13-112-210 Heating.

   No direct-gas-fired makeup-air heater may be located in any hazardous use room, nor may the discharge from a direct-gas-fired makeup-air heater be directed into a hazardous use room unless the unit shall be designed to insure that flow velocity at the outlet of the unit can never fall below 200 feet per minute, in order that there can be no possibility of backflow of air from the room.

(Prior code § 60-21)

13-112-220 Heat piping.

   Nothing in the provisions of this Code shall be construed as preventing the carrying of any piping containing any substance having a temperature of 212 degrees Fahrenheit or less through any special room or hazardous use unit; provided, however, that such piping shall be installed with tight fitting sleeves to prevent the passage of any gas or vapor around such pipe through any enclosing walls, floors or ceilings.

(Prior code § 60-22)

13-112-230 Licenses, certificates of fitness, permits and bonds.

   For licensing provisions, certificate of fitness requirements, permits required and indemnity bonding requirements, see Chapter 15-4 of this Code.

(Prior code § 60-23)

ARTICLE IV. MEANS OF EXIT (13-112-240 et seq.)

13-112-240 General requirements.

   The requirements of Chapter 13-160, relating to means of exit for industrial or storage units, shall apply to any hazardous use unit, except as otherwise provided in this part of this chapter dealing with means of exit.

(Prior code § 60-24)

13-112-250 Exits near openings.

   In no case shall any path of exit travel from any point in any building to a way of departure outside of the building, pass directly in front of or immediately over any window, or other wall ventilating opening, or any skylight or any opening in any vent flue for any hazardous use unit which is less than 24 feet distant therefrom; provided, however, that it shall be permissible for any means of exit to pass directly in front of or directly over any fire window or non- combustible door in any such hazardous use unit.

(Prior code § 60-25)

13-112-260 Distance to exits.

   No point on any floor of any building which is a hazardous use unit, and no point on the floor of any room or other space which is a hazardous use unit located in any building of mixed use, shall be more than 75 feet from the center of an outside exit doorway, or from a doorway to a vertical means of exit, measured along the line of exit travel; provided, however, that such maximum distance of travel to an exit shall be less where so required by this part of this chapter dealing with means of exit.

(Prior code § 60-26)