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or devices provided that they permit the automatic entry and exit of flood waters without any form of human intervention; and (b). That the enclosed area will be designed of flood resistant materials in accordance with the FP-3 or FP-4 classifications in the State Building Code and shall be used solely for building access, parking of vehicles or storage. b. Basements, as defined by Section 1021.02H2 of this Ordinance, shall be subject to the following: 1. Residential basement construction shall not be allowed below the regulatory flood protection elevation. 2. Non-residential basements maybe allowed below the regulatory flood protection elevation provided the basement is structurally dry flood proofed in accordance with Section 1021.OSClc of this Ordinance. c. All areas of non residential structures including basements to be placed below the regulatory flood protection elevation shall be flood proofed in accordance with the structurally dry flood proofing classifications in the State Building Code. Structurally dry flood proofing must meet the FP-1 or FP-2 flood proofing classification in the State Building Code and this shall require making the structure watertight with the walls substantially impermeable to the passage of water and with structural components having the capability of resisting hydrostatic and hydrodynamic loads and the effects of buoyancy. Structures flood proofed to the FP-3 or FP-4 classification shall not be permitted. d. Storage of Materials and Equipment: 1. The storage or processing of materials that are, in time of flooding, flammable, explosive, or potentially injurious to human, animal, or plant life is prohibited. 2. Storage of other materials or equipment maybe allowed if readily removable from the area within the time available after a flood warning and in accordance with a plan approved by the Governing Body. e. The provisions of Section 1021.OSC2 of this Ordinance shall also apply. 2. Standards for All Flood Fringe Uses: a. Commercial Uses -accessory land uses, such as yards, railroad tracks, and parking lots may be at elevations lower than the regulatory flood protection elevation. However, a permit for such facilities to be used by the employees or the general public shall not be granted in the absence of a flood warning system that provides -11-