Road Stream Crossing Site MAN_KA_002

Big Manistee River Watershed, Unknown (tributary to Manistee River)
Cameron Bridge Rd
Blue Lake Twp, Kalkaska County
Information collected by:
Site Location
GPS Coordinates: 44.79986 , -84.85352
T28N R5W Sec 24
Owned by State
Structure is NOT Perched
Total Erosion: 4.8595 tons/year
Severity: Severe
Year Inventoried: 2014
Inlet
Outlet
Upstream Conditions
Downstream Conditions
Road Approach - Left
Road Approach - Right
Crossing Information
Type of Crossing: culvert(s)
Number of Structures: 1
Structure Shape: Round
Inlet Type: Trash Rack
Outlet Type: At Stream Grade
Structure Material: Metal
Structure Substrate: None
General Conditions: Poor
Structure Interior: corrugated
Dimensions of Structure: Length 41 ft. , Width 2 ft. , Height 2 ft.
Percentage Plugged: Inlet: 1% to 25% Outlet: 0% In Pipe: 0%
Percentage Crushed: Inlet: 0% Outlet: 51% to 75% In Pipe: 0%
Structure is NOT Perched
Structure Inlet
Water Depth: 1.6 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 0.7 ft./sec.
Structure Outlet
Water Depth: 1.7 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 1.7 ft./sec.
*Water Velocities were measured 1.2 ft. below Surface (with Meter)
Stream Information
Stream Flow: 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: 0 ft.
Bankfull Width: 0 ft.
Wetted Width: 0 ft.
Water Velocity: 0 ft./sec. (Measured with Meter)
Dominant Substrate: Sand
Road Information
Gravel Other Road (Seasonal)
Road Condition: Poor
Road Width at Culvert: 20 ft.
Location of Low Point: At Stream
Runoff Path: Roadway
Embankments
Upstream
Fill Depth: 1.2 ft.
Slope: More than 1:2
Downstream
Fill Depth: 1.2 ft.
Slope: More than 1:2
Approaches
Left Approach
Length: 600 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.52
Erosion: 1.719 tons/year
Right Approach
Length: 1000 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.57
Erosion: 3.1405 tons/year
Erosion Information
Total Erosion at Crossing: 4.8595 tons/year
Extent of Erosion: Moderate
Summary Information
Erosion is an area of concern for this site.

Yes, large crush on outlet.

A future visit to this site is recommended.

Yes, put in new pipe if possible.