(A) New and replacement tanks in flood hazard areas shall either be elevated above the base flood elevation on a supporting structure designed to prevent flotation, collapse or lateral movement during conditions of the base flood, or be anchored to prevent flotation, collapse or lateral movement resulting from hydrostatic loads, including the effects of 1.5 times the buoyant forces assuming the tank is empty, during conditions of the base flood, in accordance with ASCE 24.
(B) New and replacement tank inlets, fill openings, outlets and vents shall be placed a minimum of two feet above base flood elevation or fitted with covers designed to prevent the inflow of floodwater or outflow of the contents of the tank during conditions of the base flood.
(Ord. 259, passed 3-17-2011; Ord. 286, passed 12-7-2017) Penalty, see § 151.999