16.16.070   Derricks.
   A.   All derricks and masts used for drilling, redrilling, rework operations, or production operations shall be constructed, maintained and operated consistent with California Division of Industrial Safety and OSHA Standards, and shall be at least equivalent to the standards and specifications of American Petroleum Institute (A.P.I.) as they presently exist or may be amended hereafter. Deviations from A.P.I. standards may be made upon approval by the city engineer of alternate plans.
   B.   All derricks or masts, standard or portable, which are used in either drilling, redrilling, rework operations, or for use in production or servicing operations, within two hundred feet of a public right-of-way, building or residence, shall have derrick crown(s) shrouded to prevent oil and water spraying into the air.
   C.   All derricks and masts hereafter erected for drilling, redrilling or rework operations, shall be removed within thirty days after completion of the work unless otherwise ordered by the Director of D.O.G.
(Ord. 90-08-1074 § 4 (part))