Road Stream Crossing Site RIF_OG249

Rifle River Watershed, Unnamed Creek
E. Peters Rd
Cumming Twp, Ogemaw County
Information collected by:
Huron Pines
Site Location
GPS Coordinates: 44.33477 , -84.03338
T23N R3E Sec 35
Fish Passability 0
Perch Height: 0.6 ft.
Total Erosion: 5.0783 tons/year
Severity: Severe
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: Round
Inlet Type: Projecting
Outlet Type: Freefall into Pool
Structure Material: Metal
Structure Substrate: None
General Conditions: Poor
Structure Interior: corrugated
Structure is Rusted through
Dimensions of Structure: Length 35 ft. , Width 3 ft. , Height 2.8 ft.
Perch Height: 0.6 ft.
Structure Inlet
Water Depth: 0.3 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 0.5 ft./sec.
Structure Outlet
Water Depth: 0.2 ft.
Embedded Depth of Structure: 0 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 30 ft. , Width 20 ft. , Depth 2.2 ft.
Upstream Pond: Length 7.9 ft. , Width 10.3 ft. , Depth 0 ft.
Riffle Information
Water Depth: 0.4 ft.
Bankfull Width: 6.5 ft.
Wetted Width: 4.8 ft.
Water Velocity: 0.2 ft./sec. (Measured with Float Test)
Dominant Substrate: Gravel
Road Information
Gravel County Road
Road Condition: Fair
Road Width at Culvert: 18 ft.
Location of Low Point: At Stream
Runoff Path: Ditch
Embankments
Upstream
Fill Depth: 0.6 ft.
Downstream
Fill Depth: 1 ft.
Slope: More than 1:2
Approaches
Left Approach
Length: 779 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.547
Erosion: 2.1124 tons/year
Right Approach
Length: 1000 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.57
Erosion: 2.8264 tons/year
Erosion Information
Total Erosion at Crossing: 5.0783 tons/year
Extent of Erosion: Moderate
Erosion is occurring and corrective actions can be installed to address the problem.
Location of Erosion
Erosion Dimensions
Eroded Material
Material Eroded
Total Erosion
facing downstream
Length
Width
Depth
Reaching Stream?
(tons/year)
Left Upstream
3.6 ft.
1.1 ft.
1.3 ft.
yes
Sand
0.036
Left Downstream
4.2 ft.
2.1 ft.
1.7 ft.
yes
Sand
0.055
Right Downstream
4.2 ft.
3.2 ft.
1.5 ft.
yes
Sand
0.0485
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. perched culvert