Road Stream Crossing Site AUS_OS021
Au Sable River Watershed, Beaver Creek
Ruth Rd
Greenwood Twp,
Oscoda County
Information collected by:
Site Location
GPS Coordinates: 44.70365
, -84.27183
T27N
R01E
Sec 25,26
Owned by Private
Structure is NOT Perched
Total Erosion: 35.0002 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)
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 37 ft.
, Width 1.7 ft.
, Height 1.7 ft.
Structure is NOT Perched
Structure Inlet
Water Depth: 0.3 ft.
Embedded Depth of Structure: 0.7 ft.
Water Velocity*: 1 ft./sec.
Structure Outlet
Water Depth: 0.6 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 0.37 ft./sec.
*Water Velocities were measured at the Surface
(with Float Test)
Stream Information
Stream Flow: Less than Bankfull
Road Information
Gravel
County Road
Road Condition: Good
Road Width at Culvert: 20 ft.
Location of Low Point: At Stream
Runoff Path: Ditch
Fill Depth: 0 ft.
Slope: Vertical
Fill Depth: 3 ft.
Slope: More than 1:2
Approaches
Left Approach
Length: 378 ft.
Slope: 6% to 10%
Vegetation: Heavy
LS Factor: 1.501
Erosion: 3.1269 tons/year
Right Approach
Length: 1000 ft.
Slope: More Than 10%
Vegetation: Heavy
LS Factor: 5.785
Erosion: 31.8733 tons/year
Erosion Information
Total Erosion at Crossing: 35.0002 tons/year
Extent of Erosion: Minor
Summary Information
A future visit to this site is recommended. To check culvert condition. Culverts are extremely old and rusted.
These non-native species were observerd at this site: Canada Thistle