Road Stream Crossing Site GTBAY_KC034

Boardman River Watershed, Kids Creek Tributary D
Rock Court
Garfield Twp, Grand Traverse County
Information collected by:
Site Location
GPS Coordinates: 44.72728 , -85.65245
T27N R11W Sec 21
Owned by Private
Fish Passability 0.9
Total Erosion: 0.0804 tons/year
Severity: Minor
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: Mixture
General Conditions: Good
Structure Interior: corrugated
Dimensions of Structure: Length 120 ft. , Width 3.3 ft. , Height 2.6 ft.
Structure Inlet
Water Depth: 0.4 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 0.4 ft./sec.
Structure Outlet
Water Depth: 0.4 ft.
Embedded Depth of Structure: 0.2 ft.
Water Velocity*: 0.3 ft./sec.
*Water Velocities were measured 0.2 ft. below Surface (with Meter)
Additional Comments
Rock impoundment at outlet
Stream Information
Stream Flow: Less than 1/2 Bankfull
Riffle Information
Water Depth: 0.2 ft.
Bankfull Width: 7 ft.
Wetted Width: 2.6 ft.
Water Velocity: 0.8 ft./sec. (Measured with Meter)
Dominant Substrate: Sand
Road Information
Paved Town Road
Road Condition: Good
Road Width at Culvert: 32 ft.
Location of Low Point: Other
Runoff Path: Roadway
Embankments
Upstream
Fill Depth: 4 ft.
Slope: Less than 1:2
Downstream
Fill Depth: 4 ft.
Slope: Less than 1:2
Approaches
Left Approach
Length: 100 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.38
Erosion: 0.0402 tons/year
Right Approach
Length: 100 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.38
Erosion: 0.0402 tons/year
Erosion Information
Total Erosion at Crossing: 0.0804 tons/year
Summary Information
Fish Passability 0.9
These non-native species were observerd at this site: Thistle, Spotted Knapweed