Road Stream Crossing Site RIF_OG81
Rifle River Watershed, Woods Creek
Finerty Rd
West Branch Twp,
Ogemaw County
Information collected by:
Site Location
GPS Coordinates: 44.2915
, -84.22358
T22N
R2E
Sec 20
Fish Passability 0
Perch Height: 0.4 ft.
Total Erosion: 0.5036 tons/year
Severity: Severe
Year Inventoried: 2012
Crossing Information
Type of Crossing: culvert(s)
Number of Structures: 1
Structure Shape: Pipe Arch
Inlet Type: Projecting
Outlet Type: Freefall into Pool
Structure Material: Metal
General Conditions: Fair
Structure Interior: corrugated
Dimensions of Structure: Length 124 ft.
, Width 7 ft.
Perch Height: 0.4 ft.
Structure Inlet
Water Depth: 1.3 ft.
Embedded Depth of Structure: 1 ft.
Water Velocity*: 0.8 ft./sec.
Structure Outlet
Water Depth: 0.4 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 3 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: 0.7 ft.
Bankfull Width: 12.3 ft.
Wetted Width: 10.3 ft.
Water Velocity: 1 ft./sec.
(Measured with Float Test)
Dominant Substrate: Gravel
Road Information
Paved
County Road
Road Condition: Fair
Road Width at Culvert: 22 ft.
Location of Low Point: At Stream
Runoff Path: Ditch
Embankments
Upstream
Fill Depth: 7 ft.
Slope: More than 1:2
Downstream
Fill Depth: 4 ft.
Slope: More than 1:2
Approaches
Left Approach
Length: 692 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.534
Erosion: 0.2686 tons/year
Right Approach
Length: 462 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.492
Erosion: 0.1654 tons/year
Erosion Information
Total Erosion at Crossing: 0.5036 tons/year
Extent of Erosion: Moderate
Erosion is occurring and corrective actions can be installed to address the problem.
Notes: riprap installed
Location of Erosion | Erosion Dimensions | Eroded Material | Material Eroded | Total Erosion | ||
facing downstream | Length | Width | Depth | Reaching Stream? | (tons/year) | |
Left Downstream |
8.2 ft. |
4.7 ft. |
1.1 ft. |
yes |
Sand |
0.0695 |
Summary Information
Fish Passability 0
Fish Passage is an area of concern for this site.
perched culvert
A future visit to this site is recommended. fish passage