Road Stream Crossing Site AUS_OS075
Au Sable River Watershed, Tributary of Au Sable River
Cherry Creek Rd
Elmer Twp,
Oscoda County
Information collected by:
Site Location
GPS Coordinates: 44.68162
, -84.23618
T27N
R02E
Sec 31
Owned by State
Fish Passability 0
Perch Height: 0.4 ft.
Total Erosion: 1.0595 tons/year
Severity: Severe
Year Inventoried: 2013
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: At Stream Grade
Structure Material: Metal
Structure Substrate: None
General Conditions: Poor
Structure Interior: corrugated
Dimensions of Structure: Length 47 ft.
, Width 3 ft.
, Height 2 ft.
Percentage Crushed:
In Pipe: 1% to 25%
Perch Height: 0.4 ft.
Structure Inlet
Water Depth: 1 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 0.273 ft./sec.
Structure Outlet
Water Depth: 0.4 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 2.307 ft./sec.
*Water Velocities were measured at the Surface
(with Float Test)
Stream Information
Stream Flow: Less than Bankfull
Scour Pool: Length 19 ft.
, Width 9 ft.
, Depth 1.3 ft.
Riffle Information
Water Depth: 0.3 ft.
Bankfull Width: 8 ft.
Wetted Width: 5 ft.
Water Velocity: 1.316 ft./sec.
(Measured with Float Test)
Dominant Substrate: Gravel
Road Information
Paved
County Road
Road Condition: Fair
Road Width at Culvert: 28 ft.
Location of Low Point: At Stream
Runoff Path: Ditch
Embankments
Upstream
Fill Depth: 1.9 ft.
Slope: More than 1:2
Downstream
Fill Depth: 2 ft.
Slope: More than 1:2
Approaches
Left Approach
Length: 1000 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.57
Erosion: 0.5276 tons/year
Right Approach
Length: 1000 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.57
Erosion: 0.5276 tons/year
Erosion Information
Total Erosion at Crossing: 1.0595 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) | |
Left Upstream |
3 ft. |
5 ft. |
1.5 ft. |
yes |
Sandy Loam |
0.0043 |
Summary Information
Fish Passability 0
A future visit to this site is recommended. Culvert is in poor overall condition
These non-native species were observerd at this site: Narrow-Leaved Cattail