Unformatted text preview: extinguishing system as specified in this Code or where such cellars or
basements are used for banking purposes safe deposit vaults, or similar uses.
(1) Material – All basement pipe inlets shall be of cast iron, steel, brass, or bronze with lids
of cast brass or bronze and shall consist of a sleeve not less than 200 millimeters in diameter through the
floor extending to and flush with the ceiling below and with a top flange, recessed with an inside
shoulder, to receive the lid and flush with the finished floor surface. The lid shall be a solid casting and
shall have a ring lift recessed on the top thereof, so as to be flushed. The lid shall have the words “FOR
FIRE DEPARTMENT ONLY, DO NOT COVER UP” cast on the top thereof. The lid shall be installed
in such a manner as to permit its removal readily from the inlet. (2) Location. Basement pipe inlets shall be strategically located and kept readily accessible
at all times to the Fire Department.
(e) Approval – All fire-extinguishing systems, including automatic sprinklers, wet and dry
standpipes, automatic chemical extinguishers, basement pipe inlets, and the appurtenances thereto shall
meet the approval of the Fire Department as to installation and location and shall be subject to such
periodic tests as it may require.
SECTION 1213. Stages and Platform
(a) Stage Ventilators – There shall be one or more ventilators constructed of metal or other
incombustible material near the center and above the highest part of any working stage raised above the
stage roof and having a total ventilation area equal to at least five percent of the floor area within the
stage walls. The entire equipment shall conform to the following requirements:
(1) Opening Action – Ventilators shall open by string action or force of gravity sufficient to
overcome the effects of neglect, rust, dirt, or expansion by heat or warping of the framework.
(2) Glass – Glass, if used in ventilators, must be protected against falling on the stage. A
wire screen, if used under the glass, must be so placed that if clogged it cannot reduce the required
ventilating area or interfere with the operating mechanism or obstruct the distribution of water from the
automatic fire extinguishing systems.
(3) Design – Ventilators, penthouses, and supporting framework shall be designed in
accordance with this Code.
(4) Spring Actuation – Springs, when employed to actuate ventilator doors, shall be capable
of maintaining full required tension indefinitely. Springs shall not be stressed more than fifty percent of
their rated capacity and shall not be located directly in the air stream, nor exposed to elements.
(5) Location of Fusible Links – A fusible link shall be placed in the cable control system on
the underside of the ventilator at or above the roof line or as approved by the Building Official, and shall
be so located as not to be affected by the operation of fire-extinguishing systems.
(6) Control – Remote, manual, or electrical cont...
View Full Document
- Fall '12
- Building code, Building officials