Road Stream Crossing Site Mu-022
Muskegon River Watershed, Johnson Creek
Lakola Rd
Chase Twp,
Lake County
Information collected by:
Site Location
GPS Coordinates: 43.87204
, -85.56235
T17N
R11W
Sec 13
Owned by Private
Structure is NOT Perched
Total Erosion: 0.6798 tons/year
Severity: Minor
Year Inventoried: 2014
Crossing Information
Type of Crossing: culvert(s)
Number of Structures: 1
Structure Shape: Open Bottom Square/Rectangle
Inlet Type: Other
Outlet Type: At Stream Grade
Structure Material: Concrete
Structure Substrate: Gravel
General Conditions: Good
Structure Interior: smooth
Dimensions of Structure: Length 19 ft.
, Width 12.3 ft.
, Height 7 ft.
Structure is NOT Perched
Structure Inlet
Water Depth: 0.6 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 1.1 ft./sec.
Structure Outlet
Water Depth: 0.3 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 1.8 ft./sec.
*Water Velocities were measured 0.1 ft. below Surface
(with Meter)
Stream Information
Stream Flow: Less than Bankfull
Riffle Information
Water Depth: 0.3 ft.
Bankfull Width: 16.2 ft.
Wetted Width: 13.6 ft.
Water Velocity: 6 ft./sec.
(Measured with Meter)
Dominant Substrate: Gravel
Road Information
Gravel
County Road
Road Condition: Good
Road Width at Culvert: 15 ft.
Location of Low Point: Other
Runoff Path: Roadway
Fill Depth: 0 ft.
Slope: Vertical
Fill Depth: 0 ft.
Slope: Vertical
Approaches
Left Approach
Length: 0 ft.
Slope: Less Than 1%
Vegetation: Heavy
LS Factor: 0.05
Erosion: 0 tons/year
Right Approach
Length: 350 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.47
Erosion: 0.6798 tons/year
Erosion Information
Total Erosion at Crossing: 0.6798 tons/year
Extent of Erosion: Moderate
Summary Information
Erosion is an area of concern for this site.