Road Stream Crossing Site RIF_OG233

Rifle River Watershed, Unnamed Creek
Cumming Twp, Ogemaw County
Information collected by:
Huron Pines
Site Location
GPS Coordinates: 44.35307 , -84.01469
T23N R3E Sec 25
Fish Passability 0
Structure is NOT Perched
Total Erosion: 2.3597 tons/year
Severity: Severe
Year Inventoried: 2012
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: Metal
Structure Substrate: None
General Conditions: Fair
Structure Interior: corrugated
Dimensions of Structure: Length 30 ft. , Width 1.2 ft. , Height 1.2 ft.
Structure is NOT Perched
Water Depth: 0 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 0 ft./sec.
Water Depth: 0 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 0 ft./sec.
*Water Velocities were measured at the Surface (with Float Test)
Stream Information
Stream Flow: Less than 1/2 Bankfull
Scour Pool: Length 14 ft. , Width 13.8 ft. , Depth 0.3 ft.
Upstream Pond: Length 9.7 ft. , Width 15.3 ft. , Depth 0 ft.
Riffle Information
Water Depth: 0.6 ft.
Bankfull Width: 6.2 ft.
Wetted Width: 4 ft.
Water Velocity: 0 ft./sec. (Measured with Float Test)
Dominant Substrate: Organics
Road Information
Gravel County Road
Road Condition: Fair
Road Width at Culvert: 15 ft.
Location of Low Point: At Stream
Runoff Path: Ditch
Embankments
Upstream
Fill Depth: 1.3 ft.
Slope: 1:1.5
Downstream
Fill Depth: 1 ft.
Slope: 1:1.5
Approaches
Left Approach
Length: 515 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.503
Erosion: 1.0704 tons/year
Right Approach
Length: 600 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.52
Erosion: 1.2893 tons/year
Erosion Information
Total Erosion at Crossing: 2.3597 tons/year
Extent of Erosion: Minor
Notes: just erosion on down stream side of culvert on bothsides of road, on both sides of stream
Summary Information
Fish Passability 0
Fish Passage is an area of concern for this site. perched culvert
A future visit to this site is recommended. perched culvert