Road Stream Crossing Site BL-27

Maple River Watershed, Brush Creek
Van Rd
Center Twp, Emmet County
Information collected by:
Tip of the Mitt Watershed Council
Site Location
GPS Coordinates: 45.59384 , -84.913891
T37N R03W Sec 22
Fish Passability 0.9
Total Erosion: 0.0043 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: Projecting
Outlet Type: At Stream Grade
Structure Material: Metal
Structure Substrate: Sand
General Conditions: Fair
Multiple Culverts/Spans
Culvert/Span
Width
Length
Height
Material
1
6 ft.
74 ft.
6 ft.
Metal
2
6 ft.
74 ft.
6 ft.
Metal
Structure Interior: corrugated
Dimensions of Structure: Length 74 ft. , Width 6 ft. , Height 6 ft.
Percentage Plugged: Inlet: 1% to 25% In Pipe: 1% to 25%
Structure Inlet
Water Depth: 2.5 ft.
Embedded Depth of Structure: 1 ft.
Water Velocity*: 0.009 ft./sec.
Structure Outlet
Water Depth: 2.35 ft.
Embedded Depth of Structure: 0.25 ft.
Water Velocity*: 0.006 ft./sec.
*Water Velocities were measured 2 ft. below Surface (with Meter)
Stream Information
Stream Flow: Less than Bankfull
Riffle Information
Water Depth: 5 ft.
Bankfull Width: 20 ft.
Wetted Width: 20 ft.
Water Velocity: 0.06 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: Other
Runoff Path: Ditch
Embankments
Upstream
Fill Depth: 3 ft.
Slope: 1:1.5
Downstream
Fill Depth: 2.5 ft.
Slope: 1:2
Approaches
Left Approach
Length: 50 ft.
Slope: Less Than 1%
Vegetation: Heavy
LS Factor: 0.05
Erosion: 0.0021 tons/year
Right Approach
Length: 50 ft.
Slope: Less Than 1%
Vegetation: Heavy
LS Factor: 0.05
Erosion: 0.0021 tons/year
Erosion Information
Total Erosion at Crossing: 0.0043 tons/year
Summary Information
Fish Passability 0.9
A future visit to this site is recommended. Culverts getting rusty/old. Slightly plugged.