13-112-290 Dry cleaning building.

   Every room in a dry cleaning building in which a flammable solvent having a flash point below 140 degrees Fahrenheit (closed cup tester) is used shall be provided with an exit directly to the outside of the building. Every door to such a room shall open outward. Any stairway for such a building shall be a smokeproof tower or exterior stairway. There shall be no window or ventilating opening within five feet of any such stairway. An open balcony or runway leading to a stairway shall be considered as such means of exit, but there shall be no window or ventilating opening upon or below such balcony.

(Prior code § 60-29)

13-112-300 Film examining or repairing rooms.

   Every room used for the examining or repairing of motion picture films shall have not less than two exit doorways, located as required by Section 13-112-270 and one of such exits shall lead directly to a vertical means of exit or to the outside of the building. Any such room shall not have any exit into or through another nitrocellulose products room, excepting a receiving, shipping or distributing room having such products in closed containers.

(Prior code § 60-30)

13-112-310 Motion picture trial exhibition rooms.

   Every exit doorway from any motion picture trial exhibition room shall have a door or doors arranged to open only in the direction of exit and one such doorway shall open into a horizontal exit connection or a vertical means of exit, or directly to the outside of the building.

(Prior code § 60-31)

ARTICLE V. ARTIFICIAL LIGHTING AND EXIT SIGNS (13-112-320 et seq.)

13-112-320 General requirements.

   The requirements of this Code, relating to artificial lighting and exit signs in an industrial or storage unit shall apply to a hazardous use unit except as otherwise provided below, and in Chapters 15-24, 15-26 and 15-28 of this Code.

(Prior code § 60-32; Amend Coun. J. 6-14-95, p. 2841; Amend Coun. J. 11-9-16, p. 36266, § 24)

13-112-330 Artificial lighting.

   All artificial lighting in the following occupancies:

   Cereal, feed, flour, grist or starch mill;

   Dry cleaning building;

   Fume or flammable compressed gas room;

   Grain elevator, malt house or similar building;

   Grinding or dust producing room;

   Highly flammable material storage building or room;

   Japanning or enameling room;

   Magazine;

   Nitrocellulose or nitrocellulose products building or room;

   Paint mixing or spraying room;

   Picker or shredder room;

   Drying room for any article or material which will give off explosive or flammable vapors during the drying process;

shall be by explosion-proof electric lights protected by wire guards. Switches for the control of such lighting shall be located outside the building or room, or shall be oil switches or other types suitable for use in the presence of explosive or flammable vapors. There shall be no switches or receptacles for extension cords in any such building or room, except types approved for use with explosive vapors.

(Prior code § 60-33)

13-112-340 Exit signs.

   Every vertical means of exit required under that part of this chapter dealing with means of exit from any story for which two exits are required shall have a standard exit sign as required by Chapter 13-160.

(Prior code § 60-34)

13-112-350 Exit directional signs.

   Standard directional signs shall be provided for any hazardous use unit three stories or more in height as required by Chapter 13-160 of this Code.

(Prior code § 60-35)