Road Stream Crossing Site ST035.5
Sturgeon River Watershed, Sturgeon River tributary
North Central State Trail
Nunda Twp,
Cheboygan County
Information collected by:
Site Location
GPS Coordinates: 45.247747
, -84.594976
T33N
R02W
Sec 18
Owned by Private
Fish Passability 0.9
Structure is NOT Perched
Total Erosion: 0.0186 tons/year
Severity: Minor
Year Inventoried: 2015
Site ID
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: Open Bottom Arch
Inlet Type: Projecting
Outlet Type: At Stream Grade
Structure Material: Concrete
Structure Substrate: Mixture
General Conditions: Good
Structure Interior: smooth
Dimensions of Structure: Length 32.8 ft.
, Width 6 ft.
, Height 4 ft.
Structure is NOT Perched
Structure Inlet
Water Depth: 1.4 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 1.1 ft./sec.
Structure Outlet
Water Depth: 1 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 1.1 ft./sec.
*Water Velocities were measured at the Surface
(with Float Test)
Stream Information
Stream Flow: Less than Bankfull
Scour Pool: Length 0 ft.
, Width 0 ft.
, Depth 0 ft.
Upstream Pond: Length 24 ft.
, Width 27.9 ft.
, Depth 2.2 ft.
Riffle Information
Water Depth: 1.4 ft.
Bankfull Width: 12.8 ft.
Wetted Width: 11.7 ft.
Water Velocity: 1 ft./sec.
(Measured with Float Test)
Dominant Substrate: Sand
Road Information
Gravel
State Road
Road Condition: Good
Road Width at Culvert: 12.8 ft.
Location of Low Point: Other
Runoff Path: Ditch
Embankments
Upstream
Fill Depth: 1.5 ft.
Slope: More than 1:2
Downstream
Fill Depth: 2 ft.
Slope: More than 1:2
Approaches
Left Approach
Length: 105.3 ft.
Slope: Less Than 1%
Vegetation: Heavy
LS Factor: 0.05
Erosion: 0.0186 tons/year
Right Approach
Length: 0 ft.
Slope: Less Than 1%
Vegetation: Heavy
LS Factor: 0.05
Erosion: 0 tons/year
Erosion Information
Total Erosion at Crossing: 0.0186 tons/year
Summary Information
Fish Passability 0.9
A future visit to this site is recommended. Upstream ponding
These non-native species were observerd at this site: Wild parsnip, spotted knapweed, reed canary grass