Post on 17-Jul-2020
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Mass Housing
Case Study
Happinest – Avadi , Chennai
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` Pan India
Presence
Bengaluru
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Unit type Size (Sq.Ft.) Number
1 BHK E 396.00 192
1 BHK S 533.00 476
2 BHK S 677.00 592
Total Units 1260
Total BUA Area (Sq.Ft..) 7,30,444.00
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Ground Level
Lime Piles Foundations
Collaboration with IIT M for foundation design
Construction Technology Foundation
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Transit Mixer Pump Pipeline
Direct Pouring
Foundation
concrete
Lime Layer
Steel Bar
Sequence – Concrete Placing Construction Technology
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Transit
Mixer
Pump Pipeline
Direct
Pouring
Lime Layer
Foundation
concrete
Steel Bar
Plinth Beam
Grade Slab
Shear Wall
Ground + 3 Blocks
Construction Technology
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Stilt + 4 Blocks
Transit
Mixer
Pump Pipeline
Direct
Pouring
Lime Layer
Foundation
concrete
Steel Bar
Plinth Beam
Grade Slab
Shear Wall
Column
Stilt Roof Beam
Ch
an
ge
Construction Technology
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Selected Technology
Hybrid
Technology
Aluminum Formwork
Cellular Lightweight Block
( CLC)
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Modularity
Prefab Door
Frame , Shutter
Prefab window
assembly+ Shading
device
Prefab Door
frame + shutter
Prefab – Balcony, Staircase
railing
Pre – Fabricated , Ready to fit components
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Type of ‘water jet cut’
machine to be used
Actual Site Image
Fabrication of Frame at
site- yard
Water jet technology
to make diamond cut
design on cement boards
Fixing “ diamond cut –designed” boards on frame at
yard
Shift to balcony
areas
Fixing with Nut & Bolt Total cycle
time to fix
one
completed
frame = 20
min
Balcony Railings
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Chajja / Window shading device
Complete nut & bolt
arrangement
Prefabricated at site yard
Weather resistant uPVC sheet fixed on
MS frame
Total time cycle to fix one shading device =
15 minutes
Fixing the assembly over window with
anchor fastener
MS square tube frame
Chajja/ Window shading device
uPVC sheets
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FRP encased CLC door
frames
Fixing with anchor
fasteners
Time cycle for fixing on one frame = 60 min
50% less costlier than
wooden frame. No
Lintel Beam
Complete frame will be
made in a factory
Wt of 2.7 m ht
frame is 15 kg
w.r.t wooden
frame of 35 kg
FRP encased Cellular Light Weight Concrete ( CLC) Frames
Actual Frame at Show Flat Cut section of frame filled with CLC
Section of frame filled with hinges
Ht 2
.7 m
ete
r
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FRP Door Shutters
Base : MS Mould
Fiberglass reinforcem
ent
Fibers are placed on
liquid plastic resin
Air Curing for 4 Hrs for final product
Light weight ,
cost effective and easy to install
Glass Fibers
Applied liquid plastic resin
Finished Door shutter Finished Door shutter – various Designs
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Cellular Light Weight Concrete Blocks for Building Envelope
Hybrid system : RCC in Aluminum
formwork with CLC as building envelope
CLC manufacturing unit at site
Direct control , quality , any size
Overall 20% cost effective than brick,
Cement Sand plaster
External weather shield Putty + Paint
internal putty
No extrnal, internal Cement sand
plaster
Walls and finishing on walls
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High Volume Fly ash –Concrete (HVFAC) for all Road
network, car park, hard-stand and certain Structures
More durable concrete
Improves compressive strength with time lapse by 15% than design strength
Reduces cement consumption
Environment friendly , less embodied energy
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Water jet cut – Balcony Railings Pre-fabricated Chajjas FRP-CLC Composite door frame
CLC blocks for wall construction
Patent Registered
Registered Patents
Patent Registered
Patent Registered
Separate packages to
fabricators to fabricate the
ready to fit components
Fabricators will make the
components at their premises
and fix them at site
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A BLOCK
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C BLOCK
20 H BLOCK
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F BLOCK
22 1 BHK E
23 2 BHK S
24 1 BHK S
25 LIVING ROOM
26 KITCHEN
27 BEDROOM 1
28 BEDROOM 2
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Block B
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Block D
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Block E
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Block i
33 Block K
34 Block L
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Building Technology Option II
The Way Forward
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3 D Precast Technology
casting
welded mesh 1st fix MEP conduits window & door M40 RMC
• reduces steel usage
• reduces wastage in
steel
• precise dimensions
• standardization of
design
• reduces labor cost
• no cutting & chasing
• accurate tapping
points
• precise dimensions
• can be ordered
straight from the
drawing
• better prices from
vendors / bulk
wholesale prices
• class ‘A’ finish inside
& outside
• no plastering
• power finished floor,
no screeding
required
• quicker setting time
• better strength
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Computerized High tensile steel
mould
casting
assembly
cranes transportation mould
• patented
• mechanized
• computerized
• seamless
casting yard
gantry / all terrain
assembly
all terrain / crawler
• prime movers
• low bed trailers
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casting
assembly
main ingredients mould crane module
module transportation crane superstructure
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Thank You