Tank vehicle loading and unloading racks dispensing Class I liquids hereafter erected shall be separated from structures by a clear distance of not less than 25 feet, measured from the nearest portion of any fill stem. In preordinance and existing installations, tank vehicle loading and unloading racks dispensing Class I flammable liquids shall be separated from lot lines on which buildings may be built by a clear distance of not less than 25 feet, measured from the nearest portion of any fill stem.
(Prior code § 129.1-101)