Road Stream Crossing Site RIF_OG40
Rifle River Watershed, Unnamed Creek
Sensbaugh
Cumming Twp,
Ogemaw County
Information collected by:
Site Location
GPS Coordinates: 44.3689
, -84.01501
T23N
R3E
Sec 25
Fish Passability 0
Perch Height: 0.2 ft.
Total Erosion: 2.9421 tons/year
Severity: Severe
Year Inventoried: 2012
Crossing Information
Type of Crossing: culvert(s)
Number of Structures: 2
Structure Shape: Round
Inlet Type: Projecting
Outlet Type: Freefall into Pool
Structure Material: Metal
Structure Substrate: None
General Conditions: Good
Multiple Culverts/Spans | ||||
Culvert/Span | Width | Length | Height | Material |
2 |
2 ft. |
25 ft. |
2 ft. |
Metal |
Structure Interior: corrugated
Dimensions of Structure: Length 25 ft.
, Width 2 ft.
, Height 2 ft.
Perch Height: 0.2 ft.
Structure Inlet
Water Depth: 0.3 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 0.7 ft./sec.
Structure Outlet
Water Depth: 0.1 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 0.7 ft./sec.
*Water Velocities were measured at the Surface
(with Float Test)
Stream Information
Stream Flow: Less than 1/2 Bankfull
Scour Pool: Length 17.2 ft.
, Width 14.6 ft.
, Depth 1.2 ft.
Upstream Pond: Length 16.8 ft.
, Width 14.3 ft.
, Depth 0 ft.
Riffle Information
Water Depth: 0.1 ft.
Bankfull Width: 11.4 ft.
Wetted Width: 4.2 ft.
Water Velocity: 1 ft./sec.
(Measured with Float Test)
Dominant Substrate: Gravel
Road Information
Gravel
County Road
Road Condition: Fair
Road Width at Culvert: 13 ft.
Location of Low Point: At Stream
Runoff Path: Ditch
Embankments
Upstream
Fill Depth: 1.8 ft.
Slope: 1:2
Downstream
Fill Depth: 2 ft.
Slope: 1:2
Approaches
Left Approach
Length: 633 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.525
Erosion: 1.19 tons/year
Right Approach
Length: 862 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.556
Erosion: 1.717 tons/year
Erosion Information
Total Erosion at Crossing: 2.9421 tons/year
Extent of Erosion: Minor
Erosion is occurring and corrective actions can be installed to address the problem.
Notes: upstream side only all sides of scour pool, right and left in between culvert pipes
Location of Erosion | Erosion Dimensions | Eroded Material | Material Eroded | Total Erosion | ||
facing downstream | Length | Width | Depth | Reaching Stream? | (tons/year) | |
Right Downstream |
3.8 ft. |
8.5 ft. |
6.4 ft. |
yes |
Sand |
0.0268 |
Right Downstream |
4.7 ft. |
3 ft. |
0.7 ft. |
yes |
Sand |
0.0036 |
Left Downstream |
4.3 ft. |
1.9 ft. |
1 ft. |
yes |
Sand |
0.0047 |
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