Before any such permit is granted, a plan of the proposed connections shall be made and presented to the public works department. The plan shall show the course of the drain from the connection with the sewer to its terminus within the house, with the location of all branches, traps and cleanouts to be connected therewith. The director of public works or the director’s designee shall be authorized to issue the permit. (Ord. 1506-88 § 9, 1988.)