Road Stream Crossing Site PM_M085

Pere Marquette River Watershed, Swan Creek subwatershed
Meisenheimer Rd
Riverton Twp, Mason County
Information collected by:
Site Location
GPS Coordinates: 43.8613 , -86.28522
T17N R17W Sec 24
Owned by Private
Fish Passability 0.5
Total Erosion: 0.9266 tons/year
Severity: Moderate
Year Inventoried: 2014
Inlet
Outlet
Upstream Conditions
Downstream Conditions
Road Approach - Left
Road Approach - Right
Erosion
Erosion
Crossing Information
Type of Crossing: culvert(s)
Number of Structures: 1
Structure Shape: Round
Inlet Type: Projecting
Outlet Type: At Stream Grade
Structure Material: Metal
Structure Substrate: Sand
General Conditions: Poor
Structure Interior: corrugated
Dimensions of Structure: Length 45 ft. , Width 2.2 ft. , Height 2.2 ft.
Percentage Crushed: Inlet: 0% Outlet: 1% to 25%
Water Depth: 0 ft.
Water Velocity*: 0 ft./sec.
Water Depth: 0 ft.
Water Velocity*: 0 ft./sec.
*Water Velocities were measured at the Surface (with Meter)
Stream Information
Stream Flow: None
Riffle Information
Water Depth: 0 ft.
Water Velocity: 0 ft./sec.
Road Information
Gravel County Road
Road Condition: Good
Road Width at Culvert: 26 ft.
Location of Low Point: Other
Runoff Path: Ditch
Embankments
Upstream
Fill Depth: 1 ft.
Slope: 1:2
Downstream
Fill Depth: 1.5 ft.
Slope: 1:2
Approaches
Left Approach
Length: 240 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.438
Erosion: 0.7529 tons/year
Right Approach
Length: 150 ft.
Slope: Less Than 1%
Vegetation: Heavy
LS Factor: 0.05
Erosion: 0.0537 tons/year
Erosion Information
Total Erosion at Crossing: 0.9266 tons/year
Extent of Erosion: Severe
Location of Erosion
Erosion Dimensions
Eroded Material
Material Eroded
Total Erosion
facing downstream
Length
Width
Depth
Reaching Stream?
(tons/year)
Right Downstream Embankment
3 ft.
3 ft.
2 ft.
yes
Gravelly Loam
0.12
Summary Information
Fish Passability 0.5
Erosion is an area of concern for this site.