All buildings and structures erected or constructed within or moved into the state fair area shall comply with the city Building Code, except that:
(a) Buildings and structures of not more than two stories in height erected and constructed for use as temporary buildings, as defined in Section 32-13 and which are classified under the Building Code as groups F, G. I and J occupancies, shall not be required to set back from the site property lines and may be built adjoining other buildings; provided, that all exterior walls shall be of one hour fire resistive construction; and provided further, that the aggregate or total ground area of all buildings and structures constructed in any one group shall not exceed 10,000 square feet for one story buildings or structures and 5,000 square feet for two story buildings or structures, unless provided with an absolute fire separation or 15 foot clear space between such groups. In lieu of the Building Code requirements which are not applicable, a 2 1/2 gallon fire extinguisher of an approved type shall be provided for each 2,000 square feet of floor area or fraction thereof and all drapes, curtains, decorations and similar flammable material shall be sprayed or dipped in flame retardant solution as required by the fire marshal.
(b) Partitions in the interior of buildings shall be constructed of one-half inch sheet rock on both sides of wood studs or equal or better fire resistive construction and shall maintain fire extinguishers as provided in Subsection (a) of this section and flame retardant proofing shall be done as provided in Subsection (a).
(c) The requirements of the Building Code with respect to the number of toilets may be waived by the health officer of the city when the waiving of this requirement does not conflict with this Code or other ordinances of the city dealing with health. (Code 1941, Art. 96-3)