Road Stream Crossing Site GTBAY_PA004

East Bay Shoreline & Tributaries Watershed, Paradine Creek
Private Drive
Milton Twp, Antrim County
Information collected by:
Site Location
GPS Coordinates: 44.955357 , -85.367166
T30N R9W Sec 35
Owned by Private
Fish Passability 0.5
Total Erosion: 0.0868 tons/year
Severity: Moderate
Year Inventoried: 2020
Inlet
Outlet
Upstream Conditions
Downstream Conditions
Road Approach - Left
Road Approach - Right
Crossing Information
Type of Crossing: culvert(s)
Structure Shape: Ellipse
Inlet Type: Projecting
Outlet Type: At Stream Grade
Structure Material: Metal
Structure Substrate: None
General Conditions: Good
Structure Interior: corrugated
Dimensions of Structure: Length 40 ft. , Width 3.9 ft. , Height 3 ft.
Structure Inlet
Water Depth: 0.3 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 0.3 ft./sec.
Structure Outlet
Water Depth: 0.2 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 1.9 ft./sec.
*Water Velocities were measured 0.1 ft. below Surface (with Meter)
Stream Information
Stream Flow: Less than 1/2 Bankfull
Riffle Information
Water Depth: 0.3 ft.
Bankfull Width: 2.1 ft.
Wetted Width: 1.8 ft.
Water Velocity: 0.9 ft./sec. (Measured with Meter)
Dominant Substrate: Gravel
Road Information
Paved Private Road
Road Condition: Good
Road Width at Culvert: 20 ft.
Location of Low Point: Other
Runoff Path: Roadway
Embankments
Upstream
Fill Depth: 1.5 ft.
Slope: More than 1:2
Downstream
Fill Depth: 1.5 ft.
Slope: More than 1:2
Approaches
Left Approach
Length: 25 ft.
Slope: Less Than 1%
Vegetation: Partial
LS Factor: 0.05
Erosion: 0.0008 tons/year
Right Approach
Length: 250 ft.
Slope: 1% to 5%
Vegetation: Partial
LS Factor: 0.52
Erosion: 0.086 tons/year
Erosion Information
Total Erosion at Crossing: 0.0868 tons/year
Summary Information
Fish Passability 0.5
These non-native species were observerd at this site: Spotted Knapweed, Queen Anne's Lace, Autumn Olive