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R-O-W Width

40 feet

Improved Roadway

28 feet Back of Curb/Back of Curb

Surface

2 inches asphalt with 6 inches Base

or

3 inches asphalt with 4 inches Base

Base

ABC (Aggregate Base Course)

Subgrade

6 inches minimum

Curb/gutter

6 inches vertical – 2 foot horizontal

Shoulders

None

Ditches

None

Maximum ADT

3,000

Sidewalk

4 feet Minimum

Crown

2% Minimum

Grade

7% Maximum