Road Stream Crossing Site PM_N016

Pere Marquette River Watershed, Woody Creek
Dickinson Ave
Troy Twp, Newaygo County
Information collected by:
Site Location
GPS Coordinates: 43.80415 , -86.01836
T16N R14W Sec 6
Owned by Federal
Fish Passability 0.5
Total Erosion: 2.1914 tons/year
Severity: Moderate
Year Inventoried: 2014
Inlet
Outlet
Upstream Conditions
Downstream Conditions
Road Approach - Left
Road Approach - Right
Crossing Information
Type of Crossing: culvert(s)
Number of Structures: 2
Structure Shape: Round
Inlet Type: Projecting
Outlet Type: At Stream Grade
Structure Material: Metal
Structure Substrate: None
General Conditions: Good
Structure Interior: corrugated
Dimensions of Structure: Length 45 ft. , Width 1.25 ft. , Height 1.25 ft.
Structure Inlet
Water Depth: 0.4 ft.
Water Velocity*: 1 ft./sec.
Structure Outlet
Water Depth: 0.2 ft.
Water Velocity*: 2 ft./sec.
*Water Velocities were measured 0.2 ft. below Surface (with Meter)
Stream Information
Stream Flow: Less than 1/2 Bankfull
Scour Pool: Length 6 ft. , Width 6 ft. , Depth 1.5 ft.
Riffle Information
Water Depth: 0.1 ft.
Bankfull Width: 6 ft.
Wetted Width: 5 ft.
Water Velocity: 0.9 ft./sec. (Measured with Meter)
Dominant Substrate: Sand
Road Information
Paved County Road
Road Condition: Good
Road Width at Culvert: 22 ft.
Location of Low Point: At Stream
Runoff Path: Ditch
Embankments
Upstream
Fill Depth: 3 ft.
Slope: 1:1.5
Downstream
Fill Depth: 4 ft.
Slope: 1:1.5
Approaches
Left Approach
Length: 400 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.48
Erosion: 0.1396 tons/year
Right Approach
Length: 600 ft.
Slope: More Than 10%
Vegetation: Heavy
LS Factor: 4.7
Erosion: 2.0509 tons/year
Erosion Information
Total Erosion at Crossing: 2.1914 tons/year
Extent of Erosion: Minor
Location of Erosion
Erosion Dimensions
Eroded Material
Material Eroded
Total Erosion
facing downstream
Length
Width
Depth
Reaching Stream?
(tons/year)
Right Downstream Streambank
2 ft.
2 ft.
0.4 ft.
yes
Sand
0.0009
Summary Information
Fish Passability 0.5