幸运飞艇长

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變態混凝土大壩施工工藝的探討
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 變態混凝土大壩施工工藝的探討

  摘要:幸运飞艇长在碾壓混凝土壩施工中,變態混凝土的運用解決了一些部位無法采用振動碾碾壓的施工問題,從而有利于碾壓混凝土壩的快速施工。

  關鍵詞:大壩施工;變態混凝土;應用

幸运飞艇长  NIANYAHUNNINGTUZHONGLIBAYUCHANGTAIHUNNINGTUZHONGLIBAXIANGBIJUYOUSHIGONGKUAI、GONGQIDUAN、JIEYUESHUINIYONGLIANGDENGYOUDIAN,JINGGUOSHIDUONIANDEFAZHAN,MUQIANGAISHIGONGFANGFAZAIGUONEISHUILIGONGCHENGDEYINGYONGFANWEIYICONGZHONGLIBAFAZHANDAOGONGBA,SHENZHIBOGONGBA,ZHUBAZHILIANGYUELAIYUEGAO,ZUIDABAGAODADAO200m。BATIXINGSHIYOU“JINBAOYIN”(JIWAIBUYONGCHANGTAIHUNNINGTU,NEIBUYONGNIANYAHUNNINGTU),FAZHANDAOZAIBATISHANGYOUMIANCAIYONGFUJIAONINGERJIPEINIANYAHUNNINGTUFANGSHENCENGDEQUANDUANMIANNIANYAHUNNINGTUBATISHIGONGFANGFA。

  BIANTAIHUNNINGTUSHIZHIZAIYITANPUDENIANYAHUNNINGTUBANHELIAOZHONG,CHANRUYIDINGBILIDEHUIJIANGHOUZAIZHENDAOMISHIDEHUNNINGTU。SUOWEI“BIANTAI”SHIZHITONGGUOJIAJIANGDEGONGYICUOSHI,SHIGANYINGXINGDENIANYAHUNNINGTUBIANCHENGKEYIZHENDAODEJIDILIUTAIBIANTAIHUNNINGTUDESHIGONGFANGFA。ZAINIANYAHUNNINGTUBADESHIGONGZHONG,BIANTAIHUNNINGTUGUANGFANDIYUNYONGYUZHENDONGNIANWUFAZHIJIENIANYADEJIYANMIANYUNIANYAHUNNINGTUJIEHEBU、MOBANBIANYUAN、LANGDAOZHOUWEI、BANEIPEIJINCHUDENGBUWEI。

  NIANYAHUNNINGTUDENIANYAFENCENGHOUDUYIBANWEI30cm。GENJUSHIGONGGONGYIDEBUTONG,BIANTAIHUNNINGTUDEYUNYONGKUANDUYIBANCAIYONG0.3~0.5m:KUANDUTAIXIAO,WUFABAOZHENGJIAJIANGHEZHENDAODESHIGONGZHILIANG;KUANDUGUODA,ZENGJIALEBIANTAIHUNNINGTUDESHIGONGLIANG,YINGXIANGNIANYAHUNNINGTUDESHIGONGSUDU,CONGERZENGJIALEJIAONINGCAILIAOYONGLIANG,QIEBULIYUBATIWENKONG。ZAI《SHUIGONGNIANYAHUNNINGTUSHIGONGGUIFAN》(DL/T5112—2000)ZHONGGUIDING:“BIANTAIHUNNINGTUSUOYONGHUIJIANGYOUSHUINIHEFENMEIHUIBINGCHANYONGWAIJIAJIBANZHIERCHENG,QISHUIJIAOBIYIBUDAYUTONGZHONGNIANYAHUNNINGTUDESHUIJIAOBI”。DUIYUBIANTAIHUNNINGTUDEJIAJIANGLIANG,ZEYAOQIUTONGGUOSHIYANQUEDING。XIAMIANYIMOUDIANZHAN(YIXIAJIANCHENGMOUDIANZHAN)XIAKUNIANYAHUNNINGTUDABAZUOWEIGONGCHENGSHILI,JIUBIANTAIHUNNINGTUDEJIAJIANGLIANGHEJIAJIANGGONGYIJINXINGYANJIU。

  1加漿量

  1.1JIANGYEPEIZHI

幸运飞艇长  (1)SHEJIZHIBIAO。BIANTAIHUNNINGTUZUOWEIBATIHUNNINGTUDEZHONGYAOZUCHENGBUFEN,BIXUMANZUDABADUIHUNNINGTUDEJISHUYAOQIU。MOUDIANZHANZHONGSHANGYOUYINGSHUIMIANSISHUIWEIYIXIABUWEICAIYONGG2C20/90W8(ERJIPEIHUNNINGTUBIAOHAOWEIC20,LINGQIWEI90TIAN,KANGSHENYAOQIUW8)DENIANYAHUNNINGTU,YINCIBIANTAIHUNNINGTUDEXINGNENGTONGYANGYINGSHIG2C20/90W8。

  (2)SUOYONGCAILIAO。JIANGYESUOYONGJIAOCAIYINGYUBATIHUNNINGTUSUOYONGJIAOCAIXIANGTONG。ZAIMOUDIANZHANZHONGSHUINICAIYONGP.O.42.5SHUINI,QIWULIXINGNENGJIANBIAO1。FENMEIHUICAIYONGYOUZHIIJIFENMEIHUI,QIWULIXINGNENGJIANBIAO2。G2C20/90W8NIANYAHUNNINGTUDELILUNPEIHEBIRUBIAO3SUOSHI。ZAISHIYANSHIZHONG,ANZHAOPEIHEBIBANCHUG2C20/90W8NIANYAHUNNINGTU,BINGANZHAOXIANGTONGDESHUIJIAOBIPEIZHICHUSHUINIMEIHUIJINGJIANG。

幸运飞艇长  ZHU:JIANSHUIJIZHICHENG20%DERONGYE,YINQIJIZHICHENG0.8%DERONGYE。

  1.2QUEDINGJIAJIANGLIANG

  YOUYUJINXINGBIANTAIHUNNINGTUSHIGONGSHI,CAIYONGZHENDAOBANGZHENSHI,YINCIJIAJIANGSHIBIANTAIHUNNINGTUDETANLUODUXUMANZUZHENDAOYAOQIU。TONGGUOSHINEIMONIXIANCHANGSHIGONGZHUANGKUANG,QUEDINGJIAJIANGLIANG。XIANPUSAYIDINGLIANGDEJIANGYE,RANHOUPUSHANGYIDINGLIANGDENIANYAHUNNINGTUBANHEWU,CESHIZHENDAOSHIJIANHEBUTONGDEJIAJIANGLIANGDUIHUNNINGTUTANLUODUDEYINGXIANG。

幸运飞艇长  YINSHIYANZAISHINEIJINXING,GUBANZHI0.5m3NIANYAHUNNINGTUJIKE。TONGGUOPEIHEBIKEZHI,HUNNINGTUZHONGJIANGYEZHILIANGWEI:0.5×(80+110+81)=135.5kg。PUSAJIANGYE,DANGJIARUDEJIANGYELIANGWEI61kgSHI,BIANTAIHUNNINGTUDETANLUODUWEI3cm,KEYIJINXINGZHENDAOSHIGONG,CISHIJIAJIANGDEZHILIANGBI(JIARUDEJIANGYEZHILIANGYUNIANYAHUNNINGTUZHONGJIANGYEZHILIANGDEBIZHI)WEI45%。

  ZHESHI,ZAI0.5m3NIANYAHUNNINGTUZHONGJIARULE40×45%=18kgDESHUINI、55×45%=24.75kgDEFENMEIHUI、40.5×45%=18.22kgSHUIHEWAIJIAJIZHICHENGDEJIANGYE,BINGMANZUJISHUYAOQIU。YOUCAILIAODEMIDUKEJISUANCHUJIANGYEGONGYOU35.97L,CONGERKEYIJISUANCHUJIARUJIANGYEDETIJIBIWEI:35.97/500×100%=7%,JIDANGJIARUJIANGYEYUYASHINIANYAHUNNINGTUDETIJIBIWEI7%SHI,ZHICHENGDEBIANTAIHUNNINGTUSHIMANZUJISHUYAOQIUDE。

  2加漿工藝

  XUANZEBUTONGDEJIAJIANGSHIGONGGONGYIDUIBIANTAIHUNNINGTUDESHIGONGSUDUHESHIGONGZHILIANGHUICHANSHENGJIAODADEYINGXIANG,YINCIXUANZEJINGJI、KUAISUDESHIGONGGONGYISHIBIANTAIHUNNINGTUSHIGONGDEGUANJIANSUOZAI。

  2.1PUJIANGFANGFA

  ZAIGONGCHENGSHIGONGZHONG,XIANHOUSHEJILELIANGZHONGFANGFAJINXINGSHIYAN:①BIAOMIANPUSAHUIJIANGFA;②GOUCAOERCIPUJIANGFA。JINGBIJIAO,HOUZHEHUIJIANGPUSAJUNYUN,QIEKUAISU、JIANJIE,JIYISHIGONG。

  GOUCAOPUJIANGDESHIGONGFANGFA:NIANYAHUNNINGTUDEFENCENGTANPUHOUDUYIBANWEI34cm;ZAITANPUWANBIDENIANYAHUNNINGTUMIANSHANGWAYIGESHEN30cm、KUAN30cmZUOYOUDEGOUCAO;JIANGPEIZHIHAODEHUIJIANGANYIDINGLIANGJUNYUNDIPUSAZAIGOUCAOZHONG;RANHOUHUITIAN15cmHOUDENIANYAHUNNINGTU;JIEZHUZAIANZHAOYIDINGLIANGJUNYUNDIPUSAHUIJIANG;DAIJIANGYEJINTOUHOU,KAISHIZHENDAOHUNNINGTUZHIMISHI。

  2.2JIAJIANGLIANGKONGZHI

  YOUYUBIANTAIHUNNINGTUZHONGDESHUINIYONGLIANGBIYUTAXIANGLINDENIANYAHUNNINGTUZHONGDESHUINIYONGLIANGDA,YINCIBIXUYANGEKONGZHIBIANTAIHUNNINGTUDEJIAJIANGLIANG,YIFANGZHILIANGZHONGHUNNINGTUZHONGBUTONGDESHUINISHUIHUARECHANSHENGDEYINGLICHAYINQIBATILIEFENG。LINGWAI,ZHUNQUEDEJIAJIANGLIANGKONGZHIYESHIJIANGDIBIANTAIHUNNINGTUCHENGBENDEZHUYAOSHOUDUAN。

  ZAIBENGONGCHENGZHONG,CAIYONGTIJIFAJIAJIANG。JUTIDEFANGFASHI:CECHUYITONGJIANGYEDETIJIVHEGOUCAODEDUANMIANMIANJIA,RANHOUGENJUJIAJIANGLIANGDETIJIBI(7%),JISUANCHUYITONGJIANGYEDEJIAJIANGJULIL

幸运飞艇长  L=V/(A×7%)

  YINWEIFENLIANGCIJIAJIANG,SUOYIZAIJISUANGOUCAODEDUANMIANMIANJIASHI,YINGZHUYIGOUCAODESHENDU。

  GENJUXIANCHANGSHIJIAN,JIAJIANGHOUDEZHENDAOSHIJIANKONGZHIZAI3min/m。SHIGONGWANBIHOU,CHAIMOJINXINGWAIGUANJIANYAN:HUNNINGTUWAILIMIANPINGZHENGWUMAMIAN,WEICHUXIANLIEFENGHEQITAQUEXIAN。

  3結語

  TONGGUOBIANTAIHUNNINGTUYIXILIEDESHINEISHIYANHEXIANCHANGGONGYIYINGYONG,KEYIRENWEI:

  (1)ZAIBIANTAIHUNNINGTUSHIGONGZHONG,DANGJIAJIANGLIANGKONGZHIZAIZHILIANGBIWEI45%HUOTIJIBIWEI7%SHI,BIANTAIHUNNINGTUSHIWANQUANKEYIMANZUJISHUYAOQIUDE。

  (2)CAIYONGGOUCAOERCIPUJIANGFAJIANHUALESHIGONGGONGYI,JIAKUAILESHIGONGJINDU。

幸运飞艇长  (3)BIANTAIHUNNINGTUDESHIGONGKUANDUYICAIYONG40cm。

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