NAC477.442. Safety requirements; approval of changes in use required; service of systems for heating, ventilating or air-conditioning.

     1. An existing portable building which has only one door to the exterior must be equipped with:

     (a) A system for emergency lighting.

     (b) An automatic fire sprinkler system as required by N.F.P.A. Standard 13, 2010 edition, if:

          (1) The maximum legal occupancy of the building exceeds 50 persons; or

          (2) More than two portable buildings are joined together to be used for classrooms or assembly.

     2. All other portable buildings must:

     (a) Be in compliance with the codes for building, fire and life safety as adopted by this chapter or by the authority having jurisdiction, whichever are more restrictive.

     (b) Be equipped with a fire extinguisher which has a minimum rating of 2A-10BC.

     (c) Have an automatic and a manual fire alarm system if:

          (1) The maximum legal occupancy of the joined portable buildings exceeds 50 persons; or

          (2) Three or more portable buildings are joined together.

     (d) Have all alarm signals installed and connected to a main alarm system as required by N.F.P.A. Standard 72, 2010 edition.

     (e) If smoke detectors are required, have those detectors interconnected with the fire alarm system.

     (f) If the portable building is used as a classroom or for any other purpose relating to education, have and maintain plans for fire drills and evacuation, which must be posted as prescribed by NRS 392.450 or 394.170, as applicable.

     3. No change in the use of a portable building described in subsection 2 may be made until the proposed change is reviewed and approved by the authority having jurisdiction for compliance with the adopted codes or this section.

     4. A system for heating, ventilating or air-conditioning which:

     (a) Is in a portable building described in subsection 2;

     (b) Can circulate more than 2,000 cubic feet of air per minute; and

     (c) Shuts down automatically,

Ê must be serviced quarterly. Records of the service must be maintained for 2 years for review by the authority having jurisdiction.

     (Added to NAC by St. Fire Marshal, eff. 2-17-94; A by R220-99, 9-25-2000; R062-04, 9-3-2004; R090-10, 12-30-2011)