Everyone owning, using or maintaining such wires shall, and they are directed, ordered and required to commence forthwith and to diligently prosecute the work of placing such wires underground at the direction, under the supervision of, and in accordance with plans and specifications supplied by the utility and approved by the city engineer, except, where financing is to be accomplished by means other than the local improvement district method, the utility shall not be required to proceed with any underground service as described in Section 15.32.060; provided, however, that in any local improvement district where streets are being paved or repaved, the undergrounding of utilities shall be completed before the commencing of such paving or repaving; provided adequate notice is given the utility. (Ord. 1503 § 8, 1970)