IV | MEANS OF EGRESS | PREPARATORY SCHOOL |
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FIRE SAFETY PROVISIONS |
MINIMUM REQUIREMENTS |
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A |
MEANS OF EGRESS GENERAL REQUIREMENTS |
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1 |
SEPARATION OF MEANS OF EGRESS |
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EXIT ACCESS CORRIDORS |
SERVING AN AREA HAVING AN OCCUPANT LOAD EXCEEDING 30 |
1-HR FRR* |
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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 |
PERMITTED |
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 |
FPR* FIRE PROTECTION RATING |
|
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 |
NOT PERMITTED |
SELF-CLOSING DEVICES |
DOORS REQUIRED TO BE NORMALLY KEPT CLOSED |
REQUIRED |
2 |
STAIRS |
|
|
STANDARD STAIRS |
FEWER THAN 50 PERSON (CLEAR WIDTH) |
915MM |
1120MM |
>2000 PERSON (CLEAR WIDTH) |
1420MM |
SPRIRAL STAIRS |
COMPLYING WITH CHAPTER 7 NFPA 101 |
NOT PERMITTED |
CURVE STAIRS |
COMPLYING WITH CHAPTER 7 NFPA 101 |
NOT PERMITTED |
WINDERS |
COMPLYING WITH CHAPTER 7 NFPA 101 |
NOT PERMITTED |
GUARDS AND HANDRAILS |
COMPLYING WITH CHAPTER 7 NFPA 101 |
REQUIRED |
ENCLOSURE AND PROTECTION OF EXIT 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 |
UNDER STAIRS IN ACCORDANCE WITH NFPA 101 |
PERMITTED |
STAIRWAY IDENTIFICATION |
SERVING 3 OR MORE STOREYS |
NOT APPLICABLE |
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 |
NOT REQUIRED |
WHERE OPEN STAIR/S ARE PERMITTED AND PROVIDED |
ONE AT EACH 9300 SQM ROOF AREA OR FLAT ROOFS OR ROOF PITCH |
ROOF ACCESS COMPONENTS |
SMOKE VENTS (FIXED WALL OPENING/S) AT THE TOP OF THE STAIRWELL WITH A MINIMUM AREA OF 1.5 SQM |
NOT 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 |
STAIR ENCLOSURES |
OPEN STAIR PENETRATING ONE (1) FLOOR / LEVEL ONLY |
PERMITTED IF UTILIZED AS AN ACCESS AND NOT AN EXIT COMPONENT |
FIRE FIGHTING LOBBY (F/F LOBBY) |
COMPLYING WITH FIRE FIGHTING LOBBY REQUIREMENTS |
NOT REQUIRED |
LOBBY DOORS & WALL ENCLOSURES |
1.5-HR FPR** FIRE PROTECTION RATING |
SMOKE-STOP LOBBY (VESTIBULE) |
COMPLYING WITH SMOKE-STOP LOBBY REQUIREMENTS |
6 |
HORIZONTAL EXITS |
COMPLYING WITH CHAPTER 7 NFPA 101 |
1-HR FRR* |
7 |
EXIT PASSAGEWAYS |
ENCLOSURE AND SEPARATION FIRE RESISTANCE RATING |
REQUIRED |
MIN. WIDTH AS PER EXIT CAPACITY 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 |
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|
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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 |
4 |
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 |
5 |
ELEVATORS FOR OCCUPANT CONTROLLED EVACUATION PRIOR TO PHASE 1 EMERGENCY RECALL OPERATIONS |
COMPLYING WITH CHAPTER 7 NFPA 101 |
NOT PERMITTED |