Road Stream Crossing Site P099
Pine River Watershed, Pine River
4 1/2 Mile Rd
Ellsworth Twp,
Lake County
Information collected by:
Site Location
GPS Coordinates: 44.05275
, -85.6018
T19N
R11W
Sec 11
Owned by Private
Structure is NOT Perched
Total Erosion: 0.1178 tons/year
Severity: Moderate
Year Inventoried: 2014
Crossing Information
Type of Crossing: culvert(s)
Number of Structures: 2
Structure Shape: Round
Inlet Type: Projecting
Outlet Type: At Stream Grade
Structure Material: Metal
Structure Substrate: None
General Conditions: Fair
Multiple Culverts/Spans | ||||
Culvert/Span | Width | Length | Height | Material |
2 |
1.5 ft. |
47.5 ft. |
1.5 ft. |
Metal |
Structure Interior: corrugated
Dimensions of Structure: Length 47.5 ft.
, Width 1.5 ft.
, Height 1.5 ft.
Percentage Plugged:
Inlet: 1% to 25%
Outlet: 0%
In Pipe: 0%
Structure is NOT Perched
Structure Inlet
Water Depth: 0.5 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 1.5 ft./sec.
Structure Outlet
Water Depth: 0.7 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 0.7 ft./sec.
*Water Velocities were measured 0.3 ft. below Surface
(with Meter)
Additional Comments
Bank undercut beneath inlet-appears to be stabilizing.
Stream Information
Stream Flow: Less than Bankfull
Scour Pool: Length 17 ft.
, Width 8.7 ft.
, Depth 1.2 ft.
Upstream Pond: Length 0 ft.
, Width 0 ft.
, Depth 0 ft.
Riffle Information
Water Depth: 0.3 ft.
Bankfull Width: 5 ft.
Wetted Width: 3.3 ft.
Water Velocity: 1.2 ft./sec.
(Measured with Meter)
Dominant Substrate: Gravel
Road Information
Paved
County Road
Road Condition: Fair
Road Width at Culvert: 20 ft.
Location of Low Point: Other
Runoff Path: Roadway
Embankments
Upstream
Fill Depth: 6.4 ft.
Slope: More than 1:2
Downstream
Fill Depth: 6.2 ft.
Slope: More than 1:2
Approaches
Left Approach
Length: 0 ft.
Slope: Less Than 1%
Vegetation: Heavy
LS Factor: 0.05
Erosion: 0 tons/year
Right Approach
Length: 375 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.475
Erosion: 0.1178 tons/year
Erosion Information
Total Erosion at Crossing: 0.1178 tons/year
Extent of Erosion: Moderate
Summary Information
Erosion is an area of concern for this site.