All open off-street parking areas containing more than four parking spaces shall be improved with an adequate storm water drainage system, and paved with a wearing surface of asphaltic concrete or comparable hard-surfaced, all-weather dustless material not less than two inches thick. All open accessory off-street parking areas containing not more than four parking spaces shall be surfaced and maintained in such manner as to make them dust-free.
(Ord. 1262, passed 6-4-02)