The electrical system and equipment at every outdoor theater must be insulated by proper elevation or concealed under the ground surface, and all electrical fuses, contact points, outlets and switches must be enclosed and safeguarded by devices and equipment approved by the Director of Permitting Services. Cables in the ground traversed by the public must be placed in trenches or conduits or protected by approved covers. All electrical installations must conform to the requirements of the National Electrical Code, the County electrical code and the County fire prevention code. (Mont. Co. Code 1965, § 75-24; 1996 L.M.C., ch. 20, § 1; 1998 L.M.C., ch. 12, § 1; 2001 L.M.C., ch. 14, § 1; 2002 L.M.C., ch. 16, § 2.)