Road Stream Crossing Site RIF_OG82
Rifle River Watershed, Rifle River
State Rd
West Branch Twp,
Ogemaw County
Information collected by:
Site Location
GPS Coordinates: 44.29217
, -84.19984
T22N
R2E
Sec 16
Fish Passability 0.9
Structure is NOT Perched
Severity: Minor
Year Inventoried: 2012
Inlet
Outlet
Upstream Conditions
Downstream Conditions
Road Approach - Left
Road Approach - Right
Crossing Information
Type of Crossing: Bridge
Structure Shape: Square/Rectangle
Inlet Type: Wingwall 30-70 Degree
Outlet Type: At Stream Grade
Structure Material: Concrete
Structure Substrate: Sand
General Conditions: Good
Structure Interior: smooth
Dimensions of Structure: Length 39 ft.
, Width 11.4 ft.
, Height 6.5 ft.
Structure is NOT Perched
Structure Inlet
Water Depth: 2.1 ft.
Water Velocity*: 1 ft./sec.
Structure Outlet
Water Depth: 1.5 ft.
Water Velocity*: 1 ft./sec.
*Water Velocities were measured at the Surface
(with Float Test)
Stream Information
Stream Flow: Less than 1/2 Bankfull
Scour Pool: Length 0 ft.
, Width 0 ft.
, Depth 0 ft.
Upstream Pond: Length 15.1 ft.
, Width 35 ft.
, Depth 0 ft.
Riffle Information
Water Depth: 1.3 ft.
Bankfull Width: 23 ft.
Wetted Width: 20 ft.
Water Velocity: 1.5 ft./sec.
(Measured with Float Test)
Dominant Substrate: Gravel
Road Information
Paved
County Road
Road Condition: Good
Road Width at Culvert: 23 ft.
Location of Low Point: Other
Runoff Path: Ditch
Embankments
Upstream
Fill Depth: 2 ft.
Slope: Vertical
Downstream
Fill Depth: 1 ft.
Slope: Vertical
Length: 1000 ft.
Slope: 1% to 5%
Vegetation: Heavy
Vegetation: Heavy
Erosion Information
Extent of Erosion: Stabilized
Erosion is occurring and corrective actions can be installed to address the problem.
Summary Information
Fish Passability 0.9