fire code chap 6 and 7 mr siew yee cheong
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Updates to Chapter 6 & 7
Ch. 6 Fire Fighting SystemsCh. 7 Mechanical Ventilation & Smoke
Control Systems
Fire Code Seminar 2013
Presented By: Siew Yee Cheong
Updates to Chapter 6
Fire Fighting Systems
Chapter 61) Cl. 6.2.2 ~ Number, Location and Size of Rising Mains ~(Updated Clause)
2) Cl. 6.2.3 (a) ~ Breeching Inlets and Accessway ~(Updated Clause)
3) Cl. 6.2.4 (f) ~ Wet riser pumps room ~(New Clause)
4) Cl. 6.2.8 (a) (iv) ~ Hose Reels ~(New Clause)
5) Cl. 6.2.9 ~ Graphical symbols to depict fire safety equipment ~ (New Clause)
6) Cl. 6.3.2 (e) ~ Fire Alarm Panel ~(Updated Clause)
7) Cl. 6.3.3 (e) ~ Manual Alarm Call Points ~(Updated Clause)
8) Cl. 6.4.3 (b) ~ The sprinkler system ~ (New Clause)
9) Cl. 6.4.6 ~Multi-storey bldgs with above grd car parking ~ (Updated Clause)
10) Cl. 6.6 ~ Lifts ~ (Updated Clause)
11) Cl. 6.6.2 (c) ~ Emergency Power Supply ~ (Updated Clause)
12) Cl.6.6.3(a),(b)&(f)~Fire lift ~ (Updated Clause)
13) Cl. 6.6.3 (g) ~ Fire lift ~ (New Clause)
14) Cl. 6.6.4 (e)(ii) ~ Homing of lifts ~ (Updated Clause)
15) Table 6.3A & 6.4A~ ~ (Updated Clause)
Fire Code 2007 Fire Code 2013
Cl 6.2.2 Number, Location and Size of
Rising Mains
a) The number and distribution of rising mains shall comply with the requirements stipulated in SS CP 29 Code of Practice for Fire Hydrant systems and Hose Reels.
b) Position of rising mains and the associated landing valves shall be kept free of obstruction both physically and visually and located:
i. within smoke-stop lobby or external corridorimmediately outside the door of the exit staircase;
ii. in the case where there are no smoke stop lobby or external corridor, it shall be located inside exit staircase, or in the common area and within a protected shaft, immediately outside the door of the exit staircase.
Cl 6.2.2 Number, Location and Size of
Rising Mains
a) The number and distribution of rising mains shall
comply with the requirements stipulated in SS 575 Code of Practice for Fire Hydrant systems and Hose Reels.
b) Position of rising mains and the associated landing valves shall be kept free of obstruction both physically and visually and located:
i. within fire-fighting lobby, smoke-stop lobby
or external corridor immediately outside the door of the exit staircase;
ii. in the case where there are no fire-fighting lobby, smoke-stop lobby or external corridor, it
shall be located inside exit staircase, or in the common area and within a protected shaft, immediately outside the door of the exit
1) Cl. 6.2.2
Number, Location and Size of Rising Mains
1st Priority Location
2nd Priority Location
3rd Priority Location
Rising main withlanding valve
Cl. 6.2.2 (b)-(i) The Order of Preference For The Location of The Rising Mains
Number, Location and Size of Rising Mains
Fire Lift
Fire FightingLobby
Rising main withLanding valve
30 m
Note: Where there are provisions of fire-fighting lobby or smoke-stop lobby
within the building, the position of rising mains and landing valves shall first
be located inside fire-fighting lobby.
Cl. 6.2.2 (b) Note
Passenger Lift
The Order of Preference For The Location of The Rising Mains
Number, Location and Size of Rising Mains
Cl. 6.2.2 (b)-(ii)
In case of no fire-fighting lobby, smoke-stop lobby or external corridor,
Rising Main shall be located inside exit staircase, or in the common areaand within a protected shaft, immediately outside the door of the exit staircase.
The Order of Preference For The Location of The Rising Mains
Fire Code 2007 Fire Code 2013
Cl.6.2.3 Breeching Inlets and Accessway
a) All buildings fitted with rising mains shall have accessways or fire engine access road (applicable to buildings under purpose group II) for pumping appliances within 18m of the breeching inlet. The breeching inlets shall be visible from the accessways or fire engine access road.
Cl.6.2.3 Breeching Inlets and Accessway
a) All buildings fitted with rising mains shall have accessways or fire engine
access road (only applicable to buildings under purpose group II) for pumping appliances within 18m of the breeching inlet. The breeching inlets shall be visible from the accessways or fire engine access road.
2) Cl. 6.2.3 (a)
Breeching Inlets and Accessway
Fire engine access road is only applicable for purpose group II building.
Measure from fireengine access way (or)Fire engine access road
Cl.6.2.3 (a)
Breeching Inlet
Fire Code 2007 Fire Code 2013
Cl 6.2.4 Wet Rising Main
f) Where pumps are required for the wet riser main system, requirements specified in SS CP 29 shall be incorporated. Arrangements for the power supplies, both normal and emergency, shall be in accordance with the CP 29.
Cl 6.2.4 Wet Rising Main
f) Wet riser pumps shall be installed within a fire compartmented fire pump room, whose fire rating shall be in accordance with Table 6.4A. The fire pump room floor level shall not be lower than the main floor level.
3) Cl. 6.2.4 (f)
Location of Wet Riser Pump Room
For sunken wet riser pump room i.e., (floor level lower than the main floor level), in case of overflowing of water tank or flooding due to leakage, the wet riser pumps will be fully submerged.
Not Acceptable
Cl.6.2.4 (f)
Location of Wet Riser Pump Room
The fire pump room floor level shall not be lower than the main floor level.
Acceptable
Cl.6.2.4 (f)
Fire Code 2007 Fire Code 2013
NIL Cl. 6.2.8 Hose Reels
a) Hydraulic hosereel conforming to the
requirements in SS CP 29 Code of
Practice for Fire Hydrant Systems and
Hose Reels shall be provided in every
storey of every building regardless of
building height, except the following:
iv. Subject to compliance with clause
2.6.2, provision of hosereel on the
mezzanine floor of factory unit is not
required provided the coverage
distance of the nearest hosereel at the
main floor to the most remote point
of the mezzanine floor shall not
exceed 36m.
4) Cl. 6.2.8 (a) (iv)
Provision of Hosereel
The provision of hosereel is required in every storey of every building.
In the case of mezzanine floor in factory occupancy where - The floor area is less than 60sqm and- Travel distance in compliance, the provision of hosereel is not needed at the mezzanine storey provided the hosereel coverage of (30m+6m) is sufficient.
Cl.6.2.8 (a) (iv)
Hosereel
Provision of Hosereel
The provision of hosereel is not needed at the mezzanine storey provided the hosereelcoverage of (30m+6m) is sufficient.
Cl.6.2.8 (a) (iv)
Hosereel
Fire Code 2007 Fire Code 2013
NIL Cl. 6.2.9
Graphical symbols to depict fire safety
equipment are allowed for use in buildings
provided the signs comply with SS
508. The Table below show the different
size of the graphical symbol with respect
to the viewing distance.
5) Cl. 6.2.9
Graphical Symbols As Per SS 508
Viewing
Distance
0m to 6m > 6m to 9m > 9m to 12m 12m or more
Z=100 min. 60mm min. 90mm min. 120mm min. 150mm
Note: The luminous factor (Z) from SS563 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 fire-fighting equipments
shall be sized such that the height and width are the same. The
size of symbol is not inclusive of borders.
Table 6.2.9A
Cl.6.2.9
Fire Safety Signs in MRT Station
Graphic Symbol of Hosereel & Fire Extinguisher in MRT station
Size of Fire Safety Signs
Size of Graphic Symbol of Hosereel & Fire Extinguisher
Fire Safety Signs in New Building
Graphic Symbol of Hosereel & Fire Extinguisher in New Building
Fire Code 2007 Fire Code 2013Cl. 6.3.2 Fire Indicator Board
a) An electrical fire alarm system of the automatic ormanual type shall be provided with a fire indicatorboard to indicate the location of the alarm which hasbeen actuated or operated. Such indication of locationshall be accurate to the maximum allowed alarm grouparea limitations specified in SS CP 10.
b) The associated control and supervisory equipment,indicating equipment, wiring and arrangement of powersupplies for the fire indicator board shall comply withthe requirements in SS CP 10.
c) All automatic systems which are activated via thegeneral building alarm shall be connected directly to thefire indicator board.
d) The fire indicator board should be located near the mainentrance of the building, in the fire command centre, inthe guardhouse or in the fire fighting lobby, if provided,or as may be required by the Relevant Authority.
e) Sub-fire alarm board, where provided, shall complywith the requirements in SS CP 10.
Cl 6.3.2 Fire Alarm Panel
a) An electrical fire alarm system of the automatic or
manual type shall be provided with a fire alarm panelto indicate the location of the alarm which has been
actuated or operated. Such alarm panel of locationshall be accurate to the maximum allowed alarm grouparea limitations specified in SS CP 10.
b) The associated control and supervisory equipment,indicating equipment, wiring and arrangement of power
supplies for the fire alarm panel shall comply with therequirements in SS CP 10.
c) All automatic systems which are activated via thegeneral building alarm shall be connected directly to the
fire alarm panel.
d) The fire alarm panel should be located near the mainentrance of the building, in the fire command centre, inthe guardhouse or in the fire fighting lobby, if provided,or as may be required by the Relevant Authority.
e) Sub-fire alarm panel, where provided, shall be locatedat the fire-fighting lobby, smoke-stop lobby,protected staircase in that order of priority or at themain point of entry into the area covered by thealarm zone.
6) Cl. 6.3.2 (e)
Fire Alarm Panel
Sub Fire Alarm Panel
Cl. 6.3.2 (a), (b), (c), (d)
Sub Fire Alarm Panel
1st Priority Location
Sub Fire Alarm Panel
2nd Priority Location
3rd Priority Location
4th Priority Location
Sub FireAlarm Panel
Sub FireAlarm Panel
Sub FireAlarm Panel
Cl. 6.3.2 (e)
The Order of Priority For The Location of The Sub Fire Alarm Panel
Occupied Space
Fire Code 2007 Fire Code 2013
Nil Cl.6.3.3 Manual Alarm Call Points
e) Subject to compliance with Cl.2.6.2,provision of manual call point on themezzanine floor of factory unit is notrequired provided no person on themezzanine floor need to travel morethan 30m to activate the nearest manualcall point located on the main floor.
7) Cl. 6.3.3 (e)
Provision of Manual Call Point
In the case of mezzanine floor in factory occupancy where - The floor area is less than 60sqm and- Travel distance in compliance, the provision of manual call point is not required provided no person on the mezzanine floor need to travel more than 30m to activate the nearest manual call point located on the main floor.
Cl.6.3.3 (e)
Call point
Provision of Manual Call Point
The provision of manual call point is not required provided no person on the mezzanine floor need to travel more than 30m to activate the nearest manual call point located on the main floor.
Cl.6.3.3 (e)
Call point
Fire Code 2007 Fire Code 2013Cl.6.4.3
The sprinkler system shall be electrically monitored sothat on the operation of any sprinkler head, the firesignal is automatically transmitted to a fire stationthrough an approved alarm monitoring station.
Cl. 6.4.3
a) The sprinkler system shall be electrically monitored so that on the operation of any sprinkler head, the fire signal is automatically transmitted to a fire station through an approved alarm monitoring station.
b) Installation of fire pumps for sprinkler system shall comply with requirements of SS CP 52. Sprinkler pumps shall be installed within a fire compartmented fire pump room, whose fire rating shall be in accordance with Table 6.4A.The sprinkler pump room floor level shall not be lower than the main floor level.
Sprinkler control valve(s) shall be located in the following order of priority: i. facing external within close proximity to Fire
Command Centre;ii. within fire-fighting lobby/smoke-stop lobby;
andiii.within sprinkler pump room that has proper
access; andiv. within fire compartmented enclosure located
near to fire-fighting stair and readily accessible from the common areas.
8) Cl. 6.4.3 (b)
The Sprinkler System
Sprinkler Control Valves
Cl.6.4.3 (b)
1st Priority Location
2nd Priority Location
The Order of Priority For The Sprinkler Control Valves Location
The Sprinkler System
Sprinkler Control Valves
Cl.6.4.3 (b)
3rd Priority Location 4th Priority Location
Sprinkler Pump Room
Sprinkler Control Valves
Common Corridor
OTHERROOM
The Order of Priority For The Sprinkler Control Valves Location
Location of Sprinkler Pump Room
For sunken sprinkler pump room i.e., (floor level lower than the main floor level), in case of overflowing of water tank or flooding due to leakage, the sprinkler pumps will be fully submerged.
Not Acceptable
Cl.6.4.3 (b)
Location of Sprinkler Pump Room
The fire pump room floor level shall notbe lower than the main floor level.
Acceptable
Cl.6.4.3 (b)
Fire Code 2007 Fire Code 2013
Cl. 6.4.6
In multi-storey buildings under Purposegroups II, IV, V & VII, where any carparking area above ground is providedwith natural ventilation in accordance withcl. 3.2.8(c), the provision of automaticsprinkler to the car parking area is notrequired provided:
i. An automatic fire alarm system shall beprovided to the car parking area underpurpose groups IV, V & VII subject toTable 6.3A and Table 3.2A; and
ii. Manual fire alarm system shall beprovided to the car parking area underpurpose group II subject to Table 6.3A.
Cl. 6.4.6
In multi-storey buildings under Purposegroups II, III, IV, V, VI, VII & VIII notexceeding 24m in habitable height, whereany car parking area above ground isprovided with natural ventilation inaccordance with cl. 3.2.8(c), the provision ofautomatic sprinkler to the car parking areais not required provided:
i. An automatic fire alarm system shall beprovided to the car parking area underPurpose Groups III, IV, V & VII and
ii. Manual fire alarm system shall beprovided to the car parking area underPurpose Group II subject to Table 6.3A.
9) Cl. 6.4.6
Multi-Storey Buildings With Above Ground Car
Parking Area
Multi-storey buildings under purpose groups II, III, IV, V, VI, VII & VIII
Cl.6.4.6
The provision of automatic sprinkler to the car parking area only is not requiredprovided:i. An automatic fire alarm system shall be provided to the car parking area under
Purpose Groups III, IV, V, & VII (main building usage) andii. Manual fire alarm system shall be provided to the car parking area under Purpose
Group II subject to Table 6.3A.
No part of the floor space
shall be more than 12m
from the openings on the
perimeter walls of the
building
Carpark<24m
Fire Code 2007 Fire Code 2013
Cl. 6.6 LIFTS
This set of requirements shall be
applicable to all buildings exceeding
habitable height of 24m except Purpose
Group I and II buildings.
Cl. 6.6 LIFTS
A set of requirements using lifts forbuilding evacuation during emergency isdrawn up at FSR 7: 2011 & FSR 8: 2011.These requirements are applicable to allbuildings except residential developments.
10) Cl. 6.6
Requirements Using Lifts For Building
Evacuation During EmergencyCl.6.6
FSR 7:2011 FSR 8:2011
PWD Evacuation Lift / Fire Lift Requirement
Requirements Using Lifts For Building Evacuation During Emergency
Building Habitable Height
< 24m > 24m
All new bldgs.
except
residential
buildings
• At least 1 passenger lift
designated as PWD
Evacuation lift.
(i.e. PWD evacuation
lift design requirements
apply)
• At least 1 passenger lift designated as
PWD Evacuation lift.
• Additional fire lift required.
- The PWD Evacuation lift can double
up as the additional fire lift. Design of
additional fire lift shall follow that of
PWD evacuation lift.
• Passenger lifts to be installed with fire
lift switch, and protection of power
cables and provision of CCTV at
lobbies.
Fire Code 2007 Fire Code 2013
Cl . 6.6.2 Emergency Power Supply
c) In any public building or part thereof, in which the
habitable height exceeds 60 m, the emergency power
supply shall be so sized and arranged such that:
i. at least one lift (other than the fire lift) with
access to every storey, or
ii. one lift from each vertical zone if the lifts are
arranged to serve different zones in the building,
shall remain operative in the event of power failure or
fire. A manual overriding switch with the same
function as the FIRE SWITCH shall be provided for
each of the above designated lift(s). The fire switch
shall be located in a designated location such as the fire
command centre.
Cl. 6.6.2 Emergency Power Supply
c) The power supply to the lift shall be connected to a sub-main circuit exclusive to the lift and independent of any other main or sub-main circuit. The power cables serving the lift installation shall be routed through an area of negligible fire risk.
11) Cl. 6.6.2 (c)
Emergency Power Supply to Lifts
Cl.6.6.2
Fire Code 2007 Requirement
Secondary Fire lifts for passenger lifts serving respective zone
Emergency Power Supply to Lifts
Cl.6.6.2
Fire Code 2013 Requirement
1st Fire lift 2nd Fire lift (Double up as Evacuation lift)
Fire Code 2007 Fire Code 2013
Cl. 6.6.3 Fire lift
a) In any building or part thereof, in which thehabitable height exceeds 24m, or the depth of the basement is more than 9m below the average ground level, there shall be provided at least one fire lift, which shall be contained within a separate protected shaft or a common protected shaft containing other lifts subject to such other lifts being served at each storey by the fire fighting lobby, which is required by the provisions of Cl.2.2.13(b) of this Code.
b) A fire lift shall have access to every habitable floor
above or below the designated floor and shall be
adjacent and accessible to an exit staircase and be
approached by a fire fighting lobby at each storey.
Cl. 6.6.3 Fire lift
a) With the exception of Purpose Group I and II
buildings, all other buildings shall be provided
with at least two fire lifts if the habitable height
exceeds 24m. See FSR 8:2011 on the design details.
For Purpose Group II buildings, at least one fire
lift shall be provided if the habitable height
exceeds 24m. All buildings shall also be provided
with at least two fire lifts if the depth of the
basement exceeds 9m below the average ground
level. The fire lift(s) shall be contained within a
separate protected shaft or a common protected
shaft containing other lifts subject to such other
lifts being served at each storey by the fire fighting
lobby, which is required by the provisions of
Cl.2.2.13(b) of this code.
b) A fire lift shall be adjacent and accessible to an
exit staircase and be approached by a fire fighting
lobby at each storey. The fire lift shaft shall be
continuous throughout the building and serve
every storey.
12) Cl. 6.6.3 (a), (b)
Fire Lifts
For habitable height more than 24m
All purpose groups except I & IIshall be provided with at least two fire liftsAt least one fire lift shall be
provided for purpose group II, except super high rise residential building.
For basement storey with depth exceeding 9m
All purpose groups shall be provided with at least two fire lifts.
Cl.6.6.3 (a)
Fire lift
>24m
Separated or common protected shaft
Fire Lifts
Cl.6.6.3 (a)
Fire lift in separate lift shaft Fire lift in common lift shaft
Cl. 6.6.3(b) - A fire lift shall be adjacent and accessible to an exit staircase and be approached by a fire fighting lobby at each storey
Fire LiftsCl.6.6.3 (b)
- The fire lift shaft shall be continuous throughout the building and serve every storey.
Fire Code 2007 Fire Code 2013
Cl. 6.6.3 Fire lift
e) The installation of the fire lift shall be in accordance
with SS CP 2 Code of Practice for Installation,
Operation and Maintenance of Electric Passenger
and Goods Lifts.
f) The power supply to the lift shall be connected to a
sub-main circuit exclusive to the lift and
independent of any other main or sub-main
circuit. The power cables serving the lift installation
shall be routed through an area of negligible fire
risk.
Cl. 6.6.3 Fire lift
e) The installation of the fire lift shall be in accordance
with SS 550 Code of Practice for Installation,
Operation and Maintenance of Electric Passenger
and Goods Lifts.
f) The fire lift shall be located such that any
part of every storey shall be accessible to
fire-fighters from the fire lift.
g) Regardless of whether the building is
installed with automatic sprinkler system,
the number of fire lifts required shall be
such that any part of a storey of the building
is within 60m coverage from the fire lift
door; subject to provisions of at least 2 fire
lifts in accordance with sub-clause (a).
12 & 13) Cl. 6.6.3 (f) & (g)
Number of Fire Lifts RequiredFire Code 2007 Requirement
Smoke Stop Lobby
- Only 1 fire lift was required.
Passenger Lift
Fire Lift
Fire FightingLobby
Factory Factory Factory
Factory
Smoke Stop Lobby
Passenger Lift
Cargo Lift
Number of Fire Lifts RequiredFSR8: 2011 (Effective date : 27 Dec 2011)
- Additional fire lifts required for evacuation of building occupants requiring assistance during emergencies for building > 24 m in habitable height.
Passenger Lift
Fire Lift
Fire FightingLobby
Factory Factory Factory
Factory
Smoke Stop Lobby
Smoke Stop Lobby
Additional Fire Lift for Evacuation
Cargo Lift
Number of Fire Lifts RequiredFire Code 2013 Requirement
Fire Fighting Lobby
- Any part of every storey shall be accessible to fire-fighters from the fire lift.
- The number of fire lifts required shall be such that any part of a storey of the building is within 60m coverage from the fire lift door.
Fire Lift
Fire Lift
< 60m
< 60m
Fire FightingLobby
Factory Factory Factory
Factory
Smoke Stop Lobby
Passenger Lift
Cargo Lift
Fire Code 2007 Fire Code 2013Cl. 6.6.4 Homing of lifts
e) Alternative designated floor
ii. In building under (e)(i) which are not provided with sprinkler or automatic fire alarm system, suitable sensors shall be provided at ceiling level to cover the lift landing space. The activation of any sensor would cause the lifts to be re-directed to home to the alternative floor.
The alternative floor shall have minimum fire hazard and pre-selected for the homing of passenger lifts, and where people can escape to safety in an exit staircase or other exit from the lift landing door.
Cl. 6.6.4 Homing of lifts
e) Alternative designated floor
ii. The alternative designated or designated floor shall have minimum fire hazard and pre-selected for the homing of passenger lifts, and where people can escape to safety in an exit staircase or other exit from the lift landing door.
iii. In building under (e)(i) which are not
provided with sprinkler or automatic
fire alarm system, suitable sensors shall
be provided at ceiling level to cover the
lift landing space. The activation of any
sensor would cause the lifts to be re-
directed to home to the alternative floor.
14) Cl. 6.6.4 (e)
Homing of lifts
- Where the lifts open directly into an occupancy area in a designated floor, for example, a shopping floor or an office floor, an alternative designated floor (eg 2nd storey) shall also be identified.
- The alternative designated or designated floor shall have minimum fire hazard and pre-selected for the homing of passenger lifts, and where people can escape to safety in an exit staircase or other exit from the lift landing door.
- In building under above situation which are not provided with sprinkler or automatic fire alarm system, suitable sensors shall be provided at ceiling level to cover the lift landing space. The activation of any sensor would cause the lifts to be re-directed to home to the alternative floor.
Cl.6.6.4 (e) (ii) (iii)
To enhance the fire protection system for taller and larger institution building
To give a clearer definition with listed examples
15) Table 6.3 A
APurpose group &
No of storey of building
BTotal floor area
(per storey in sq m) in excess of which
alarm must be provided
CType ofAlarm
III (Institutional)(i) Schools & others
c - Building of more than 4 storeys
VII (Place of Public Resort)(i) With stay-in facilities
i.e. hotels, boarding houses,serviced apartments, hostels, backpackers hotel:
400** (a)
15) Table 6.3 AProvision of Fire Alarms According To PurposeGroup, Height & Size of The Building
** Building of more than 4 storeys but area less than 400sqm, only manual alarm system is required.
To give a clearer definition with listed examples
To enhance the fire protection system for taller and larger institution building
Revise of compartmentations’ fire rating to meet relevancy
15) Table 6.4 A
Revise of compartmentations’ fire rating to meet relevancy15) Table 6.4 A
3. Where AHU rooms are vertically stacked, each AHU room shall be separated by a compartment floor at every level. In the case of AHU serving more than one compartment, fire dampers shall be provided in air ducts at penetration through the compartment wall and floors, see Cl. 7.1.2.
Updates to Chapter 7
Mechanical Ventilation & Smoke Control Systems
Chapter 7
1) Cl. 7.1.1 (f) (iii) ~ Plenum Spaces ~(New Clause)
2) Cl. 7.1.2 (a) ~ Air Handling Units ~(Updated Clause)
3) Cl. 7.1.7 (b) ~ Sharing of kitchen exhaust system ~(New Clause)
4) Cl. 7.2.1 (a) ~ Staircase MV system ~(Updated Clause)
5) Cl. 7.2.1 (c) ~ Staircase MV system ~(New Clause)
6) Cl. 7.4.1 (b) (iv) ~ Basement Smoke Control System ~(Updated Clause)
7) Cl. 7.6.1 (c) ~ Engineered Smoke Control System ~(Updated Clause)
8) Cl. 7.6.13 (f) ~ Perforated Roller Shutter ~(New Clause)
Fire Code 2007 Fire Code 2013
NIL Cl. 7.1.1 General
f) A concealed space between the ceiling and floor above it, ceiling and roof, or raised floor and structural floor of a building may be used as a plenum provided that –
iii. Exception
Low-smoke and low-flame plenum rated PVC cables conforming to NFPA 262 are permitted to be run exposed in plenum, provided that:
1) The plenum space shall be protected by sprinkler system or gaseous total flooding system.
2) FCU or AHU using plenum for air return and serving more than one rooms, shall be provided with smoke detector at the return air plenum space to shut down the FCU/AHU on detection of smoke.
1) Cl. 7.1.1 (f) (iii)
Low-smoke and low-flame plenum rated
PVC cables in Plenum Spaces
Low smoke & low flame plenum rated PVC cables
Low-smoke and low-flame plenum rated PVC cables conforming to NFPA 262 are permitted to be run exposed in plenum, provided that:
(1) The plenum space shall be protected by sprinkler system or gaseous total flooding system.
Cl.7.1.1 (f)
Low smoke & low flame plenum rated PVC cables
Low-smoke and low-flame plenum rated
PVC cables in Plenum Spaces
(2) FCU or AHU using plenum for air return and serving more than one rooms, shall be provided with smoke detector at the return air plenum space to shut down the FCU/AHU on detection of smoke.
Cl.7.1.1 (f)
AHU using (ceiling space) plenum for air return
Fire Code 2007 Fire Code 2013
Cl. 7.1.2 Air handling unit room
a) Air handling systems shall not use protected shaft of exits, smoke-stop lobbies, including its concealed space for supply, exhaust or return air plenums. Rooms having no other usage than housing air handling equipment or package units, and their associated electrical controls are not regarded as areas of high risk. However, in situations where the air handling equipment serves more than one compartment, fire dampers shall be provided in air ducts at penetrations through the compartment walls and floors to comply with the requirements in Cl. 7.1.1(h).
Cl. 7.1.2 Air handling unit room
a) Air handling systems shall not use protected shaft of exits, smoke-stop lobbies, including its concealed space for supply, exhaust or return air plenums. Rooms having no other usage than housing air handling equipment or package units, and their associated electrical controls are not regarded as areas of high risk. However, in situations where the air handling equipment serves more than one compartment, fire dampers shall be provided in air ducts at penetrations through the compartment walls and floors to comply with the requirements in Cl. 7.1.1(h).
Where AHU rooms are vertically stacked, each AHU room shall be separated by a compartment floor at every level.
2) Cl. 7.1.2 (a)
Air Handling Unit RoomCl.7.1.1 (f)
- Some practice of using fire rated ceiling at the underside of the metal platform for vertically stacked AHU rooms which will likely deteriorate over time due to moisture or dampness, is no longer permitted.
- Vertically stacked Each AHU rooms shall be separated by a compartment floor at every level.
- where the AHU serves more than one compartment, fire dampers shall be provided in air ducts at penetrations through the compartment walls and floors.
Roof
1st Storey
Fire Code 2007 Fire Code 2013
Nil Cl. 7.1.7 Kitchen
b) Sharing of kitchen exhaust system for foodand beverage outlets is allowed providedthe following conditions are complied with:
i. For a food court
1) the food court shall be under a singleownership/operator;
2) there must be provision formaintenance and cleaning of theexhaust system;
3) the food court owner/operator shallensure that the kitchen exhaust systemis degreased and cleaned regularly; and
4) all kitchen exhaust ducts runningoutside the food court shall have fireresistant rating of at least 1 hour or shallnot be less than that for the elements ofstructure, whichever is the higher.
3) Cl. 7.1.7 (b)
Kitchen Exhaust System – Food CourtCl.7.1.7 (b) (i)
- The food court under a single ownership/operator- Provision for maintenance and cleaning of the exhaust system
- Ensure that the kitchen exhaust system is degreased and cleaned regularly and
- All KEA ducts running outside the food court shall have minimum 1 hour fire resistant rating or shall not be less than that for the elements of structure, whichever is the higher.
MIN. 1HR
Fire Code 2007 Fire Code 2013
Nil Cl. 7.1.7 Kitchenb) - - -
ii.For restaurants
1) the restaurants that are sharing the same
kitchen exhaust system shall be located next
to each other and be on the same storey;
2) the aggregate floor area of the restaurants
shall not exceed 1,000m2;
3) common duct shall be provided with
common exhaust fan;
4) there must be provision for maintenance and
cleaning of the common exhaust system;
5) the common kitchen exhaust system shall be
degreased and cleaned regularly;
6) the building shall be protected by an
automatic fire sprinkler system;
7) the exhaust hood shall be fitted with a wet
chemical fire extinguishing system; and
8) the fire rating of the common kitchen
exhaust duct running outside the restaurants
3) Cl. 7.1.7 (b)
Kitchen Exhaust System - Restaurants
Cl.7.1.7 (b) (ii)
- The restaurants shall be located next to each other and be on the same storey;
- The restaurants aggregate floor area
< 1,000m2;- Common duct shall be provided with
common exhaust fan;
- Provision for maintenance and cleaning of the common exhaust system;
- Ensure that the kitchen exhaust system
is degreased and cleaned regularly
- Building shall be protected by an
automatic fire sprinkler system;- The exhaust hood shall be fitted with a
wet chemical fire extinguishing system; and
- All KEA ducts running outside the
restaurants shall have minimum 1 hour fire resistant rating or shall not be less than that for the elements of structure, whichever is the higher.
RESTAURANT AGGREGATE FLOOR AREA < 1000m2
Fire Code 2007 Fire Code 2013
Nil Cl. 7.1.7 Kitchenb) - - -
iii. For other smaller F&B outlets such as snack bars, food kiosks etc.
1) the F&B outlets that are sharing kitchen exhaust system shall be:• within close proximity from each other;• within a zone of 1,000m2;• with hood-to-hood distance of not more
than 10m; and• located on the same storey.
2) the kitchen exhaust duct running outside the F&B outlets shall have fire resistance rating of at least 1 hour or shall not be less than that for the elements of structure, whichever is the higher; and
3) all other conditions stipulated in (ii)(3) to (7) above shall be complied with.
(Note: Kitchen exhaust duct includes both horizontal and vertical ducts)
3) Cl. 7.1.7 (b)
Kitchen Exhaust System – Food Kiosks
Cl.7.1.7 (b) (iii)
- The other smaller F&B outlets such as snack bars, food kiosks etc. shall be
located next to each other and be on the same storey;
- The F&B outlets aggregate floor area
< 1,000m2;- For F&B outlets hood-to-hood distance
< 10m- Common duct shall be provided with
common exhaust fan;- Provision for maintenance and
cleaning of the common exhaust system;
- Ensure that the kitchen exhaust system is degreased and cleaned regularly
- Building shall be protected by an automatic fire sprinkler system;
- The exhaust hood shall be fitted with a wet chemical fire extinguishing system; and
- All KEA ducts running outside the F&B outlets shall have minimum 1 hour fire resistant rating or shall not be less than that for the elements of structure, whichever is the higher.
SMALL F&B OUTLETS AGGREGATE FLOOR AREA < 1000m2
Fire Code 2007 Fire Code 2013
Cl. 7.2.1 General
a) In any building of which the habitable height exceeds 24 m, any internal exit staircases without adequate provision for natural ventilation shall be pressurised to comply with the requirements in this Code.
b) In a building comprising more than 4 basement storeys, exit staircase connected to fire fighting lobby in basement storeys shall be pressurised to comply with the requirements in this Code.
Cl. 7.2.1 General
a) In any building of which the habitable height exceeds 24m, any internal exit staircases without adequate provision for natural ventilation shall be pressurised to comply with the requirements in this Code. Where the upper part of the staircase is naturally ventilated, its lower part can be provided with mechanical ventilation or pressurisation, whichever is appropriate in accordance with Cl.2.3.3(h).
b) In a building comprising more than 4 basement storeys, exit staircase connected to fire-fighting lobby in basement storeys shall be pressurised to comply with the requirements in this Code.
c) Purpose Group II occupancy
Where Purpose Group II staircase storey shelter is provided with mechanical ventilation system or pressurisation system for its exit staircase, a manual fire alarm system complying with SS CP 10 shall be installed. A manual call point shall be located at the entrance of each exit staircase at every storey, including the non-residential floors. Activation of any manual call point shall initiate the operation of mechanical ventilation system or pressurisation system.
4 & 5) Cl. 7.2.1 (a) & (c)
Internal Exit StaircaseCl.7.2.1 (a)
Different modes of ventilation within a single staircase shaft- The internal exit staircase can be naturally ventilated at
its upper part and mechanically ventilated at its lower part provided this lower part does not exceed 24m in habitable height and there shall not be any intermediate staircase landing door separating the 2 modes of ventilation.
- If the lower part exceeds 24m in habitable height, this lower part shall be pressurized instead.
Internal exit staircases without adequate provision for natural ventilation shall be pressurised.
< 24M
(NV)
(MV)
Activation Of Ventilation System Within
Residential BuildingCl.7.2.1 (c)
Note: - Pure residential buildings are not required to be provided with
manual fire alarm or automatic fire alarm system. - In this regard, should the stairs are not naturally ventilated, the
means of activation such as manual call point at every entrance of exit staircase shall be provided.
Fire Code 2007 Fire Code 2013
Cl. 7.4.1 Basement Smoke Control System
b) Where the total aggregate floor area of all basement
storeys exceeds 2000m2, engineered smoke control
system that complies with the requirements
stipulated in CL. 7.4.3 shall be provided for all parts
of basement with the following exceptions:
iv. Service areas such as laundries, office, storeroom
and workshops (restricted to staff only) which
are compartmented, smoke venting provision in
accordance with Cl.7.4.2 or smoke purging
system of at least 9 air-change per hour may be
accepted for those areas in lieu of the engineered
smoke control system. Automatic fire
alarm/extinguishing system in accordance with
Table 6.4A shall be provided where required.
Cl. 7.4.1 Basement Smoke Control System
b) Where the total aggregate floor area of all basement
storeys exceeds 2000m2, engineered smoke control
system that complies with the requirements
stipulated in CL. 7.4.3 shall be provided for all parts
of basement with the following exceptions:
iv. Service areas such as storeroom and
workshops (restricted to staff only) which
are compartmented, smoke venting
provision in accordance with Cl.7.4.2 or
smoke purging system of at least 9 air-
change per hour may be accepted for those
areas in lieu of the engineered smoke control
system. Automatic fire alarm/extinguishing
system in accordance with Table 6.4A shall
be provided where required.
6) Cl. 7.4.1 (b) (iv)
Service areas in Basement Storey
Cl.7.4.1 (b) (iv)
Service area(storeroom or workshop)
- Service areas in basement storey used as office and laundry area are areas that are normally occupied.
- Hence the smoke dilution of at least 9 air-changes may not suffice.- Adequate level of visibility and smoke dispersal shall be maintained
for these areas to facilitate escape.- Engineered smoke control system shall be provided.
Laundryarea
Office area
FD
FD
FD
Fire Code 2007 Fire Code 2013ENGINEERED SMOKE CONTROL
SYSTEM
Cl. 7.6.1
The engineered smoke control system shall
be in the form of a smoke ventilation
system by natural or mechanical extraction
designed in accordance with:
(c) Other acceptable standards.
ENGINEERED SMOKE CONTROL
SYSTEM
Cl. 7.6.1
The engineered smoke control system shall
be in the form of a smoke ventilation
system by natural or mechanical extraction
designed in accordance with:
(c) BR 368 - Design methodologies for
smoke and heat exhaust ventilation
(BR 368 is published by
Construction Research
Communications Ltd by permission
of Building Research Establishment
Ltd); or
(d) Other acceptable standards.
7) Cl. 7.6.1 (b) (c)
ENGINEERED SMOKE CONTROL SYSTEM
Cl.7.6.1 (c)
Fire Code 2007 Fire Code 2013
Nil Cl. 7.6.13
Replacement air shall be by natural means
drawing air directly from the external.
(f) Where the automatic roller
shutters are used at replacement
air inlets in the design and
installation of engineered smoke
control system, it shall be of
perforated type having the required
effective free area for the effective
operation of the engineered smoke
control system.
7) Cl. 7.6.1 (b) (c)
Perforated Roller ShutterCl.7.6.13 (f)
Perforated Roller shuttersfor Replacement Air
Thank You
Fire Code Seminar 2013
Presented By: Siew Yee Cheong
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