Road Stream Crossing Site LTB-085

Little Traverse Bay Watershed, Tannery Creek
Boyer Rd
Bear Creek Twp, Emmet County
Information collected by:
Tip of the Mitt Watershed Council
Site Location
GPS Coordinates: 45.37522133 , -84.90119469
Fish Passability 0.9
Total Erosion: 0.1925 tons/year
Severity: Minor
Year Inventoried: 2014
Inlet
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: Mixture
General Conditions: Fair
Multiple Culverts/Spans
Culvert/Span
Width
Length
Height
Material
1
2 ft.
48 ft.
1.5 ft.
Metal
2
3 ft.
19 ft.
2.5 ft.
Metal
Structure Interior: corrugated
Dimensions of Structure: Length 48 ft. , Width 2 ft.
Percentage Crushed: Inlet: 0% Outlet: 1% to 25% In Pipe: 0%
Structure Inlet
Water Depth: 0.6 ft.
Embedded Depth of Structure: 1 ft.
Water Velocity*: 0.31 ft./sec.
Structure Outlet
Water Depth: 0.77 ft.
Embedded Depth of Structure: 2.5 ft.
Water Velocity*: 0.28 ft./sec.
*Water Velocities were measured 0.36 ft. below Surface (with Meter)
Additional Comments
Kevin Cronk, property 344. 344 Boyer Rd, old 2 track. Old site ID: TC-14.
Stream Information
Stream Flow: Less than 1/2 Bankfull
Riffle Information
Water Depth: 0.75 ft.
Bankfull Width: 7.083 ft.
Wetted Width: 5.42 ft.
Water Velocity: 0.35 ft./sec. (Measured with Meter)
Dominant Substrate: Sand
Road Information
Native Surface Private Road
Road Condition: Good
Road Width at Culvert: 12 ft.
Embankments
Upstream
Fill Depth: 1.5 ft.
Slope: Vertical
Downstream
Fill Depth: 1 ft.
Slope: Vertical
Approaches
Left Approach
Length: 80 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.364
Erosion: 0.0963 tons/year
Right Approach
Length: 80 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.364
Erosion: 0.0963 tons/year
Erosion Information
Total Erosion at Crossing: 0.1925 tons/year
Summary Information
Fish Passability 0.9
These non-native species were observerd at this site: Privet Phalaris