Road Stream Crossing Site TBW_TBAP229
Thunder Bay River Watershed, Evans Creek
Liske Road
Wilson Twp,
Alpena County
Information collected by:
Site Location
GPS Coordinates: 44.95365
, -83.64965
T30N
R6E
Sec 36
Owned by Private
Fish Passability 1
Structure is NOT Perched
Total Erosion: 0.5213 tons/year
Severity: Moderate
Year Inventoried: 2017
Site ID
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: Round
Inlet Type: Projecting
Outlet Type: At Stream Grade
Structure Material: Concrete
Structure Substrate: None
General Conditions: Poor
Multiple Culverts/Spans | ||||
Culvert/Span | Width | Length | Height | Material |
1 |
2 ft. |
41 ft. |
2 ft. |
Metal |
2 |
2 ft. |
41 ft. |
2 ft. |
Metal |
Structure Interior: corrugated
Dimensions of Structure: Length 2 ft.
, Width 41 ft.
, Height 2 ft.
Structure is NOT Perched
Structure Inlet
Water Depth: 0.6 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 0.8 ft./sec.
Structure Outlet
Water Depth: 0.3 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 1.7 ft./sec.
*Water Velocities were measured 0.4 ft. below Surface
(with Meter)
Additional Comments
CULVERT #2 IS MAIN FLOW
Stream Information
Stream Flow: Less than Bankfull
Riffle Information
Water Depth: 0.3 ft.
Bankfull Width: 7.5 ft.
Wetted Width: 5 ft.
Water Velocity: 1.2 ft./sec.
(Measured with Meter)
Dominant Substrate: Cobble
Road Information
Gravel
County Road
Road Condition: Fair
Road Width at Culvert: 18 ft.
Location of Low Point: Other
Runoff Path: Ditch
Embankments
Upstream
Fill Depth: 5.2 ft.
Slope: 1:1
Downstream
Fill Depth: 4.9 ft.
Slope: 1:1.5
Approaches
Left Approach
Length: 240 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.438
Erosion: 0.5213 tons/year
Right Approach
Length: 0 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.26
Erosion: 0 tons/year
Erosion Information
Total Erosion at Crossing: 0.5213 tons/year
Extent of Erosion: Minor
Erosion is occurring and corrective actions can be installed to address the problem.
Summary Information
Fish Passability 1
Erosion is an area of concern for this site.
Local property owner commented on how this site experience a near washout occurred the previous year, but there was no real evidence or likelihood that this occurred
These non-native species were observerd at this site: Reed Canary Grass