Road Stream Crossing Site AGIO002
Au Gres River Watershed, Tributary of Au Gres River
Siegrist Rd
Reno Twp,
Iosco County
Information collected by:
Site Location
GPS Coordinates: 44.2791
, -83.88356
T22N
R5E
Sec 19
Owned by Private
Fish Passability 0
Perch Height: 0.9 ft.
Total Erosion: 1.6695 tons/year
Severity: Severe
Year Inventoried: 2014
Site ID
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: Plastic
Structure Substrate: None
General Conditions: Good
Structure Interior: corrugated
Dimensions of Structure: Length 79 ft.
, Width 4 ft.
, Height 4 ft.
Perch Height: 0.9 ft.
Structure Inlet
Water Depth: 0.3 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 0 ft./sec.
Structure Outlet
Water Depth: 0.1 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 0.3 ft./sec.
*Water Velocities were measured 0.3 ft. below Surface
(with Meter)
Stream Information
Stream Flow: Less than 1/2 Bankfull
Scour Pool: Length 27 ft.
, Width 12 ft.
, Depth 2.1 ft.
Upstream Pond: Length 0 ft.
, Width 0 ft.
, Depth 0 ft.
Riffle Information
Water Depth: 0.1 ft.
Bankfull Width: 11 ft.
Wetted Width: 2.4 ft.
Water Velocity: 0.1 ft./sec.
(Measured with Meter)
Dominant Substrate: Gravel
Road Information
Gravel
County Road
Road Condition: Good
Road Width at Culvert: 22 ft.
Location of Low Point: At Stream
Runoff Path: Ditch
Embankments
Upstream
Fill Depth: 2.8 ft.
Slope: More than 1:2
Downstream
Fill Depth: 2.4 ft.
Slope: More than 1:2
Approaches
Left Approach
Length: 367 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.473
Erosion: 1.053 tons/year
Right Approach
Length: 233 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.437
Erosion: 0.6165 tons/year
Erosion Information
Total Erosion at Crossing: 1.6695 tons/year
Notes: None.
Summary Information
Fish Passability 0
These non-native species were observerd at this site: Spotted Knapweed