Road Stream Crossing Site AUS_PR165

Au Sable River Watershed, Wallace Creek
Ford Rd
Curtis Twp, Alcona County
Information collected by:
Huron Pines
Site Location
GPS Coordinates: 44.53179 , -83.66531
T25N R06E Sec 25,26
Owned by Private
Fish Passability 0
Structure is NOT Perched
Total Erosion: 0.4764 tons/year
0.5 Upstream Miles
Severity: Severe
Year Inventoried: 2013
Site ID
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: Rock
General Conditions: Good
Structure Interior: corrugated
Dimensions of Structure: Length 56 ft. , Width 4.7 ft. , Height 5 ft.
Percentage Plugged: Inlet: 1% to 25% Outlet: 0% In Pipe: 0%
Structure is NOT Perched
Structure Inlet
Water Depth: 1.2 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 3.7 ft./sec.
Structure Outlet
Water Depth: 0.6 ft.
Embedded Depth of Structure: 0.4 ft.
Water Velocity*: 5.3 ft./sec.
*Water Velocities were measured at the Surface (with Meter)
Stream Information
Stream Flow: Less than Bankfull
Scour Pool: Length 0 ft. , Width 0 ft. , Depth 0 ft.
Upstream Pond: Length 0 ft. , Width 0 ft. , Depth 0 ft.
Riffle Information
Water Depth: 0.6 ft.
Bankfull Width: 18 ft.
Wetted Width: 11 ft.
Water Velocity: 1.9 ft./sec. (Measured with Meter)
Dominant Substrate: Cobble
Road Information
Paved County Road
Road Condition: Good
Road Width at Culvert: 25 ft.
Location of Low Point: At Stream
Runoff Path: Ditch
Embankments
Upstream
Fill Depth: 7 ft.
Slope: 1:2
Downstream
Fill Depth: 6.3 ft.
Slope: 1:2
Approaches
Left Approach
Length: 638 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.526
Erosion: 0.2772 tons/year
Right Approach
Length: 485 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.497
Erosion: 0.1992 tons/year
Erosion Information
Total Erosion at Crossing: 0.4764 tons/year
Extent of Erosion: Minor
Summary Information
Fish Passability 0
0.5 Upstream Miles
Fish Passage is an area of concern for this site. Inlet blocked by 2X4 wooden board
A future visit to this site is recommended. Remove board