§ 90.04 EXCAVATIONS; LEAVING UNPROTECTED.
   It shall be unlawful for any person, firm or corporation making any excavation for any purpose whatsoever in any street or sidewalk to fail to securely cover the excavations with plank, place ropes around the same three feet from the ground and to place sufficient number of red lights around the excavation before dark and to keep those lights burning all night, every night, the excavation shall be open.
(1981 Code, Ch. D, Art. I, § 4) Penalty, see § 10.99