Road Stream Crossing Site AUS_PR067
Au Sable River Watershed, Surface Drain
Fowler Rd
Gustin Twp,
Alcona County
Information collected by:
Site Location
GPS Coordinates: 44.62709
, -83.40942
T26N
R08E
Sec 23,26
Owned by Private
Fish Passability 0.5
Structure is NOT Perched
Total Erosion: 0.2405 tons/year
Severity: Moderate
Year Inventoried: 2012
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: Fair
Structure Interior: corrugated
Dimensions of Structure: Length 61 ft.
, Width 4 ft.
, Height 4 ft.
Structure is NOT Perched
Structure Inlet
Water Depth: 2.5 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 0 ft./sec.
Structure Outlet
Water Depth: 3 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 0 ft./sec.
*Water Velocities were measured at the Surface
(with Meter)
Additional Comments
There is not really a riffle. After the scour pool, stream narrows into 5 foot channel and then disappears into marshy vegetation.
Stream Information
Stream Flow: Less than 1/2 Bankfull
Scour Pool: Length 25 ft.
, Width 18 ft.
, Depth 3.4 ft.
Upstream Pond: Length 15 ft.
, Width 30 ft.
, Depth 3.5 ft.
Riffle Information
Water Depth: 0 ft.
Bankfull Width: 0 ft.
Wetted Width: 0 ft.
Water Velocity: 0 ft./sec.
Dominant Substrate: Organics
Road Information
Paved
County Road
Road Condition: Fair
Road Width at Culvert: 23 ft.
Location of Low Point: Other
Runoff Path: Roadway
Embankments
Upstream
Fill Depth: 3.6 ft.
Slope: More than 1:2
Downstream
Fill Depth: 4.4 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: 607 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.521
Erosion: 0.2405 tons/year
Erosion Information
Total Erosion at Crossing: 0.2405 tons/year
Summary Information
Fish Passability 0.5
A future visit to this site is recommended. The water is extremely polluted-very cloudy and full of algae.
These non-native species were observerd at this site: Sweet Clover, Spotted Knapweed, Reed Canarygrass?