Road Stream Crossing Site RIF_OG232
Rifle River Watershed, Tributary
Wiltse Rd
Hill Twp,
Ogemaw County
Information collected by:
Site Location
GPS Coordinates: 44.3864
, -84.00508
T23N
R4E
Sec 18
Fish Passability 0.5
Total Erosion: 0.933 tons/year
Severity: Moderate
Year Inventoried: 2012
Crossing Information
Type of Crossing: culvert(s)
Number of Structures: 1
Structure Shape: Round
Inlet Type: Projecting
Outlet Type: At Stream Grade
Structure Material: Metal
Structure Substrate: None
General Conditions: Fair
Structure Interior: corrugated
Dimensions of Structure: Length 30 ft.
, Width 2.5 ft.
, Height 2.5 ft.
Structure Inlet
Water Depth: 0.2 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 0.1 ft./sec.
Structure Outlet
Water Depth: 0.3 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 0.1 ft./sec.
*Water Velocities were measured at the Surface
(with Float Test)
Stream Information
Stream Flow: Less than 1/2 Bankfull
Scour Pool: Length 8.6 ft.
, Width 3.1 ft.
, Depth 0.3 ft.
Upstream Pond: Length 2.9 ft.
, Width 4.2 ft.
, Depth 0 ft.
Riffle Information
Water Depth: 0.4 ft.
Bankfull Width: 5.4 ft.
Wetted Width: 3.6 ft.
Water Velocity: 0.1 ft./sec.
(Measured with Float Test)
Dominant Substrate: Sand
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: 0.2 ft.
Slope: More than 1:2
Downstream
Fill Depth: 0 ft.
Slope: More than 1:2
Approaches
Left Approach
Length: 369 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.474
Erosion: 0.8669 tons/year
Right Approach
Length: 251 ft.
Slope: Less Than 1%
Vegetation: Heavy
LS Factor: 0.05
Erosion: 0.0622 tons/year
Erosion Information
Total Erosion at Crossing: 0.933 tons/year
Extent of Erosion: Minor
Notes: little minor erosion, sand, grass down
Location of Erosion | Erosion Dimensions | Eroded Material | Material Eroded | Total Erosion | ||
facing downstream | Length | Width | Depth | Reaching Stream? | (tons/year) | |
Right Upstream |
3.8 ft. |
4.8 ft. |
0.9 ft. |
yes |
Sand |
0.0038 |
Summary Information
Fish Passability 0.5