Road Stream Crossing Site AUS_PR117

Au Sable River Watershed, Surface Drain
Cruzen Rd
Gustin Twp, Alcona County
Information collected by:
Huron Pines
Site Location
GPS Coordinates: 44.62302 , -83.46334
T26N R08E Sec 27,28
Owned by Private
Fish Passability 0.5
Structure is NOT Perched
Total Erosion: 0.1622 tons/year
Severity: Moderate
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: New
Structure Interior: corrugated
Dimensions of Structure: Length 64 ft. , Width 3 ft. , Height 3 ft.
Percentage Crushed: Inlet: 0% Outlet: 0% In Pipe: 1% to 25%
Structure is NOT Perched
Water Depth: 0 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 0 ft./sec.
Water Depth: 0 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 0 ft./sec.
Additional Comments
The landowner nearby says the culvert was replaced within last few years.
Stream Information
Stream Flow: None
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 ft.
Bankfull Width: 0 ft.
Wetted Width: 0 ft.
Water Velocity: 0 ft./sec.
Road Information
Paved County Road
Road Condition: Good
Road Width at Culvert: 26.5 ft.
Location of Low Point: Other
Runoff Path: Ditch
Embankments
Upstream
Fill Depth: 1.6 ft.
Slope: More than 1:2
Downstream
Fill Depth: 1.9 ft.
Slope: More than 1:2
Approaches
Left Approach
Length: 0 ft.
Slope: Less Than 1%
Vegetation: Heavy
LS Factor: 0.05
Erosion: 0 tons/year
Right Approach
Length: 382.4 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.476
Erosion: 0.1596 tons/year
Erosion Information
Total Erosion at Crossing: 0.1622 tons/year
Extent of Erosion: Minor
Erosion is occurring and corrective actions can be installed to address the problem.
Notes: Vegetation is growing in and around the erosion.
Location of Erosion
Erosion Dimensions
Eroded Material
Material Eroded
Total Erosion
facing downstream
Length
Width
Depth
Reaching Stream?
(tons/year)
Left Upstream Embankment
8 ft.
1.1 ft.
0.3 ft.
no
Sand
0.0026
Summary Information
Fish Passability 0.5
These non-native species were observerd at this site: Mullein, Autumn Olive