Road Stream Crossing Site TBW_TBAC144

Thunder Bay River Watershed, Buff Creek
Richardson Road
Hawes Twp, Alcona County
Information collected by:
Huron Pines
Site Location
GPS Coordinates: 44.696937 , -83.60693
T27N R7E Sec 33
Owned by Private
Fish Passability 0
Perch Height: 0.8 ft.
Total Erosion: 1.0997 tons/year
Severity: Severe
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: Round
Inlet Type: Projecting
Outlet Type: Freefall into Pool
Structure Material: Metal
Structure Substrate: None
General Conditions: Poor
Structure Interior: corrugated
Dimensions of Structure: Length 180 ft. , Width 2.1 ft. , Height 2.1 ft.
Percentage Plugged: Inlet: 76% to 100%
Perch Height: 0.8 ft.
Water Depth: 0 ft.
Water Velocity*: 0.5 ft./sec.
Structure Outlet
Water Depth: 0.5 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 3 ft./sec.
*Water Velocities were measured at the Surface (with Float Test)
Stream Information
Stream Flow: Less than Bankfull
Scour Pool: Length 13 ft. , Width 8 ft. , Depth 1.9 ft.
Riffle Information
Water Depth: 0.4 ft.
Bankfull Width: 13 ft.
Wetted Width: 8 ft.
Water Velocity: 1 ft./sec. (Measured with Float Test)
Dominant Substrate: Cobble
Road Information
Paved County Road
Road Condition: Fair
Road Width at Culvert: 22 ft.
Location of Low Point: At Stream
Runoff Path: Roadway
Embankments
Upstream
Fill Depth: 8.3 ft.
Slope: Vertical
Downstream
Fill Depth: 11 ft.
Slope: 1:1
Approaches
Left Approach
Length: 445 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.489
Erosion: 0.1583 tons/year
Right Approach
Length: 707 ft.
Slope: 6% to 10%
Vegetation: Heavy
LS Factor: 1.831
Erosion: 0.9414 tons/year
Erosion Information
Total Erosion at Crossing: 1.0997 tons/year
Extent of Erosion: Moderate
Erosion is occurring and corrective actions can be installed to address the problem.
Notes: CONCRETE COLLAPSE AROUND INLET. OLD COLLAPSE AND NOT SURE OF THE CURRENT CONDITION DUE TO DEBRIS AROUND INLET
Summary Information
Fish Passability 0
Fish Passage is an area of concern for this site. PLUGGED AND PERCH
A future visit to this site is recommended. SITE IS IN POOR CONDITION
These non-native species were observerd at this site: Autumn Olive