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Secondary School Building - MEANS OF EGRESS


Height:
G+2 (3-STOREYS MAX.)

Area: as per OLF 1.9 sqm / person net

SECONDARY STUDENTS OF AGES 15-17 YEARS OLD

OCCUPANCY USED FOR EDUCATIONAL PURPOSES THROUGH THE TWELFTH GRADE BY SIX OR MORE PERSONS FOR 4 OR MORE HOURS PER DAY OR MORE THAN 12 HOURS PER WEEK

IV MEANS OF EGRESS SECONDARY SCHOOL
  FIRE SAFETY PROVISIONS MINIMUM REQUIREMENTS  
A MEANS OF EGRESS GENERAL REQUIREMENTS    
1 SEPARATION OF MEANS OF EGRESS    
  EXIT ACCESS CORRIDORS SERVING AN AREA HAVING AN OCCUPANT LOAD EXCEEDING 30 1-HR FRR*
  EXITS ENCLOSURE CONNECTS 3 OR FEWER STORIES 1-HR FRR*
  OPENING PROTECTIVE FIRE DOOR ASSEMBLIES EQUIPPED WITH DOOR CLOSERS REQUIRED
  CONSTRUCTION LIMITED OR NON-COMBUSTIBLE MATERIALS REQUIRED
  OPENINGS AND PENETRATIONS IN EXIT ENCLOSURE COMPLYING WITH CHAPTER 7 NFPA 101 REQUIRED
2 EXITS HEADROOM (STAIRS) NOT LESS THAN 2285MM REQUIRED
3 WALKING SURFACES IN THE MEANS OF EGRESS COMPLYING WITH CHAPTER 7 NFPA 101 REQUIRED
4 CHANGES IN LEVEL IN THE MEANS OF EGRESS COMPLYING WITH CHAPTER 7 NFPA 101 REQUIRED
5 GUARDS PROVIDED AT THE OPEN SIDES OF MEANS OF EGRESS REQUIRED
760MM ABOVE THE FLOOR OR FINISHED GROUND LEVEL
6 IMPEDIMENT TO EGRESS   NOT PERMITTED
7 MEANS OF EGRESS RELIABILITY CONTINUOUSLY MAINTAINED FREE OF ALL OBSTRUCTION OR IMPEDIMENTS REQUIRED
8 FURNISHING AND DECORATION FURNITURES, MOVABLE OBJECTS, MIRRORS, ETC. NOT PERMITTED
  CLOTHING & PERSONAL EFFECTS STORED IN NON-SPRINKLER PROTECTED CORRIDORS NOT PERMITTED
STORED IN SPRINKLER PROTECTED CORRIDORS PERMITTED
IN CORRIDORS PROVIDED WITH SMOKE DETECTION
STORAGE IN METAL LOCKERS ALONG CORRIDORS PERMITTED PROVIDED REQUIRED EGRESS MAINTAINED
  ART WORK & TEACHING MATERIALS SPRINKLER PROTECTED NOT MORE THAN 50% OF THE WALL AREA
NOT SPRINKLER PROTECTED NOT MORE THAN 20% OF THE WALL AREA
B MEANS OF EGRESS COMPONENTS    
1 FIRE DOORS COMPLYING WITH CHAPTER 7 NFPA 101  
SIDE-HINGE OR PIVOTED-SWINGING TYPE ANY DOOR ASSEMBLY IN A MEANS OF EGRESS REQUIRED
MINIMUM DOOR LEAF WIDTH 810MM
HORIZONTAL SLIDING DOORS COMPLYING WITH CHAPTER 7 NFPA 101 NOT PERMITTED
VERTICAL ROLLING DOORS COMPLYING WITH CHAPTER 7 NFPA 101 NOT PERMITTED
REVOLVING DOORS / POWERED DOORS COMPLYING WITH CHAPTER 7 NFPA 101
SELF-CLOSING DEVICES DOORS REQUIRED TO BE NORMALLY KEPT CLOSED REQUIRED
2 STAIRS    
STANDARD STAIRS FEWER THAN 50 PERSON (CLEAR WIDTH) 915MM
<2000 PERSON (CLEAR WIDTH) 1120MM
>2000 PERSON (CLEAR WIDTH) 1420MM
SPRIRAL STAIRS COMPLYING WITH CHAPTER 7 NFPA 101 NOT PERMITTED
CURVE STAIRS COMPLYING WITH CHAPTER 7 NFPA 101
WINDERS COMPLYING WITH CHAPTER 7 NFPA 101
GUARDS AND HANDRAILS COMPLYING WITH CHAPTER 7 NFPA 101 REQUIRED
ENCLOSURE AND PROTECTION OF STAIRS    
ENCLOSURES ALL INSIDE STAIR SERVING AS AN EXIT COMPONENT REQUIRED
DOORS FPR* < 3 STOREYS / > 3 STOREYS 1-HR FPR**
ENCLOSURES FRR* < 3 STOREYS / > 3 STOREYS 1-HR FRR**
ENCLOSURE EXEMPTION PENETRATING ONE FLOOR LEVEL OR SERVING MEZZANINE ONLY NOT PERMITTED
EXPOSURES WALLS AND OPENINGS WITHIN 3050MM HORIZONTALLY OF AN EXTERIOR STAIRWAY ENCLOSURE 1-HR FRR*
USABLE SPACE WITHIN EXIT ENCLOSURE NOT PERMITTED
LOCATION UNDER STAIRS IN ACCORDANCE WITH NFPA 101 PERMITTED
STAIRWAY IDENTIFICATION SERVING 3 OR MORE STOREYS REQUIRED
EXIT STAIR PATH MARKINGS ALL STAIR COMPONENTS REQUIRED
PERIMETER DEMARCATION MARKING COMPLYING WITH NFPA 101
LOCK, LATCHES & ALARM DEVICES COMPLYING WITH NFPA 101 PERMITTED
RE-ENTRY PROVISIONS LOCKED STAIRS EXCEEDING 4 STOREYS NOT APPLICABLE
3 RAMPS COMPLYING WITH CHAPTER 7 NFPA 101 REQUIRED
AS SECONDARY EXIT FOR ONE (1) BASEMENT LEVEL NOT PERMITTED
4 ROOF ACCESS BUILDING EQUAL OR MORE THAN 4 STOREYS (G+3) OR ROOFS 12M ABOVE GRADE PLANE REQUIRED
WHERE OPEN STAIR/S ARE PERMITTED
ONE AT EACH 9300 SQM ROOF AREA OR FLAT ROOFS OR ROOF PITCH <3 IN 12
ROOF ACCESS COMPONENTS SMOKE VENTS (FIXED WALL OPENING/S) AT THE TOP OF THE STAIRWELL WITH A MINIMUM AREA OF 1.5 SQM REQUIRED
STAIR ACCESS TO ROOF EQUIPPED WITH OPERABLE DOORS
5 SMOKE PROOF ENCLOSURES FRR* (FIRE RESISTANCE RATING)  
STAIR ENCLOSURES ALL INSIDE STAIRS SERVING AS AN EXIT COMPONENT REQUIRED
OPEN STAIR PENETRATING ONE (1) FLOOR / LEVEL ONLY PERMITTED IF UTILIZED AS AN ACCESS AND NOT AS AN EXIT COMPONENT
FIRE FIGHTING LOBBY (F/F LOBBY) PROVISIONS AT THE LEVEL OF EXIT DISCHARGE NOT REQUIRED
LOBBY DOORS & WALL ENCLOSURES 1.5-HR FPR** FIRE PROTECTION RATING/ FRR* 2-HRS FIRE RESISTANCE RATING
SMOKE-STOP LOBBY (VESTIBULE) PROVISIONS AT THE LEVEL OF EXIT DISCHARGE
6 HORIZONTAL EXITS COMPLYING WITH CHAPTER 7 NFPA 101 1-HR FRR*
7 EXIT PASSAGEWAYS ENCLOSURE AND SEPARATION FIRE RESISTANCE RATING COMPLYING WITH CHAPTER 7 NFPA 101 REQUIRED
MIN. WIDTH NOT LESS THAN 2/3 OF THE WIDTH OF THE EXIT STAIR
8 FIRE ESCAPE STAIRS COMPLYING WITH CHAPTER 7 NFPA 101 PERMITTED
9 FIRE ESCAPE LADDERS COMPLYING WITH CHAPTER 7 NFPA 101 NOT PERMITTED
10 AREAS OF REFUGE COMPLYING WITH CHAPTER 7 NFPA 101 REQUIRED
11 ELEVATORS AS PART OF THE REQUIRED MEANS OF EGRESS NOT PERMITTED
AS SECOND MEANS OF EGRESS
ELEVATOR DOORS OPENING INTO EXIT ENCLOSURES
C CAPACITY OF MEANS OF EGRESS  
1 OCCUPANT LOAD CLASSROOMS 1.9 NET SQM/PERSON
SHOPS, LABORATORIES, VOCATIONAL ROOMS 4.6 NET SQM/PERSON
2 EGRESS CAPACITY STAIRWAYS 7.6MM
LEVEL COMPONENTS & RAMPS 5.0MM
3 EXIT ACCESS CORRIDORS REQUIRED MINIMUM CLEAR WIDTH 1830MM
D NUMBER OF EXITS    
1 SINGLE EXIT ONLY ONE (1) ON EVERY STORY NOT PERMITTED
2 NOT LESS THAN 2 SEPARATE EXITS (MINIMUM) REQUIREMENTS FOR ANY NUMBER OF OCCUPANTS REQUIRED
3 NOT LESS THAN THREE (3) SEPARATE EXITS EQUAL OR MORE THAN 500 OCCUPANTS
4 NOT LESS THAN FOUR (4) SEPARATE EXITS EQUAL OR MORE THAN 1000 OCCUPANTS
E ARRANGEMENT OF EXITS NS*-NOT SPRINKLERED / S**-SPRINKLERED NS* S**
1 TRAVEL DISTANCE IN ACCORDANCE WITH NFPA 101 TABLE A.7.6 46M 61M
2 COMMON PATH LIMIT IN ACCORDANCE WITH NFPA 101 TABLE A.7.6 23M 30M
3 DEAD-END CORRIDOR IN ACCORDANCE WITH NFPA 101 TABLE A.7.6 6.1M 15M
4 ROOM OR SPACES WITH MORE THAN 93 SQM OR WITH AN OCCUPANT LOAD OF MORE THAN 50 PERSONS MINIMUM TWO (2) ACCESS DOORS REQUIRED
REQUIRED DOORS ARRANGED TO PROVIDE ACCESS TO SEPARATE EXITS
DOORS OPEN INTO THE DIRECTION OF EXIT TRAVEL
5 EVERY ROOM NORMALLY SUBJECT TO STUDENT OCCUPANCY EXIT ACCESS DOORS LEADS DIRECTLY TO AN EXIT ACCESS CORRIDOR OR EXIT REQUIRED
6 DOORS SWINGING INTO EXIT ACCESS CORRIDOR ACCESS DOORS ARRANGED TO PREVENT INTERFERENCE WITH CORRIDOR TRAVEL REQUIRED
7 AISLE MINIMUM AISLE WIDTH 760MM
8 SPACES BETWEEN PARALLEL ROWS OF SEATS SUBJECT TO THE MINIMUM AISLE WIDTH THE NUMBER OF SEATS THAT INTERVENES BETWEEN ANY SEAT AND AN AISLE DOES NOT EXCEED SIX (6) NOT REQUIRED
9 EXIT DISCHARGE    
  EXTERIOR DISCHARGE DIRECT TO BUILDING EXTERNAL REQUIRED
  THROUGH AREAS ON LEVEL OF EXIT DISCHARGE MAXIMUM 10M TRAVEL DISTANCE TO BUILDING EXTERNAL PERMITTED WHEN PROTECTED THROUGHOUT WITH SPRINKLER SYSTEM
50% OF THE REQUIRED NUMBER OF EXITS AND 50% OF THE REQUIRED EXIT CAPACITY
10 EXTERIOR WAYS OF EXIT COMPLYING WITH NFPA 101 PERMITTED
11 ACCESIBLE MEANS OF EGRESS EXIT & ACCESS PROVISIONS FOR PEOPLE WITH SEVERE MOBILITY IMPAIRMENT NOT LESS THAN 2 EXITS REQUIRED
12 ILLUMINATION OF MEANS OF EGRESS COMPLYING WITH CHAPTER 7 NFPA 101 REQUIRED
13 EMERGENCY LIGHTING COMPLYING WITH CHAPTER 7 NFPA 101
14 MARKINGS OF MEANS OF EGRESS COMPLYING WITH CHAPTER 7 NFPA 101
F SPECIAL MEANS OF EGRESS PROVISIONS    
1 FIREMEN ACCESS PANELS HABITABLE HEIGHT EXCEEDING 10M REQUIRED
2 WINDOWS FOR RESCUE ROOMS OR SPACE GREATER THAN 23.2 SQM AND NORMALLY SUBJECT TO STUDENT OCCUPANCY REQUIRED
BUILDING SPRINKLER PROTECTED THROUGHOUT NOT REQUIRED
ROOMS OR SPACE HAS DOOR LEADING DIRECTLY TO AN EXIT OR OUTSIDE THE BUILDING NOT REQUIRED
ROOMS LOCATED FOUR OR MORE STORIES
3 LOCKUPS DOORS & PHYSICAL RESTRAINTS TO FREE EGRESS CAN BE READILY RELEASED BY STAFF WITHIN 2 MINUTES OF ONSET OF FIRE OR ANY EMERGENCY REQUIRED ON DOORS PROVIDED WITH LOCKUPS
3 ELEVATORS FOR OCCUPANT CONTROLLED EVACUATION PRIOR TO PHASE 1 EMERGENCY RECALL OPERATIONS COMPLYING WITH CHAPTER 7 NFPA 101 NOT PERMITTED
Notes:
*This Fire Safety Guide is prepared to determine the minimum required Fire Safety provisions for each Occupancy Type as referenced from General Directorate of Civil Defence (GDCD) adopted National Fire Protection Association (NFPA) Codes & Standards.
For further guidance, the user is referred to the NFPA Codes and Standards and the General Fire Safety Requirements - Guidelines Annexes.
** Occupancy Classification: Unless both the height and area requirements or criteria are met, the next higher classification or category SHALL apply.
FRR*-FIRE RESISTANCE RATING, FPR**-FIRE PROTECTION RATING, ASS-AUTOMATIC SPRINKLER SYSTEM / AUTOMATIC SUPPRESSION SYSTEM, SS-SMOKE-STOP LOBBY, FF-FIRE FIGHTING LOBBY, NP-NOT PERMITTED, N/A-NOT APPLICABLE, R-REQUIRED, NR-NOT REQUIRED
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