Road Stream Crossing Site TBW_TBAP151
Thunder Bay River Watershed, Schmitt Creek
Nicholson Hill
Ossineke Twp,
Alpena County
Information collected by:
Site Location
GPS Coordinates: 44.90251
, -83.63262
T29N
R7E
Sec 19
Owned by Private
Fish Passability 0.5
Structure is NOT Perched
Total Erosion: 0.2036 tons/year
Severity: Moderate
Year Inventoried: 2017
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 Square/Rectangle
Inlet Type: Headwall
Outlet Type: At Stream Grade
Structure Material: Concrete
Structure Substrate: None
General Conditions: Poor
Structure Interior: smooth
Dimensions of Structure: Length 24 ft.
, Width 6 ft.
, Height 3.5 ft.
Structure is NOT Perched
Structure Inlet
Water Depth: 0.3 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 0 ft./sec.
Structure Outlet
Water Depth: 0.1 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 1.2 ft./sec.
*Water Velocities were measured at the Surface
(with Meter)
Stream Information
Stream Flow: Less than 1/2 Bankfull
Riffle Information
Water Depth: 0.9 ft.
Bankfull Width: 11 ft.
Wetted Width: 4.4 ft.
Water Velocity: 0 ft./sec.
(Measured with Meter)
Dominant Substrate: Gravel
Road Information
Paved
County Road
Road Condition: Fair
Road Width at Culvert: 24 ft.
Location of Low Point: At Stream
Runoff Path: Roadway
Embankments
Upstream
Fill Depth: 6 ft.
Slope: Vertical
Downstream
Fill Depth: 6 ft.
Slope: Vertical
Approaches
Left Approach
Length: 511 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.502
Erosion: 0.2036 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: 0.2036 tons/year
Extent of Erosion: Minor
Summary Information
Fish Passability 0.5
A future visit to this site is recommended. EROSION OF HEADWALL
These non-native species were observerd at this site: Canada Thistle and Spotted Knapweed