Road Stream Crossing Site BEAR_BC095
Bear Creek Watershed, Big Bear Creek
Kerry Rd
Dickson Twp,
Manistee County
Information collected by:
Site Location
GPS Coordinates: 44.32711
, -86.03813
T22N
R14W
Sec 5
Owned by Private
Structure is NOT Perched
Total Erosion: 1.9186 tons/year
Severity: Severe
Year Inventoried: 2011
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: Pipe Arch
Inlet Type: Projecting
Outlet Type: At Stream Grade
Structure Material: Metal
Structure Substrate: None
General Conditions: Fair
Multiple Culverts/Spans | ||||
Culvert/Span | Width | Length | Height | Material |
1 |
14 ft. |
160 ft. |
9 ft. |
Metal |
2 |
14 ft. |
160 ft. |
9 ft. |
Metal |
Structure Interior: corrugated
Dimensions of Structure: Length 160 ft.
, Width 14 ft.
, Height 9 ft.
Structure is NOT Perched
Structure Inlet
Water Depth: 1.8 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 2.8 ft./sec.
Structure Outlet
Water Depth: 1.7 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 3.5 ft./sec.
*Water Velocities were measured 1.02 ft. below Surface
(with Meter)
Additional Comments
1) Inlet 1.1 feet above stream-bed as a result of scouring.
Stream Information
Stream Flow: Less than Bankfull
Scour Pool: Length 90 ft.
, Width 50 ft.
, Depth 5 ft.
Riffle Information
Water Depth: 0.85 ft.
Bankfull Width: 72.6 ft.
Wetted Width: 69.3 ft.
Water Velocity: 2.1 ft./sec.
(Measured with Meter)
Dominant Substrate: Sand
Road Information
Paved
County Road
Road Condition: Fair
Road Width at Culvert: 28 ft.
Location of Low Point: Other
Runoff Path: Ditch
Embankments
Upstream
Fill Depth: 25 ft.
Slope: 1:1
Downstream
Fill Depth: 25 ft.
Slope: 1:1
Approaches
Left Approach
Length: 800 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 2.05
Erosion: 1.8975 tons/year
Right Approach
Length: 0 ft.
Slope: Less Than 1%
Vegetation: Heavy
LS Factor: 0.05
Erosion: 0.0211 tons/year
Erosion Information
Total Erosion at Crossing: 1.9186 tons/year
Extent of Erosion: Minor
Notes:
Scouring under inlet as well as a scour pool at outlet.
Summary Information
Fish Passage is an area of concern for this site.
High velocities.
A future visit to this site is recommended.
Further assess potential fish passage.