Road Stream Crossing Site GTBAY_S724
Boardman River Watershed, Jaxon Creek
W Blair Townhall Rd
Paradise Twp,
Grand Traverse County
Information collected by:
Site Location
GPS Coordinates: 44.632281
, -85.574062
T26N
R10W
Sec 19
Owned by State
Fish Passability 0.9
Total Erosion: 1.3686 tons/year
Severity: Restored
Year Inventoried: 2020
Crossing Information
Type of Crossing: culvert(s)
Number of Structures: 2
Structure Shape: Round
Inlet Type: Projecting
Outlet Type: At Stream Grade
Structure Material: Metal
Structure Substrate: Sand
General Conditions: Poor
Multiple Culverts/Spans | ||||
Culvert/Span | Width | Length | Height | Material |
1 |
1.5 ft. |
36 ft. |
1.5 ft. |
Metal |
2 |
1.5 ft. |
36 ft. |
1.5 ft. |
Metal |
Structure Interior: corrugated
Dimensions of Structure: Length 36 ft.
, Width 1.5 ft.
, Height 1.5 ft.
Percentage Plugged:
Inlet: 76% to 100%
Percentage Crushed:
Inlet: 26% to 50%
Structure Inlet
Water Depth: 1.6 ft.
Embedded Depth of Structure: 1 ft.
Water Velocity*: 0.1 ft./sec.
Structure Outlet
Water Depth: 0.8 ft.
Embedded Depth of Structure: 0.1 ft.
Water Velocity*: 0.1 ft./sec.
*Water Velocities were measured 0.5 ft. below Surface
(with Float Test)
Additional Comments
Water depth and velocity measurements recorded for culvert #1
Stream Information
Stream Flow: Less than Bankfull
Riffle Information
Water Depth: 0.5 ft.
Bankfull Width: 2.5 ft.
Wetted Width: 2.2 ft.
Water Velocity: 0.1 ft./sec.
(Measured with Float Test)
Dominant Substrate: Organics
Road Information
Sand
County Road
Road Condition: Poor
Road Width at Culvert: 18 ft.
Location of Low Point: At Stream
Runoff Path: Roadway
Embankments
Upstream
Fill Depth: 1.5 ft.
Slope: 1:2
Downstream
Fill Depth: 1.5 ft.
Slope: More than 1:2
Approaches
Left Approach
Length: 300 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.46
Erosion: 0.6843 tons/year
Right Approach
Length: 300 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.46
Erosion: 0.6843 tons/year
Erosion Information
Total Erosion at Crossing: 1.3686 tons/year
Summary Information
Fish Passability 0.9
These non-native species were observerd at this site: Autumn Olive