(A) All excavations required for the installation of a building sewer shall be open trench work unless otherwise approved by the Superintendent. Pipe laying and backfill shall be performed in accordance with ASTM specification (Designation C-12) except that no backfill shall be placed until the work has been inspected by the Superintendent or his representatives.
(B) All excavations for building sewer installations shall be adequately guarded with barricades and lights so as to protect the public from hazard.
(C) If any portion or any part thereof of an open ditch or drain within the city becomes filled or obstructed, it shall be the duty of the owner or occupant of the land to remove all obstructions or fillings at his own expense.
(Ord. 1984-35, passed 12-18-84) Penalty, see § 51.999