Road Stream Crossing Site GTBAY_KC024
Boardman River Watershed, Kids Creek
Maple Street
Traverse City,
Grand Traverse County
Information collected by:
Site Location
GPS Coordinates: 44.76480237
, -85.63307807
T27N
R11W
Sec 03
Owned by Private
Fish Passability 0
Total Erosion: 0.9891 tons/year
Severity: Severe
Year Inventoried: 2020
Inlet
Outlet
Upstream Conditions
Downstream Conditions
Road Approach - Left
Road Approach - Right
Crossing Information
Type of Crossing: Bridge
Structure Shape: Open Bottom Square/Rectangle
Inlet Type: Headwall
Outlet Type: At Stream Grade
Structure Material: Concrete
Structure Substrate: Sand
General Conditions: Fair
Structure Interior: smooth
Dimensions of Structure: Length 84.6 ft.
, Width 8 ft.
, Height 6.3 ft.
Structure Inlet
Water Depth: 1.1 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 3.8 ft./sec.
Structure Outlet
Water Depth: 1.8 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 0.9 ft./sec.
*Water Velocities were measured 1.5 ft. below Surface
(with Meter)
Stream Information
Stream Flow: Less than 1/2 Bankfull
Riffle Information
Water Depth: 1.1 ft.
Bankfull Width: 14.5 ft.
Wetted Width: 13.1 ft.
Water Velocity: 1.8 ft./sec.
(Measured with Meter)
Dominant Substrate: Gravel
Road Information
Paved
Town Road
Road Condition: Fair
Road Width at Culvert: 35.9 ft.
Location of Low Point: Other
Runoff Path: Roadway
Embankments
Upstream
Fill Depth: 4.2 ft.
Slope: Vertical
Downstream
Fill Depth: 4.8 ft.
Slope: Vertical
Approaches
Left Approach
Length: 25 ft.
Slope: Less Than 1%
Vegetation: None
LS Factor: 0.05
Erosion: 0.0015 tons/year
Right Approach
Length: 224 ft.
Slope: 1% to 5%
Vegetation: None
LS Factor: 0.604
Erosion: 0.1605 tons/year
Erosion Information
Total Erosion at Crossing: 0.9891 tons/year
Extent of Erosion: Severe
Location of Erosion | Erosion Dimensions | Eroded Material | Material Eroded | Total Erosion | ||
facing downstream | Length | Width | Depth | Reaching Stream? | (tons/year) | |
Right Upstream Embankment |
4.7 ft. |
3.4 ft. |
8 ft. |
yes |
Sand |
0.8272 |
Summary Information
Fish Passability 0
Erosion is an area of concern for this site.