Road Stream Crossing Site AUS_PR065
Au Sable River Watershed, Surface Drain
Mill Rd
Gustin Twp,
Alcona County
Information collected by:
Site Location
GPS Coordinates: 44.63143
, -83.46235
T26N
R08E
Sec 22
Owned by Private
Fish Passability 0
Perch Height: 0.2 ft.
Total Erosion: 0.5653 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: Freefall into Pool
Structure Material: Metal
Structure Substrate: None
General Conditions: Poor
Structure Interior: corrugated
Dimensions of Structure: Length 57 ft.
, Width 1.5 ft.
, Height 1.5 ft.
Percentage Crushed:
Inlet: 76% to 100%
Outlet: 0%
In Pipe: 0%
Perch Height: 0.2 ft.
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.
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: 30 ft.
Location of Low Point: Other
Runoff Path: Ditch
Embankments
Upstream
Fill Depth: 3.8 ft.
Slope: More than 1:2
Downstream
Fill Depth: 4.4 ft.
Slope: 1:2
Approaches
Left Approach
Length: 1000 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.57
Erosion: 0.5653 tons/year
Right Approach
Length: 0 ft.
Slope: Less Than 1%
Vegetation: Heavy
LS Factor: 0.05
Erosion: 0 tons/year
Erosion Information
Total Erosion at Crossing: 0.5653 tons/year
Summary Information
Fish Passability 0
Fish Passage is an area of concern for this site.
Yes, the inlet is crushed almost all the way to the ground which could present a barrier to fish passage and block water from going through.
A future visit to this site is recommended. To see how the culver behaves when water is present.
These non-native species were observerd at this site: Mullein, Sweet Clover, Autumn Olive