The Jamshed Bhabha Theatre is located within the NCPA complex in Mumbai, India. It was built in 1959 and has a capacity of 1,109 people. The theatre occupies an area of about 3,200 square meters on land reclaimed from the sea. It is surrounded by hotels, malls, and offices and located near important landmarks. The theatre has detailed plans showing the auditorium layout, seating arrangement, and backstage areas. It also has green rooms, a control room to operate lighting and sound, and technical features in the walls, floors, and catwalks to enhance acoustics.

1. BEIRUT ARAB UNIVERSITY
FACULTY OF ARCH ENGINEERING
INDOOR ENVIRONMENTAL CONTROL
DR OSAMA MOHAMED OMAR
JAMSHED BHABHA THEATRE
N.c.p.a. Marg ,south Mumbai, Mahrashatra, India
Name: BAALBAKY AHMAD
ID: 201401147

2. Founder: Dr Jamshed J Bhabha
Architect: Philip Johnson and Patel Batliwala associates
year: 1959
capacity: 1109 person
Location:
Site:
The NCPA complex occupies an area of about 3200 m2 at nariman point
And land reclaimed from the sea.
The site can be accessed through 6 gates, the side is divided into 6 major
Blocks
Apart from these, parking spaces A.c plants, staff quarters and electric
substations Occupy this site
A-Tata theater
B- Jamshed bhabha theater
C- Main Administrative office
D-teaching and research block
E-experimental theater
F-Godrej dance academy theater
G-open Air Plaza
R-residence ( staff, guest rooms)
with gates
Neighborhood:
• This site is located in the commercial area
• NCPA is surrounded by hotel, Malls,Offfices
• Other important landmarks is the Mantralya
• Heritage buildings of churchgate station is 1km
away
Plans :
Ticket
Entrance
Staircase
Foyer
Snack counter
Toilet
lifts
This plan shows the auditorium layout with specified zones
Door 3
Door 2
Door 1
Door 6
Door 5
Door 4
Foyer entry exit 1 Foyer entry exit 2
Orchestra pit
Plan 2 shows the theater with chairs distribution and exists , knowing that this theater
Have 6 fire exists and 2 foyer exists
Chairs section with full dimension

3. Plans :
Stage floor plan (green rooms, exists, fire feting setup..)
This plan shows the spot
light distributions and the
chandelier
Section:
This section shows the different parts of the Jamshed bhabha theater
Treatments and sound reflection:
Treatment for ceiling to increase the
useful reflections of sound
Treatment to control echo
Treatment for rectangular walls
Treatment to control fan shape walls

4. Details :
Backstage entry for crew members:
There are 4 entries for artists and crew members directly
To the backstage of which 1 is from the foyer.
• 2.4x2.1
• 3 inch thick
• 1cm thick leather and foam cushioning outside and rest is dense
• Wood inside
Loading and unloading:
There are 3 entries directly from outside for loading/unloading of the
Props and instruments
• 3m(w)x5.6m(h)
• 2 wooden doors
• 1 rolling shutter
• The ac compressors are all placed on the backside of the stage along
with the fire equipment
Green rooms:
• Total number of green rooms 10
• Number of floors 3
• Ground floor 4 rooms
• 1st floor 3 rooms
• 2nd floor 3 rooms
• Sound proof 3inch thick backstage door to green room
• Each green room has an Ac
• Each green has its own toilet and cupboards
• 3 makeup mirrors
Walls:
• The panels on the walls around the first three seating rows/ orchestra pit of the auditorium is made
Of concrete or plaster of Paris, with a pointed finish plaster.
• Marble is used for the paneling of the lower portions of the auditorium
• The panels above the control booth in the rear of the auditorium are made of concrete with marble
inlays
• There are hollow projections that come out from the sides of the auditorium that may act as resonators
Or anti focusing surfaces that help in dispersion of sound
• The rear of the stage has diffusive wooden panels in different shapes
• This along with the acrylic banners hung in the ceiling help to diffuse and reflect sound appropriate
• Into the auditorium
Floors and catwalks:
Backstage:
Auditorium:
• The material used in the flooring is woolen carpet
• These woolen carpets are very good absorptive material
• The carpet is 80% wool and 20% nylon
Stage :
• The stage floor is made of hard wood
catwalk:
• There are 33 back drops which work on counter balance system
• The steel beams in the catwalk are coated with vermicular coating, hence heat can be absorbed
• There is catwalk above the seating area for changing and repairing lights. The intensity of light can be
controlled from the technical control room

5. Control room:
Control room is divided into 3 parts:
• The first section is sound room with another partitioned channel mixer in the third room
• The second section is projection room and had different opening sizes for different types of projectors
• The third part is light room which had the additional fire setup
• The whole control room is air conditioned and carpet floored
Chandelier
Spot light
Diffusive wooden panels
Exit doors
Different external perspective
References:
Books:
Architecture of theater
Pdf’s:
Acoustic case study of Jamshed Bhabha theater
Acoustic case study NCPA
Websites:
www.academia.com
www.Wikipedia.com