Road Stream Crossing Site RIF_OG267

Rifle River Watershed
3rd St
West Branch Twp, Ogemaw County
Information collected by:
Huron Pines
Site Location
GPS Coordinates: 44.28087 , -84.23856
T22N R2E Sec 19
Fish Passability 0.9
Structure is NOT Perched
Total Erosion: 0.0667 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: 2
Structure Shape: Pipe Arch
Inlet Type: Projecting
Outlet Type: At Stream Grade
Structure Material: Metal
Structure Substrate: Mixture
General Conditions: Fair
Structure Interior: corrugated
Dimensions of Structure: Length 41 ft. , Width 5.4 ft. , Height 3.4 ft.
Structure is NOT Perched
Structure Inlet
Water Depth: 0.6 ft.
Embedded Depth of Structure: 0.4 ft.
Water Velocity*: 0.5 ft./sec.
Structure Outlet
Water Depth: 0.4 ft.
Embedded Depth of Structure: 0.5 ft.
Water Velocity*: 0.2 ft./sec.
*Water Velocities were measured at the Surface (with Float Test)
Stream Information
Stream Flow: Less than 1/2 Bankfull
Scour Pool: Length 27 ft. , Width 14.9 ft. , Depth 0.7 ft.
Upstream Pond: Length 0 ft. , Width 0 ft. , Depth 0 ft.
Riffle Information
Water Depth: 0.3 ft.
Bankfull Width: 5.2 ft.
Wetted Width: 4.9 ft.
Water Velocity: 1 ft./sec. (Measured with Float Test)
Dominant Substrate: Cobble
Road Information
Paved Town Road
Road Condition: Fair
Road Width at Culvert: 28 ft.
Location of Low Point: At Stream
Runoff Path: Ditch
Embankments
Upstream
Fill Depth: 1.1 ft.
Slope: 1:1.5
Downstream
Fill Depth: 1 ft.
Slope: 1:1.5
Approaches
Left Approach
Length: 636 ft.
Slope: Less Than 1%
Vegetation: Partial
LS Factor: 0.06
Erosion: 0.0353 tons/year
Right Approach
Length: 546 ft.
Slope: Less Than 1%
Vegetation: Partial
LS Factor: 0.057
Erosion: 0.029 tons/year
Erosion Information
Total Erosion at Crossing: 0.0667 tons/year
Extent of Erosion: Minor
Location of Erosion
Erosion Dimensions
Eroded Material
Material Eroded
Total Erosion
facing downstream
Length
Width
Depth
Reaching Stream?
(tons/year)
Right Downstream
3.6 ft.
2.4 ft.
0.6 ft.
yes
Sand
0.0024
Summary Information
Fish Passability 0.9