signal within a module, the indicating devices within the distribution zone of
that module shall activate.
c) Smoke detection is required at each elevator access landing in
the distribution zone. The smoke detector(s) shall be connected to the
elevator controls and provide elevator response per NFPA 101 (reference 13a).
Marking of Means of Egress.
a) Access aisles shall be delineated on the surface of the walk-on
platform from the most remote point to the access door. Access aisles shall
be painted yellow with direction arrows or cross-hatching indicating direction
to the access door.
b) Exit signs shall be illuminated and located at each access
door. Two signs shall be provided; one above the doorway and one adjacent to
the doorway within 36 inches of the walk-on platform. Exit signs shall also
be located along the access aisles. Exit signs shall be in accordance with
the size and illumination requirements of NFPA 101, Section 5-10, "Marking of
Means of Egress" (reference 13a).
Egress Lighting. Egress illumination shall be provided. The
degree of illumination and location of lights shall be determined for each
Electrical Power. Exit signage and egress lighting shall be on
life safety circuits and provided with standby or emergency power. Since the
distribution zone space is normally unoccupied, key-operated light switches,
located at each access doorway, shall activate normal lighting, egress
illumination, and exit sign illumination within the module in accordance with
NFPA 70 switch requirements for control of emergency lighting circuits. This
shall minimize electrical usage and replacement of lamps in the distribution
Cables and Conductors. All cables and conductors shall be run in
metal cable trays in accordance with the requirements of NFPA 70 (reference
13n). The cables shall be segregated into separate compartments within each
13a. NFPA 101, "Safety to Life from Fire in Buildings and Structures" (Life
13b. MIL-HDBK-1008, "Fire Protection for Facilities Engineering, Design and
Construction" (latest edition).
13c. Joint Commission on Accreditation of Healthcare Organizations (JCAHO)
13d. NFPA 101A, "Guide to Alternative Approaches to Life Safety" (Fire Safety
Evaluation System (FSES))"
13e. NFPA 99, "Health Care Facilities"
13f. NFPA 90A, "Installation of Air Conditioning and Ventilation Systems"
13g. NFPA 72
"National Fire Alarm Code"
13h. NFPA 92A, "Smoke Control Systems"