion: Very Severe
Notes: Severe enough that it is beginning to uncover culvert at outle
Location of Erosion
Erosion Dimensions
Eroded Material
Material Eroded
Total Erosion
facing downstream
Length
Width
Depth
Reaching Stream?
(tons/year)
Right Upstream Embankment
6 ft.
7 ft.
2.2 ft.
yes
Gravel
0.33
Right Downstream Embankment
7 ft.
6 ft.
3.5 ft.
yes
Gravel
0.6125
Left Downstream Embankment
5 ft.
6 ft.
4 ft.
yes
Gravel
0.5
Summary Information
Erosion is an area of concern for this site. Erosion is bad here; culvert is becoming more and more exposed