Road Stream Crossing Site Mu-007

Muskegon River Watershed, West Branch Muskegon River
Merritt Rd
Enterprise Twp, Missaukee County
Information collected by:
Site Location
GPS Coordinates: 44.3551 , -84.9442
T23N R5W Sec 29
Owned by Private
Structure is NOT Perched
Total Erosion: 0.0102 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: Bridge
Structure Shape: Open Bottom Square/Rectangle
Inlet Type: Other
Outlet Type: At Stream Grade
Structure Material: Concrete
Structure Substrate: Sand
General Conditions: Good
Multiple Culverts/Spans
Culvert/Span
Width
Length
Height
Material
1
55 ft.
31 ft.
7.3 ft.
Concrete
2
48 ft.
31 ft.
7.3 ft.
Concrete
Structure Interior: smooth
Dimensions of Structure: Length 31 ft. , Width 103 ft. , Height 7.3 ft.
Structure is NOT Perched
Structure Inlet
Water Depth: 3.7 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 0.3 ft./sec.
Structure Outlet
Water Depth: 3.5 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 0.4 ft./sec.
*Water Velocities were measured 2 ft. below Surface (with Meter)
Stream Information
Stream Flow: Less than Bankfull
Scour Pool: Length 0 ft. , Width 0 ft. , Depth 0 ft.
Upstream Pond: Length 0 ft. , Width 0 ft. , Depth 0 ft.
Riffle Information
Water Depth: 3 ft.
Bankfull Width: 69 ft.
Wetted Width: 66 ft.
Water Velocity: 0.5 ft./sec. (Measured with Meter)
Dominant Substrate: Sand
Road Information
Paved County Road
Road Condition: Good
Road Width at Culvert: 31 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: 200 ft.
Slope: Less Than 1%
Vegetation: Heavy
LS Factor: 0.05
Erosion: 0.0102 tons/year
Erosion Information
Total Erosion at Crossing: 0.0102 tons/year
Extent of Erosion: Moderate
Summary Information
Erosion is an area of concern for this site.