(a)

1. (1) All parts of the highway right-of-way between the curb or shoulder line and the right-of-way line along the permittee’s property frontage, except the areas contained in the access driveway, shall be a safety zone.
2. (2) Generally, the safety zone between driveways should be a minimum of one-third (1/3) the length of the property frontage, but not less than twenty-five feet (25’) in length except as provided in 27 CAR § 94-309.

(b)

1. (1) Curbs and/or islands shall be installed by the permittee as may be necessary to prohibit vehicle parking and access in safety zones.
2. (2) Curbs shall be asphalt or concrete not less than six inches (6”) and no more than twelve inches (12”) in height.
3. (3) The curb nearest the traveled lanes shall be aligned with existing curbs or shoulder lines but not less than four feet (4’) from the travel lane.
4. (4) The engineer may require a greater distance when it is necessary to preserve the safety and utility of the highway or to conform to proposed improvements.