Corridor Doors

OCCUPANCY TYPE
(new building)
CODE REF. CORRIDOR DOOR FIRE RATING REQUIREMENTS
AMBULATORY
(Not Sprinklered)
(20.3.6.1, 38.3.6.2, and 8.2.3.2.3.1 (2) Exception 1) 45 minutes,
No requirement if area is occupied by single tenant
AMBULATORY
(Sprinklered)
NFPA 101, 2012 No Requirement
ASSEMBLY
(Not Sprinklered)
(12.3.6.1) 45-min if OL > 30,
No requirement if 50% of exit capacity is discharging to outside.
ASSEMBLY
(Either Sprinklered or with Smoke Detection)
NFPA 101, 2012 No Requirement
BUSINESS
(Not Sprinklered)
(38.3.6.2 and 8.2.3.2.3.1 (2) Exception 1) 20 minutes
BUSINESS
(Sprinklered)
NFPA 101, 2012 No Requirement
HEALTHCARE (18.3.6.3.1) Resist passage of smoke
EDUCATIONAL
(Not Sprinklered)
(14.3.6) 45 minutes
EDUCATIONAL
(Sprinklered)
(14.3.6) Resist passage of smoke
ONE & TWO FAMILY DWELLINGS
(-) No Requirement
HOTELS AND DORMITORIES
(28.3.6.2) 20 minutes (self-closing and self-latching)
APARTMENTS
(30.3.6.2) 20 minutes (self-closing and self-latching)
MERCANTILE
(-)
STORAGE
(42.3.6) No Requirement, provision of 7.1.3.1 shall not apply
INDUSTRIAL
(40.3.6) No Requirement, provision of 7.1.3.1 shall not apply



Notes:
As per NFPA-101-7.1.3.1 – if ‘exit’ corridor will serve >30 occupants, the walls must be 1-hour fire rated and doors to be 45-minutes fire rated. Though this requirement shall not apply where otherwise provided in table below.
Doors are required to be of side-hinged or pivoted-swinging type shall swing in the direction of egress travel where serving a room or area with an occupant load of 50 or more. Door also shall swing in the direction of egress travel when (1) it is used in an exit enclosure. (2) it serves a high hazard contents.

Notes:

  • Code Reference used is NFPA-101 2012 edition unless otherwise noted.
  • These information is not complete and intended to be used as quick references only, always refer to NFPA or your local codes for complete information.
  • Check this link about ‘how to find fire rated labels’
  • Check this link about ‘Smoke Door Requirements
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