Road Stream Crossing Site ST079
Sturgeon River Watershed, Stewart Creek
North Central State Trail
Corwith Twp,
Otsego County
Information collected by:
Site Location
GPS Coordinates: 45.16803
, -84.646928
T32N
R03W
Sec 14
Owned by Private
Fish Passability 0.9
Structure is NOT Perched
Total Erosion: 0.7824 tons/year
Severity: Moderate
Year Inventoried: 2015
Crossing Information
Type of Crossing: culvert(s)
Number of Structures: 1
Structure Shape: Round
Inlet Type: Projecting
Outlet Type: At Stream Grade
Structure Material: Metal
Structure Substrate: Sand
General Conditions: Good
Structure Interior: smooth
Dimensions of Structure: Length 46.2 ft.
, Width 3 ft.
, Height 3 ft.
Structure is NOT Perched
Structure Inlet
Water Depth: 1.6 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 0.9 ft./sec.
Structure Outlet
Water Depth: 1.7 ft.
Embedded Depth of Structure: 0.2 ft.
Water Velocity*: 0.9 ft./sec.
*Water Velocities were measured at the Surface
(with Float Test)
Stream Information
Stream Flow: Less than Bankfull
Scour Pool: Length 9 ft.
, Width 8.2 ft.
, Depth 1.7 ft.
Upstream Pond: Length 0 ft.
, Width 0 ft.
, Depth 0 ft.
Riffle Information
Water Depth: 0.9 ft.
Bankfull Width: 9.3 ft.
Wetted Width: 8 ft.
Water Velocity: 0.9 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: At Stream
Runoff Path: Ditch
Embankments
Upstream
Fill Depth: 6 ft.
Slope: 1:2
Downstream
Fill Depth: 5.2 ft.
Slope: 1:2
Approaches
Left Approach
Length: 363.6 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.473
Erosion: 0.6061 tons/year
Right Approach
Length: 1000 ft.
Slope: Less Than 1%
Vegetation: Heavy
LS Factor: 0.05
Erosion: 0.1763 tons/year
Erosion Information
Total Erosion at Crossing: 0.7824 tons/year
Summary Information
Fish Passability 0.9
Fish Passage is an area of concern for this site.
A future visit to this site is recommended. Perched culvert upstream (being washed out)
These non-native species were observerd at this site: Queen Anne's lace, spotted knapweed, wild parsnip