(A) All derricks and masts erected for drilling or redrilling shall meet the specifications of the American Petroleum Institute Standards 4A, 14th Edition and Redrill, 3 years Edition.
(B) Any derrick or pulling mast operating within 150 feet of any structure or public right-of-way shall be securely guyed or braced at all times the mast is in use, or, if it be a self-braced derrick or mast, it shall meet the American Petroleum Institute Standards 4A, 14th Edition and Redrill, 3 years Edition.
(C) Drilling equipment and all derricks shall be removed from the premises within 30 days following the abandonment or desertion of any well. If the well is a producing well, then only that drilling equipment and those portions of the derrick used as support for the equipment lowered into the well shall be removed within 60 days following the completion of such well. Once a well is producing, it shall be serviced only by a portable derrick. Drilling operations shall be diligently prosecuted until a well is completed or abandoned.
(D) Derricks and those portions of the derrick which were used in the drilling of a well as support for the equipment lowered into the well exist above the surface of the ground and were erected prior to the effective date of this title shall be dismantled and every part thereof removed from the drill site on or before the effective date of these regulations.
(E) All well servicing or portable pulling masts shall be removed from the leasehold or property and returned to a service yard within seven days after completion of a well-servicing operation.
(`78 Code, § 14.16.050)