A.    The following uses shall not be permitted in a combining FW district:

    1.    Any structure designed for human habitation; and

    2.    Any storage or processing of materials that are in time of flooding buoyant, flammable, explosive, or polluting (such as chemicals, oil, and other hazardous materials that could spread with the flood flow).

    B.    No waste treatment, sanitary transportation, water supply, or other facility utilized to service structures or their inhabitants in a combining FW district shall be constructed without flood-proofing techniques consistent with the flood hazard of the vicinity. (Prior gen. code § 8-44.4)