Road Stream Crossing Site P179

Pine River Watershed, Poplar Creek
17 Rd
Henderson Twp, Wexford County
Information collected by:
Site Location
GPS Coordinates: 44.17994 , -85.65801
T21N R11W Sec 29
Owned by Federal
Fish Passability 0.5
Structure is NOT Perched
Total Erosion: 0.2727 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: Square/Rectangle
Inlet Type: Projecting
Outlet Type: At Stream Grade
Structure Material: Concrete
Structure Substrate: None
General Conditions: Fair
Multiple Culverts/Spans
Culvert/Span
Width
Length
Height
Material
2
6 ft.
94.5 ft.
4 ft.
Concrete
Structure Interior: smooth
Dimensions of Structure: Length 94.5 ft. , Width 6 ft. , Height 4 ft.
Percentage Plugged: Inlet: 1% to 25% Outlet: 0% In Pipe: 0%
Structure is NOT Perched
Structure Inlet
Water Depth: 1.3 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 1.5 ft./sec.
Structure Outlet
Water Depth: 1.1 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 3 ft./sec.
*Water Velocities were measured 0.6 ft. below Surface (with Meter)
Stream Information
Stream Flow: Less than Bankfull
Scour Pool: Length 18 ft. , Width 15 ft. , Depth 2.5 ft.
Upstream Pond: Length 0 ft. , Width 0 ft. , Depth 0 ft.
Riffle Information
Water Depth: 1.4 ft.
Bankfull Width: 10 ft.
Wetted Width: 8 ft.
Water Velocity: 2 ft./sec. (Measured with Meter)
Dominant Substrate: Gravel
Road Information
Paved County Road
Road Condition: Good
Road Width at Culvert: 25 ft.
Location of Low Point: At Stream
Runoff Path: Roadway
Embankments
Upstream
Fill Depth: 18 ft.
Slope: More than 1:2
Downstream
Fill Depth: 19.8 ft.
Slope: 1:2
Approaches
Left Approach
Length: 300 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.46
Erosion: 0.114 tons/year
Right Approach
Length: 400 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.48
Erosion: 0.1587 tons/year
Erosion Information
Total Erosion at Crossing: 0.2727 tons/year
Summary Information
Fish Passability 0.5