Road Stream Crossing Site RIF_OG69

Rifle River Watershed, Rifle River
M-55
Churchill Twp, Ogemaw County
Information collected by:
Huron Pines
Site Location
GPS Coordinates: 44.27702 , -84.07977
T22N R3E Sec 21
Fish Passability 0
Structure is NOT Perched
Severity: Severe
Year Inventoried: 2012
Inlet
Outlet
Upstream Conditions
Downstream Conditions
Road Approach - Left
Road Approach - Right
Crossing Information
Type of Crossing: Bridge
Structure Shape: Open Bottom Square/Rectangle
Inlet Type: Projecting
Outlet Type: At Stream Grade
Structure Material: Metal
Structure Substrate: Rock
General Conditions: Good
Structure Interior: smooth
Dimensions of Structure: Length 39.2 ft. , Width 66 ft. , Height 27.2 ft.
Structure is NOT Perched
Structure Inlet
Water Depth: 1.4 ft.
Water Velocity*: 3.1 ft./sec.
Structure Outlet
Water Depth: 1.9 ft.
Water Velocity*: 1.7 ft./sec.
*Water Velocities were measured 0.75 ft. below Surface (with Meter)
Stream Information
Stream Flow: Less than 1/2 Bankfull
Scour Pool: Length 40 ft. , Width 78 ft. , Depth 2.5 ft.
Upstream Pond: Length 0 ft. , Width 0 ft. , Depth 0 ft.
Riffle Information
Water Depth: 1.4 ft.
Bankfull Width: 63 ft.
Wetted Width: 57 ft.
Water Velocity: 2.7 ft./sec. (Measured with Meter)
Dominant Substrate: Cobble
Road Information
Paved State Road
Road Condition: Fair
Road Width at Culvert: 25.7 ft.
Location of Low Point: Other
Runoff Path: Ditch
Embankments
Upstream
Fill Depth: 4.2 ft.
Slope: Vertical
Downstream
Fill Depth: 4 ft.
Slope: Vertical
Length: 704 ft.
Slope: 6% to 10%
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
A future visit to this site is recommended. fish passage hoh velocity is 3.1 f/s