Road Stream Crossing Site EBIO012

Au Gres River Watershed, Tributary of Smith Creek
M-65
Plainfield Twp, Iosco County
Information collected by:
Huron Pines
Site Location
GPS Coordinates: 44.44369 , -83.80493
T24N R5E Sec 26 & 27
Owned by Private
Fish Passability 0.9
Structure is NOT Perched
Total Erosion: 0.7788 tons/year
Severity: Moderate
Year Inventoried: 2014
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: Apron
Outlet Type: At Stream Grade
Structure Material: Metal
Structure Substrate: Sand
General Conditions: Good
Structure Interior: corrugated
Dimensions of Structure: Length 64 ft. , Width 1.8 ft. , Height 1.8 ft.
Structure is NOT Perched
Structure Inlet
Water Depth: 0.5 ft.
Embedded Depth of Structure: 0.1 ft.
Water Velocity*: 0.2 ft./sec.
Structure Outlet
Water Depth: 1 ft.
Embedded Depth of Structure: 0.1 ft.
Water Velocity*: 0.1 ft./sec.
*Water Velocities were measured 0.5 ft. below Surface (with Meter)
Additional Comments
Flows into flooded swamp, not able to measure a riffle.
Stream Information
Stream Flow: Less than 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 ft.
Bankfull Width: 0 ft.
Wetted Width: 0 ft.
Water Velocity: 0 ft./sec.
Road Information
Paved State Road
Road Condition: Good
Road Width at Culvert: 38 ft.
Location of Low Point: At Stream
Runoff Path: Ditch
Embankments
Upstream
Fill Depth: 2.6 ft.
Slope: More than 1:2
Downstream
Fill Depth: 3 ft.
Slope: More than 1:2
Approaches
Left Approach
Length: 1000 ft.
Slope: Less Than 1%
Vegetation: Heavy
LS Factor: 0.05
Erosion: 0.0628 tons/year
Right Approach
Length: 1000 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.57
Erosion: 0.716 tons/year
Erosion Information
Total Erosion at Crossing: 0.7788 tons/year
Notes: No apparent erosion.
Summary Information
Fish Passability 0.9
These non-native species were observerd at this site: Spotted Knapweed