Road Stream Crossing Site P046

Pine River Watershed, Pine River
17 Mile Rd
Leroy Twp, Osceola County
Information collected by:
Site Location
GPS Coordinates: 44.06344 , -85.5482
T19N R10W Sec 6
Owned by Private
Structure is NOT Perched
Total Erosion: 3.8876 tons/year
Severity: Restored
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: Wood
Structure Substrate: Mixture
General Conditions: Good
Structure Interior: smooth
Dimensions of Structure: Length 30 ft. , Width 58 ft. , Height 9.2 ft.
Structure is NOT Perched
Structure Inlet
Water Depth: 3.1 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 1.4 ft./sec.
Structure Outlet
Water Depth: 2.7 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 2 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: 2.2 ft.
Bankfull Width: 38 ft.
Wetted Width: 32 ft.
Water Velocity: 2.5 ft./sec. (Measured with Meter)
Dominant Substrate: Cobble
Road Information
Gravel County Road
Road Condition: Good
Road Width at Culvert: 28 ft.
Location of Low Point: At Stream
Runoff Path: Roadway
Fill Depth: 0 ft.
Slope: Vertical
Fill Depth: 0 ft.
Slope: Vertical
Approaches
Left Approach
Length: 600 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.52
Erosion: 2.4066 tons/year
Right Approach
Length: 400 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.48
Erosion: 1.481 tons/year
Erosion Information
Total Erosion at Crossing: 3.8876 tons/year
Extent of Erosion: Moderate
Summary Information
Erosion is an area of concern for this site.