Road Stream Crossing Site Mu-014

Muskegon River Watershed, Butterfield Creek
8 Mile Rd
Aetna Twp, Missaukee County
Information collected by:
Site Location
GPS Coordinates: 44.25558 , -85.05369
T22N R6W Sec 33
Owned by Private
Structure is NOT Perched
Total Erosion: 0.6436 tons/year
Severity: Minor
Year Inventoried: 2014
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: Open Bottom Square/Rectangle
Inlet Type: Other
Outlet Type: At Stream Grade
Structure Material: Concrete
Structure Substrate: Gravel
General Conditions: Poor
Structure Interior: smooth
Dimensions of Structure: Length 33 ft. , Width 17 ft. , Height 5.1 ft.
Structure is NOT Perched
Structure Inlet
Water Depth: 2.3 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 0.5 ft./sec.
Structure Outlet
Water Depth: 1.6 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 0.4 ft./sec.
*Water Velocities were measured 1.5 ft. below Surface (with Meter)
Stream Information
Stream Flow: Less than Bankfull
Riffle Information
Water Depth: 1 ft.
Bankfull Width: 18.5 ft.
Wetted Width: 17.2 ft.
Water Velocity: 1 ft./sec. (Measured with Meter)
Dominant Substrate: Sand
Road Information
Paved County Road
Road Condition: Fair
Road Width at Culvert: 22 ft.
Location of Low Point: At Stream
Runoff Path: Roadway
Fill Depth: 0 ft.
Slope: Vertical
Fill Depth: 0 ft.
Slope: Vertical
Approaches
Left Approach
Length: 910 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.561
Erosion: 0.3713 tons/year
Right Approach
Length: 700 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.535
Erosion: 0.2724 tons/year
Erosion Information
Total Erosion at Crossing: 0.6436 tons/year
Extent of Erosion: Moderate
Summary Information
Erosion is an area of concern for this site.

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