Road Stream Crossing Site RIF_AR117

Rifle River Watershed, Saverine Creek
Hull Rd
Arenac Twp, Arenac County
Information collected by:
Huron Pines
Site Location
GPS Coordinates: 44.02719 , -83.90703
T19n R5E Sec 20
Fish Passability 0.5
Structure is NOT Perched
Total Erosion: 0.8487 tons/year
Severity: Moderate
Year Inventoried: 2012
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: Open Bottom Square/Rectangle
Inlet Type: Wingwall 10-30 Degree
Outlet Type: At Stream Grade
Structure Material: Concrete
Structure Substrate: Rock
General Conditions: Poor
Structure Interior: smooth
Dimensions of Structure: Length 22 ft. , Width 13 ft. , Height 6.7 ft.
Structure is NOT Perched
Structure Inlet
Water Depth: 0.3 ft.
Water Velocity*: 2 ft./sec.
Structure Outlet
Water Depth: 0.3 ft.
Water Velocity*: 1.5 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 0 ft. , Width 0 ft. , Depth 0 ft.
Riffle Information
Water Depth: 0.4 ft.
Bankfull Width: 8.4 ft.
Wetted Width: 6.4 ft.
Water Velocity: 1 ft./sec. (Measured with Float Test)
Dominant Substrate: Sand
Road Information
Gravel County Road
Road Condition: Fair
Road Width at Culvert: 15 ft.
Location of Low Point: At Stream
Runoff Path: Ditch
Embankments
Upstream
Fill Depth: 1.1 ft.
Slope: Vertical
Downstream
Fill Depth: 1 ft.
Slope: Vertical
Approaches
Left Approach
Length: 333 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.467
Erosion: 0.6421 tons/year
Right Approach
Length: 1000 ft.
Slope: Less Than 1%
Vegetation: Heavy
LS Factor: 0.05
Erosion: 0.2066 tons/year
Erosion Information
Total Erosion at Crossing: 0.8487 tons/year
Extent of Erosion: Stabilized
Summary Information
Fish Passability 0.5