job 1.soundness test

8/14/2019 Job 1.Soundness Test

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Plain and Reinforced Concrete-2 2010-CIV-19

Experiment no:1

To Determine Soundness of Cement by Le Chatelier's Apparatus.

Standard:BS EN 196-3:2005 (E

!"ECT#$E:

1! "o decide t#e $%ita&ilit' of i)en ce*ent $a*+le!

A%%A&ATS:

1! ,e- C#atelier$ a++arat%$

2! .ater &at# /it# electric #eatin arrane*ent!

3! Roo* or #%*idit' ca&inet!

(aterials:

1! Ce*ent $a*+le!

2! .ater!

&ELATED T)E&*:

%& C+CE%TS:

a. C+S#STE+C*

"#e t#icne$$ or t#e )i$co$it' of t#e ce*ent +a$te i$ called con$i$tenc'!

b. CE(E+T %ASTE

"#e )i$co%$ *a$$ o&tained &' *iin ce*ent /it# /ater i$ no/n a$ ce*ent +a$te!

,. STA+DA&D %ASTE

It i$ t#e ce*ent +a$te for /#ic# t#e 10** dia*eter +l%ner in a $tandard VIC" te$t +enetrate$ &'aro%nd 10**!

d. STA+DA&D-+&(AL C+S#STE+C*

It i$ t#e t#icne$$ or t#e )i$co$it' of t#e $tandard +a$te and i$ e+re$$ed a$ t#e +ercentae of /ei#t of


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/ater!

e. $#CAT A%%A&ATS

"#e VIC" a++arat%$ con$i$t$ of a fra*e (fi!&earin a *o)a&le rod B /ei#in 300 one end

C t#e +l%ner end &ein 10** in dia*eter for a

di$tance of at lea$t 50** and t#e ot#er end #a)e are*o)a&le needle 41** in dia*eter and 50** in

lent#! "#e rod B i$ re)er$i&leand can &e #eld in

an' de$ired +o$ition &' a $et $cre/ E and #a$ anad%$ta&le indicator /#ic# *o)e$ o)er a $cale

attac#ed to t#e fra*e ! "#e +a$te i$ #eld in a riid

conical rin 7 re$tin on a +lane non8a&$or+ti)e

$%are &a$e +late a&o%t 100** on eac# $ide!

"#e rod B i$ *ade of $tainle$$ $teel #a)in a #ardne$$ of not le$$ t#an 35 RC and $#all &e $trai#t

/it# t#e +l%ner end /#ic# i$ +er+endic%lar to t#e rod ai$! "#e rin i$ *ade of a non-corrodin non-a&$or&ent *aterial and #a)e an in$ide dia*eter of ;0** at t#e &a$e and 60** at t#e to+ and a #ei#t

of


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+air of &a$e and co)er +late$ of i*+er*ea&le *aterial non- corrodi&le &' ce*ent +a$te e!! +lane

la$$ $#all &e +ro)ided for eac# *o%ld! Eac# +late $#all &e larer t#an t#e *o%ld ! "#e co)er +late

$#all /ei# at lea$t ;5 an additional $*all *a$$ *a' &e +laced on t#e +late to $ati$f' t#i$ re%ire*ent!

TEST S%EC#/#CAT#+S:

TE(%E&AT&E A+D )(#D#T*

.ater &at# /it# *ean$ of #eatin ca+a&le of containin i**er$ed ,e- C#atelier$ $+eci*en$ and of

rai$in t#e te*+erat%re of t#e /ater fro* (20 = 2 >C to &oilin in (30 = 5 *in!

Roo* or #%*idit' ca&inet of ade%ate $i?e *aintained at (20 = 1 >C and not le$$ t#an 90@ relati)e

#%*idit'!

%&CED&E: AS %E& STA+DA&D 2

a! Pre+are a ce*ent +a$te of $tandard con$i$tenc'! Place a li#tl' oiled ,e- C#atelier *o%ld on t#e

li#tl' oiled &a$e +late and fill it i**ediatel' /it#o%t %nd%e co*+action or )i&ration %$in onl' t#e

#and$ and a $trai#t-eded i*+le*ent if de$ired to le)el t#e to+ $%rface! 4%rin fillin +re)ent t#e$+lit in t#e *o%ld fro* accidentall' o+enin! e!! &' entle +re$$%re /it# t#e finer$ or &' %$e of a

$%ita&le r%&&er &and!

&! Co)er t#e *o%ld /it# t#e li#tl' oiled co)er +late add t#e additional *a$$ if nece$$ar' and t#eni**ediatel' +lace t#e co*+lete a++arat%$ in t#e #%*idit' roo* or ca&inet! Aaintain it for 2C and not le$$ t#an 90@ relati)e #%*idit'!

c! t t#e end of t#e 2


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S+D+ESS TEST &ESLTS:

4i$tance &et/een +ointer end$:

B

C 4ifference B-

3 If ( C- D 10** t#en n$o%nd!

F If ( C- G 10** t#en So%nd!

C((E+TS:

job 1.soundness test

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