All excavations required for the installation of a building sewer shall be open trench work, unless otherwise approved by the Sewer Inspector. Pipe laying and backfill shall be performed in accordance with ASTM specifications applicable to the type of pipe being used, except that no backfill shall be placed until the work has been inspected by the Sewer Inspector or his or her representative.
(Ord. 17-1989, passed 12-5-1989)