Road Stream Crossing Site CHAR_HA02

Lake Charlevoix Watershed, Horton Creek
Stolt Rd
Hayes Twp, Charlevoix County
Information collected by:
Site Location
GPS Coordinates: 45.3357 , -85.10088
T34N R07W Sec 24
Owned by Private
Structure is NOT Perched
Total Erosion: 7.2522 tons/year
Severity: Severe
Year Inventoried: 2011
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: Ellipse
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
3.5 ft.
52 ft.
2.4 ft.
Metal
2
3.5 ft.
52 ft.
2.4 ft.
Metal
Structure Interior: corrugated
Dimensions of Structure: Length 52 ft. , Width 3.5 ft. , Height 2.4 ft.
Percentage Plugged: Inlet: 0% Outlet: 26% to 50% In Pipe: 0%
Structure is NOT Perched
Structure Inlet
Water Depth: 1.37 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 0.9 ft./sec.
Structure Outlet
Water Depth: 1.54 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 0.8 ft./sec.
*Water Velocities were measured 0.8 ft. below Surface (with Meter)
Stream Information
Stream Flow: Less than Bankfull
Riffle Information
Water Depth: 1.16 ft.
Bankfull Width: 10.9 ft.
Wetted Width: 9.8 ft.
Water Velocity: 0.07 ft./sec. (Measured with Meter)
Dominant Substrate: Organics
Road Information
Paved County Road
Road Condition: Good
Road Width at Culvert: 28 ft.
Location of Low Point: At Stream
Runoff Path: Ditch
Embankments
Upstream
Fill Depth: 5.1 ft.
Slope: 1:2
Downstream
Fill Depth: 5.1 ft.
Slope: 1:1.5
Approaches
Left Approach
Length: 1000 ft.
Slope: More Than 10%
Vegetation: Heavy
LS Factor: 5.785
Erosion: 5.3547 tons/year
Right Approach
Length: 1000 ft.
Slope: 6% to 10%
Vegetation: Heavy
LS Factor: 2.05
Erosion: 1.8975 tons/year
Erosion Information
Total Erosion at Crossing: 7.2522 tons/year
Extent of Erosion: Moderate
Summary Information
Erosion is an area of concern for this site.