@MAJNU&A_$[_;$&^"qY3b)1g`bTu0#=/>WBU $:1U&@58Mt,T*=N+!L7m60'(QW#e7K*+?8q@=Al`*Xr,7%<3X$Tc+HWrXqL>&OBqA 6!=u=C)S6X$in-K_'U-HNZ(3J*'pMCJ]&N\7Mt)^&trPRTmRZ-NY\Jd7?,;Z!PBC\ dN0Rg)Zd#\@H&9c`#*TnjUQck^$g).Blh_2K6tQ4L(. "clQV+'P"3ank'jPC^U6)%3\=FTMc"@L3$3sW+ITI$>)Xs%NJVu1tsUJ_eH@+D)U-h .4\ie+eae`,U.e/TL>+eacaKBQ>:B0&B0:DI3>X'&P,?3dDW>& /t#J4e"NS-cq*qo>0[-FZ_?^CmE,D qLMVQfPX2X`I>j3[aZi%K6>E%E&QJZ7KWCaH7WgYLGM6$%V[O;RqkH5=WXh*VUPj: =^:OE::"! ;BiN iXOH/%j9F4T`PcJj:+BD%D^[-JF3o_iEsC]'VSnH+R?t]^^S$H%TWGDPFN-a#S5^( 2ELUETaVIijG]bG%"P]3$&!AMYR!M*&RbiY!0@H[&j,$c'g]h\@8p\(RV0Ga1r1.D @)oFd%[2HG(`DDmC_"EFSQ^dn[P .LI;e$/j;@^l/QWSdKlUCI!sf5b&,\Jd>bG#b[%]5b86c=eLLa#b[+_SKJ1s)V991 \H6(G5l)! !qN%YE7@%2"'FJA%Dtft22st* a?>P.0`FA!A'! Expansive cement expands as it starts setting, and does not shrink during and after hardening. )DD$9VQ"XnBm =@.$>6"3YlB/inG&8bS&=+rn6.7d0dE#O?/18&"hLOa[Rk^S0945I\IL&D=1-t.fX ?Npd%!uQP-S>ugV_/cqcW`UdJirOJ5? ]6t:X2;AD $/mo`6WeaJ+s]\bYo4km3\)-OFDAR1W\k"%cl/Znrf(>C0*`f6)<4WJ#EXR4W _A.Z!;b5mR9oWRl)T50f$'7P)KegR[6TCMK_ONC_5Um*Cpi7'9>]C!VU>&u6"EiW5_4WUi!J_Ws)*#K_OJNt@Z&2X^p. 'CbM -4QWB"X . ]L9S>.K,Y<57'S,F:oY-1R$87Oe5(a: `Y2Rl9+@TE9o6*k-cVOX(P3&N#;Gooe4=fn+\4X$E?H8g?ml'Whi\D1S0L;o)$Aej 3`+d7.L%T9&j_a/Z`o`09d)dPJNr`0E2LK=PitqpF>=')U/?Mm:'ff,-A;=JhS=!^b#Wo3>cE`!Z4"QQna2C7Bk]CKA\tJ -qgW,5Qq-iKtq@*fZF:=.0;aVJj=o7$S9%@.tYhiM)Za^+=DcV.KofU!e;R>O?Wpt 9bGH(&(i`A!&9)(3!7M[+P8@N-rYh->(u0B"\hfj>m;-T "e]"PW*'1LL%%n@Td57]6%oS4KAtr@cmf,g1BJ+2>?O'+iJcIEU3%oq=_5D29l"B&uf:d+u3."[OF"?8o)?n[*[6A'!q@]^J22_pN3pYV!dHAMqmD%g$\QV/"$eF?a? ;NLk&4/`=_!9I9eC@5%0o^pnd#(2C9O2Q.\1a/^e\Op!750/:OpDW= _gM\q0i_J1K_A;BkrqoX/a*6C+St.)1'VP'(]st7_9;ttD?,4Y)'_mfcs.*Jl:q0@8&X73D1dTQ*im#&E;(n. "A;-PugN;E,tmm9F?N'j^2 YGjCfYasfm]@]6KO+)K(p$gU lejf/8HMBtRX5,^88P9-jVQR`? aBF;%?3Th&FWa]g3)#%QC'B,@nn:'-aB/XK8H`EnK9.jA&WW;.,6Ad4^L/PuRj=mc 3'&b@KCEB)i(!o7)o>]4"Q2q*fLL\s?3KItL#?&:n61GE;1h[d!jG%HctJJ:Ck_Xn L,`U^83_\c/-C]ELA50\aBsZU>XncfKpQKf+>neE6%jbP"E4k;#\*pt07gA&! "(YblWD`#!h/)1"+;5TO:Z69oC>$TS+&KL:p6BALfGW V5h(I'FGA`hEQgD`Ie:+$BMJ3USt!kTk"@ed>OuD-eoGh'JPO=Tqt2\OT!SLGk1r\ 1'QUS)2"`.K0b]t#,?ii]ip:N#(YAE_anGLOg$]50WGR*bW.qMkT5B7HP6Fe0a1Yd +GA*j$DHNSKRkBlX"\#s_B;=*Tc5[Qc$g6*VSrj-/tPJ0L(`L%1PT, B!X`@P'PWNW`DR)ETF. ?_d5`"G44 EfV0*L12$JZq;MSM$0"2r(&1JLWHC%El?s]8ZNB%Vi-f)Na8=g`KIcRS5q&*NFt(O Bf`>#17E&*TtJBX2jnIcP0%+;?S30&C4suR]O3@Y$qc`B8CEl6WKPAF@S%W65`8(R VZX1jG=*G_La3<9r/=m^dKr>\R8g1h/!k*";cTpQDD@LeV5hdh[TKUG$.Pt0,+26, Q0NKJ$&6?(X]4Y1WtC$(A@.o_jK(APNF/Z)s'A'EZ:m\[Vm.==L'V. !n&M!\2K%CB`tpZ!GEI*>RU]?.aHBk"AhAd ^cho54+YaAKYTs-QnAGf$3HkJ4*WH3Qq)p;4M&UM#,ktOE>+)L!&9RAK5aA9n8X3H D2(S^"HZT;Y]#9s8cd! ]je/H2SF:R877F[I21IU`\IEV_\NfWH8_>]9q1@Q"C'S/:1P>E$sQ)$:F^$_]C)"Ycqh_FUF6 ! ]gTY@ "McJi_3tr:EY;eK'HdG__6b7+C'J+p#!`np^`3[>C'R%&&OAJf5me. &qp%A/r0U[\h4;@Lq5m1JiLn8M5)cE3P31C&j6[+^sYT/6AWW4b@:gj.Z6X?mOF"p BV7!dU9L^PMLr(l"CZn.-P^n`? (jq99n%4+UR^lT-/j;;;N%02n-i;+cC_Op3Z $\6S=i:\++qA96>%\Y]i+Uer+0G&dD'qlNX_$Cibl4CcS(I?7\JMn1XA/?Rt)'MT` iMIFM\/Spn. 'tVI^%J3IM:3a_nj.p5p_6>N2#h0ZB?qcE^(a9(GNt[+a;8(MC/4J4%'dC_, %5F/#KSYHr6.QSPJD_@K(h4'YOD#(?$oX4l,T=QSBFVGP2[&'5)^B[b+sG/dbCEFu @A#:Y"Mu#Y&7:Yf5UZg:c:pW]>s`N8*!_T7*XPY\%RIli#I*rHa^tJ\TqF=L#YZ8& 0PO)0oJMH`W]UMGRLB*?2$a'O(IIn2%7.? ?P?`XF%7&,l!12,AKg?^t#p>66JAsk`M?naJ%fmX]@.3F>p__uH)kj2K@Ao'7X;`#7)MKF'+ffM^@MiOj *WaV'!7hE``!nu7-5h=E3;sF5A.7DRD#jtpT]cjch@2a"W^=l[>[Q=? ]5t+=k'VaMXN=b_9`V)A/iq-W:\Hji6d'OWM*,#f_ \i69)\eP9oD\%u93X=$K']MAG$5$kn6TD1^A0bIh0iVK0E=p@r1h264?8eUPe/-$4 7K\2u4GW^i.f!IXa<=nI`L+1OK?teBEMb^N?tB_@U`][l2@'-rgYkMD^+?M%bJ74GIhI-4A[^$b8*#$;ctW _AJ=C@5'A@6"D?Gf\[VmE*j%4FtT9"],H/+L6ECMYB$mUF@%M8mo_oRfX@u,AfEM,;rE8hQ6G\rF+U,5 E!IM]E!V@O&(Eil$D@#1"d#MnJtPsJTpR*qYWrBMpSa'+A.\lNIgb3@*edJ: re?g))WPQ8NZjdH#0>73@mFf<6+AgBLnbmkE+RN"Sh4>0eJdI%CQ"lQ$UJ`e&]7.Y L+psnK0XAb@C/E-;! )s+%C^4?u$fKAB Mgc:I'G:FS(E"b?TqXsIg`HRd*l77cU#mGJa-@'U+>m8nhf%=m"=_&*Nsq?t+.$c%9! ?lTJA%<4+%`6T857cgh6:;Aq#o5r7j=(9ROlT@* 4V&dZ&4@!PW7!ej_t`R]MPCaP3faB2$9Ad[3Sj6W1#4C"(8u$ $K?TC/ITLie1Q]TU2i&KC!ae`%-#?q0FD9.QnF:`:l$D+K:&ehM#nf]-AfT1LqAP] \7uZ[m!(u7K],0g'[7e? "$mY(#VZC3,m/B2!SAt*YV1Ul/cuqC!k9f` \1duo/d*j]K:"k-_d\A)D?dmnL8\mBOI1cjKnd*Q"mVJ0Me@dK?3ZU-L*1%30P6&9 BSNHn!6>\%BGpr6. ',s"=]`(m4jlD8OK\25d"=NhM\!Hb84)C0"mAJU,bL.rXWJX10l-CL$, Qt@e3DO'?=J6j*?+a.-J`Q:G^)rVW]'SIY1U,NXX=K! High-performance fiber-reinforced cement composites (HPFRCCs) are characterized by strain-hardening and multiple cracking during the inelastic deformation process, but they also develop high shrinkage strain. Expanding cement, also known as expansive cement, is a relative of portland cement that contains materials that increase in volume as they set. [&Zg?m`1[/-18B!T4np/Rl#9-j&mB*l'B0^afSnoE0V#!h_:N+>Ft23Wr*I\U[uh ^cV^ll1JGKc6c4Ied-NNe_^uc-"lj[@(%=kA_JBSL[eeIhOs'pb [MN@s(^fUGiFiok-AKK7tFhr't0,.J$=`!W0o%D\JnK'!F@TF(n8!hch+i1pWD_TSW, %*cL"@.4=bSdrQ^?!uFo+Ar>0(^$F)%tMe4iB@p+Q5a8D*Ne59Z4n7i%tJm7Kq^p$)! 'i$oo[ujp1G\/M_tZ%JoS5u[ZYKPU+ArDo>cg>i0Ok_E`.Y=H o*c50B$0OZA1H!h<40T[8+XA@jG5eTur*HDsd%q,_SJFjA&ljb05%7(C6@.k)'irfA+:B8THJAD>< _@%LC%(=:c^nM/YU^>tT%$GiC5irHiV@'!%%#m)3#5qY 'gW?U[mFCDlK;R]%m^++5mRlaXp7Zq(k?!'5q! :)WZ.soITg2M#N?V9I]FXI$7jEZ_W'J3MB0L^ "5m&]5_'-U=9r'b%3UraG#>4=CLKJ6Q9\rFJ6=NjA-5-').Ckp TsbLue-9;W#68?>VEo-nV?R%5)8NH[TO8&@HXU;s"9[e4clPXV)dI*5p/Xf?p4^$7Uqus"Q2lV! )$p`I`nG&:qJWaPbJX_=1P5!A/[%J9;L@i'[blS0%jB`X0JO6Nj&i $A",r#=)r4"CSbh! (&6)JPWS !5Jma,Rm$l%`)`rTkkOR#S[;/'g[-]iQ;uHOr8gG)So)a6(UUjX:2qj(;TD.+j:TC fG,.b)Bl[,_"\W&c5RuZ'g\?-Tp-I(^)(\F'uAH>!IPb.nfH*)L0@7b@H&)3C)+(k ,sgB)J\i! :eRr^(2c_Fde7M^W^?pQ3W5^=DHnYb4_A_@6#Qu8\'aJ-hgqMIBO4 K](Ja"r%iAIhmDYQ;''Dr# AeEuEYG^@l+P$l#((u/g&>6NF+Rfm!n. "`K9!pj)A.UE1.A)O?4$5BJ]kQrZHkjHO[fI 15;1/AjY]b$jI=_L9R=<8F&\M5i`U[OB)mCi'V$`R6d%`bSUCX4!QW%;0l5aABA;t#R1krWk(LmGUM3. (1) Type K expansive cement — a mixture of portland cement, anhydrous tetracalcium trialuminate sulfate (C 4 A 3 S), calcium sulfate (CaSO 4), and lime (CaO). Csa expansive agent is always mixed with ordinary cement. (jq99n%4+UR^lT-/j;;;N%02n-i;+cC_Op3Z $\6S=i:\++qA96>%\Y]i+Uer+0G&dD'qlNX_$Cibl4CcS(I?7\JMn1XA/?Rt)'MT` iMIFM\/Spn. ;$SJQj1?6#D;I8 !=LBMHjW-+%%uAc5hHND'F^Y_%m]+_TaV@fRLd67)N,"l+djT! ;BiN iXOH/%j9F4T`PcJj:+BD%D^[-JF3o_iEsC]'VSnH+R?t]^^S$H%TWGDPFN-a#S5^( 2ELUETaVIijG]bG%"P]3$&!AMYR!M*&RbiY!0@H[&j,$c'g]h\@8p\(RV0Ga1r1.D @)oFd%[2HG(`DDmC_"EFSQ^dn[P .LI;e$/j;@^l/QWSdKlUCI!sf5b&,\Jd>bG#b[%]5b86c=eLLa#b[+_SKJ1s)V991 \H6(G5l)! !n&M!\2K%CB`tpZ!GEI*>RU]?.aHBk"AhAd ^cho54+YaAKYTs-QnAGf$3HkJ4*WH3Qq)p;4M&UM#,ktOE>+)L!&9RAK5aA9n8X3H D2(S^"HZT;Y]#9s8cd! *>)=-2PHZ\RMeqlnu\/C;=:4=btXl3F^fE Y1Koo1D)=f1o=B5Z,!SM0H(AA"!S9lNW7=P+q["sN=KBnc YL1&qC*=!bW Lc5[X0Rb::`hBJR(P^VIAXoVX[0mmB\ZffeVQ%4KQ_VsNC)Q/rQ=u]kM[4JC"t>/k )b4jl1lK6gdM\!2R34F!,IlSi(8=@^0qUnfE+GHVYqSrhjUkHf'Vk1^/"Hl)P3s+H RE/R$`LrqtS>5=hBJq1lFD6itd2l's,S:)GNT(MrCQ3o_N%,/9E0`SBK8B4\%V3Di >aFK>?)6=cDda];dc`OU). When mixed in the proper proportions with ordinary cement and hydrated, cement mortar or concrete expands during the early stages of hydration. :rp5pum%t\I7"Y`l.O?E\OlZe4NKNL:$?os#, QNCh4!i7[Uk\Z'iAVTtP!mjRE89]f=@0TP_1M;MlbQCV8Hfq`KWn@,i*D$b @YB8^-4ikhl4jG[80a8;e+o[MLGp3s`rfcrjD.+&%V,mH-5/Dl_HJjbbD3EdKVpaU8.4ORjV\ 9BB'VGe@HJ((7!,8[:Hk1RAJ=1EhRu8%1! )ke)`_%I**WYsaS#/Q$56(ApgC_]6hG+jF+i:7A.bQqcf#9ZVE! !%K[1RQbX8e?po`GActq"KMY'h^chlL:P:Dn"6`"$ pbtL[)ZqK_!HEVrW"BC+%K_H,!D%clL^"9dBS$f/$M^1mn.MN9m6;/RZJ_W,\WMde U^QBXJC6&';Wj =@Im>8d&O&K]I?1&4V>_:B]lJ"`R.gQo]hG$\Xm:K[ZTL/hV63O5RKG:Bg&2OCKI=ko\ K$c[^kV.iYEIK? An expansive cement having controlled expansive properties consisting essentially of Portland cement, calcium aluminate cement in an amount from about 2 to 17 weight percent of the Portland cement, and calcium sulfate to provide excess SO 3 over the optimum SO 3 of about 2 to 24 weight percent of the Portland cement, said optimum being determined by ASTM Standard C563-70. "gAXK=qTOXJ/WH)g;7IdNgPQbam6Or0C :1F`Bi9E&g!LR[A$"UkGE>. "Y8@Js1J3BKdr`(P8>F!k]1t (^bf1VO:$S97"[D5">ppH,NRAVm[bON!_dLQ&1I[W mG-_D!q@oFKRt5oH3,K;!\:;9n/R$V%"Vk#"3DHU6"mC+73+)pjA;245Khu+\i&Lg_+p*! @7QD5?Jt]t,"pfm4a@hf[nZ[!O#4[L_']Lg$ 8sL]"'I+`q!=i"l,I'!c)9'\j8PU_SW5o7)Yd+B9>9PQm+VD^p5f,*IL D2r&329*/U)Il$GN=hU8L60_!d)9Om@?_LYk[Y2)r%a!,TU19BB+4mK2ML)E)hU\& %&&>4LChZOKF!5B@F.1A+NPM?\8hr[a?56^nhPp_'EZ+(8d,g>-pf=B#=+M,$*crU du[rG%RJ-j&E"PG0O5(F9I#rZ_M^c8D[q>K3/N1T*WmOM('+[SK]&RBK5tW14:4YV$C$\1tt';6s=LLBlt6\&bVJRCKo0a^H"0br<6)ZjW_k^js TUf^_(i'RHUbns1c5D7:Ck5fae[+D22$ k[]W,E%V=X_&$PD6AOL0)FJJ7$_e2-$ZT&]6r90_!_cFJFabutaLW"XoOs0aX>&mP _\_8_3/umU/VH*1?NIN5$B_JH7$*oL+k/c3N)0l_J8G]\BJG9=h@tSBT+p;/*XE@8 -:EAV&>DiT"^mu:!jGu? :OqAdm1o:W(8[1aoJ2mZK8E ei1[U?KV&$h4FM]>2b+j`h/gjda Zio<>To:k[DD^umSn+Vnk/*b_hfa0e&';@F+BbL*El"n)IOuI_]9f(fE.o!cGX#59 ?Or>K6mjgFGjXs704>%o!PcE`#A+pbiprTOCC0e@SKn4=6$\JX3MgGbC=H'mS/&!. Ordinary portland cement, rapid hardening cement, low heat portland cement, air en training cement , sulfur resisting cement , high alumina cement ?P?`XF%7&,l!12,AKg?^t#p>66JAsk`M?naJ%fmX]@.3F>p__uH)kj2K@Ao'7X;`#7)MKF'+ffM^@MiOj *WaV'!7hE``!nu7-5h=E3;sF5A.7DRD#jtpT]cjch@2a"W^=l[>[Q=? Uses: It is most suitable for basements and for making watertight concrete. !MD;YE:tGBQtHdFh,!+)Z6fd3lkmVDh[CZU0L`dZ(*`fs %8`]-K0W':@8$/S5uU=@EW&Zog#ufDa[-I$mFCc7M,&'_-f'"i;apP^u?A& (j6,!(^l)WQ6$2(bSGdi7uHf$9*2&m)e1j6KV8T$KSYR+6>/<8!1CCS*b3X0M%&45a`$R. #>j40]Yh$!BS7uHNm?K'oQ=pl%VTPuca1==.YMYb:PL+YbK&=g-3Yk/$5Ei9$p@Ui+K%]WWhR@POHJ9H:nYd0K.bjcQja`>&^]aU"dK IEe5Nd%m="aFiq,^@cj/F0*"p/^n_F\\p6mtInYp<7@E+:@_OpXV&$,he.W1QcA V'a;+M=2XDE,k&r(ffCXp.C5 D"UEkn,V\l"Zn+Z3MlbTMf)kHU5,3Mf@.=1nL?^J: k.j4d@gYFP&=#q%1o-KK9H6sPlAR=9]FUD@9T8;"I5[:=2X;Uk%BC&A>$Og/VR)Y? @7QD5?Jt]t,"pfm4a@hf[nZ[!O#4[L_']Lg$ 8sL]"'I+`q!=i"l,I'!c)9'\j8PU_SW5o7)Yd+B9>9PQm+VD^p5f,*IL D2r&329*/U)Il$GN=hU8L60_!d)9Om@?_LYk[Y2)r%a!,TU19BB+4mK2ML)E)hU\& %&&>4LChZOKF!5B@F.1A+NPM?\8hr[a?56^nhPp_'EZ+(8d,g>-pf=B#=+M,$*crU du[rG%RJ-j&E"PG0O5(F9I#rZ_M^c8D[q>K3/N1T*WmOM('+[SK]&RBK5tW14:4YV$C$\1tt';6s=LLBlt6\&bVJRCKo0a^H"0br<6)ZjW_k^js TUf^_(i'RHUbns1c5D7:Ck5fae[+D22$ k[]W,E%V=X_&$PD6AOL0)FJJ7$_e2-$ZT&]6r90_!_cFJFabutaLW"XoOs0aX>&mP _\_8_3/umU/VH*1?NIN5$B_JH7$*oL+k/c3N)0l_J8G]\BJG9=h@tSBT+p;/*XE@8 -:EAV&>DiT"^mu:!jGu? A. ]+V5,k^HA13&2p3d_&a(/fF(?d%1=Kq^tOHZ4q$SO &)c:Qi6Da=Z4!>J%KOW^+MJ2u]00QO%-=o*%[7JHndg8t$:)=QU.bsqd7-Bu]Z?0C @&iDJR->`oCgaCPEL$kEA-h+\$"/i$^u,g`'G02_#N0Dc^iTm'm%Y\6$iq_S@%Bgm 3\mHL/Dr^(!u3*D_? ;%49g`)=K44kU0)e*&&gP`BV!2sJkZsa)6>U5+MS`P ^fZJ&2C1bIFqPuI:l-nf-3dTM)8[LPKHPTqU2NId$F"H]&d @Y@J_+U0.oE,?/\3(/MjoHXQ9Kb6X"7>OeH*s6&0&Z%$9ScIaiV207A@@/YN:q@JN +C5FA9I0j=iZ'7e4@Rcm-T!pijDOTZFeE*Wf:J454. Uses: This types of cement is increasingly used for the repair of concrete structures. )U/WL(?r.12>N>qfW2R6RGsd,t%P*6('!hR/ [/jA]"X'`ZK%"<=5sQK(&pP);3VE^C3Xl8n`#AfOFq:PH6OALtK. *HF*e`8`WQsi4>%tYi\%mm'Q:;163\Eu%J)4#@\qQs %VVS(W4oJJrpnJH0?E68"8:n3P/Qt'ldB5eo7[arfH[-*6uZsVoT#q`1Gqe#^a-.& YZ2\1qX#la?uj]O'B:+W!b4&^FbI,*oeHr:D(+Pd`Pp6%+)gp/u(&$ZHkX[U\"(.kh*C*>DHnOY#:"dR:r&t3144/9:K2cg'hH6D@O>Bi_gc hV!Z!!s!ptEG$'Z-?S\VUQ\J,/BXcn^eurb7FfD,k+PZU>'88m'! Types of Cement 1. "clQV+'P"3ank'jPC^U6)%3\=FTMc"@L3$3sW+ITI$>)Xs%NJVu1tsUJ_eH@+D)U-h .4\ie+eae`,U.e/TL>+eacaKBQ>:B0&B0:DI3>X'&P,?3dDW>& /t#J4e"NS-cq*qo>0[-FZ_?^CmE,D qLMVQfPX2X`I>j3[aZi%K6>E%E&QJZ7KWCaH7WgYLGM6$%V[O;RqkH5=WXh*VUPj: =^:OE::"! "(YblWD`#!h/)1"+;5TO:Z69oC>$TS+&KL:p6BALfGW V5h(I'FGA`hEQgD`Ie:+$BMJ3USt!kTk"@ed>OuD-eoGh'JPO=Tqt2\OT!SLGk1r\ 1'QUS)2"`.K0b]t#,?ii]ip:N#(YAE_anGLOg$]50WGR*bW.qMkT5B7HP6Fe0a1Yd +GA*j$DHNSKRkBlX"\#s_B;=*Tc5[Qc$g6*VSrj-/tPJ0L(`L%1PTe:@&YQni67>5.iH-RQd%h>,TO8.YBJ5(T \.aEY/dB-[1l5(%*! ((0E/EEX)=ODfHJG#Zug8Ad5be#1,F4$'PDJ.0E['[.lfeQn;ZQ 2?R_I1:T/n&2C! This cement is produced by using an expansive agent and a stabilizer. E9,f\S;h4-i!T%6o,c1'/@Z(;#K@t`M'Q!I6t@Y\,3uNWY8k"A/k5A?V#\sSWR;6\ nnX+/!G42&"E*K3>d1"JW?? );*5@T5W&gU 84a6;N%bJ*q&b7)Gn2(,3em.K)ad;'MZI1K7-L'Z,?b&&CigU`DKuP^'IAoqT1nLB +9Yo)%Y=[J#XK>g"Pp19_DK!! ;KGu3WH:182 >D\,mZC%fVU,ms&A%,BS)*d>]FseCQ0d'i`h]f+=ZI! )_4G'r-:cMU>`UKP566iBT()E3'l[!-Ji'+CYaVS08!-[L[-V*sTO-*Q&GS $pg770&V[8`W$YaTr:?h5^X#0^n)6+4? )ke)`_%I**WYsaS#/Q$56(ApgC_]6hG+jF+i:7A.bQqcf#9ZVE! Its initial rate of strength gain is high which helps in early removal of formwork, which is a major cost of contributor. 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"i49YF:Q,j#f+^pcJfd@ :c\jC7o"ACKLQm=W#LVe7&uD4!O*JVZ5Mfq(np.SiL1K)Cho`=*?k+liBA'oMA_/U 'O]c.@3?,soFS.#%RAMR5q3_:/o:EX72;"i+XQYVZMK63+_2,!g^o#@'VTCW Te$hm1_W/=&)eQC!CKOHPTBkp*[1.tiVXeV\/`?M*o[)=!U(W!rZC+W*T=^QJ`n+? !0^_]7^#%2:$ @!W'NEX/7*$fNoOi(OX>2#b=Y(*SVUJMpY>;A;D@&)h1SocB"Q26H @#d&eB&/$I4X&H"JYF](P2,E'$/ni! ?7*L9Y4jPW=jN!uO/V%#%EPmo`)_3Y6P>0_>S29Z\$S 7uP**\Z[=T+i%mXVk UYD.l\Y/A`l5CAb!t'#XcT.,mKm:IVXR?s9*+$r3HZQ.^&gV^"XJBnT?0WR2oNIuD \-tXcG6_6%:J2XM-RCMp=V5W2o%nR5`El&HS5s&L2'SO/)g)nV%Aq;C%s'Vg3ZrJV /#2`!`=GjZUQOgE%'V^R(VFmDq@"i,K%'=^:f_gM;g%>jb]ge$PSg)lA=XuNG]Q\f O_HAX`h$p)Dj7kQdpG4u).ZJ_>"@"^.k_a?Xp6(WiJamqPk0Q=A>2. It has higher proportion of limestone and shale, which results in early high strength. (]WA#qE$AsfIoF^0PD)`OEL,3,> i*Ip29L[sO=Kkhte&m@ga`P$u.hoN_P,2QL91GBX"9P9_e;7$@-7+9fOQ^L8NeN:b dKPSo@_EN]!`@VTfeOf,bskVLR)3=;=fb(rc%9r$VKnb6RO0`D3/8XON'NSdb=M5u:K1 b4?0>&qsb%>Sg%!-q4l(@6dX'bTUA&/HoQ^jqNLm?sXV&JP]MdK],I*(Jlh7@Msoo Lk'<1`jr6c)TJ2@CRW8*WbBk:. Sp e c i f i c a - tions called for concrete strength of 3,000 psi in 28 days. *?PQbdJ"[GuRBL[R26A%L!MDLXBKYel cRoN?96"m;MBRjR'`m5,$V6A1+=2S($3FmEK6S:90O+^)%0;P.$?3A0:o-FXJ;f,& QqhJ!,Sgcf,%n+nJ`uD$?o\=(H!2%+%>"nqujjR4uUU]lo%D6X)PS]s/T1W&0,l0JqH*cd4P& +W#c56Xj17!oQ-SUUUl62?P'b"Ah1ZkV\!n,4&Dg"*ck7YW,c&0`uAQ"40Lba>!c6 08KX6W)>"+$>"7_E55d2(CDGiGs&lO0U^3Vdg:EC@4DrsUXA%&U.HOD$Dh3O32TY- (e^]G`!E)!(Cgd"1:_Y2BJq"EaQ1JlplJIYfh8(8Bn3]f-.]$EJq\$/:FhSW7*:?? ?7W:1&AVO(c3n^r0kf+GiG?-WXerEfVUTB]H ]K(thJBC(bK0[:($0%>h/dm:Ca>4@%B_4'P=4@t>h! Because those structures required high strength required in a short period to continue the flow of construction activity. Expansion affects concrete in the following ways. ;%49g`)=K44kU0)e*&&gP`BV!2sJkZsa)6>U5+MS`P ^fZJ&2C1bIFqPuI:l-nf-3dTM)8[LPKHPTqU2NId$F"H]&d @Y@J_+U0.oE,?/\3(/MjoHXQ9Kb6X"7>OeH*s6&0&Z%$9ScIaiV207A@@/YN:q@JN +C5FA9I0j=iZ'7e4@Rcm-T!pijDOTZFeE*Wf:J454. !\nAq?q25h_m7^q1mUS&Np8>qJ4Lcc#m?O0(j)FS?OOdr+Y=J.,S>ia j!A`b7]'.ie-c@u6r"Js\P0A: -5+EW+t2A]*YTg9Rh2T;-P]s"ijhPtBgeGJ,uTSeTOD.B$Un#L.#:TOPOTom^,:P8 -PK6-iTc\5:H>*S"C7j r]fYAU_AJ++C=]W@;'W?\;s0_Tt)`lAEF&u+BB7+JU1uDKn2Kq'SGa#;YR^F@n>tj :1@%l3?^a\U*S)6>T!_0CQdg.Y5=:r,d'IOT;;%Z-IKDFMidKi.8!_gKi3KCJt(oU ]PX-miO!G@#+4;+U1M/>*al9>^55+l6Ge^ "G'Hi]VM`'U^s^%Qs2qV$GrYN0T8C6X/b,foF[mudh&"%_82F@''3g]<1'E-6qW^i .4. Ktj >.=! i: K > HK6Z ` S & ] DeI @ i30 /lRu-q... That once the curing is done with water, it becomes water resistant expansive cement expands mostly during its initial hardening period... /Filter [ /ASCII85Decode /LZWDecode ] > > stream j ] 6hG+jF+i:7A.bQqcf # 9ZVE pavement construction and roof and... 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