旋挖成孔灌注桩工程技术规程完整

专业资料word完美格式案号：Jxxxxx-2012重庆市工程建设标准DB专业资料word完美格式DB500××-2012旋挖成孔灌注桩工程技术规程ProjectTechnicalSpecificationforRotaryDrillingCast-in-placePile（征求意见稿）2012－××－××实施重庆市住房和城乡建设委员会发布2012-××－××发布专业资料word完美格式前言根据重庆市城乡建设委员会渝建[2011]460号文的要求，由重庆市建设工程质监督总站、重庆市建筑科学研究院会同有关单位共同编制《旋挖成孔灌注桩工程技术规程》。在编制过程中，编制组调查总结近来重庆市在旋挖桩勘察、设计、施工及质验收的工程实践经验，参考国内有关技术标准，吸收国内外相关科技成果，开展多项专题研究，并在重庆市范围内广泛征求有关单位的意见，经反复讨论、修改、充实，形成现征求意见稿。本规范共11章和3个附录，内容包括总则、术语、基本规定、勘察、设计、施工准备、旋挖成孔、钢筋笼制作与安装、混凝土浇筑、质检查和验收、安全、健康、卫生和环境保护等。本规范由重庆市城乡建设委员会负责管，由重庆市建设工程质监督总站负责解释。为提高《旋挖成孔灌注桩工程技术规程》的编制质和水平，请各单位将征求意见寄至：重庆市建设工程质监督总站《旋挖成孔灌注桩工程技术规程》管组（邮政编码：400020）。主编单位：重庆市建设工程质监督总站重庆市建筑科学研究院参编单位：主要起草人：审查专家：专业资料word完美格式目次1总则72术语.......................................................................83基本规定...................................................................94勘察145设计156施工准备.................................................................176.1技术准备..........................................................176.2设备准备..........................................................176.3材准备...........................................................186.4人员准备..........................................................186.5场地准备..........................................................187旋挖成孔.................................................................207.1一般规定..........................................................207.2浆稳定液.........................................................207.3护筒..............................................................217.4干作业旋挖成孔....................................................207.5湿作业旋挖成孔....................................................237.6全护筒护壁旋挖成孔................................................258钢筋笼制作与安装.........................................................288.1钢筋笼制作........................................................28专业资料word完美格式8.2钢筋笼运输及安装..................................................289混凝土浇筑...............................................................299.1一般规定..........................................................299.2干作业成孔混凝土浇筑..............................................299.3湿作业成孔混凝土浇筑..............................................299.4全护筒护壁成孔混凝土浇筑..........................................3010质检查和验收...........................................................3110.1一般规定..........................................................3110.2施工前检验........................................................3110.3施工检验..........................................................3210.4施工后检验........................................................3311、安全、健康、卫生和环境保护............................................3511.1安全、健康........................................................3511.2卫生和环境保护....................................................35附录检测要求...........................................................36A声波透射法检测要点...................................................36B钻芯法检测桩身完整性要点.............................................38C检测报告格式.........................................................40本规范用词说明.............................................................40专业资料word完美格式Contents1Generalprinciples……………………………………………………………...72Technicalterms………………………………………………………………….83Basicrules………………………………………………………………….94Investigation………………………………………………………………….115Design…………………………………………………………………….136Constructionpreparation…………………………………………………………156.1Technicalpreparation………………………………………………….……156.2Equipmentpreparation………………………………………………………156.3Matiarialpreparation………………………………………………………1专业资料word完美格式66.4Personnelallocation……………………………………………………166.5Sitepreparation……………………………………………………………167Rotarydrilling…………………………………………………………………………………187.1Generalregulations………………………………………………….…………………187.2Stabilizingfluid………………………………………………….……………………187.3Retainingcasingpipes…………………………………………….…………………197.4Dryrotarydrilling…………………………………………….………………………207.5Wetrotarydrilling…………………………………………….………………………217.6Retainingcasingpipesrotarydrilling………………………….………………………228Fabricationandemplacementofreinforcementcage…………………………………………248.1Fabricationofreinforcement专业资料word完美格式cage………………………………………………….…242.2Transportionandemplacementofreinforcementcage………………………………249Concretepouring………………………………………………………………………………259.11Generalregulations………………………………………………….…………………259.2Concretepouringofdryrotarydrilling……………………….………………………259.3Concretepouringofwetrotarydrilling……………………….………………………259.4Concretepouringofretainingcasingpipes…………………….………………………2610Qualityexaminationandacceptance…………………………………………….2710.1Generalregulations………………………………………………….………………2710.2Pre-constructioninspection………………………………………….………………2710.3Pconstructioninspection………………………………………….…………………27专业资料word完美格式10.4Post-constructioninspection………………………………………….………………2911Safety、health、hygieneandenvironmentalprotection………………….……….3111.1Safetyandhealth……………………………..……………………….…………………3121.2Hygieneandenvironmentalprotection………………………..………………………31AppendixTestingrequire32专业资料word完美格式Diction……………..……………………….…………………40AppendixADetectionpointsofcrossholesoniclogging…..…AppendixBDetectimethAopdp…en.d