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ADVANCED BUILDINGCONSTRUCTIONSLABS

SUBMITTED BY11610

11612

11618

11629

11642

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SLABSConcrete !"# co$e %n " &"r%et' o( (or$) *+%c+ c"n #e ,%&%,e, %nto t*o c"te-or%e . /rec"t or %n %t)

,e/en,%n- on *+ere t+e concrete *" c"t +ere&er t+e concrete % c"t %t $"' #e re%n(orce, or/retree, Re%n(orce, concrete e tee! #"r to re%t t+e ten%on %n t+e !"# 3retree, concrete+" +%-+ tren-t+ tee! tr"n, c"t %n %t *+%c+ co$/ree t+e concrete "n, $"%$%e t+e #ene5t o(concrete co$/re%&e tren-t+

3rec"t concrete o/t%on "re c"t %n " ("ctor' en&%ron$ent "n, %nc!,e t+e (o!!o*%n- /retree,concrete o/t%on

7 o!!o* core n%t

7 Do#!e:tee n%t7 So!%, concrete n%t7 Be"$ "n, #!oc; !"t !"#

In:%t concrete c"n "!o #e /re tree, "(ter c"t%n- t+e concrete "n, t+% % ;no*n " /ot:ten%on%n- "n, t+e o/t%on %nc!,e

7 >!"t !"#7 One:*"' !"#7 R%##e, !"#

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>LAT SLABFlat slabs

>!"t !"# "re +%-+!' &er"t%!e e!e$ent *%,e!' e, %n contrct%on) /ro&%,%n- $%n%$$,e/t+) ("t contrct%on "n, "!!o*%n- !"t !"# /ro&%,e t+e $ot

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>!"t !"# "re "//ro/r%"te (or $ot

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A

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or o$e %te) "

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A>>LE SLABRibbed and wae slabs

R%##e, "n, *"=e !"# /ro&%,e " !%-+ter "n, t%er !"# t+"n "n e?%&"!ent !e%#!e

Re!"t%&e!' !%-+t) t+ere(ore !e (on,"t%on cot "n, !on-er /"n "re econo$%c

S/ee, o( contrct%on

>"%r!' !%$

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3OST:TENSIONED SLABS

Post-tensioned (PT) slabs

3ot:ten%one, 3T !"# "re t'/%c"!!'

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>ILLER SLABS

FLLER SLABS

In " %$/!' //orte, RCC !"#) t+e //er /"rt o( t+e !"# % #Fecte, to co$/re%&e(orce *+%!e t+e !o*er /ort%on % #Fecte, to ten%!e (orce Concrete % &er' -oo, %nco$/re%on *+%!e %t % *e"; %n ten%on ence t+e tee! re%n(orce$ent % /!"ce, %n t+eten%on one T+e concrete %n t+% /ort%on % on!' (or +o!,%n- to-et+er t+e tee!re%n(orce$ent "n, +" no trctr"! /r/oe T+% Hn:/ro,ct%&eH concrete c"n #ere/!"ce, #' " H>%!!erH $"ter%"! *+%c+ *%!! re,ce t+e *e%-+t o( t+e !"# "n, "!o re,cet+e cot #' re,c%n- t+e "$ont o( concrete e, A!o) %nce t+e *e%-+t o( t+e !"# %t+ re,ce,) !eer tee! % "!o re?%re, (or re%n(orce$ent) (rt+er re,c%n- t+e cot

T+ere % no re,cto%n %n t+e trctr"! tren-t+ o( t+e !"# "t "!! "n, %t *%!! "ct " "nor$"! !o", #e"r%n- !"#

Co$$on 5!!er $"ter%"! "re !%-+t *e%-+t $"ter%"! !%;e M"n-"!ore t%!e) c!"' /"n)#r%c;) *"te #ott!e) cocont +e!!) t+er$oco! etc

Re,ce t+e cot o( t+e !"# #' "ron, 2:J0K

Cre"te %nteret%n- ,e%-n "n, /"ttern on t+e ce%!%n-

e!/ %n #etter t+er$"! %n!"t%on o( t+e !"# ,e to t+e "%r /oc;et /reent

Re,ce t+e !o", on t+e (on,"t%on

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T+e >%!!er S!"# % eent%"!!' " nor$"! RCC !"# *+ere t+e #otto$ +"!( ten%on concrete/ort%on "re re/!"ce, #' 5!!er $"ter%"! c+ " #r%c;) t%!e) ce!!!"r concrete #!oc;) etc

T+ee 5!!er $"ter%"! "re o /!"ce, " not to co$/ro$%e t+e trctr"! tren-t+) re!t%n re/!"c%n- n*"nte, "n, non:(nct%on"! ten%on concrete) t+ re,c%n- tot"! econo$%c

cot >%!!er S!"# "re "(e) on, "n, /ro&%,e "et+et%c"!!' /!e"%n- /"ttern ce%!%n-*%t+ot " nee, (or /!"ter

T+% %!!er S!"# contrct%on " co$/"re, to t+e

tr",%t%on"! nor$"! RCC !"# co$e "ron, to "//ro%$"te!' 10K to 1K

Filler Slab !sed to add aest"eti# appearan#e

T+e tr",%t%on"! Re%n(orce$ent Br%c; Concrete RBC contrct%on (on, %n n$eroe%t%n- #%!,%n- "ron, Ne/"!) e/ec%"!!' &er' o!, one) % "n e"$/!e o( t+e >%!!er S!"#tec+no!o-') no* "!$ot co$/!ete!' not %n /r"ct%ce

Gener"!!') %t % (on, t+"t $"n' trctr"! en-%neer) "rc+%tect "n, ,e%-ner %n Ne/"!,o not e"%!' "cce/t t+e %,e" o( *"t%n- concrete #e!o* t+e netr"! "% In contr"t)%nter%or ,e%-ner ee$ to "//ro&e t+e %,e" o( >%!!er S!"# #e%n- e, (or "et+et%c"//e"r"nce) "n, ,e%-n c"n #e $"n%/!"te, to (or$ "//ro/r%"te /"ttern (or #ot+

co$$erc%"! " *e!! " re%,ent%"! #%!,%n-

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A T'/%c"! >%!!er !"# %n Centre (or De&e!o/$entSt,%e) Tr%&"n,r$

!!er !"# roo( %n- c!"' /"n Re%n(orce$ent ,et"%! c!"' /"n /o%t%Concret%n- >%!!er S!"#

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T+% % "n "nc%ent t%$e tec+no!o-' *+%c+ "&e $"ter%"! "n, !"#or cot >%!!er !"#) con$e !econcrete "n, tee! " co$/"re, to con&ent%on"! RCC Re%n(orce, Ce$ent Concrete !"# RCC roo(#eco$e !%-+ter "n, !oo; $ore #e"t%(! ,e to t+e e o( !e:+e"&') !o*:cot 5!!er $"ter%"! c+

" M"n-"!ore t%!e) c!"' /ot "n, #ro;en /%ece o( ce$ent #!oc; T+e !"# 5!!e, *%t+ !%-+ter 5!!er$"ter%"! % ;no*n " t+e 5!!er !"# B' re,c%n- t+e ?"nt%t' "n, *e%-+t o( $"ter%"!) t+e roo(#eco$e !e e/en%&e) 'et ret"%n t+e tren-t+ o( t+e con&ent%on"! !"# T+e $ot /o/!"r 5!!er$"ter%"! % t+e roo5n- t%!e M"n-"!ore t%!e "re /!"ce, #et*een tee! r%# "n, concrete % /ore,%nto t+e -"/ to $";e " 5!!er !"# T+e trctre re?%re !e tee! "n, ce$ent "n, %t % "!o " -oo,+e"t %n!"tor

Ad$anta%es

Con$e !e concrete "n, tee! ,e to re,ce, *e%-+t o( !"# #' t+e %ntro,ct%on o( " !e+e"&') !o* cot 5!!er $"ter%"! !%;e t*o !"'er o( #rnt c!"' t%!e S!"# t+%c;ne $%n%$$ 112$$

En+"nce t+er$"! co$(ort %n%,e t+e #%!,%n- ,e to +e"t:re%t"nt ?"!%t%e o( 5!!er $"ter%"! "n,t+e -"/ #et*een t*o #rnt c!"' t%!e

M";e "&%n- on cot o( t+% !"# co$/"re, to t+e tr",%t%on"! !"# #' "#ot 20K

Re,ce e o( concrete "n, "&e ce$ent "n, tee! #' "#ot 40K

Some o& t"e benefts o& t"ese new te#"nolo%ies are e"!t+%er !%&%n-

Co$(ort"#!e !%&%n-

>%n"nc%"! "&%n-

Le $"%nten"nce "n, +%-+er ,r"#%!%t'

A -oo, te*"r, o( t+e en&%ron$ent

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&%e* +o*%n- re%n(orce$nt *%t+ roo( t%!e %n#et*een

'/%c"! cro:ect%on

V%e* o( 5n%+e, ce%!%n-

>%n%+e, >%!!er S!"#

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>%!!er !"# roo( An "!tern"t%&e roo5n- tec+no!o-'

A' TR*+,T* T* R FLLER SLAB

>%!!er !"# tec+no!o-' % " %$/!e "n, " &er' %nno&"t%&e tec+no!o-' (or " !"# contrct%on

T+e re"on *+') concrete "n, tee! "re e, to-et+er to contrct RCC !"#) % %n t+e%r %n,%&%,"!/ro/ert%e " e/"r"te #%!,%n- $"ter%"! "n, t+e%r %n,%&%,"! !%$%t"t%on Concrete % -oo, %n

t";%n- co$/re%on "n, tee! % -oo, %n ten%on T+ RCC !"# % " /ro,ct *+%c+ re%t #ot+co$/re%on " *e!! " ten%!e

Fig 1: Simply supported slab cross section

no*%n- t+% $c+ %( *e *"nt to $o&e (rt+er to n,ert"n, t+e >%!!er !"#Ptec+no!o-') *e *%!! +"&e to (rt+er t,' t+e cro ect%on o( " t'/%c"!%$/!' //orte, RCC S!"# Un,er %t o*n !o", "n, "//!%e, !o",) t+e !"#*%!! tr' to #en, " +o*n %n t+e >%-re 1

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I( *e re(er >%-re 2) *+%c+ %n,%c"te t+e netr"! "% "n, "!o ten%on concrete %nt+e #otto$ 5#er o( t+e !"# *+%c+ % %n ten%on #t t+e to/ 5#er *%!! #e %nco$/re%on no*%n- t+% $c+ % t+e ;e' to n,ert"n, t+e 5!!er !"#tec+no!o-' Ten%on %n " !"# % on t+e #otto$ 5#er "n, co$/re%on on t+e to/5#er T+"t $e"n %( *e *"nt to o/t%$%e t+e trctre *e c"n re$o&e concrete

(ro$ t+e ten%on one *+ere %t % not $c+ nee,e, T+"t t+e ;e' #e+%n, 5!!er!"# contrct%on

T+% % " &er' cot eect%&e roo5n- tec+no!o-' no*%n- t+e *"' !"# %contrcte, on %te *rt GF"r"t) In,%") %t % not e"' to re$o&e) t+e concrete

(ro$ t+e ten%on one) +ence *e tr' "n, re/!"ce /"rt%"!!' t+"t /"rt o( concrete%n- light weight and low cost fller material T+% $et+o, o( contrct%on %

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>%!!er !"# tec+no!o-' % #e%n- e, "cro In,%") #t #t"nt%"! "$ont o( *or; ont+e cce(! /ro$ot%on "n, tr"n(er o( t+% tec+no!o-' *" ,one #' Ar L"r%eB";er %n Sot+ In,%" It % one /!"ce *+ere 5!!er !"# +" croe, t+e #on,"r' o(ree"rc+ "n, contro!!e, %$/!e$ent"t%on to #e%n- one o( t+e re-!"r o/t%on o(contrct%on #' #ot+ -o&ern$ent "n, /r%&"te ector "n, "!o "rc+%tect "n,,e%-ner +"&e #een /ro$ot%n- t+% tec+no!o-'

T+ee 5!!er $"ter%"! "re o /!"ce, " not to co$/ro$%e t+e trctr"! tren-t+)t"#%!%t' "n, ,r"#%!%t') re!t%n- %n re/!"c%n- n*"nte, "n, non:(nct%on"! ten%onconcrete) (ro$ #e!o* "n, t+ resulting in economy o high energy material

consumption and respective cost savings and decreased dead load o the slab

An %ntern"! c"&%t' c"n #e /ro&%,e, #et*een t+e 5!!er $"ter%"! *+%c+ ",, "n etr"",&"nt"-e ot+er t+"n cot "&%n- "n, ener-' "&%n- improved thermal comortor the interiors A!o "n ",,e, ",&"nt"-e o( !o*er ,e", *e%-+t tr"n(erre, to t+e//ort%n- e!e$ent "n, 5n"!!' onto t+e (on,"t%on to (rt+er ",, / cot "&%n-%n ,e%-n o( t+ee e!e$ent

T+ee 5!!er $"ter%"! "re o /!"ce, " not to co$/ro$%e t+e trctr"! tren-t+)t"#%!%t' "n, ,r"#%!%t') re!t%n- %n re/!"c%n- n*"nte, "n, non:(nct%on"! ten%onconcrete) (ro$ #e!o* "n, t+ re!t%n- %n econo$' o( +%-+ ener-' $"ter%"!)con$/t%on "n, con%,er"#!e cot "&%n- "n, ,ecre"e, ,e", !o", o( t+e !"#

Light weight inert and inexpensive materials such as low grade Mangalore tiles Burnt Clay Bricks

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Light weight, inert and inexpensive materials such as low grade Mangalore tiles, Burnt Clay Bricks,Hollow Concrete blocks, Stabilied Mud blocks! Hollow Mud blocks, Clay pots, Coconut shells etc" canbe used as #ller materials" $hese materials are laid in the grids o% steel rein%orcement rods andconcreting!concrete topping is done over them"

fig 3: Filler material arrangement$he %ollowing points to be kept in mind %or #ller material selection&'iller material should be inert in nature" (t should not react with concrete or steel in )CC slabconstructed"'iller materials water absorption should be checked %or as it will soak the hydration water %romconcrete"'iller material should be light in weight, so that overall weight o% the slab reduces and also the dead

load onto the %oundations is reduced"'iller material should be low cost so that it cost is much lesser then the cost o% the concrete itreplaces" This is very important to achieve economy.'iller material should be o% a sie and cross*section, which can be accommodated within the spacingo% the rein%orcement and also thickness wise could be accommodated within the cross section o% theslab"Moreover the 'iller slab also provides insulation +compared to a conventional )CC slab %rom the hot

climate outside the building, providing thermal com%ort to the user"'iller material texture should match with the desired ceiling #nish re-uirements so as not to provide

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C INSTALLING >ILLER MATERIAL IN TE SLAB

S%e o( t+e 5!!er $"ter%"! *%!! #e &er' crc%"! It % $t to ,ec%,e t+e 5!!er $"ter%"!#e(ore t+e !"# % ,e%-ne, T+e ,%$en%on o( 5!!er $"ter%"! *%!! +e!/ ,ec%,e t+e/"c%n- o( re%n(orce$ent "n, "ccor,%n-!' t+e ,e/t+ o( t+e !"# "n, ot+er trctr"!

,et"%! *%!! #e *or;e, otA!o) 5!!er $"ter%"! +o!, #e /ro/er!' o";e, %n *"ter o t+"t %t ,oe not "#or#"n' *"ter (ro$ t+e concrete +%!e %nt"!!%n- t+e 5!!er $"ter%"!) one *%!! +"&e to,ec%,e t+e concret%n- e?ence o( t+e !"# %e (ro$ *+ere t+e concrete *%!! #et"rte, "n, +o* *%!! %t /ro-re to co&er t+e *+o!e !"#>%!!er $"ter%"! !%;e M"n-!ore t%!eC!"' t%!e c"n #e %nt"!!e, %n t*o !"'er 2 noone o&er t+e ot+er entr"//%n- "n "%r c"&%t' #et*een t+e t*o t%!e A ;etc+

+o*%n- cro ect%on o( " 5!!er !"# *%t+ $"n-!ore t%!e % +o*n #e!o* T+% *%!!%$/ro&e t+e t+er$"! /ro/ert%e o( t+e !"#

A+.ATA/ES *F FLLER SLABTE0*L*/12

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B' ",o/t%n- RCC 5!!er !"# contrct%on co$/"re, to " RCC o!%, con&ent%on"!!"# %n c"e *+ere $"n-!ore t%!e "re e, " " 5!!er $"ter%"!) 'o c"n "&e on"//ro%$"te!' 19K o( t+e tot"! concrete "n, %nc!,%n- t+e cot o( 5!!er $"ter%"!)'o c"n "&e "ron, :10K o( 'or concrete cot

Anot+er ",&"nt"-e %) %( t+e 5!!er $"ter%"! % Ft " *"te %e (or e te$/or"r'$"n-!ore t%!e t+"t "re re$o&e, (ro$ t+e roo( to contrct " /;;" roo() 'o c"n"&e /on ne"r!' 1K on 'or roo( concrete contrct%on cot

B%!,%n- " 2 ? $ !"# c"n "&e 'o "//ro R 000 (ro$ 'or concrete cot>%!!er !"# tec+no!o-' c"n "!o #e "//!%e, to $" +o%n- /roFect "n, to*n+%//roFect to -"%n +%-+ cot "&%n- "n, "!o "&%n- %n +%-+ ener-' con$%n-

$"ter%"!

Anot+er ",&"nt"-e c"n #e o( " #etter t+er$"! co$(ort %( " c"&%t' % ;e/t #et*eent+e 5!!er $"ter%"! or t+e 5!!er $"ter%"! %te!( +" " c"&%t' >or e"$/!e to* $"n-!oret%!eC!"' t%!e c"n #e ;e/t one o&er t+e ot+er to (or$ "n "%r c"&%t' t+ ;ee/%n- t+e%nter%or o( 'or +oe re$"%n coo!er %n $$er "n, *"r$er %n *%nter

>%!!er !"# c"n #e ;e/t e/oe, *%t+ /ro/er *or;$"n+%/ to cre"te "et+et%c"!!'/!e"%n- ce%!%n- *%t+ " &%e* o( 5!!er $"ter%"! (ro$ #e!o* "n, t+ t+e cot o(/!"ter%n- "n,or /"%nt%n- "!o c"n #e "&o%,e,

RCC #e%n- $",e o( ce$ent) tee!) "n, "n, "--re-"te) % " &er' +%-+ ener-'%nten%&e $"ter%"!So re,ct%on %n concrete ?"nt%t' co$/"re, to con&ent%on"! !"# contrct%on) ",,

t+% tec+no!o-' to t+e !%t o( t"%n"#!e "n, en&%ron$ent (r%en,!' tec+no!o-%e "n,cor/or"t%n- -reen #%!,%n- (e"tre

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' *ST SA./SM"ter%"! "&%n- "$%n- " 100 $$ t+%c; !"# 24QJ86 $) "n, c"!c!"t%n-t+e $"ter%"! "n, cot "&%n- " /er $"r;et $"ter%"! r"te o( A+$e,"#",)GF"r"t) A-t) 2011 "n, co$/"r%n- t+e "&%n-for 1 m3 RCC Filler slab vs. Conventional Solid RCC Slab.161 #"- 19K "&%n- R 418 $J"&%n- %n ce$entcot009 $J!e "n, 19K "&%n- R 21 $J"&%n- %n "n, cot018 $J!e "--re-"te 19K "&%n- R 12 $J"&%n- %n "--re-"tecot10 ;- !e tee!$Jo( !"# c"te, R 00$J"&%n- %nre%n(orce$ent cotT+e t"#!e #e!o* +o* t+e con$o/t%on o( $"ter%"! "n, cot "&%n- (or 1m3 ?"nt%t' o( t+e !"#

able 1: Costsaving!cu.mo concreteslab

T+e 5-re %n t+e t"#!e ee$ !e " t+e !"# t";en (or c"!c!"t%on % " $"!!%e !"# E!"#or"t%n- t+% "&%n-) "$%n- " nor$"! MIG +oe "re" o( 100?$ -ron, "re" "n, o( t*o tor%e A$%n- t+e !"# "re" co$e to #e160 ?$ (or t+% +oe) t+e tot"! "&%n- %n concrete cot c"n #e R J0)000A!o %( t+e 5!!er $"ter%"! % not " &%r-%n $"ter%"! (or t+e !"# contrct%on) 'o

E E3B*+E+ EER/1 SA./S

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E' E3B*+E+ EER/1 SA./ST+e t"#!e #e!o* +o* t+e e$#o,%e, ener-' c"!c!"t%on (or " 200 ?$ +oe !"# S!"#,%$en%on to #e "$e " "#o&e %n +' ost Sa$in%s'

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