Road Stream Crossing Site BEAR_BC100
Bear Creek Watershed, Boswell Creek
Two-track south off Brewer Rd
Dickson Twp,
Manistee County
Information collected by:
Site Location
GPS Coordinates: 44.31376
, -86.01716
T22N
R14W
Sec 9
Owned by Private
Fish Passability 0.9
Structure is NOT Perched
Total Erosion: 0.2204 tons/year
Severity: Minor
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: Round
Inlet Type: Projecting
Outlet Type: At Stream Grade
Structure Material: Metal
Structure Substrate: Sand
General Conditions: Fair
Structure Interior: smooth
Dimensions of Structure: Length 40 ft.
, Width 3 ft.
, Height 3 ft.
Structure is NOT Perched
Structure Inlet
Water Depth: 0.61 ft.
Embedded Depth of Structure: 0.5 ft.
Water Velocity*: 0.4 ft./sec.
Structure Outlet
Water Depth: 0.53 ft.
Embedded Depth of Structure: 0.5 ft.
Water Velocity*: 0.6 ft./sec.
*Water Velocities were measured 0.32 ft. below Surface
(with Meter)
Stream Information
Stream Flow: Less than Bankfull
Riffle Information
Water Depth: 0.8 ft.
Bankfull Width: 7.3 ft.
Wetted Width: 6.2 ft.
Water Velocity: 0.5 ft./sec.
(Measured with Meter)
Dominant Substrate: Sand
Road Information
Gravel
County Road
(Seasonal)
Road Condition: Fair
Road Width at Culvert: 8 ft.
Location of Low Point: At Stream
Runoff Path: Ditch
Embankments
Upstream
Fill Depth: 4 ft.
Slope: 1:1
Downstream
Fill Depth: 4.5 ft.
Slope: 1:1
Approaches
Left Approach
Length: 1000 ft.
Slope: Less Than 1%
Vegetation: Heavy
LS Factor: 0.05
Erosion: 0.1102 tons/year
Right Approach
Length: 1000 ft.
Slope: Less Than 1%
Vegetation: Heavy
LS Factor: 0.05
Erosion: 0.1102 tons/year
Erosion Information
Total Erosion at Crossing: 0.2204 tons/year
Summary Information
Fish Passability 0.9