Any excavations for the removal of gravel or mineral deposits of any kind must secure a permit from the Zoning Inspector for such excavation, and each permit shall be reviewed by the Board to determine whether the following requirements are adequate to protect the public:
(a) Enclosed by an eight-foot fence located at least ten feet from the sides or perimeter of the excavation;
(b) Adequately drained to prevent the formation of pools of water; and
(c) The side walls of all such excavations slope at an angle no steeper than one foot of vertical distance for each two feet of horizontal distance.
(Ord. passed 2-14-1978)