Road Stream Crossing Site BT_G017

Betsie River Watershed, Unknown (Near Tullers Lake)
Riley Rd
Green Lake Twp, Grand Traverse County
Information collected by:
GPS Coordinates: 44.64407 , -85.77688
T26N R12W Sec 16
Owned by Private
Fish Passability 0.9
Structure is NOT Perched
Total Erosion: 0.9798 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: 2
Structure Shape: Pipe Arch
Inlet Type: Projecting
Outlet Type: At Stream Grade
Structure Material: Metal
Structure Substrate: Sand
General Conditions: Good
Multiple Culverts/Spans
Culvert/Span
Width
Length
Height
Material
2
6 ft.
60 ft.
3.6 ft.
Metal
Structure Interior: corrugated
Dimensions of Structure: Length 60 ft. , Width 6 ft. , Height 3.6 ft.
Structure is NOT Perched
Structure Inlet
Water Depth: 2 ft.
Embedded Depth of Structure: 0.4 ft.
Water Velocity*: 0.3 ft./sec.
Structure Outlet
Water Depth: 2 ft.
Embedded Depth of Structure: 0.2 ft.
Water Velocity*: 0.4 ft./sec.
*Water Velocities were measured 1.4 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: 1.5 ft.
Bankfull Width: 40 ft.
Wetted Width: 60 ft.
Water Velocity: 0.3 ft./sec. (Measured with Meter)
Dominant Substrate: Organics
Road Information
Paved County Road
Road Condition: Good
Road Width at Culvert: 26 ft.
Location of Low Point: At Stream
Runoff Path: Roadway
Embankments
Upstream
Fill Depth: 4.7 ft.
Slope: More than 1:2
Downstream
Fill Depth: 4.7 ft.
Slope: More than 1:2
Approaches
Left Approach
Length: 1000 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.57
Erosion: 0.4899 tons/year
Right Approach
Length: 1000 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.57
Erosion: 0.4899 tons/year
Erosion Information
Total Erosion at Crossing: 0.9798 tons/year
Summary Information
Fish Passability 0.9