Every person making, maintaining or using any man-made excavation, three feet or more in depth, and every person owning or having possession of any premises on which such excavation exists, shall cover such excavation or erect and maintain around such excavation at all places where the slope is steeper than one foot vertical to two feet horizontal if not under water, or one foot vertical to four feet horizontal if under water, a fence of sufficient height and strength to protect all persons and animals from such excavation, by accident or inadvertence.
(Ord. 186; November 27, 1962)