Road Stream Crossing Site AUS_AL015
Au Sable River Watershed, Smith Creek
Brodie Rd
Curtis Twp,
Alcona County
Information collected by:
Site Location
GPS Coordinates: 44.53949
, -83.84654
T25N
R05E
Sec 20,21
Owned by Private
Fish Passability 0.5
Structure is NOT Perched
Total Erosion: 2.9794 tons/year
Severity: Severe
Year Inventoried: 2013
Site ID
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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: Fair
Structure Interior: corrugated
Dimensions of Structure: Length 36 ft.
, Width 1.3 ft.
, Height 1.3 ft.
Percentage Plugged:
Inlet: 26% to 50%
Outlet: 26% to 50%
In Pipe: 0%
Structure is NOT Perched
Structure Inlet
Water Depth: 0.9 ft.
Embedded Depth of Structure: 0.5 ft.
Water Velocity*: 0 ft./sec.
Structure Outlet
Water Depth: 0.7 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 0 ft./sec.
*Water Velocities were measured at the Surface
(with Meter)
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
Sand
County Road
Road Condition: Good
Road Width at Culvert: 24 ft.
Location of Low Point: At Stream
Runoff Path: Roadway
Fill Depth: 0 ft.
Slope: More than 1:2
Fill Depth: 0 ft.
Slope: More than 1:2
Approaches
Left Approach
Length: 396 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.479
Erosion: 1.2546 tons/year
Right Approach
Length: 518 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.504
Erosion: 1.7247 tons/year
Erosion Information
Total Erosion at Crossing: 2.9794 tons/year
Summary Information
Fish Passability 0.5
A future visit to this site is recommended. Unplug culvert