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Emerging Trends in Fire Safety For High Rise Buildings
Shubham Jain(00618001614) Page 69
3.2 WORLD TRADE TOWER, NOIDA
Location Noida Sec-16, Uttar Pradesh.
Type Commercial
Architectural Style Modernism
Architect NEB(National Engineering Bureau)
Construction started June 2010
No. of Towers 2 towers
Floor count Tower A – 2 basements,G+34
Tower B – 2 basement, G+25
Height Tower A – 136m
Tower B – 99m
Parking 2500 reserved parking space
At -1,-2,G,G+1(4 floors)
Project Area 3.5 acres
Built up area Tower A = 5,50,000 sq ft
Tower B = 10,55,000 sq ft
Typical Floor Plate Tower A = 17,500 sg ft
Tower B = 51,000 sq ft
Fig 3.27 View1 of WTT
(https://www.magicbricks.com/world-trade-tower-sector-16-
noida-pdpid-4d4235303235303734)
Fig 3.28 View2 of WTT
(https://www.magicbricks.com/world-trade-tower-sector-
16-noida-pdpid-4d4235303235303734)
Emerging Trends in Fire Safety For High Rise Buildings
Shubham Jain(00618001614) Page 70
3.2.1 Criteria for selection of Case Study
World Trade Tower is the tallest building in Delhi NCR with latest building
management and security system. The main aim of taking this building was to
see whether the buildings that are being constructed nowadays are constructed
with special attention to fire safety or not. World trade tower being the latest
construction fulfills the need of studying latest high rise building.
3.2.2 Introduction
 World Trade Tower is located on main DND
flyway road, sector-16, Noida.
 World Trade Tower provides with a five star
Hotel and office spaces in a prime business
location in Noida.
 World Trade Tower is also known as WTT,
Noida and is a green certified building
and LEED gold rated project under IGBC.
 Designed by Dubai based world-renowned
architect NEB, it is one of the operational
tallest business destination in NCR has
been tried to convert the modern business
principles of energy, power and speed to create a green, smooth and
modern structure.
 The office space for rent in WTT, Noida offers small as well as large
spaces for rent which starts from 850 Sq.ft. to 50,000 Sq.ft. on a single
floor plate. The sector-16 is well connected to other parts of Delhi-NCR,
and the running metro is just few seconds away from this prestigious
complex.
 It has high speed elevators, 100% power back-ups, 3 tier security, ample
space for reserved car parking, GYM, common cafeteria, broadband
connectivity, centrally air-conditioned, double Glass System on the
exterior.
Fig 3.29 View3 of WTT
Source: Author
Emerging Trends in Fire Safety For High Rise Buildings
Shubham Jain(00618001614) Page 71
3.2.3 Location Map
3.2.4 Site Plan
Fig 3.31 Site Plan
Source - Author
Fig 3.30 Location Map
(https://files.propertywala.com/photos/cd/J811908171.location-map.180685l.jpg)
Emerging Trends in Fire Safety For High Rise Buildings
Shubham Jain(00618001614) Page 72
3.2.5 Floor Plans
Fig 3.32 Typical Floor Plan (Tower A)
(http://www.wttnoida.in/)
Fig 3.33 Typical Floor Plan (Tower B)
(http://www.wttnoida.in/)
3.2.6 Occupant Evacuation
Occupant evacuation is the concern of any building; however, it poses a special
challenge given the height of the World Trade Tower. The following are the
means of evaculation for the occupants in case of fire:
Emerging Trends in Fire Safety For High Rise Buildings
Shubham Jain(00618001614) Page 73
- Areas of Refuge
Riser 150mm
Tread 300mm
Width of thread 1350mm
- Communication
 The World Trade Tower is outfitted with an Emergency Public addressal
system and fire alarms.
 Public address system can only be used for fire alarm emergency voice
notification, under certain circumstances.
 It provides emergency announcements and direction to occupants in many
types of emergencies in addition to fire emergencies.
Fig 3.34 Refuge area at
WTT
Source - Author
Fig 3.35 Escape
Staircase(Tower A)
Source - Author
 People cannot be expected to walk down
from so many floors, 35 floors of tower A and
25 floors of tower B so a big area is provided
at the roof of the 4th
floor, which act as a
refuge area.
 It is open to sky which can hold large number
of people,in case of fire the building
occupants can rush to it from where the fire
fighting team can resue them.
- Escape Staircase
 Two escape staircase for each of the two
towers provided for occupant‘s evacuation.
 The staircases are open to sky.
Staircase Specifications:
Table 3.3 Escape Staircase
Source - Author
Emerging Trends in Fire Safety For High Rise Buildings
Shubham Jain(00618001614) Page 74
- Lift Assistance
 World trade tower contains fire lift , it is designed to have additional
protection, with controls that enable it to be used under the direct control of
the fire and rescue service in fighting a fire.
 Lift not allowed for evacuation of people because of the danger that they will
become immobilised.
3.2.7 Fire And Life Safety Plan System
 Fire alarms, sprinkler systems, stairwell pressurization are the primary fire
safety systems at the world trade tower building.
Fig 3.38 Fire and Life Safety Plan
Source - Author
Fig 3.36 Lift Lobby
Source - Author
Fig 3.37 Signboard
Source - Author
Emerging Trends in Fire Safety For High Rise Buildings
Shubham Jain(00618001614) Page 75
3.2.8 Pressurization
 To protect the staircase and the lift lobby from the smoke during a fire,they
are pressurized.
3.2.9 Fire Fighting Systems
3.2.9(i) Automatic Sprinkler System
 Wet pipe fire sprinklers provided for the entire building.
 These sprinklers constantly have water in them. This allows for a quick
reaction to a fire.
 Automatic sprinklers system with bulb operating temperature of 68 degC are
used in the entire building for which the color of fluid within the bulb is red.
Fig 3.39 Lift Lobby
Pressurized
Source - Author
Fig 3.40 Staircase
Pressurized
Source - Author
Fig 3.41 Sprinkler Pipes
Source - Author
Fig 3.42 Fire Sprinkler
Source - Author
Emerging Trends in Fire Safety For High Rise Buildings
Shubham Jain(00618001614) Page 76
3.2.9(ii) Standpipe System
 Fire hose cabinet’s are provided at every floor level of the building as well as
in car park area.
Fig 3.43 Fire Hose Cabinet
Source - Author
Fig 3.44 Hose Reel Pipe
Source - Author
 Following are the fire pumps
used in the building WTT:
- Main hydrant pump.
- Main sprinkler pump.
- Hydrant jockey.
- Sprinkler jockey.
- Diesel engine
3.2.9(iv) Yard- Hydrant System
Fig 3.46 Location of hydrant on site
Source - self
Fig 3.47 Hydrant on site
Source - Author
3.2.9(iii) Fire Pumps & Accessories
Fig 3.45 Fire Pump Room
Source - Author
Emerging Trends in Fire Safety For High Rise Buildings
Shubham Jain(00618001614) Page 77
3.2.9(v) Fire Extinguishers
 ABC dry powder fire extinguishers used in the
entire building.
 ABC Dry Chemical is multi-purpose dry chemical is
a dry chemical extinguishing agent used on class A,
class B, and class C fires.
 It is safe and effective for electrical fires since it is a
non-conductor of electricity.
3.2.11 Materials Used
Fig 3.48 Fire
extinguisher
Source - Author
Fig 3.49 Smoke
Detector
Source - Author
Fig 3.50 Glass Cladding on
Exterior
(Source - self)
3.2.10 Fire Detection System
 Smoke and heat detectors are used in the
building,which senses smoke and heat respectively
during a fire.
 Smoke detection of ionization type used.
 Heat detector of fixed temperature type used in
the building.
 Direct solar heat gain is reduced by the
Double Glass System on the exterior.
 Apart from double glass system on
exterior the other materials used are
reinforced cement concrete,
aluminium and steel.

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World trade tower

  • 1. Emerging Trends in Fire Safety For High Rise Buildings Shubham Jain(00618001614) Page 69 3.2 WORLD TRADE TOWER, NOIDA Location Noida Sec-16, Uttar Pradesh. Type Commercial Architectural Style Modernism Architect NEB(National Engineering Bureau) Construction started June 2010 No. of Towers 2 towers Floor count Tower A – 2 basements,G+34 Tower B – 2 basement, G+25 Height Tower A – 136m Tower B – 99m Parking 2500 reserved parking space At -1,-2,G,G+1(4 floors) Project Area 3.5 acres Built up area Tower A = 5,50,000 sq ft Tower B = 10,55,000 sq ft Typical Floor Plate Tower A = 17,500 sg ft Tower B = 51,000 sq ft Fig 3.27 View1 of WTT (https://www.magicbricks.com/world-trade-tower-sector-16- noida-pdpid-4d4235303235303734) Fig 3.28 View2 of WTT (https://www.magicbricks.com/world-trade-tower-sector- 16-noida-pdpid-4d4235303235303734)
  • 2. Emerging Trends in Fire Safety For High Rise Buildings Shubham Jain(00618001614) Page 70 3.2.1 Criteria for selection of Case Study World Trade Tower is the tallest building in Delhi NCR with latest building management and security system. The main aim of taking this building was to see whether the buildings that are being constructed nowadays are constructed with special attention to fire safety or not. World trade tower being the latest construction fulfills the need of studying latest high rise building. 3.2.2 Introduction  World Trade Tower is located on main DND flyway road, sector-16, Noida.  World Trade Tower provides with a five star Hotel and office spaces in a prime business location in Noida.  World Trade Tower is also known as WTT, Noida and is a green certified building and LEED gold rated project under IGBC.  Designed by Dubai based world-renowned architect NEB, it is one of the operational tallest business destination in NCR has been tried to convert the modern business principles of energy, power and speed to create a green, smooth and modern structure.  The office space for rent in WTT, Noida offers small as well as large spaces for rent which starts from 850 Sq.ft. to 50,000 Sq.ft. on a single floor plate. The sector-16 is well connected to other parts of Delhi-NCR, and the running metro is just few seconds away from this prestigious complex.  It has high speed elevators, 100% power back-ups, 3 tier security, ample space for reserved car parking, GYM, common cafeteria, broadband connectivity, centrally air-conditioned, double Glass System on the exterior. Fig 3.29 View3 of WTT Source: Author
  • 3. Emerging Trends in Fire Safety For High Rise Buildings Shubham Jain(00618001614) Page 71 3.2.3 Location Map 3.2.4 Site Plan Fig 3.31 Site Plan Source - Author Fig 3.30 Location Map (https://files.propertywala.com/photos/cd/J811908171.location-map.180685l.jpg)
  • 4. Emerging Trends in Fire Safety For High Rise Buildings Shubham Jain(00618001614) Page 72 3.2.5 Floor Plans Fig 3.32 Typical Floor Plan (Tower A) (http://www.wttnoida.in/) Fig 3.33 Typical Floor Plan (Tower B) (http://www.wttnoida.in/) 3.2.6 Occupant Evacuation Occupant evacuation is the concern of any building; however, it poses a special challenge given the height of the World Trade Tower. The following are the means of evaculation for the occupants in case of fire:
  • 5. Emerging Trends in Fire Safety For High Rise Buildings Shubham Jain(00618001614) Page 73 - Areas of Refuge Riser 150mm Tread 300mm Width of thread 1350mm - Communication  The World Trade Tower is outfitted with an Emergency Public addressal system and fire alarms.  Public address system can only be used for fire alarm emergency voice notification, under certain circumstances.  It provides emergency announcements and direction to occupants in many types of emergencies in addition to fire emergencies. Fig 3.34 Refuge area at WTT Source - Author Fig 3.35 Escape Staircase(Tower A) Source - Author  People cannot be expected to walk down from so many floors, 35 floors of tower A and 25 floors of tower B so a big area is provided at the roof of the 4th floor, which act as a refuge area.  It is open to sky which can hold large number of people,in case of fire the building occupants can rush to it from where the fire fighting team can resue them. - Escape Staircase  Two escape staircase for each of the two towers provided for occupant‘s evacuation.  The staircases are open to sky. Staircase Specifications: Table 3.3 Escape Staircase Source - Author
  • 6. Emerging Trends in Fire Safety For High Rise Buildings Shubham Jain(00618001614) Page 74 - Lift Assistance  World trade tower contains fire lift , it is designed to have additional protection, with controls that enable it to be used under the direct control of the fire and rescue service in fighting a fire.  Lift not allowed for evacuation of people because of the danger that they will become immobilised. 3.2.7 Fire And Life Safety Plan System  Fire alarms, sprinkler systems, stairwell pressurization are the primary fire safety systems at the world trade tower building. Fig 3.38 Fire and Life Safety Plan Source - Author Fig 3.36 Lift Lobby Source - Author Fig 3.37 Signboard Source - Author
  • 7. Emerging Trends in Fire Safety For High Rise Buildings Shubham Jain(00618001614) Page 75 3.2.8 Pressurization  To protect the staircase and the lift lobby from the smoke during a fire,they are pressurized. 3.2.9 Fire Fighting Systems 3.2.9(i) Automatic Sprinkler System  Wet pipe fire sprinklers provided for the entire building.  These sprinklers constantly have water in them. This allows for a quick reaction to a fire.  Automatic sprinklers system with bulb operating temperature of 68 degC are used in the entire building for which the color of fluid within the bulb is red. Fig 3.39 Lift Lobby Pressurized Source - Author Fig 3.40 Staircase Pressurized Source - Author Fig 3.41 Sprinkler Pipes Source - Author Fig 3.42 Fire Sprinkler Source - Author
  • 8. Emerging Trends in Fire Safety For High Rise Buildings Shubham Jain(00618001614) Page 76 3.2.9(ii) Standpipe System  Fire hose cabinet’s are provided at every floor level of the building as well as in car park area. Fig 3.43 Fire Hose Cabinet Source - Author Fig 3.44 Hose Reel Pipe Source - Author  Following are the fire pumps used in the building WTT: - Main hydrant pump. - Main sprinkler pump. - Hydrant jockey. - Sprinkler jockey. - Diesel engine 3.2.9(iv) Yard- Hydrant System Fig 3.46 Location of hydrant on site Source - self Fig 3.47 Hydrant on site Source - Author 3.2.9(iii) Fire Pumps & Accessories Fig 3.45 Fire Pump Room Source - Author
  • 9. Emerging Trends in Fire Safety For High Rise Buildings Shubham Jain(00618001614) Page 77 3.2.9(v) Fire Extinguishers  ABC dry powder fire extinguishers used in the entire building.  ABC Dry Chemical is multi-purpose dry chemical is a dry chemical extinguishing agent used on class A, class B, and class C fires.  It is safe and effective for electrical fires since it is a non-conductor of electricity. 3.2.11 Materials Used Fig 3.48 Fire extinguisher Source - Author Fig 3.49 Smoke Detector Source - Author Fig 3.50 Glass Cladding on Exterior (Source - self) 3.2.10 Fire Detection System  Smoke and heat detectors are used in the building,which senses smoke and heat respectively during a fire.  Smoke detection of ionization type used.  Heat detector of fixed temperature type used in the building.  Direct solar heat gain is reduced by the Double Glass System on the exterior.  Apart from double glass system on exterior the other materials used are reinforced cement concrete, aluminium and steel.