Road Stream Crossing Site Mu-035

Muskegon River Watershed, Hersey River
Pere Marquette Trail
Richmond Twp, Osceola County
Information collected by:
Site Location
GPS Coordinates: 43.87366 , -85.50028
T17N R10W Sec 10
Owned by Private
Structure is NOT Perched
Total Erosion: 0.0099 tons/year
Severity: Moderate
Year Inventoried: 2014
Site ID
Inlet
Outlet
Upstream Conditions
Downstream Conditions
Road Approach - Left
Road Approach - Right
Crossing Information
Type of Crossing: Bridge
Structure Shape: Open Bottom Square/Rectangle
Inlet Type: Wingwall 30-70 Degree
Outlet Type: At Stream Grade
Structure Material: Concrete
Structure Substrate: Sand
General Conditions: Poor
Multiple Culverts/Spans
Culvert/Span
Width
Length
Height
Material
1
27 ft.
52.5 ft.
13.2 ft.
Concrete
2
27 ft.
52.5 ft.
8.5 ft.
Concrete
Structure Interior: smooth
Dimensions of Structure: Length 52.5 ft. , Width 54 ft. , Height 13.2 ft.
Percentage Plugged: Inlet: 26% to 50% Outlet: 26% to 50% In Pipe: 26% to 50%
Structure is NOT Perched
Structure Inlet
Water Depth: 2 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 1.8 ft./sec.
Structure Outlet
Water Depth: 1.6 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 2 ft./sec.
*Water Velocities were measured 0.6 ft. below Surface (with Meter)
Stream Information
Stream Flow: Less than Bankfull
Riffle Information
Water Depth: 2.1 ft.
Bankfull Width: 45.5 ft.
Wetted Width: 41 ft.
Water Velocity: 2.2 ft./sec. (Measured with Meter)
Dominant Substrate: Sand
Road Information
Paved State Road
Road Condition: Good
Road Width at Culvert: 24 ft.
Location of Low Point: At Stream
Runoff Path: Roadway
Embankments
Upstream
Fill Depth: 7 ft.
Slope: 1:2
Downstream
Fill Depth: 5 ft.
Slope: 1:1.5
Approaches
Left Approach
Length: 50 ft.
Slope: Less Than 1%
Vegetation: Heavy
LS Factor: 0.05
Erosion: 0.002 tons/year
Right Approach
Length: 200 ft.
Slope: Less Than 1%
Vegetation: Heavy
LS Factor: 0.05
Erosion: 0.0079 tons/year
Erosion Information
Total Erosion at Crossing: 0.0099 tons/year
Extent of Erosion: Moderate
Summary Information
Erosion is an area of concern for this site.