Road Stream Crossing Site E22

Maple River Watershed, West Branch Maple River
Camp Rd
Emmet County
Information collected by:
Site Location
GPS Coordinates: 45.56535 , -84.80716
T37N R4W Sec 28
Owned by Local Government
Structure is NOT Perched
Total Erosion: 0 tons/year
Severity: Moderate
Year Inventoried: 2014
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: Other
Outlet Type: At Stream Grade
Structure Material: Concrete
Structure Substrate: Sand
General Conditions: Poor
Structure Interior: smooth
Dimensions of Structure: Length 15 ft. , Width 40 ft. , Height 7 ft.
Percentage Crushed: Inlet: 1% to 25% Outlet: 0% In Pipe: 0%
Structure is NOT Perched
Structure Inlet
Water Depth: 4 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 2.2 ft./sec.
Structure Outlet
Water Depth: 4 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 2.3 ft./sec.
*Water Velocities were measured 0.3 ft. below Surface (with Meter)
Additional Comments

Bridge is no longer accessible, county installed blockages summer 2014.

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: 2 ft.
Bankfull Width: 30 ft.
Wetted Width: 24 ft.
Water Velocity: 1.8 ft./sec. (Measured with Meter)
Dominant Substrate: Sand
Road Information
Sand County Road (Seasonal)
Road Condition: Poor
Road Width at Culvert: 15 ft.
Location of Low Point: Other
Runoff Path: Roadway
Fill Depth: 0 ft.
Slope: Vertical
Fill Depth: 0 ft.
Slope: Vertical
Approaches
Left Approach
Length: 0 ft.
Slope: Less Than 1%
Vegetation: Heavy
LS Factor: 0.05
Erosion: 0 tons/year
Right Approach
Length: 0 ft.
Slope: Less Than 1%
Vegetation: Heavy
LS Factor: 0.05
Erosion: 0 tons/year
Erosion Information
Total Erosion at Crossing: 0 tons/year
Extent of Erosion: Moderate
Summary Information
Erosion is an area of concern for this site.

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