15-26-500 Tanks and containers – Cutting and welding restrictions.
   Gas cutting or welding operations upon tanks or containers which have at any time contained flammable liquids or gases is prohibited unless such tanks or containers shall first be purged of gas and heat-treated in the open air outside of buildings.
(Coun. J. 12-9-92, p. 25465; Amend Coun. J. 2-7-96, p. 15616)