Clause 6.8 Redundancy For Fire Pumping System

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Clause 6.8 Redundancy For Fire Pumping System

CPFPRTS 2022

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The pumping system for hose reels, sprinklers and hydrants shall be provided with redundancy such that the system performance is not affected when one of the pumps and/ or the associated control system is out of operation due to routine maintenance or break-down.

TABLE 6.7.3: SIZES OF GRAPHICAL SYMBOLS

TABLE 6.7.3: SIZES OF GRAPHICAL SYMBOLS
Viewing Distance	0 to 6m	> 6 to 9m	> 9 to 12m	12m or more
Minimum height of symbol (Z=100)	60mm	90mm	120mm	150mm
Note: The luminous factor (Z=100) from SS 563 is used to determine the size of the sign. It essentially dictates the size of the sign that varies with distance. The graphical symbol for firefighting equipment shall be sized such that the height and width are same. The size of symbol is not inclusive of borders.

Diagram 6.2.4c.(7): Dutch-rolled Fire Hose with Cabinet (Surface-mounted or Recessed)

Diagram 6.2.4c.(9): Dutch Roll Folding Method

Diagram 6.6.9b.(1) – 1: Lift Landing Sill to Sill Distance > 11m but < 18m

Diagram 6.6.9b.(1) – 2: Rescue Hooks Located at Lift Landing

Diagram 6.6.9b.(2) – 1: Rescue Hooks Located Within Lift Landing Ceiling Space

Diagram 6.6.9b.(2) – 2: Rescue Hooks Located Within Lift Landing Ceiling Space

Diagram 6.6.9b.(3): Rescue Hook Design

Diagram 6.6.9c.(2): Landing Emergency Door

Diagram 6.6.9d.(1): Car Emergency Doors for Lift-to-lift Rescue

Diagram 6.6.9d.(2): Car Emergency Doors – Deployed of Bridging Plate

Table 6.4A COMPARTMENTATION AND FIRE PROTECTION REQUIREMENTS

Table 6.4A COMPARTMENTATION AND FIRE PROTECTION REQUIREMENTS
Usage (1)	Non-sprinkler-protected station (2)		Sprinkler-protected station (3)
Usage (1)	Compartmentation (2a)	Door rating (2b)	Compartmentation (3a)	Door rating (3b)	Sprinkler (3c)
Store room	1-hr	1-hr	N	N	S
AHU room	N	N	N	N	S
Low voltage switch room	2-hrs	2-hrs	2-hrs	2-hrs	EX
High voltage switch room	2-hrs	2-hrs	2-hrs	2-hrs	EX
Transformer room ⁽¹⁾	2-hrs	2-hrs	1-hr	1-hr	S
Fuel/ Oil tank room	4-hrs	4-hrs	4-hrs	4-hrs	S
Generator room	4-hrs	4-hrs	4-hrs	4-hrs	S
Electric lift motor room ⁽²⁾	2-hrs	2-hrs	2-hr	2-hrs	EX
Hydraulic lift motor room ⁽²⁾	2-hrs	2-hrs	2-hr	2-hrs	S
Battery room ⁽¹³⁾	2-hrs	2-hrs	2-hr	2-hrs	S⁽¹²⁾
Fire pump/ tank room	2-hrs	2-hrs	2-hr	2-hrs	S
Fire command centre	2-hrs	2-hrs	2-hr	2-hrs	S
MDF room, PABX room	N	N	2-hr	2-hrs	EX
MDF room, PABX room	N	N	N	N	S
Public toilet ⁽³⁾	N	N	N	N	S
Commercial space	2-hrs	2-hrs	1-hr	1-hr	S
Ticket vending machine room ⁽³⁾	N	N	N	N	EX
Passenger Service Centre (PSC) ⁽³⁾	N	N	N	N	EX
Station Manager Room (SMR) ⁽³⁾	N	N	N	N	S ⁽¹¹⁾
Ticket sales office ⁽³⁾	N	N	N	N	S
General purpose office ⁽⁴⁾	N	N	N	N	S
Staff room ⁽⁴⁾	N	N	N	N	S
Staff toilet/locker room ⁽⁴⁾	N	N	N	N	S
Maintenance office ⁽⁴⁾	N	N	N	N	S
Bin centre ⁽⁵⁾	2-hrs	2-hrs	2-hrs	2-hrs	S
Tunnel ventilation fan room ⁽⁶⁾	2-hrs	2-hrs	2-hrs	2-hrs	EX
ECS plant room	2-hrs	2-hrs	2-hrs	2-hrs	S
Electrical room	2-hrs	2-hrs	2-hrs	2-hrs	EX
Electrical closet	N	N	N	N	EX
Essential fan room ⁽⁷⁾	2-hrs	2-hrs	2-hrs	2-hrs	S
Uninterruptible power supply room	2-hrs	2-hrs	2-hrs	2-hrs	EX
Pneumatic platform screen door room	2-hrs	2-hrs	2-hrs	2-hrs	S
Underplatform Services Duct ⁽⁸⁾	2-hrs	2-hrs	2-hrs	2-hrs	EX
Civil defence room with storage	2-hrs	2-hrs	N	N	S
Civil defence room without storage	N	N	N	N	EX
Supply air shaft ⁽⁹⁾	2-hrs	2-hrs	2-hrs	2-hrs	--
Exhaust air shaft ⁽⁹⁾	2-hrs	2-hrs ⁽¹⁰⁾	2-hrs	2-hrs ⁽¹⁰⁾	--

Table 6.4A COMPARTMENTATION AND FIRE PROTECTION REQUIREMENTS – CONTINUED (2)

Table 6.4A COMPARTMENTATION AND FIRE PROTECTION REQUIREMENTS – CONTINUED (2)
Usage (1)	Non-sprinkler-protected station (2)		Sprinkler-protected station (3)
	Compartmentation (2a)	Door rating (2b)	Compartmentation (3a)	Door rating (3b)	Sprinkler (3c)
Note: Essential equipment includes communication equipment, signalling equipment, uninterruptible power supply/emergency power supply charger/rectifier and HV/LV switchgears which are critical for the operation of trains, the emergency fire safety equipment, and the emergency evacuation of commuters. EX Sprinkler system is exempted from the corresponding area provided that the area is fitted with an automatic fire alarm system installed according with SS 645 N No specific requirement on compartmentation S Sprinkler system has to be extended into such rooms (1) 4-hr compartmentation if flammable liquids are used. Refer to Cl.3.2.4g.(1) (2) Openings for ropes and cables shall be kept as small as practicable (3) Wall/door separating the room and non-public area shall have at least 2-hr fire rating (4) Wall/door separating the room and public area shall have at least 2-hr fire rating (5) Compartmentation and sprinkler protection are not required if it is a stand-alone structure i.e. not adjoining or below transit structure(s) (6) Motorised dampers separating the room and the trainways need not have fire rating (7) Except as modified in Cl.6.4.2c. (8) The underplatform services duct (UPSD) shall also be divided longitudinally into two sections by a 2-hour fire-rated wall so that the two electrical feeders carrying electrical power supply for the RTS system are physically separated (9) No detectors are required in these air shafts (10) The door shall also be a smoke check door (11) Sprinkler is exempted where SMR meets the requirements of Cl.6.4.1d. (12) Water mist system can be considered in lieu of conventional automatic fire sprinkler system. (13) This requirements of compartmentation shall apply to any room that is designated as a battery room or Threshold Stored Energy exceeded the limits stated in Cl.10.3.1e. of the Code of Practice for Fire Precautions in Buildings. This does not apply to battery used in consumer products such as laptop, phone, etc.

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