Road Stream Crossing Site MAN_WE_001

Big Manistee River Watershed, Peterson Creek
7 Rd
South Branch Twp, Wexford County
Information collected by:
Site Location
GPS Coordinates: 44.22784 , -85.76002
T21N R12W Sec 9
Owned by Federal
Fish Passability 0.9
Structure is NOT Perched
Total Erosion: 0.2139 tons/year
Severity: Minor
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: At Stream Grade
Structure Material: Metal
Structure Substrate: Sand
General Conditions: Good
Structure Interior: corrugated
Dimensions of Structure: Length 60 ft. , Width 5 ft. , Height 3.4 ft.
Structure is NOT Perched
Structure Inlet
Water Depth: 0.6 ft.
Embedded Depth of Structure: 1.6 ft.
Water Velocity*: 1.6 ft./sec.
Structure Outlet
Water Depth: 0.7 ft.
Embedded Depth of Structure: 2 ft.
Water Velocity*: 1.5 ft./sec.
*Water Velocities were measured 0.3 ft. below Surface (with Meter)
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: 1.2 ft.
Bankfull Width: 10.1 ft.
Wetted Width: 9.3 ft.
Water Velocity: 1.5 ft./sec. (Measured with Meter)
Dominant Substrate: Sand
Road Information
Paved County Road (Seasonal)
Road Condition: Good
Road Width at Culvert: 16 ft.
Location of Low Point: At Stream
Runoff Path: Roadway
Embankments
Upstream
Fill Depth: 2.2 ft.
Slope: More than 1:2
Downstream
Fill Depth: 3.2 ft.
Slope: More than 1:2
Approaches
Left Approach
Length: 720 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.538
Erosion: 0.2049 tons/year
Right Approach
Length: 340 ft.
Slope: Less Than 1%
Vegetation: Heavy
LS Factor: 0.05
Erosion: 0.009 tons/year
Erosion Information
Total Erosion at Crossing: 0.2139 tons/year
Summary Information
Fish Passability 0.9