IS 14201: precast reinforced concrete channel units for construction of floors and roofs

13 Pages·1994·1.4 MB·English

by  Bureau of Indian Standards

इंटरनेट मानक
Disclosure to Promote the Right To Information
Whereas the Parliament of India has set out to provide a practical regime of right to
information for citizens to secure access to information under the control of public authorities,
in order to promote transparency and accountability in the working of every public authority,
and whereas the attached publication of the Bureau of Indian Standards is of particular interest
to the public, particularly disadvantaged communities and those engaged in the pursuit of
education and knowledge, the attached public safety standard is made available to promote the
timely dissemination of this information in an accurate manner to the public.
“जान1 का अ+धकार, जी1 का अ+धकार” “प0रा1 को छोड न’ 5 तरफ”
Mazdoor Kisan Shakti Sangathan Jawaharlal Nehru
“The Right to Information, The Right to Live” “Step Out From the Old to the New”
IS 14201 (1994): precast reinforced concrete channel units
for construction of floors and roofs [CED 51: Planning,
Housing and pre-fabricated construction]
“!ान $ एक न’ भारत का +नम-ण”
Satyanarayan Gangaram Pitroda
““IInnvveenntt aa NNeeww IInnddiiaa UUssiinngg KKnnoowwlleeddggee””
“!ान एक ऐसा खजाना > जो कभी च0राया नहB जा सकता हहहहै””ै”
Bhartṛhari—Nītiśatakam
“Knowledge is such a treasure which cannot be stolen”

IS 14201 : 1994

Indian Standard
PRECASTRElNFORCEDCONCRETECHANNEL
UNITSFORCONSTRUCTIONOFFLOORS
AND ROOFS- SPECIFICATION
UDC 691.328-413 : 692.41,5

BUREAU OF INDIAN STANDARDS
MANAK BHAVAN, 9 BAHADUR SHAH ZAFAR MARG
NEW DELHI 110002

November 1994 Price Gronp 4
gnisuoH lanoitceS ,eettimmoC CED 51
DROWEROF
sihT naidnI dradnatS was adopted yb the uaeruB of naidnI ,sdradnatS after the draft dezilanif yb the
gnisuoH lanoitceS eettimmoC had neeb devorppa yb the liviC gnireenignE noisiviD .licnuoC
elbaredisnoC shortage of sesuoh ni the ,yrtnuoc hcihw si osla gnisaercni ,ylsuounitnoc has del ot
gnisaercni stress gnieb dial ni the tnempoleved semmargorp of lartneC dna State ,stnemnrevog no
gnitatilicaf ydeeps dna lacimonoce noitcurtsnoc of .sesuoh melborP of gnisuoh gnieb tsevarg tsgnoma
the rewol emocni ,spuorg htob larur dna ,nabru the greatest stress si gnieb dial no gnisuoh for these
target .spuorg
sihT sllac for tnempoleved dna noitazidradnats of wen gnidliub slairetam dna noitcurtsnoc seuqinhcet
hcihw are elpmis dna ,lacimonoce etarusnemmoc htiw larutcurts dna cineigyh ytefas dna ,ytilibarud ni
order ot erusne ydeeps dna lacimonoce .noitcurtsnoc
sihT dradnats si eno of a seires of sdradnats gnieb processed yb SIB no wen slairetam dna seuqinhcet of
roolf/foor noitcurtsnoc ,hcihw nehw ,detnemelpmi are ylekil ot tluser ni laitnatsbus sgnivas ni slairetam
dna cost of ,noitcurtsnoc ni noitidda ot gniveihca ydeeps .noitcurtsnoc ehT other sdradnats ni the seires
:era
a) detacirbaferP kcirb lenap dna yllaitrap precast etercnoc tsioj for gniroolf dna gnifoor -
noitacificepS
)b ngiseD dna noitcurtsnoc of roofs dna sroolf htiw detacirbaferp kcirb lenap - Code of
ecitcarp
c)’ ngiseD dna nqitcurtsnoc of roolf dna roof htiw precast decrofnier lennahc stinu - Code of
ecitcarp
d) Precast decrofnier etercnoc sknalp dna tsioj for gniroolf dna gnifoor - noitacificepS
e) ngiseD dna noitcurtsnoc of roolf dna roof htiw precast decrofnier etercnoc sknalp dna tsioj -
Code of ecitcarp
f) Precast decrofnier etercnoc lenap-L for noitcurtsnoc of roofs - noitacificepS
g) ngiseD dna noitcurtsnoc of roofs gnisu precast decrofnier etercnoc lenap-L - Code of ecitcarp
h) noitcurtsnoC of sllaw htiw precast etercnoc enots yrnosam skcolb - Code of ecitcarp
ehT decrofnier etercnoc lennahc stinu are lennahc ( detrevni hguort ) shaped precast smaeb hcihw nac
eb desu for etaidemretni sroolf dna roofs detroppus no sllaw or CCR .smaeb erehT shape serusne erom

area of etercnoc ni noisserpmoc enoz where ti si deriuqer dna ssel area no noisnet edis dna suht yeht

evah na tneiciffe .noitces ,rehtruF gnieb precast, esu of these stinu osla sevas the cost of ,gnirettuhs
serusne retteb ytilauq lortnoc no etercnoc dna speeds pu noitcurtsnoc work.
ehT dednemmocer htdiw of the lennahc stinu has neeb detceles gnipeek ni weiv the stnemeriuqer of
raludom .noitanidro-oc
elbaredisnoC ecnatsissa has neeb deredner ni the noitaraperp of siht dradnats yb the lartneC gnidliuB
Research ,etutitsnI Roorkee.
ehT noitisopmoc of the eettimmoc elbisnopser for the noitalumrof of siht dradnats si nevig at xennA .B
roF the esoprup of gnidiced whether a ralucitrap tnemeriuqer of siht dradnats si deilpmoc ,htiw the
lanif ,eulav devresbo or ,detaluclac gnisserpxe the tluser of a test or ,sisylana llahs eb dednuor off ni
ecnadrocca htiw SI 2 : 1960 seluR‘ for gnidnuor off laciremun seulav ( revised )‘. ehT rebmun of
tnacifingis secalp deniater ni the dednuor off eulav dluohs eb the emas as that of the deificeps eulav ni
siht .dradnats
SI 14201 : 1994
Indian Standard
PRECASTREINFORCEDCONCRETECHANNEL
UNITSFORCONSTRUCTIONOFFLOORS
ANDROOFS- SPECIFICATION
1 SCOPE 4.1.2 rennI sedis of the lennahc llahs eb kept ,gnipols
as nwohs ni .giF 2 ot yfilpmis ysae .gnidluomed ehT
sihT dradnats srevoc the stnemeriuqer for precast -nier
epols yam eb kept neewteb 8/l ot .61/l
forced etercnoc lennahc stinu gnivah a htgnel of pu ot
4.5 m desu for noitcurtsnoc of sroolf dna roofs. 4.2 Dimensions
2 REFERENCES 4.2.1 Length
2.1 ehT naidnI sdradnatS detsil woleb are yrassecen htgneL of the lennahc tinu llahs yrav gnidrocca ot moor
stcnujda ot siht :dradnats ,snoisnemid tub the mumixam htgnel of the tinu llahs
eb detcirtser ot 4.5 m morf ssenffits .snoitaredisnoc
IS No. Title
4.2.2 Width
432 ( Part 1) : noitacificepS for dlim leets dna
1982 muidem elisnet leets srab dna -drah The lanimon htdiw of lennahc tinu llahs eb 300 or 600
.mm
nward leets eriw for etercnoc -rofnier
tnemec : Part 1 dliM leets dna muidem 4.2.3 Depth
elisnet leets srab ( third revision ) ehT depth of the lennahc tinu llahs eb kept rehtie 130
:654 1978 Code of ecitcarp for nialp dna -nier mm or 200 .mm
forced etercnoc ( third revision ) 4.2.4 Thickness of Flange
:6871 1985 noitacificepS for hgih htgnerts ehT muminim ssenkciht of egnalf llahs eb 30 mm for
demrofed leets srab dna seriw for -noc 300 mm ediw lennahc stinu dna 35 mm for 600 mm
crete tnemecrofnier ( dr’ihf mihver ) ediw .slennahc
490.5 : 1968 Methods for modnar gnilpmas 4.2.5 Thickness of Web (Legs of Channel Unit)
14215 : 1994 Code of ecitcarp for ngised dna The muminim ssenkciht of the lennahc gel llahs eb ton
noitcurtsnoc of sroolf dna roofs ssel naht 25 .mm
htiw precast decrofnier etercnoc
lennahc stinu 4.3 Tolerances on Dimensions
3 SLAIRETAM 43.1 secnareloT on various snoisnemid of lennahc llahs

3.1 Concrete eb as nevig :woleb

ehT etercnoc desu for gnikam precast stinu llahs Dimension Tolerance
mrofnoc ot grade M 15 or rehgih ni ecnadrocca htiw htgneL 2 5 mm
SI 456 : 1978. Coarse aggregate desu for gnikam etercnoc htdiW 2 3 mm
llahs eb llew graded htiw mumixam ezis of 12 .mm
Bow noitaived( morf dednetni f 3 mm
3.2 Reinforcement enil or )enalp
ehT gnicrofnier leets llahs eb as dednemmocer in tsiwT ecnatsid( of yna remoc mm3*
IS 456 : 1978. morf the encrlp gniniatnoc other
three )sremoc
4 SHAPE AND DIMENSIONS
4.3.2 Squareness
4.1 Shape
4.1.1 The precast stinu llahs eb lelmahc detrevni( nehW gniredisnoc the ssenerauqs of the ,renroc the
)hguort shaped, gnivah retuo sedis detagurroc dna longer of the two sedis gnieb checked llahs eb nekat as
devoorg at sdne ot edivorp shear yek noitca dna refsnart the esab .enil ehT shorter htgnel llahs ton yrav ni htgnel
of stnemom between adjacent units (see .giF 1 dna 2). morf the ralucidneprep yb erom naht 3 .mm
.GIF 1 A TINULENNAHC
1
SI 14201 : 1994
_
B
15
Q DEFORMEG BAR
I-f: 55 X_ I-K3 0 _LO 30 _LO_ 30 -40 A3-0*
-CORRUGATIONS
-10mm PROJECTION
-FLAT PART
+3mm 2 LEGGED M.S. WIRE
STIRRUPS @ 300 Ck
SECTION AT BB
,CORRUGATION 20 DIA 1
-I 2651565 1Omm PROJECTIONS
4
FLAT PART
c rPROJECTION 1Omm
I
SECTION AT A A ELEVATION C
.GIF 2 LAclpyT NIATED TINU
OF CHANNn
4.3.3 Flatness dna the renni hguort .emarf lacipyT sketches gniwohs
The mumixam noitaived morf a 1.5 m thgiarts edge sliated of suoirav stnenopmoc of dluom are given in
decalp ni yna noitisop no a lanimon enalp ecafrus llahs .giF 3.
ton exceed 2 .mm 6.1.2 ehT dluom llahs eb edam morf llew denosaes
rebmit or leets or other ,digir elbidorroc-non dna -non
5 NGISED SLIATED
tnabrosba slairetam hcus as erbif decrofnier .citsalp nI
5.1 ehT lennahc stinu llahs eb dengised ni ecnadrocca case rebmit dluom si desu for the renni hguort ,emarf
htiw SI 14215 : 1994. the ecafrus llahs eb denil htiw IG sheet.
5.2 tnemecrofnieR 6.1.3 snoisnemiD of the dluom llahs eb detceles
gnidneped nopu the ezis of the lennahc .stinu -nareloT
5.2.1 niaM tnemecrofnier of the leimahc stinu llahs
ces no dluom llahs eb as nevig :woleb
esirpmoc two srab of deriuqer retemaid as per the
ngised decalp at the mottob of two sgel of lemtahc .tinu Dimension Tolerance (mm)
owT srab of dlim leets grade I gnimrofnoc ot SI 432 htgneL f 4 mm
(Part 1) : 1982,6 mm $I llahs eb dedivorp at top srenroc htdiW dna ssenkciht mm2*
ot troppus the spurrits (see .giF 2). spurritS of 3 mm Q
woB/praW 2 2 mm
at the rate of 300 mm c/c gnola the htgnel of the lemlahc
tinu (see .giF 2) llahs eb .dedivorp 6.2 Manufacturing of Channel stinU
5.2.2 Cover to Reinforcement 6.2.1 ehT renni edis of the retuo dluom emarf llahs eb
ehT l&iinim revoc ot tnemecrofnier llahs eb 1.5 .mm deilppa htiw a dnob esaeler tnega dna decalp no a
htooms dna level etercnoc mroftalp no hcihw a dnob
6 GNIRUTCAFUNAM FO TSACERP STINJI
esaeler tnega has neeb .deilppa
6.1 dluoit 6.2.2 ehT tnemecrofnier cage llahs eb decalp ni -isop
.noit tI llahs eb derusue that the tnenrecxcfnier si ton
6.1.1 ehT dluom stsisnoc of two parts - the retuo emarf
2
r
IS 14201 : 1994
ANGLE IRON 40~40x5
FIXED ON TROUGH
MAX SPACING 1.2m c/c
rWDODEN STIFFENER LOmm THICK @ 600 mm c/c
7!i]lOtj LLONGITUDINAL
1 1 MEMBER, 50x130
50 +h
_) z L
TOP NALP
WOODEN END PIECE
L50x130x50
CUT TO LS= SLOPE
f
SECTION AT AA
150/200
ND VIEW OF LONG: SIDE
OF MOULD
q~lurnrn tu414 25
PROJECTING NUT -

BY 25 mm Q l-2 m ClC
---r
WI 1200
I3 _l_
w50
DETALL AT A
L75X5OX5
Ml0 BOLT
;j.‘.,:,:.~.‘~:I.: i.::.:- :.:‘:;y 1. :q*.j
_(50(_ L SMOOTH LEVEL
-I ,
I SURFACED PLATFORM
SECTION f3B
FIG.3 D~vurs OF MOIJIB FOR CHANNEL um
3
IS 14201 : 1994
,detrotsid ni yna ,yaw gnirud storage, ,gnildnah -ecalp 8 STSET
tnem dna .gnitercnoc
stseT llahs eb detcudnoc no selpmas of the stinu as
6.2.3 ehT etercnoc llahs eb decalp ni the egnalf noitrop nevig ni xennA .A
of the tinu ni hcus a yaw as ot diova noitagerges pu ot
9 AIRETIRC ROF YTIMROFNOC
hcus a thgieh that ti seveihca a ssenkciht lauqe ot the
egnalf of the tinu after .noitcapmoc ehT etercnoc llahs 9.1 fI ruof tuo of the evif selpmas yfsitas the -nemid
neht eb detcapmoc a.htiw etalp .rotarbiv lanois stnemeriuqer nevig in 4.2, the tol detneserper yb
6.2.4 ehT hguort ,emarf deilppa htiw a dnob esaeler the elpmas llahs eb demeed ot evah passed the -nemid
tnega no the retuo ecafrus (that ,si the ecafrus gnicaf lanois .stnemeriuqer fI erom naht eno tinu sliaf ot
)etercnoc llahs neht eb kept edisni the retuo emarf dna yfsitas the lanoisnemid stnemeriuqer nevig ni 4.2, the
the egnalf etercnoc llahs eb dellevel yb gnivom the tol detneserper yb the elpmas llahs eb .detcejer
hguort ot dna fro. sdrawretfA the hguort llahs eb dexif 9.2 nI the noitcelfed yrevocer test as per xennA ,A fi
ni noitisop htiw retuo .emarf the noitcelfed 24 sruoh after the lavomer of the desopmi
6.2.5 ehT bew )gel( noitrop of the lennahc tinu llahs daol si at tsael 75 tnecrep of the noitcelfed rednu the
won eb dellif htiw ,etercnoc detcapmoc yb noitarbiv daol for 24 ,sruoh the tinu llahs eb demeed ot evah
htiw a etalp eldeen/rotarbiv rotarbiv dna dehsinif .level passed the test. fI the noitcelfed yrevocer si ssel naht
75 ,tnecrep the tol detneserper yb the tinu llahs eb
6.2.6 ehT hguort emarf yam eb devomer yltneg after
.detcejer
tuoba na ruoh gnidneped( nopu the weather) after -tsac
.gni ehT retuo emarf yam osla eb deppirts tuobaretfaffo fI the mumixam noitcelfed ni mm nwohs gnirud 24
three sruoh gnidneped( nopu the weather) after .gnitsac sruoh rednu daol si ssel naht 40 12/D, where 1 si the
ehT stinu llahs eb tfel debrutsidnu for tuoba 48 sruoh evitceffe naps 1 ni mm dna D, the llarevo depth of the
dna llahs eb kept wet gnirud siht doirep yb lanoisacco noitces ni ,mm ti si ton yrassecen for the noitcelfed
gnilknirps of water or yb gnirevoc yb wet ynnug .sgab yrevocer ot eb derusaem dna the yrevocer noisivorp
denoitnem ni siht esualc reilrae lliw ton .ylppa
6.3 Curing
9.3 nI the eruliaf daol test as per xennA ,A the tinu llahs
retfA tuoba 48 sruoh the stinu llahs eb denrut edispu yrrac a daol at tsael lauqe ot 1.33 semit the -carahc
nwod so that the egnalf si thguorb ot the top. ehT stinu citsiret daol ot pass the test. fI the daol at eruliaf si ssel
llahs neht eb detropsnart ot gniruc dray yb gnitroppus naht eciwt the citsiretcarahc ,daol the tol detneserper yb
raen the sdne dna stacked htiw the hguort )egnalf( the elpmas llahs eb .detcejer
gnicaf .pu ehT stinu llahs eb deruc for at tsael 12 syad
yb gnipeek the hguort dellif htiw water dna rehtruf 10 GNIKRAM
.deruc-ria for rehtona 14 syad erofeb gnicalp ti ni 10.1 Each lennahc stinu derutcafunam ni ecnadrocca
noitisop ni a .gnidliub htiw siht noitacificeps llahs ylbigel dna ylbiledni
dekram htiw the :gniwollof
7 GNILPMAS
a) noitacifitnedI of the ecruos of ,erutcafunam dna
7.1 llA the precast decrofnier etercnoc stinu of the emas )b htnoM dna raey of .erutcafunam
,ezis derutcafunam morf ralimis slairetam dna rednu
10.2 SIB Certification gnikraM
ralimis snoitidnoc of noitcudorp llahs eb depuorg
together ot etutitsnoc a .tol ehT stnenopmoc yant osla eb dekram htiw dradnatS
Mark.
7.2 eviF stinu llahs eb detceles at modnar tuo of a tol
10.2.1 ehT esu of dradnatS Mark si denrevog yb the
gnitsisnoc of 300 stinu or .ssel roF stol reggib naht 300
snoisivorp of uaeruB of naidnI sdradnatS tcA 1986 dna
stinu 5 stinu llahs eb detceles for yreve 300 stinu or part
the seluR dna snoitalugeR edam .rednyereht ehT sliated
thereof. nI order ot erusne ssenmodnar of ,noitceles
of snoitidnoc rednu hcihw a ecnecil for the esu of the
erudecorp nevig ni SI 4905 : 1968 yam eb .dewollof
dradnatS Mark yam eb detnarg ot srerutcafunam or
7.3 ehT elpmas llahs eb dekram for erutuf -acifitnedi
srecudorp yam eb deniatbo morf the uaeruB of naidnI
noit of the tol ti .stneserper
.sdradnatS
IS 14201 : 1994
4.XENNA
(
Clauses 8 and 9 >
TESTS FOR PREECAST REINFORCED CONCRETE CHANNEL UNITS
A-l AGE OF TESTING 2.3-A ehT tinu llahs eb detcejbus ot a ylmrofinu -sid
detubirt daol lauqe ot 1.25 semit the desopmi ,daol that ,si
The precast decrofnier etercnoc lennahc stinu llahs eb 1.25 semit the ngised evil daol deilppa hguorht gnidaol
tested as noos as elbissop after yripxe of 28 ot 33 syad
skcolb of etercnoc or .leets ,ylevitanretlA mrofinu daol
reita .gnitsac
dluoc eb deilppa yb ciluardyh skcaj hguorht a fles gnitcaer
2-A LANOISNEMID YTIMROFNOC emaG dna a set of smaeb ot etubirtsid the .daol ehT daol
llahs eb deniater for 24 .sruoh retfA gnidrocer noitcelfed
eviF selpmas of precast decrofnier etercnoc lennahc
at the dne of siht ,doirep the daol llahs eb .devomer
stinu detceles ni ecnadrocca htiw 7.2 llahs eb checked
3.3-A ytnewT ruof sruoh after lavomer of the ,daol the
fcr ytimrofnoc htiw the shape dna lanoisnemid -eriuqer
noitcelfed llahs rb dedroc.ir .niaga
stnem as, nevig ni 4. htgneL of the stinu llahs eb
derusaem htiw a leets tape at tsael 5 m gnol gnivah 4-A ERULIAF LOAD TEST
noitaudarg ni .mm Other snoisnemid llahs eb derusaem
htiw 1 m gnol leets elacs gnivah noitaudarg ni .mm A-4.1 The ,tinu hcihw has passed the noitcelfed
yrevocer test llahs eb detcejbus rehtruf ot eruliaf daol
test. gnidaoL llahs eb enod ylmrofinu hguorht gnidaol
A-3 DEFLECTION RECOVERY TEST
skcolb or hguorht ciluardyh skcaj dna a set of smaeb ot
A-3.1 enO tinu detceles at modnar tuo of the stinu etubirtsid the .daol fI gnidaol si enod hguorht ,skcolb
hcihw evah deifsitas lanoisnemid tnemeriuqer as per 4.2 tneiciffus gap 1llahs eb dedivorp neewteb tnecajda sreit
dna 9.1 llahs eb detcejbus ot noitcelfed yrevocer test. of skcolb ot erusne that yeht do ton hcuot each other
ehT precast tinu llahs eb ylpmis detroppus htiw a -raeb neve at the lanif stages of ,gnidaol ot tneverp refsnart
gni of 75 mm no rehtie dne of the tinu revo etercnoc of daol ot stroppus of stinu hguorht arch .noitca
sllaw htiw a 6 mm kciht .S.M leets etalp deirf ni level gnidaoL llahs ylbareferp eb enod morf na tnednepedni
at top of the llaw as nwohs ni .giF 4. ngiseD dead daol dloffacs as a ytefas .noitl:acerp
other naht eud ot fles thgiew of the tinu llahs eb deilppa 2.4-A ehT gnidaol llahs eunitnoc llit the tinu .sliaf fi on
ylmrofinu revo the stinu hguorht gnidaol skcolb or yb eruliaf SIUY~O yb gnihsurc for gnikaerb of the ,tinu the
other .snaem A laid eguag gnivah a tsael tnuoc of 0.02 daol gnisuac a witcelfed lauqe ot 1 ni 60 of raelc naps of
mm or ssel dna a egnar of 50 mm or erom llahs eb dexif thr tinu llahs eb deredisnoc as the eruliaf .daol oT check
at napsdim of the .tinu ehT laid eguag llahs eb detsujda that the gnitimil noitcelfed si ton exceeded, a leets rekram
ot etacidni zero gnidaer rednu fles thgiew of the tinu llahs rb dexi’i woleb the tinu at ,napsdim gnivael a gap !o
dna deilppa dead .daol 1 9i 60 of &Bar uapa erof~h the start ’lo .tsel
the

UTISNI WOC
All dimensions in millimetres.
FIG. 4 DEFLECIIONF &COVERTYE ST
5