Road Stream Crossing Site LTB-249

Little Traverse Bay Watershed, Tributary to South Branch - Spring Brook (Howard Creek)
Chandler Hill Rd
Chandler Twp, Charlevoix County
Information collected by:
Tip of the Mitt Watershed Council
Site Location
GPS Coordinates: 45.21786506 , -84.81917227
Sec 29
Owned by Private
Fish Passability 0.5
Total Erosion: 0.7584 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: 1
Structure Shape: Pipe Arch
Inlet Type: Trash Rack
Outlet Type: At Stream Grade
Structure Material: Metal
Structure Substrate: Sand
General Conditions: Good
Structure Interior: corrugated
Dimensions of Structure: Length 40 ft. , Width 4.5 ft. , Height 3.3 ft.
Percentage Plugged: Inlet: 0% Outlet: 0% In Pipe: 0%
Percentage Crushed: Inlet: 0% Outlet: 0% In Pipe: 0%
Structure Inlet
Water Depth: 0.6 ft.
Water Velocity*: 2.5 ft./sec.
Structure Outlet
Water Depth: 0.5 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 1.7 ft./sec.
Additional Comments
Old site ID: C-11.
Stream Information
Stream Flow: Less than Bankfull
Scour Pool: Length 12 ft. , Width 15 ft. , Depth 2.5 ft.
Riffle Information
Water Depth: 0.6 ft.
Bankfull Width: 11.1 ft.
Wetted Width: 10.6 ft.
Water Velocity: 0.477 ft./sec. (Measured with Meter)
Dominant Substrate: Sand
Road Information
Paved County Road
Road Condition: Good
Road Width at Culvert: 28 ft.
Location of Low Point: Other
Runoff Path: Ditch
Embankments
Upstream
Fill Depth: 2 ft.
Slope: 1:2
Downstream
Fill Depth: 2 ft.
Slope: 1:2
Approaches
Left Approach
Length: 999 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.57
Erosion: 0.527 tons/year
Right Approach
Length: 500 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.5
Erosion: 0.2314 tons/year
Erosion Information
Total Erosion at Crossing: 0.7584 tons/year
Extent of Erosion: Stabilized
Summary Information
Fish Passability 0.5
A future visit to this site is recommended. Although structure is in good shape, the potential perch should be monitored. Also, might be blown out a bit.