Road Stream Crossing Site CHAR_CX03
Lake Charlevoix Watershed, Stover Creek
Marion Center Rd
Charlevoix Twp,
Charlevoix County
Information collected by:
Site Location
GPS Coordinates: 45.298196
, -85.264994
T34N
R08W
Sec 34
Owned by Private
Perch Height: 0.3 ft.
Total Erosion: 3.1321 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: 1
Structure Shape: Pipe Arch
Inlet Type: Projecting
Outlet Type: Cascade over Riprap
Structure Material: Metal
Structure Substrate: None
General Conditions: Fair
Structure Interior: corrugated
Dimensions of Structure: Length 60 ft.
, Width 6 ft.
, Height 5 ft.
Perch Height: 0.3 ft.
Structure Inlet
Water Depth: 0.3 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 3.6 ft./sec.
Structure Outlet
Water Depth: 0.25 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 4.1 ft./sec.
*Water Velocities were measured at the Surface
(with Meter)
Additional Comments
Inlet is raised 0.5 ft from stream grade.
Stream Information
Stream Flow: Less than Bankfull
Scour Pool: Length 18 ft.
, Width 18 ft.
, Depth 2.8 ft.
Upstream Pond: Length 7 ft.
, Width 9 ft.
, Depth 1.5 ft.
Riffle Information
Water Depth: 0.7 ft.
Bankfull Width: 10 ft.
Wetted Width: 9 ft.
Water Velocity: 1.3 ft./sec.
(Measured with Meter)
Dominant Substrate: Gravel
Road Information
Paved
County Road
Road Condition: Good
Road Width at Culvert: 30 ft.
Location of Low Point: At Stream
Runoff Path: Ditch
Embankments
Upstream
Fill Depth: 3 ft.
Slope: Vertical
Downstream
Fill Depth: 3.5 ft.
Slope: Vertical
Approaches
Left Approach
Length: 165 ft.
Slope: Less Than 1%
Vegetation: Partial
LS Factor: 0.05
Erosion: 0.0082 tons/year
Right Approach
Length: 1000 ft.
Slope: 6% to 10%
Vegetation: Partial
LS Factor: 3.15
Erosion: 3.124 tons/year
Erosion Information
Total Erosion at Crossing: 3.1321 tons/year
Extent of Erosion: Minor
Notes:
Revegetate to stabilize embankments.
Summary Information
Erosion is an area of concern for this site.