Road Stream Crossing Site EBIO016
Au Gres River Watershed, Drainage Ditch
Ora Lake Rd
Plainfield Twp,
Iosco County
Information collected by:
Site Location
GPS Coordinates: 44.384944
, -83.830056
T23N
R5E
Sec 16
Owned by Private
Fish Passability 0
Perch Height: 0.1 ft.
Total Erosion: 0.4432 tons/year
Severity: Severe
Year Inventoried: 2014
Crossing Information
Type of Crossing: culvert(s)
Number of Structures: 1
Structure Shape: Round
Inlet Type: Projecting
Outlet Type: At Stream Grade
Structure Material: Plastic
Structure Substrate: Sand
General Conditions: Fair
Structure Interior: corrugated
Dimensions of Structure: Length 130 ft.
, Width 4.2 ft.
, Height 4.2 ft.
Percentage Crushed:
Inlet: 0%
Outlet: 0%
In Pipe: 1% to 25%
Perch Height: 0.1 ft.
Structure Inlet
Water Depth: 0.5 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 0.1 ft./sec.
Structure Outlet
Water Depth: 0.9 ft.
Embedded Depth of Structure: 0.1 ft.
Water Velocity*: 0 ft./sec.
*Water Velocities were measured 0.5 ft. below Surface
(with Meter)
Stream Information
Stream Flow: Less than 1/2 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: 0.2 ft.
Bankfull Width: 6 ft.
Wetted Width: 2 ft.
Water Velocity: 0.9 ft./sec.
(Measured with Meter)
Dominant Substrate: Clay
Road Information
Paved
County Road
Road Condition: Good
Road Width at Culvert: 23 ft.
Location of Low Point: At Stream
Runoff Path: Ditch
Embankments
Upstream
Fill Depth: 7 ft.
Slope: More than 1:2
Downstream
Fill Depth: 7 ft.
Slope: More than 1:2
Approaches
Left Approach
Length: 585 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.517
Erosion: 0.23 tons/year
Right Approach
Length: 550 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.51
Erosion: 0.2133 tons/year
Erosion Information
Total Erosion at Crossing: 0.4432 tons/year
Notes: No erosion apparent
Summary Information
Fish Passability 0