Standard for Fire Safety in Rapid Transit Systems - Singapore Civil ...

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S2.6.5 The installation and operation of the mechanical ventilation systems shall (i) have minimal contribution to the spread of fire and smoke in the station; and (ii) have no adverse effects on the operation of other life safety or fire suppression systems. S2.6.6 Provisions for appropriate and adequate ventilation to (i) rooms housing essential fire-fighting facilities for continual operation; and (ii) fire command centre. S2.6.7 Provisions to prevent re-circulation of smoke into the system due to the effects of a fire in the station, with considerations for:- (i) air intake openings; and (ii) station entrances; and (iii) station and / or trainway surface openings; and (iv) adjacent structures and property uses. Standard for Fire Safety in Rapid Transit Systems 109
2.6.1 GENERAL SECTION 2.6 STATION SMOKE CONTROL AND MECHANICAL VENTILATION SYSTEMS 2.6.1.1 Fans forming part of a fire rated duct shall also be enclosed in the same fire rated enclosure. 2.6.1.2 Ductwork not serving smoke control fan rooms shall not pass through the smoke control fan rooms. 2.6.1.3 PVC pipes are prohibited in underground stations, except PVC pipe sleeves and condensate drain pipes for air-conditioning units as stipulated in Cl.2.3.15.11 of this Standard. 2.6.1.4 Fresh/exhaust air of the station’s smoke control and mechanical ventilation systems can be taken from/discharge to the intake/exhaust air shafts (shown shaded in Diagrams 2.6.1.4(a) and 2.6.1.4(b)) respectively of the underground station. 2.6.1.5 The intake and exhaust air shafts shall be positioned or protected to prevent re-circulation of smoke into the system through air intake openings, station entrances and other surface openings. Adjacent structures and property uses also shall be considered. 2.6.1.6 Primary and secondary power supply shall comply with Cl.4.1.3 of this Standard. 2.6.1.7 Where replacement air is taken from doorways at station entrances, devices or other measures shall be incorporated to admit replacement air upon activation of the emergency ventilation system to achieve the design requirements during operating hours and non-operating hours when the station is closed for passenger service. 2.6.2 AIR-CONDITIONING & MECHANICAL VENTILATION SYSTEMS 2.6.2.1 Where air-conditioning system is provided in lieu of mechanical ventilation system during emergency, all the requirements specified in this Standard for the mechanical ventilation system shall apply to the air-conditioning system. Smoke control fan rooms PVC pipes Air shafts Re-circulation of smoke Power supply Standard for Fire Safety in Rapid Transit Systems 110
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Standard for Fire Safety in Rapid T
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2.3.13 Restriction of Spread of fla
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SECTION 3.2 - OCC and RTS Facility
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1.1.4 ABBREVIATIONS The abbreviatio
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2.1.2.5 Area of Refuge (a) In the s
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2.1.2.16 A space enclosed by elemen
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2.1.2.27 A means of egress from the
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2.1.2.45 The height of station or (
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2.1.2.64 An enclosed space that is
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2.1.3 STATION OCCUPANCY 2.1.3.1 The
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CODE Table 2.1.3 APPROVED TRADES AN
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SECTION 2.2 STATION MEANS OF ESCAPE
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2.2.3 MEANS OF ESCAPE FROM PLATFORM
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2.2.3.9 Gate-type emergency exits s
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2.2.4.7 The maximum travel distance
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(iii) Permanently fixed ventilation
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(h) 850mm for doors and gates, and
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300 mm (iii) The sign shall be loca
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(d) Exit ramps shall be straight wi
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(d) Ventilation 2.2.5.12 ESCALATORS
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(ii) All exit access doors which op
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2.2.5.14 FARE COLLECTION GATES AND
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2.2.5.19 Photo luminescent marking
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Diagram 2.2.4.4 - Means of escape f
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Diagram 2.2.5.13(e) - Exit doors sh
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Diagram 2.2.5.16(a)(v) - Remoteness
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SECTION 2.3 STATION STRUCTURAL FIRE
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2.3.1 GENERAL SECTION 2.3 STATION S
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(c) Commercial spaces shall be comp
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(h) Coldroom Where the enclosure to
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(b) Any reference to height means t
Page 63 and 64: 2.3.5 EXTERNAL WALL 2.3.5.1 Externa
Page 65 and 66: 2.3.6.2 A separating wall shall hav
Page 67 and 68: (b) Have the appropriate fire resis
Page 69 and 70: 2.3.8.8 A protected shaft which con
Page 71 and 72: (ii) Drywall shall have the requisi
Page 73 and 74: 2.3.9.3 Pipes (a) Pipes which pass
Page 75 and 76: 2.3.10.3 Doors opening into the exi
Page 77 and 78: (h) All sides shall be properly sea
Page 79 and 80: (v) Intumescent mastics. The method
Page 81 and 82: (e) Cl.2.3.8.2(c), 2.3.8.4, 2.3.8.7
Page 83 and 84: Table 2.3.2A SIZE LIMITATION OF STA
Page 85 and 86: Table 2.3.9A MAXIMUM NOMINAL INTERN
Page 87 and 88: Diagram 2.3.3.1(c) - Fire resistanc
Page 89 and 90: 2.4.1 GENERAL SECTION 2.4 SITE PLAN
Page 91 and 92: ii) For stations not exceeding the
Page 93 and 94: 2.4.4 PRIVATE FIRE HYDRANT 2.4.4.1
Page 95 and 96: (c) Where there are more than one p
Page 97 and 98: Diagram 2.4.2.4(b)(vi) U-Turn Radii
Page 99 and 100: Diagram 2.4.4.1(b) - Provision of P
Page 101 and 102: S2.5.3 Fire protection systems to c
Page 103 and 104: 2.5.2.5 Portable fire extinguishers
Page 105 and 106: 2.5.3.5 The dry mains’ breeching
Page 107 and 108: 2.5.5.2 The fire alarm system shall
Page 109 and 110: 2.5.6 SPRINKLER INSTALLATION 2.5.6.
Page 111 and 112: 2.5.7 LIFTS 2.5.7.1 Lifts (includin
Page 113: SECTION 2.6 STATION SMOKE CONTROL A
Page 117 and 118: (e) Where the supply air duct servi
Page 119 and 120: (c) The smoke purging system design
Page 121 and 122: 2.6.5.2 The design shall encompass
Page 123 and 124: Diagram 2.6.1.4(a) - Fresh/exhaust
Page 125 and 126: S2.7.2 Provisions for adequate and
Page 127 and 128: (b) Notwithstanding the requirement
Page 129 and 130: (g) Exit signs in metal enclosures
Page 131 and 132: 2.7.2.10 PA systems for stations wi
Page 133 and 134: (c) Supply air shall be drawn direc
Page 135 and 136: 2.8.1 GENERAL SECTION 2.8 INTEGRATI
Page 137 and 138: 2.8.4.2 Where a station has an unde
Page 139 and 140: SECTION 2.9 UNDERGROUND OR ENCLOSED
Page 141 and 142: S2.9.10 Provisions for ventilation
Page 143 and 144: 2.9.2.3 Where underground or enclos
Page 145 and 146: 2.9.3.5 The emergency lighting shal
Page 147 and 148: 2.9.6.3 An engineering analysis is
Page 149 and 150: 2.9.8 MOTORISED TROLLEY 2.9.8.1 Mot
Page 151 and 152: Diagram 2.9.4.2 - Numbering and lab
Page 153 and 154: ROOT OBJECTIVES SECTION 2.10 ABOVEG
Page 155 and 156: 2.10.3 EMERGENCY ACCESS 2.10.3.1 Em
Page 157 and 158: PART III - RTS DEPOT AND RELATED FA
Page 159 and 160: (g) The maximum travel distance for
Page 161 and 162: Diagram 3.1.1(d) - Element of Struc
Page 163 and 164: For RTS Facility Buildings S3.2.5 P
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PART IV - ELECTRICAL SYSTEM FOR RAP
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4.1.3.2 Not withstanding the above,
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APPENDIX A OCCUPANT LOAD CALCULATIO
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A.2.3 For a single service centre p
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A.3.3 For a multi-service centre pl
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1 2 3 4 5 APPENDIX A, TABLE A : SIN
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
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Number of People APPENDIX A, FIGURE
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B.1 GENERAL APPENDIX B EXITING ANAL
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any enclosing structure for Escape
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TEST #2 FOR ESCAPE ROUTE 2 TOTAL WA
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A. Masonry construction - continued
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APPENDIX C - continued PART II : RE
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1. Dense concrete: APPENDIX C - con
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APPENDIX C - continued PART V : STR
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APPENDIX C - continued PART VIII :
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Width of enclosing rectangle in met
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APPENDIX E ACCESSWAY E.1 In general
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APPENDIX F STANDBY FIRE HOSE FOR RI
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G.1 General APPENDIX G TENABLE ENVI
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where: tIconv = time in minutes T =
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APPENDIX H NOTES ON THE USE OF INTU
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APPENDIX J FIRE SAFETY REQUIREMENTS
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J.5.3 In the event of fire emergenc
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