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GBT 51025-2016 超大面积混凝土地面无缝施工技术规范

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GBT 51025-2016 超大面积混凝土地面无缝施工技术规范UDCpGB/T51025-2016Mijcooffl1~I~±:Li!!007GrjiJ]t[Itt~mm:Technicalcodeforjointlessconstructionofsuper-largeareaslabs-on-ground2016-06-20~{fj2017-02-01~~r:F~A~~~o00ii:m~oiJiX~iti~$r:ti~A.~~~oooo•~;~•~•~•~~~*oofRtm~±t-t!!ooxgJtnm:...

GBT 51025-2016 超大面积混凝土地面无缝施工技术规范
UDCpGB/T51025-2016Mijcooffl1~I~±:Li!!007GrjiJ]t[Itt~mm:Technicalcodeforjointlessconstructionofsuper-largeareaslabs-on-ground2016-06-20~{fj2017-02-01~~r:F~A~~~o00ii:m~oiJiX~iti~$r:ti~A.~~~oooo•~;~•~•~•~~~*oofRtm~±t-t!!ooxgJtnm:Itt*~J[m:Technicalcodeforjointlessconstructionofsuper-largeareaslabs-on-groundGB/T51025-2016.i:~=tf!H1=9=11#Al%;ttf!loottmfll~3'J.t~$1ltll$fl:9=11#A1%;ttf!l001:Emftl~3'J.t~$:fif[frB1,ij:Zo171¥Zjj1B2016~tJj!:m11s2-5ffm~5~~$*~~~oo~~~«~*®ffir~~±±if!.!if:)GgjfJ]ti!Itt;¥:~JErt1»8"301&:001tti'1E«~7coofJl1~~±:tfiloo7CiiinmI:Ji*~1.m;»7'J00*;f)Fi'1L~%7';GB/T51025-2016,§20171f':2J31s,g~Af[o*•m:~fifi~~~-M~~m~~OOttMW~ttW~~1Toifd~.A.~:tt:;i;11oo1±m;i;11M~Jtt~rm2016ff.6FJ20B;J1UiHl:1%fl]:lnX~mi&l'$((*-yfjJ~<2009ft:Ifimi&lt~f'1H!l'.mffl!JiT,fliiTit:iWcm-m»B{Jifil9i!J»emtfficzoo9J88%)B{J~*,~]m:~ffl!J~ll~r--rzB{Jifli11'f1i!f3t,iAJJ.:,g,~~~~~,~~~fR.OO~ffitffiflflloo>'~7E:1tttffifl,*ffr--~fil*•.IJlB{J¥filll_t,~iff!J*1]m:0?fs:1]m;!l:7t7!irfll31-ffl:BL±~tt::t:l*J~§:ffi,,g,Jntl,::t:i!;fllf-f%,¥1Js:1];E,:fJ#,WCH~,ffl!J*lilili~,»([Ill*,¥1%~±:1'1!!.ffi7C~»([Ifl]»([Im\~JKi:iPJtl~o*~m:rntti%fll:lnX~mi&t$~~~~.rn~mn~m=m-J&l~~0~~~A~tt::t:l*J~B{J-~o~fiMfi~~~-.IJl~Jti5l,if**~•n~m-=mi&l~~&0~C:l'l!!.:!Jl:,timl¥i~'*t91P~•-~158%,m~~~lWi,410004)0?fs:~]m±~lt1fir,~~1!1&,±~®1jrAf!l±~lfi1'fA:.:£tiliiilP.f.il::~mn~m=m-J&l~~&0~£~*$:~tiliiilP.f.il::~:t$Jti&t•m~~&0~m:~mim--tmitl:Ifi~~&:iltff0~i:1fMIP:1nX311]1\tli&lit1iJfn~r--nmI•mmnmitl:Ifi~~0~~00Jtitl:Wl¥ii&lit1i!f3t~~~&0~~·~•:l'l!!.t:~~&0~i*IfiJ!i&t.IKi:~~~&0~£~J!I{±!:BJ!i&l~~&0~£~!tlit1m*$:1*;~-*IKJtitl:i&lit~•1•???www.bzfxw.comi'tA1¥Jr:f=tm1iftU1~itE±1f~&0RJq:tm:nftU±*Ifi1f~&0RJ1"iiJJ¥Joo¥mi&.:~m1f~&0RJ3::~~~.A.:~7GEJ3$mR;Ml~L1~*~~587(*i.:!1:_,,.rm~**~~~IXJIJ~f,Jf5-LEWI5-LE""""-m:~tlf*JJf*1t5<.}ITJ.5{E[[]J_Jibk'*xiJ-Jctr.~m11i~~5FJff§j]~tmn:t~\Si~j;j\[(~Itu~-*~3::~'ifi'W.A:3:~~5-LE;flf~f!J\7j(R;JWJ~~~:fL_r§5$.~;k~3:.IJ!€!m;5-LE:titft:.~~*'~•2•???www.bzfxw.com1/~,JJ!U•····································•·•·•······••··•··•·c1)27f(i-\3-;fn::f-{f%......................................................(2)2.1;f:i-fr............................................................(2)2.2~%............................................................(3)3i!i!;;zjs:.~J\JE.........................................................(6)4;fJ*'!-,Wett,illtl41-.&:!Efiltr·······································c1)4.1-J~l1JJl\5E......................................................(7)4.2~fJ~-J.~31<:....................................................(7)4.3l!ic-&r1::~~it···················································<s)4.4i!Jtl~bZ.~1tu...................................................(9)5J)W;Ilif.1-·························································<11l6t~~±±filltixg.Ji))W;I··········································c13l6.1-$1JJl\5E......................................................(13)6.2~t&.I~······································:···············C14)6.3*9$I~······················································C14)6.4i~ljf±I~···················································C15)7JlW;IfJ\:JmJKl:iV!tl·•··••··•···•·········••·····•••·····•····•···•····c17lffl*A:7G~JlW:Irliil.J3tfFJiHt•:1ri*···························c19)1)#*B:£li!Jtl~g.iiB{]:~dlf··········································C25)ffl*clliJtitfBJRE:l=H~~±W:JJit•···························c26)7-js:.~J\riLJtJiPJi)l~......................................................(30)slmt~11;g*·························································c31)ffl:~)Ci)l~.........................................................(33)•1•???www.bzfxw.comContents1Generalprovisions···..·..·..·..·..·..·..·..·..·..·..·..·..·..·12Termsandsymbols.............................................22.1Terms..."'................................."'...............22.2Symbols33Basicrequirements..·..·..·..·..·..··....·..·..··....····..··..64Materials,mixproportioning,concreteproduction5andtransportation..·..·..·..··..···..·..·..·...·..·..·....·..·74.1Generalrequirements"·..·"·"·"·"·..·..·"·"·"..""·..·74.2Materials..........................."·..."·............"·...74.34.4Mixproportioning..·..··....··....·..·..··..·....·..·..·..·..·ConcreteproductionandtransportationConstructionpreparation.................·..................89(11)6Jointlessconstruction·....··....··....·.....··....·.....·..·..·C13)6.16.2Generalrequirements(13)Formwork"·"·"·······"·"··.......·..·"·"·..·"·"·"·..·(14)6.3Reinforcement................................................(14)6.4Concrete"····..·..·..·..·..····..··....··..···..·........·..·(15)7Constructionsitemonitoring........·..........·.............(17)AppendixACalculationofcompositevalueoftemperaturereduction.......................·...C19)AppendixBControlconditionofcrack.....................(25)AppendixCCalculationofdistanceofalternativebayandconcretestress·..·....·..·..··....·..·..·(26)•2•???www.bzfxw.comExplanationofwordinginthiscode·····················......(30)Listofquotedstandards··········································(31)Addition:Explanationofprovisions···························(33)•3•???www.bzfxw.com1.o.17'1r£ilitJm*iiifJH~•±:ii!!.iii*~:'.i.Uf~,,~_mm:m*oofJtr~•±:t-1!?.007C!i:nmI,f~iU~*7tJt!:,~t*r.ifJJI[,'Ji.~~ffl,ilitJjE:zls:~_mm:01.o.2:zis:~_mm:~J=llrxtm~:wff~,IM~:fl*H*~*i¥J,/fm~~••,/f~mm*1¥JI~~~mm~1¥Jm:koo~m•±:i!!!.OOIfiJlID:Io1.o.3m:koo~r~M±:i!!!.OOifix!i:JJID:I~lili:;j'qif?Js:~,mm:5'~,f;!,J1ilZ;J'qif00~OJMi':fl3Ct!Ff'i1¥J~jEo•1•???www.bzfxw.com2.1*if;super-largeareaslabs-on-groundJI11t~::kr700mm,fil:i21~1J\-=f40m,:~lUHffH~;J\r1600m2,•*•~•tt*••~~m•±Et9m.it~~®Ll5c•F~~~••Et9r~•±:i-f!!.ooo2.1.2:7Cg:ii•Ijointlessconstruction:ttM::kOOfJ~ri:e•±:tmoo•Iq:i.~1¥1-J&flf:l••,Fo~*,ri:e•±:tmOO~~~Mi::kOO~~~Et9-In~oalternativebayconstructionmethod~•*oo~m•±:tmoo~-~R~*~*~~~~.~~~~l'BJ!Wi•I.r2:ttmWHili:JJ~»x.7t~~ri:e•±r2:ctLl5c•~%Fo,~~:tmoo~•~~~-~·~·*•m•±tt~~.itmttFom~~ri:e•±Ll5c•,rlfilf!t.J1ZJJEt9•In~02.1.4WfiitfEiJRE:distanceofalternativebayWtit~•Iq:i.~tl%:tmOO~~Et9-Klt~~ltfrfiiJEt9R~o2.1.5Ll5c•J1Zj]shrinkagestressri:e•±Ll5c•~%5t¥Ut0*Bt,ri:e•±l*JWF~Et9'1ZJJo2.1.6m.itJ1ZJJthermalstressri:e•±m.it~%st¥Ut0*at,ri:e•±l*JwF~Et9J1ZJJoharmfulcrack2.1.8m-:im:tfRg:itransversecrackm-~m•±M~d~#~aOOEt999o•2•???www.bzfxw.com2.2r4~2.2.1Ylffi.~lilM*'--t·tifi~:a-1f'U~±1.-M't~$;c-t!!M±t~~~;Cx-5'1-t"1:lR:fr1JJJ:C±ill£~Bmit!:ti!~±£Fz!:)El9?kf-5t%1Xltl~;Eo-t!!M±5iV-·ti~il:;E(t)-t!!M±~M:JgtB11¥HiV-·ti~il:;E,Ct)-miit•JR~.~M:JgtB1,t!!~±i¥H~-·ti*~·;J,kCt)-r!!M±~M:Jgts1El"Jmfil:s.li'd3tt!F{-ttffi;m--'=3Jk~&b~,m~Ylffi.~~:ff:ki¥1*!l&;Q-filtMtt7¥'--t7k1t~/~,:i:;Qo-7j(~Jj(1{;~.~-il:;Q,-~AAtBtB"J~fR7k1t~;t-tl!M±~M;Tb-t!!M±mitl:1**Im1Mi~;TbCt)-~M:JgtB1,t!!M±mit1:1*1¥J*Im¥1ffi.~;Tbm(t),TdmCt)-t!!~±mitl:1*r:f'll!Ht¥Lliii@irMi~B1,~1*__t,r*ooB"JYlffi.~;Tmax-y!!{jf±~jf;j;f*J*J1¥Jiii@iYJffi.~;TmCt)-~M:JgtB1,t!!M±mjf;j;f*J*J1¥Jiii@i¥1ffi.~;TCt)-~M:JgtB1,t!!M±B"J£13~Ylffi.fttil;TyCt)-~M:JgtB1,t!!M±LJX~~il:Ylffi.~;TwCt)-~M:JgtB1,t!!M±mjf;j;f*tiiBt~JEYlffi.~~:m:~~JEYlffi.~;t:.T1Ct)-~M:JgtB1,t!!M±mitl:~1*1¥1£*Ylffi.£;t:.T2Ct)-~M:JgtB1,t!!M±mjj;L~f*i¥J~irll*Ylffi.£;•3•t:,Tlmax(t)-~M±~$t,5PJ§~l±l:i:ruEf9fi:kll*Ylffi.£;t:.T1;(t)-~AA.11tB;f,~iit•JR~t~M±~$t:tk:1*ll*Yli!lt~:I:;t:.T2;Ct)-~AA.11tB;f,{±~iit•JR~i*J,1~M±~$t:tk:-i*~if~Ylffi.£89~:1:02.2.2~:l:JLfiiJ~~:[L]-7G£.1'Uffi:IEt9W~1tfEiJNE;H-1~M±~$t1*!!11t,.11~~-i*~~iW!tl:Ji*Ylffi.~~•t~M±E!Hf,(J!1Jt.:t.~;w-&il.:1J*1~M±Et9JiltM;tJif-I-ffl:I:o2.2.3it•~~bt;l't:fill:HCr:,t)-1±~AA.11r:B;ff'1:.89~HR:ElZJJfil~~tB;fEt9t~5tk*~;K-W]~~~*~;k-~~m:1:mif~lk1t~~~*~;k1,kz-~m1k,1i!m:t'~m:S:x11UEl9Jk1t~~~*~;M1,Mz,···,M13-t~M±4~~1£%~1PJ#d4~n(<ijf~iE*~;R;Ct)-~AA.11tB;f,;tt~iit•JR~.7'~~"HR:Ei9~**~;•4•n--m~.llJ!Jj(~£#,rt*lfilf~~~~~IPJmJ#;r-7j(jJ-*12Et9fiiJ~;a-1~M±a"J~~MC*~;13-t~M±r:pmif~x1st·1:t~:l:Et9f~iE*~;/31,/32-~M±r:p~m1k,1i!m:~m:1::x1EllEt9siii·l'.tt~:l:f~iE*~;p-1~M±E19191::1:!&'it;e~-1±fi~f1Eilt~:tk:~Tt~M±fi~4~~1¥J;flU11£%-Ol;cy(t)-~AA:lgtB;f.r~M±®JliFHifilEl{Jif:EIXf1£%{ll;cpCt)-~AA:lgt8"Jfi:'.WJr~M±:f1Htu.ilf$1ll;,i.-~i:'l#x11~M±m1.il5!ftJ3t~u!liJ*~;A1,,\z-~H~ti(,lit~~~ii:x;fW.Et{]m1.il5!ftJjt1~:m*~;axCt)-~AA:lgtB1,E§~i:'f~mil&,:ft7~MnR:~f4rF1:.El{]=blW.iJ;O'zCt)-~AA:lgtB;f'E§!l:L~rlffi.&F1:.§~'-HR:mW.iJB"J~itill;O'zmax-·jc§~'-HR:miJo•5•3.0.1lm:XW~¥ll•±Jt!!.WI~M!!Inu,1l\ZmJJErJtl~f4:11!!!.££1it!JI~®®:ir1t;2B~~M!!Im~~tt~~~M!!I~~o3.0.2lm:XWfRrll•±:tfilWI~m~irrJtl~Jl\JE:1¥1l•±~it5i!1'.~~1r*fflczo~C35;2~•~m•JE~~~!1'.~~~~**·~m~irM!!I~~~•m:~:+~~ma;31r*m•~••±*•~•~tt#mM!!;4~-•±11!!.W~--T~~~Jt!!.£~.m~m•±~~L~•m©~,;Jtft!!.:tfil£1r~•m©~o3.o.3~1ift:t£mtj1rr~irrJHJl\1£:1¥ll•±A~71ffi_)j'.::f'.§::7cr35'C'~'1:1*~Amlffil.!1'.£li:flk~iiil'bf!i!.f!-li::fli:;kr35'C;2rm•±~'1:1*1!.~71ffi_£::f1r:Xr3o·c;3¥m•±m'1:1*~lffil.l!-¥::f1r:Xr3.o·c;d;41m•±m~1*~W--'=i:X4.lffil.£::f1r:Xrzo·co•6•4.1-JN:~Ji!~4.1.l:JC~hmit~~±l'!Cittti9:it~J.i1Zr-tit~;ftJi9:it~;;;J<j·~'rlUlili:r-titr7utJ.'.iE:1J.ili:~_,@:JCgJihmII~t~'t':I:~~;2lili:i!Jll!iY!fflifJ#.~:J;-7j(~ffl:I:04.1.2:JCgJihmI~:klIDfJH~~±:l:i!!.lIDI:WJ:iJ11$t~~±~~lili::fltm1~~±1¥1rncut-tmt:1:,1t11*~14,f;!:!;1ili:~~JJ,:i~dirui9:*,ill~atfBJ,llf~tlfiloc~~~1ifftJ£,*lili:r-titJJ.froo**~<t«J:m1*t~~±»GB/T14902i¥J1!W.J£o4.2.11.K~:it!::%atmi'£1:1f£#,5£oc~~JL-§~~'liU~-fr%,t±JrB:AA~'3fJ.ili:jfi'£1:5£oc,1C'.i£'11:'~~BtfBJ,7j(ftm~,l1:~M~;f~0i'£l:H£!:/J~lili:r-titJJ.frOO*t~<l«JiJiHt~:fi!uj(~))GB1751¥J~:ktJ.'.iE04.2.2xgiihmit~~±jtgrmrw7.K~m~.&;1tmt:1:~mr-ti!JJ.frOO*t~<l«Jiffl@~~Jj(~))GB1751¥J~:ktJ.'.iE>'~'rtUmr-titr7tl1!W.'.iE:11rmmr:J=r,1~mM~~1k~~1~m~~M~~1k~;fQ;m~17<7.K~;21.K~1:Em1fJ}:i!i1¥JAmm1.oc/Fm:k-r60°c04.2.3fft--l-m~~mr-titm\fr1-T_~IH~f'l«-JltJit~~±JfJ1ffe,Emt:l:.&:t:&H£!:/J~t~<l»JGJ521¥JtJ.'.iE>'~,rlUlili:r-titr7tltJ.'.iE:11rmm~~~ffl'i1:1ft-t;•7•2~IIIff:f:-t1r*ffli:p3il1&;3*1l.ff:f:--l-ll:J2l;ffl5.Omm~31.5mm~1~.*ffl:ii~~Wc.13~:S:/FJ.)\Zjc"f1%;4*:i!Jllli:IBt,*1l.ff*'!-~1~J.)\Z;f.-fit:f]1-Tfi~tlftii«tlV~t±*:i!Jllli:IiVt;:11.~i))JGJ/T10H9t1.YE;*ffl~~*:i!JlW:IBt,*iifff--l-ii7c~1~/Ffil7cr40mmo4.2.41if~~ir#fili1Hl!i93t,JlW:I~*~}}:I~ifff!lHf:lj'.~141ifijYE'*m:1"4it:E1.1-Tffil*tlftii«fflT7j(i'.IE;fOtmM±i:pH9~:J;Jte7())GB1596'«fflT7j(y)B;fOrmM±i:pH9~it~tP1i)m~))GB/T18046'((~5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