All pipelines, connections and fixtures thereof, installed or used for the purpose of transporting natural gas, shall be equivalent to the specifications of the National Gas Safety Code, adopted and approved by the United States Department of Commerce and now in force, as to thickness, weight, size, strength and general character of material, workmanship and manner of installation. All pipelines used in connection with the drilling of wells, other than gas lines and the lines used for the transportation of petroleum or any of its products, shall be of lapweld or seamless pipe and shall be equivalent to the specifications therefor as now adopted by the American Petroleum Institute for lapweld of Grade "All seamless pipeline. All such lines shall be at all times operated and maintained in a safe manner so as to prevent all leakage or escape of any of the contents of such lines. If any such line becomes unsafe or is not maintained as provided herein, or any of the contents thereof escape therefrom, it shall be the duty of the person in control thereof immediately to discontinue the use thereof and to shut off all of the contents thereof until such line is repaired. All such lines shall, on City streets or alleys, be buried to a minimum depth of thirty inches below the normal surface of the ground, such depth to be measured from the top of the pile, and to meet the approval of the City Engineer, except that temporary lines need be buried only to a minimum depth of eighteen inches.
If it becomes necessary to change or remove any of such pipelines, such change or removal shall be made at the entire expense of the owners thereof, upon approval of the Engineer. The removal or change shall be made within five days after notice is served by the City.
(Ord. 907. Passed 9-26-77.)