Road Stream Crossing Site BT_B038

Betsie River Watershed, Dair Creek
Weldon Rd
Weldon Twp, Benzie County
Information collected by:
GPS Coordinates: 44.57442 , -85.97738
T25N R14W Sec 10
Owned by State
Fish Passability 0.9
Total Erosion: 0.7357 tons/year
Severity: Moderate
Year Inventoried: 2014
Site Location
Inlet
Outlet
Upstream Conditions
Downstream Conditions
Road Approach - Left
Road Approach - Right
Crossing Information
Type of Crossing: culvert(s)
Number of Culverts: 1
Structure Shape: Round
Inlet Type: Projecting
Outlet Type: At Stream Grade
Structure Material: Metal
Structure Substrate: None
General Conditions: Fair
Dimensions of Structure: Length 24 ft. , Width 1.5 ft. , Height 1.5 ft.
Percentage Crushed: Inlet: 0% Outlet: 1% to 25% In Pipe: 0%
Structure Inlet
Water Depth: 0.5 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 1.3 ft./sec.
Structure Outlet
Water Depth: 0.5 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 1.2 ft./sec.
*Water Velocities were measured 0.4 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: 0.5 ft.
Bankfull Width: 6.5 ft.
Wetted Width: 3.6 ft.
Water Velocity: 0.8 ft./sec. (Measured with Meter)
Dominant Substrate: Sand
Road Information
Sand Other Road (Seasonal)
Road Condition: Poor
Road Width at Culvert: 9 ft.
Location of Low Point: At Stream
Runoff Path: Roadway
Embankments
Upstream
Fill Depth: 1.5 ft.
Slope: More than 1:2
Downstream
Fill Depth: 1.5 ft.
Slope: More than 1:2
Approaches
Left Approach
Length: 350 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.47
Erosion: 0.4079 tons/year
Right Approach
Length: 290 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.456
Erosion: 0.3279 tons/year
Erosion Information
Total Erosion at Crossing: 0.7357 tons/year
Summary Information
Fish Passability 0.9