Road Stream Crossing Site BL-54

Maple River Watershed, Unknown tributary of Van Creek
Railroad two-track
McKinley Twp, Emmet County
Information collected by:
Tip of the Mitt Watershed Council
Site Location
GPS Coordinates: 45.5973650548585 , -84.7829811570409
T37N R03W Sec 22
Total Erosion: 0.0331 tons/year
Severity: Minor
Year Inventoried: 2014
Inlet
Outlet
Downstream Conditions
Upstream Conditions
Road Approach - Left
Road Approach - Right
Crossing Information
Type of Crossing: culvert(s)
Number of Structures: 2
Structure Shape: Round
Inlet Type: Wingwall 30-70 Degree
Outlet Type: At Stream Grade
Structure Material: Metal
Structure Substrate: Gravel
General Conditions: Poor
Multiple Culverts/Spans
Culvert/Span
Width
Length
Height
Material
1
3 ft.
37 ft.
3 ft.
Metal
2
3 ft.
37 ft.
3 ft.
Metal
Structure Interior: smooth
Dimensions of Structure: Length 37 ft. , Width 3 ft. , Height 3 ft.
Structure Inlet
Water Depth: 1.833 ft.
Embedded Depth of Structure: 0.33 ft.
Water Velocity*: 0.03 ft./sec.
Structure Outlet
Water Depth: 1.75 ft.
Embedded Depth of Structure: 0.5 ft.
Water Velocity*: 0 ft./sec.
*Water Velocities were measured 1.5 ft. below Surface (with Meter)
Stream Information
Stream Flow: Bankfull
Upstream Pond: Length 20 ft. , Width 20 ft. , Depth 2 ft.
Riffle Information
Water Depth: 0 ft.
Bankfull Width: 0 ft.
Wetted Width: 0 ft.
(Measured with Meter)
Dominant Substrate: Organics
Road Information
Native Surface Other Road
Road Condition: Fair
Road Width at Culvert: 24 ft.
Location of Low Point: Other
Runoff Path: Ditch
Embankments
Upstream
Fill Depth: 2.5 ft.
Slope: Vertical
Downstream
Fill Depth: 2.5 ft.
Slope: Vertical
Approaches
Left Approach
Length: 50 ft.
Slope: Less Than 1%
Vegetation: Heavy
LS Factor: 0.05
Erosion: 0.0165 tons/year
Right Approach
Length: 50 ft.
Slope: Less Than 1%
Vegetation: Heavy
LS Factor: 0.05
Erosion: 0.0165 tons/year
Erosion Information
Total Erosion at Crossing: 0.0331 tons/year
Extent of Erosion: Moderate
Summary Information
Erosion is an area of concern for this site.
A future visit to this site is recommended. poor condition of culvert