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贵州建工集团第九建筑工程公司 施工组织设计一、编制依据及说明1.编制依据1.1依据目前国家对建设工程质量、工期、安全生产、文明施工、降低噪声、保护环境等一系列的具体化要求,1.2依照《中华人民共和国建筑法》、《建设工程质量管理条例》、《国家现行建筑工程施工与验收技术规范》、《建筑安装工程质量检验评定标准》、《工程建设标准强制性条文》等以及根据政府建设行政主管部门制定的现行工程等有关配套文件,1.3六盘县红果经济开发区天能煤焦有限公司拟建的盘县柏果焦化厂选煤车间主洗楼工程招标书、投标答疑资料;1.4煤炭工业部石家庄设计研究院选煤分院设计的六盘县红果经济开发区天能煤焦有限公司盘县柏果焦化厂选煤车间主洗楼工程施工图;1.5有关施工现场踏堪资料;1.6按本公司质量文件保证体系文件第三层次文件《施工组织设计编制指导书》。2.编制说明本工程施工组织设计,是按照建设单位招标会通知精神和内容要求,经公司专题会议研究后,针对本工程的特点,本着精心组织、科学安排、突出重点、均衡生产、加强管理、确保工期、节约用地、合理投入、安全文明、全面创优的原则,在充分发挥本公司的优势,调动作业人员长处和潜力的基础上进行了认真而详细的编制,以指导标后的顺利实施,在实施中实现各项承诺,达到预期的施工组织设计目标。未提之处均按照施工图纸设计、国家现行技术规范、质量评定标准以及有关文件等要求的具体规定进行施工。qualified,finishedfixed.(4)thenecessaryconstructionequipmentconfigurationsareinplace,constructionworkersarrivedatthescene,holdingavalidworkpermitandcertificateofthecorrespondingtype.(5)theconstructionplanapproval,constructiontechnologytogivethelow-downtheworkhasbeencompleted.(6)enterthesiteinspectionofpipes,pipefittings,valvesandothercomprehensive.Pipes,pipesurfaceshallbefreeofcracks,scars,porosity,slag,folds,severecorrosionandotherdefects,openingandcloseflexibly,maintenanceofhighpressurevalvesoneatastrengthandtightnesstest,passtheinspection,testpipes,valvescleantheclosedlogo,placedneatlyinthespecifiedlocation.(7)enterthesceneofthepipelinecomponents,preformsaredesignedaccordingtotheirdocumentationrequirements,themodels,specifications,material,quantitycheck.(8)thepipelineofhighpressurepipeprefabricationfactoryintothescene,shouldcontrolone-linediagram,checkbytheirspecifications,sizes,materialsandtrends.1.2....,Itisimportanttoensurecorrectsizeandsurfaceroughness.Nomatterwhichmethodofcutting,withanglegrindercuttingsurfaceoxide,dross,ruggedandBurrBurrandGrind.(2)theincisionqualityshallconformtothefollowingprovisionsofthepipe:cutsurfacesshouldbesmooth,freefromcracks,heavyleather,Burr,bump,necking,dross,ferrousoxide,iron,etc.Cutsideslopedeviationshouldnotexceed1%oftheoutsidediameterofthepipe,andmustnotexceed3mm.1.2.4thepipinginstallation(1)afterinstallingtheorderprincipleisthefirstlarge-caliber,small-bore,highfirst,thentheground,OutdoorIndoor,headafterthefirstpipe,andpipemovingdeviceconnection,preferablyfromthedevicetotheexternalpiping,pipingandpipelineinstallationsynchronization.(2)prefabricatedpiping,pipeline,andthepipelineshould91
贵州建工集团第九建筑工程公司 施工组织设计二、工程概况本工程为六盘县红果经济开发区天能煤焦有限公司拟建的盘县柏果焦化厂选煤车间主洗楼工程,位于贵州盘县柏果镇银山寨。盘县柏果焦化厂选煤车间主洗楼工程建设规模年产70万吨冶金焦,并自配入洗原煤120万吨的选煤厂,焦化厂投产日期定为2004年12月中旬,选煤车间投产日期定为2004年6月底。建设地点为盘县柏果镇银山寨。与盘县电厂一河一路之隔,其配套公用工程供水、供电、供气(汽)全部由盘县电厂提供,焦炉煤气除自用外,全部返回盘县电厂发电用,中煤和泥煤送电厂煤场,矸石汽运至灰坝,建厂条件优越。本工程基础型式为柱下独立柱基,全框架结构。三、施工准备工作1、施工现场组织准备1.1根据本工程的目标要求、技术要求和施工条件等,结合公司具体情况,由公司经理任命该工程项目的项目经理,组建项目经理部,具体见《施工现场管理机构网络图》。1.2由项目经理组成施工项目经理部与公司签订内部承包管理目标和经济责任。1.3安全、质量、工期和文明施工目标1.3.1安全施工目标严格执行国家、省、市的有关安全生产法规、施工安全规则,杜绝死亡事故和重伤事故,轻伤事故频率控制在2‰以下,创安全达标优秀工地。1.3.2质量目标加强全面质量管理,严格按照ISO9001:2000质量体系组织施工,树立精品意识,落实质量措施,单位工程一次验收合格率100%,工程质量要求达到国家规范验收标准。1.3.3工程施工的工期目标qualified,finishedfixed.(4)thenecessaryconstructionequipmentconfigurationsareinplace,constructionworkersarrivedatthescene,holdingavalidworkpermitandcertificateofthecorrespondingtype.(5)theconstructionplanapproval,constructiontechnologytogivethelow-downtheworkhasbeencompleted.(6)enterthesiteinspectionofpipes,pipefittings,valvesandothercomprehensive.Pipes,pipesurfaceshallbefreeofcracks,scars,porosity,slag,folds,severecorrosionandotherdefects,openingandcloseflexibly,maintenanceofhighpressurevalvesoneatastrengthandtightnesstest,passtheinspection,testpipes,valvescleantheclosedlogo,placedneatlyinthespecifiedlocation.(7)enterthesceneofthepipelinecomponents,preformsaredesignedaccordingtotheirdocumentationrequirements,themodels,specifications,material,quantitycheck.(8)thepipelineofhighpressurepipeprefabricationfactoryintothescene,shouldcontrolone-linediagram,checkbytheirspecifications,sizes,materialsandtrends.1.2....,Itisimportanttoensurecorrectsizeandsurfaceroughness.Nomatterwhichmethodofcutting,withanglegrindercuttingsurfaceoxide,dross,ruggedandBurrBurrandGrind.(2)theincisionqualityshallconformtothefollowingprovisionsofthepipe:cutsurfacesshouldbesmooth,freefromcracks,heavyleather,Burr,bump,necking,dross,ferrousoxide,iron,etc.Cutsideslopedeviationshouldnotexceed1%oftheoutsidediameterofthepipe,andmustnotexceed3mm.1.2.4thepipinginstallation(1)afterinstallingtheorderprincipleisthefirstlarge-caliber,small-bore,highfirst,thentheground,OutdoorIndoor,headafterthefirstpipe,andpipemovingdeviceconnection,preferablyfromthedevicetotheexternalpiping,pipingandpipelineinstallationsynchronization.(2)prefabricatedpiping,pipeline,andthepipelineshould91
贵州建工集团第九建筑工程公司 施工组织设计本工程要求工期为100日历天。1.3.4文明施工目标创三优文明施工样板工地及环境保护先进单位。2、技术、规划准备技术、规划准备亦称施工现场的内业。包括以下主要内容:2.1组织技术人员熟悉、审查图纸和有关资料,了解整个工程的主要细节并以记录,进行设计交底和图纸会审,做好图纸会审记录,施工图纸未经会审不得作为施工文件使用;2.2编制施工组织设计施工组织设计是指导工程项目进行施工准备和组织施工的一个重要技术经济文件,是施工准备工作的中心内容。组织编制施工组织设计、施工方案和技术措施,按公司的《技术交底规定》进行技术交底,并做好技术交底记录;2.3编制施工预算施工预算是编制施工作业计划的依据,是施工项目经理部向班组签发任务单和限额领料的依据,加强成本控制。3、施工现场准备施工现场准备主要是为工程项目正常施工创造良好的现场施工条件和物质保证,亦称施工现场管理的外业。具体工作内容有:3.1施工现场测量按照总平面图和已有的永久性、经纬坐标控制网和水准控制基桩进行本工程的施工测量,设置该工程的永久性经纬坐标桩,水准基桩和工程测量控制网;按施工平面图进行建筑定位放线。3.2“三通一平”准备所谓“三通一平”是指施工区域内的道路、水、电要通畅和施工现场要平整。具体见《施工现场平面布置图》。qualified,finishedfixed.(4)thenecessaryconstructionequipmentconfigurationsareinplace,constructionworkersarrivedatthescene,holdingavalidworkpermitandcertificateofthecorrespondingtype.(5)theconstructionplanapproval,constructiontechnologytogivethelow-downtheworkhasbeencompleted.(6)enterthesiteinspectionofpipes,pipefittings,valvesandothercomprehensive.Pipes,pipesurfaceshallbefreeofcracks,scars,porosity,slag,folds,severecorrosionandotherdefects,openingandcloseflexibly,maintenanceofhighpressurevalvesoneatastrengthandtightnesstest,passtheinspection,testpipes,valvescleantheclosedlogo,placedneatlyinthespecifiedlocation.(7)enterthesceneofthepipelinecomponents,preformsaredesignedaccordingtotheirdocumentationrequirements,themodels,specifications,material,quantitycheck.(8)thepipelineofhighpressurepipeprefabricationfactoryintothescene,shouldcontrolone-linediagram,checkbytheirspecifications,sizes,materialsandtrends.1.2....,Itisimportanttoensurecorrectsizeandsurfaceroughness.Nomatterwhichmethodofcutting,withanglegrindercuttingsurfaceoxide,dross,ruggedandBurrBurrandGrind.(2)theincisionqualityshallconformtothefollowingprovisionsofthepipe:cutsurfacesshouldbesmooth,freefromcracks,heavyleather,Burr,bump,necking,dross,ferrousoxide,iron,etc.Cutsideslopedeviationshouldnotexceed1%oftheoutsidediameterofthepipe,andmustnotexceed3mm.1.2.4thepipinginstallation(1)afterinstallingtheorderprincipleisthefirstlarge-caliber,small-bore,highfirst,thentheground,OutdoorIndoor,headafterthefirstpipe,andpipemovingdeviceconnection,preferablyfromthedevicetotheexternalpiping,pipingandpipelineinstallationsynchronization.(2)prefabricatedpiping,pipeline,andthepipelineshould91
贵州建工集团第九建筑工程公司 施工组织设计3.2.1路通:按施工平面布置图的要求,修好施工现场的临时性道路,形成通畅的交通运输路线,为建筑材料进场、堆放和施工运输创造有利条件;3.2.2水通:施工现场的生产和生活用水的管线要按照施工平面布置图的要求铺设,尽可能与城市永久性给水系统结合起来,施工现场用水量大时,还应考虑增容。要十分注意地面排水系统的设计,使施工中污水不得污染、堵塞城市排水系统,地面水排除迅速,为文明施工现场创造条件。3.2.3电通:按照施工组织设计要求,接通电力和电讯设施,并做好其它能源的供应,确保施工现场动力设备和通讯设备的正常运行。3.2.3平整场地:按照建筑总平面图设计中确定的标高和土方竖向设计,进行挖、填土方量的计算,平整场地,最后清除地面上的障碍物,达到“一平”的要求。3.3大型临时设施的准备大型临时设施是指现场施工人员的办公、生活和公用的房屋和构筑物,施工用的各种仓库的临时设施。3.4物资准备3.4.1根据施工组织设计,认真计算施工项目所需的材料、半成品等的品种、规格、数量,及早订货,按供应计划组织进场并根据施工平面布置图安排的地点和指定的方式进行储存和堆放。3.4.2按照建筑材料的需要量计划提出建筑材料的试验申请计划,如钢材的机械性能和化学成分等试验;砼或砂浆的配合比和强度等试验。3.4.3根据施工方案确定的施工机械和机具的需要计划进行准备,按计划组织进场、检验和试运转。3.5做好季节性施工准备工作按照施工组织设计要求,对有冬季、雨季和高温季节的施工项目,要落实临时设施和技术措施等准备工作。3.6落实消防和保安措施按照施工组织设计要求和施工平面布置图的安排,建立消防和保安等组织机构和有关的规章制度,落实好消防、保安措施。qualified,finishedfixed.(4)thenecessaryconstructionequipmentconfigurationsareinplace,constructionworkersarrivedatthescene,holdingavalidworkpermitandcertificateofthecorrespondingtype.(5)theconstructionplanapproval,constructiontechnologytogivethelow-downtheworkhasbeencompleted.(6)enterthesiteinspectionofpipes,pipefittings,valvesandothercomprehensive.Pipes,pipesurfaceshallbefreeofcracks,scars,porosity,slag,folds,severecorrosionandotherdefects,openingandcloseflexibly,maintenanceofhighpressurevalvesoneatastrengthandtightnesstest,passtheinspection,testpipes,valvescleantheclosedlogo,placedneatlyinthespecifiedlocation.(7)enterthesceneofthepipelinecomponents,preformsaredesignedaccordingtotheirdocumentationrequirements,themodels,specifications,material,quantitycheck.(8)thepipelineofhighpressurepipeprefabricationfactoryintothescene,shouldcontrolone-linediagram,checkbytheirspecifications,sizes,materialsandtrends.1.2....,Itisimportanttoensurecorrectsizeandsurfaceroughness.Nomatterwhichmethodofcutting,withanglegrindercuttingsurfaceoxide,dross,ruggedandBurrBurrandGrind.(2)theincisionqualityshallconformtothefollowingprovisionsofthepipe:cutsurfacesshouldbesmooth,freefromcracks,heavyleather,Burr,bump,necking,dross,ferrousoxide,iron,etc.Cutsideslopedeviationshouldnotexceed1%oftheoutsidediameterofthepipe,andmustnotexceed3mm.1.2.4thepipinginstallation(1)afterinstallingtheorderprincipleisthefirstlarge-caliber,small-bore,highfirst,thentheground,OutdoorIndoor,headafterthefirstpipe,andpipemovingdeviceconnection,preferablyfromthedevicetotheexternalpiping,pipingandpipelineinstallationsynchronization.(2)prefabricatedpiping,pipeline,andthepipelineshould91
贵州建工集团第九建筑工程公司 施工组织设计4、施工队伍的准备4.1组织劳动力进场:按照开工日期和劳动力需要量计划,组织劳动力分期、分批进场。同时,要进行安全、防火和文明施工等方面的教育,并按照劳动保护法,安排好现场施工工人的生活。4.2组织培训:对施工中所需的稀缺工种、持殊工种和新技术工种,要按计划组织培训,合格后上岗。4.3动员和交底工作:施工项目开工前,要向参与施工的全体人员进行动员,宣传该施工项目的意义和施工项目经理部的管理目标,以及经济承包责任制中的奖罚条例,调动现场职工的积极性。对于单项工种(或单位工程)开工前,应由施工项目经理部的技术负责人组织技术交底,详尽地向施工队、组和工人讲解本工程的设计意图、施工计划和施工技术等要求,落实技术责任制,健全岗位责任制和保证措施。四、项目班子情况及劳动力安排1、组织机构及框图为确保“安全、优质、高效、低耗”完成本工程施工,拟按高效精干的原则组建六盘县红果经济开发区天能煤焦有限公司盘县柏果焦化厂选煤车间主洗楼工程项目经理部,按项目法组织施工,实行项目经理负责制,管理层与作业层相对分离,劳动力按弹性编制,对各项资源投入进行动态管理,独立核算,全面考核,本项目由我公司优秀项目经理刘齐国担任项目经理,公司工程师王冬担任项目技术负责人,并配备强有力的施工工长、内业技术员、质安员、材料员、财务、后勤管理人员(详见19.1《施工现场管理机构网络图》和表19.2:《主要施工管理人员表》)。分别对整个工程施工进度、质量、安全、资料、成本、原材料采购供应、行政后勤、保卫等方面进行全面管理控制,并负责对设计单位和建设方的有关协调,使工程按本施工组织设计顺利进行,圆满完成。qualified,finishedfixed.(4)thenecessaryconstructionequipmentconfigurationsareinplace,constructionworkersarrivedatthescene,holdingavalidworkpermitandcertificateofthecorrespondingtype.(5)theconstructionplanapproval,constructiontechnologytogivethelow-downtheworkhasbeencompleted.(6)enterthesiteinspectionofpipes,pipefittings,valvesandothercomprehensive.Pipes,pipesurfaceshallbefreeofcracks,scars,porosity,slag,folds,severecorrosionandotherdefects,openingandcloseflexibly,maintenanceofhighpressurevalvesoneatastrengthandtightnesstest,passtheinspection,testpipes,valvescleantheclosedlogo,placedneatlyinthespecifiedlocation.(7)enterthesceneofthepipelinecomponents,preformsaredesignedaccordingtotheirdocumentationrequirements,themodels,specifications,material,quantitycheck.(8)thepipelineofhighpressurepipeprefabricationfactoryintothescene,shouldcontrolone-linediagram,checkbytheirspecifications,sizes,materialsandtrends.1.2....,Itisimportanttoensurecorrectsizeandsurfaceroughness.Nomatterwhichmethodofcutting,withanglegrindercuttingsurfaceoxide,dross,ruggedandBurrBurrandGrind.(2)theincisionqualityshallconformtothefollowingprovisionsofthepipe:cutsurfacesshouldbesmooth,freefromcracks,heavyleather,Burr,bump,necking,dross,ferrousoxide,iron,etc.Cutsideslopedeviationshouldnotexceed1%oftheoutsidediameterofthepipe,andmustnotexceed3mm.1.2.4thepipinginstallation(1)afterinstallingtheorderprincipleisthefirstlarge-caliber,small-bore,highfirst,thentheground,OutdoorIndoor,headafterthefirstpipe,andpipemovingdeviceconnection,preferablyfromthedevicetotheexternalpiping,pipingandpipelineinstallationsynchronization.(2)prefabricatedpiping,pipeline,andthepipelineshould91
贵州建工集团第九建筑工程公司 施工组织设计组织机构公司法人代表总工程师总经济师总会计师工程部经营部财务部企管部工会施工现场管理机构网格图2、施工技术力量的组织安排2.1施工人数:本工程投入的施工技术管理人员总人数为11人;生产工人为363人,合计总人数为374人。详见表19.1《施工现场管理机构网络图》。2.2投入时间:本工程具备进场条件后,全部施工技术管理员及生产工人立即到位,作施工准备工作,随后施工框架及水电预埋的各工种人员就位,砖工班、装修班等工程则根据施工进度安排投入。2.3工程技术人员及持证工人的配备:本工程投入技术人员水电预埋的各工种人员就位,砖工班、装修班等工程则根据施工进度安排投入。3、项目经理职责严格按ISO9001:2000质量体系文件《管理手册》中《项目工程组织机构管理办法》执行。按弹性编制组建项目的管理层和作业层;按动态管理要求优化组织各项资源配置。对所属施工队伍进行生产指挥、技术管理、安全质量检查,保证按合同工期完成建设任务。合理使用和调配资金。认真履行施工合同,协调内外关系,解决施工中存在的问题。qualified,finishedfixed.(4)thenecessaryconstructionequipmentconfigurationsareinplace,constructionworkersarrivedatthescene,holdingavalidworkpermitandcertificateofthecorrespondingtype.(5)theconstructionplanapproval,constructiontechnologytogivethelow-downtheworkhasbeencompleted.(6)enterthesiteinspectionofpipes,pipefittings,valvesandothercomprehensive.Pipes,pipesurfaceshallbefreeofcracks,scars,porosity,slag,folds,severecorrosionandotherdefects,openingandcloseflexibly,maintenanceofhighpressurevalvesoneatastrengthandtightnesstest,passtheinspection,testpipes,valvescleantheclosedlogo,placedneatlyinthespecifiedlocation.(7)enterthesceneofthepipelinecomponents,preformsaredesignedaccordingtotheirdocumentationrequirements,themodels,specifications,material,quantitycheck.(8)thepipelineofhighpressurepipeprefabricationfactoryintothescene,shouldcontrolone-linediagram,checkbytheirspecifications,sizes,materialsandtrends.1.2....,Itisimportanttoensurecorrectsizeandsurfaceroughness.Nomatterwhichmethodofcutting,withanglegrindercuttingsurfaceoxide,dross,ruggedandBurrBurrandGrind.(2)theincisionqualityshallconformtothefollowingprovisionsofthepipe:cutsurfacesshouldbesmooth,freefromcracks,heavyleather,Burr,bump,necking,dross,ferrousoxide,iron,etc.Cutsideslopedeviationshouldnotexceed1%oftheoutsidediameterofthepipe,andmustnotexceed3mm.1.2.4thepipinginstallation(1)afterinstallingtheorderprincipleisthefirstlarge-caliber,small-bore,highfirst,thentheground,OutdoorIndoor,headafterthefirstpipe,andpipemovingdeviceconnection,preferablyfromthedevicetotheexternalpiping,pipingandpipelineinstallationsynchronization.(2)prefabricatedpiping,pipeline,andthepipelineshould91
贵州建工集团第九建筑工程公司 施工组织设计加强全面质量管理,保证工程质量达到国家规定标准和合同要求,以安全、优质、高效、低耗建成本工程,增强集团公司市场竞争能力。切实抓好安全生产,努力改善劳动条件,提高职工的安全意识,杜绝人身伤亡、机伤、火灾事故。有权代表公司会同顾客(建设单位)协商解决施工中的问题,处理本合同一切相关事宜。有权临时处置意外情况,但事后必须及时报告。4、项目主要管理部门职责技术负责人:负责编制实施性施工组织设计、主持现场交接桩、施工测量、图纸审核、设计变更,编制质量计划和作业指导书。质安员:负责质量、安全及现场文明施工的监察教育和管理工作。对本项目的安全质量组织检查,确保ISO9001:2000质量体系在本项目正常运行。试验员:负责做好本项目的原材料、半成品试验,收集质量保证资料。施工员:施工现场的抄平放线,施工任务安排,按照施工进度计划组织施工,配合做好签证。技术员:进行施工技术交底、技术指导、技术资料的收集整理,项目财务:负责本项目的财务收、支管理,配合做好成本核算料财务管理工作。办公室:主要负责日常事务和对外公共事务工作。5、项目管理目标管理:制定项目管理目标,对目标进行分解,落实到项目部各个部门和个人,并制订详细的目标管理制度和实施措施,对各项目标实行动态控制。合同管理:坚决维护合同的严肃性,确保对业主的各项承诺,对工期、质量、安全、文明施工和环境保护等合同内容履约率达100%。施工技术管理:严格按质量体系文件《管理手册》中《施工技术管理办法》执行。qualified,finishedfixed.(4)thenecessaryconstructionequipmentconfigurationsareinplace,constructionworkersarrivedatthescene,holdingavalidworkpermitandcertificateofthecorrespondingtype.(5)theconstructionplanapproval,constructiontechnologytogivethelow-downtheworkhasbeencompleted.(6)enterthesiteinspectionofpipes,pipefittings,valvesandothercomprehensive.Pipes,pipesurfaceshallbefreeofcracks,scars,porosity,slag,folds,severecorrosionandotherdefects,openingandcloseflexibly,maintenanceofhighpressurevalvesoneatastrengthandtightnesstest,passtheinspection,testpipes,valvescleantheclosedlogo,placedneatlyinthespecifiedlocation.(7)enterthesceneofthepipelinecomponents,preformsaredesignedaccordingtotheirdocumentationrequirements,themodels,specifications,material,quantitycheck.(8)thepipelineofhighpressurepipeprefabricationfactoryintothescene,shouldcontrolone-linediagram,checkbytheirspecifications,sizes,materialsandtrends.1.2....,Itisimportanttoensurecorrectsizeandsurfaceroughness.Nomatterwhichmethodofcutting,withanglegrindercuttingsurfaceoxide,dross,ruggedandBurrBurrandGrind.(2)theincisionqualityshallconformtothefollowingprovisionsofthepipe:cutsurfacesshouldbesmooth,freefromcracks,heavyleather,Burr,bump,necking,dross,ferrousoxide,iron,etc.Cutsideslopedeviationshouldnotexceed1%oftheoutsidediameterofthepipe,andmustnotexceed3mm.1.2.4thepipinginstallation(1)afterinstallingtheorderprincipleisthefirstlarge-caliber,small-bore,highfirst,thentheground,OutdoorIndoor,headafterthefirstpipe,andpipemovingdeviceconnection,preferablyfromthedevicetotheexternalpiping,pipingandpipelineinstallationsynchronization.(2)prefabricatedpiping,pipeline,andthepipelineshould91
贵州建工集团第九建筑工程公司 施工组织设计建立健全以项目技术主管为首的技术管理体系,全权负责本工程的施工技术和施工技术管理,建立健全各项技术管理细则,严格执行标准化作业,从全公司范围内抽调选派有相关专业施工经验的技术人员从事本工程技术管理工作。计划统计管理合理地安排网络计划,广泛采用平行交叉流水作业,以控制分项工期来确保总工期。根据网络计划编制月、旬、周的施工作业计划,并根据实施过程的实际完成情况,及时与原计划进度进行对比,并采取措施修正或调整,实行动态管理。坚持工作例会制度,随时掌握工程进展情况,确保全部工程项目施工处于受控状态。对确保工期的各项资源配置实行动态调整。工程成本管理:贯彻实施三阶段施工合同成本控制,即:投标报价成本控制、施工阶段成本控制和竣工决算成本控制。施工过程中,通过加强物资材料的管理,优化施工方案,合理配置资源,努力提高机械利用率,实行各级责任成本核算,以达到控制责任成本的目的。安全生产管理建立健全安全保证体系,进一步完善各工种操作实施细则,经常开展安全常识教育,提高全员的安全意识,建立安全标准工地,通过安全检查达到安全管理的目的。工程开工前编制项目工程《安全手册》,分发到各施工管理人员及作业班组。分项工程开工前,在技术交底的同时必须进行安全生产技术交底。建立健全安全检查制度。安全监察工程师负责每天的安全检查,项目经理部每周组织一次安全检查。工程质量管理:本项目实行质量终身负责制,责任落实到人和每道工序,现场挂牌施工,将全面质量管理落实到实处。在ISO9001:2000质量体系运行中,全员全过程对工程质量进行监控,围绕关键工序开展QC小组活动。qualified,finishedfixed.(4)thenecessaryconstructionequipmentconfigurationsareinplace,constructionworkersarrivedatthescene,holdingavalidworkpermitandcertificateofthecorrespondingtype.(5)theconstructionplanapproval,constructiontechnologytogivethelow-downtheworkhasbeencompleted.(6)enterthesiteinspectionofpipes,pipefittings,valvesandothercomprehensive.Pipes,pipesurfaceshallbefreeofcracks,scars,porosity,slag,folds,severecorrosionandotherdefects,openingandcloseflexibly,maintenanceofhighpressurevalvesoneatastrengthandtightnesstest,passtheinspection,testpipes,valvescleantheclosedlogo,placedneatlyinthespecifiedlocation.(7)enterthesceneofthepipelinecomponents,preformsaredesignedaccordingtotheirdocumentationrequirements,themodels,specifications,material,quantitycheck.(8)thepipelineofhighpressurepipeprefabricationfactoryintothescene,shouldcontrolone-linediagram,checkbytheirspecifications,sizes,materialsandtrends.1.2....,Itisimportanttoensurecorrectsizeandsurfaceroughness.Nomatterwhichmethodofcutting,withanglegrindercuttingsurfaceoxide,dross,ruggedandBurrBurrandGrind.(2)theincisionqualityshallconformtothefollowingprovisionsofthepipe:cutsurfacesshouldbesmooth,freefromcracks,heavyleather,Burr,bump,necking,dross,ferrousoxide,iron,etc.Cutsideslopedeviationshouldnotexceed1%oftheoutsidediameterofthepipe,andmustnotexceed3mm.1.2.4thepipinginstallation(1)afterinstallingtheorderprincipleisthefirstlarge-caliber,small-bore,highfirst,thentheground,OutdoorIndoor,headafterthefirstpipe,andpipemovingdeviceconnection,preferablyfromthedevicetotheexternalpiping,pipingandpipelineinstallationsynchronization.(2)prefabricatedpiping,pipeline,andthepipelineshould91
贵州建工集团第九建筑工程公司 施工组织设计文明施工管理:按质量体系文件《管理文件》中的《文明施工管理办法》和贵州省文明施工规定执行。组建文明施工领导小组,项目经理对项目经理部的文明施工管理,承担全部领导和管理责任。建立检查评比制度,由项目副经理组织定期评比检查,积极配合业主开展文明施工现场评比活动。工程开工前,针对项目工程的具体情况制定文明施工管理的具体办法,对工程文明施工进行控制。施工现场场容管理建立安全保卫制度,工地设值班室,所有进出工地人员、车辆须检查方可通行,以避免对施工现场的干扰。项目经理部设保安两名,专门负责现场的治安保卫工作。建立施工现场环境卫生管理制度。成立场容管理小组,专门负责施工现场公共卫生,加强对各作业班组施工现场整洁的监督检查。宿舍、办公室则由职工轮流值班负责场容整洁,项目经理部定期组织检查考核评比。施工人员上班必须配带标志。环境保护管理:认真学习国家及贵州省环境保护的有关规定,成立以项目经理为组长,项目安全员为副组长的环保领导小组,严格按规定要求制定环境保护的措施,在施工全过程认真执行,对施工现场周围的环境保护进行经常性检查防护,发现问题及时处理。6、劳动力安排根据施工图纸编制施工预算,并进行工料分析,计算出施工时劳动工日总量,调整劳动力数量。由我公司的内部劳务站,作业队和劳务基地提供劳动力,按2:1的比例搭配技工,普工。由项目部组织劳动力并监督签定劳动合同。计划平均每天投入劳动力130多人,施工高峰期劳动力人数达180多人,管理人员和主要技术人工人执行持证上岗制度,对无上岗证人员,按普工对待。技术工人在入场前,应先进行考核,经考核,认为不合格的人员降为普通工人使用,推选施工经验丰富的技工任班组长。qualified,finishedfixed.(4)thenecessaryconstructionequipmentconfigurationsareinplace,constructionworkersarrivedatthescene,holdingavalidworkpermitandcertificateofthecorrespondingtype.(5)theconstructionplanapproval,constructiontechnologytogivethelow-downtheworkhasbeencompleted.(6)enterthesiteinspectionofpipes,pipefittings,valvesandothercomprehensive.Pipes,pipesurfaceshallbefreeofcracks,scars,porosity,slag,folds,severecorrosionandotherdefects,openingandcloseflexibly,maintenanceofhighpressurevalvesoneatastrengthandtightnesstest,passtheinspection,testpipes,valvescleantheclosedlogo,placedneatlyinthespecifiedlocation.(7)enterthesceneofthepipelinecomponents,preformsaredesignedaccordingtotheirdocumentationrequirements,themodels,specifications,material,quantitycheck.(8)thepipelineofhighpressurepipeprefabricationfactoryintothescene,shouldcontrolone-linediagram,checkbytheirspecifications,sizes,materialsandtrends.1.2....,Itisimportanttoensurecorrectsizeandsurfaceroughness.Nomatterwhichmethodofcutting,withanglegrindercuttingsurfaceoxide,dross,ruggedandBurrBurrandGrind.(2)theincisionqualityshallconformtothefollowingprovisionsofthepipe:cutsurfacesshouldbesmooth,freefromcracks,heavyleather,Burr,bump,necking,dross,ferrousoxide,iron,etc.Cutsideslopedeviationshouldnotexceed1%oftheoutsidediameterofthepipe,andmustnotexceed3mm.1.2.4thepipinginstallation(1)afterinstallingtheorderprincipleisthefirstlarge-caliber,small-bore,highfirst,thentheground,OutdoorIndoor,headafterthefirstpipe,andpipemovingdeviceconnection,preferablyfromthedevicetotheexternalpiping,pipingandpipelineinstallationsynchronization.(2)prefabricatedpiping,pipeline,andthepipelineshould91
贵州建工集团第九建筑工程公司 施工组织设计主要劳动力使用计划具体见附表19.2《劳动力计划表》。五、进度计划横道图或网络计划1、施工顺序安排进场后先进行测量放样,定出各轴线位置→基础工程→主体结构工程→屋面工程→内外装饰工程及设备安装工程→室外工程→竣工验收。2、进度计划横道图或网络计划本计划根据工程实际情况,参照有关工期定额,该工程的总工期为100天。标书要求2004年3月1日开工,于2004年6月8日竣工。为了按时完成,就必须精心管理、精心施工,使工程进度按预定目标正常实施。具体施工进度详见表19.6《进度网络计划》和表19.7《进度计划横道图》。六、施工平面布置图及施工道路平面图1.临时工程设计原则本着经济合理的原则进行临时工程设计,以满足工程施工的需要。2.工地临时房屋设施2.1临时房屋设施现场修建以满足生产、办公房屋,生活用房需要。2.2修建的临时房屋,应以经济、适用为原则,合理的选择形式,如充分利用当地材料和旧料等。主要以租用附近民房为主,保证生活区以施工现场分开。2.3加强防火知识教育。2.4建立近距离相应规模的材料物资库,储备一定数量的物资,以便及时满足物资供应。3.工地临时供水3.1通过对工程施工用水量的计算,规划工地临时用水管网。3.2现场给水管采用主管使用Φ25PVC管,分管使用Φ25PVC管铺设,注意对给水管的保护。qualified,finishedfixed.(4)thenecessaryconstructionequipmentconfigurationsareinplace,constructionworkersarrivedatthescene,holdingavalidworkpermitandcertificateofthecorrespondingtype.(5)theconstructionplanapproval,constructiontechnologytogivethelow-downtheworkhasbeencompleted.(6)enterthesiteinspectionofpipes,pipefittings,valvesandothercomprehensive.Pipes,pipesurfaceshallbefreeofcracks,scars,porosity,slag,folds,severecorrosionandotherdefects,openingandcloseflexibly,maintenanceofhighpressurevalvesoneatastrengthandtightnesstest,passtheinspection,testpipes,valvescleantheclosedlogo,placedneatlyinthespecifiedlocation.(7)enterthesceneofthepipelinecomponents,preformsaredesignedaccordingtotheirdocumentationrequirements,themodels,specifications,material,quantitycheck.(8)thepipelineofhighpressurepipeprefabricationfactoryintothescene,shouldcontrolone-linediagram,checkbytheirspecifications,sizes,materialsandtrends.1.2....,Itisimportanttoensurecorrectsizeandsurfaceroughness.Nomatterwhichmethodofcutting,withanglegrindercuttingsurfaceoxide,dross,ruggedandBurrBurrandGrind.(2)theincisionqualityshallconformtothefollowingprovisionsofthepipe:cutsurfacesshouldbesmooth,freefromcracks,heavyleather,Burr,bump,necking,dross,ferrousoxide,iron,etc.Cutsideslopedeviationshouldnotexceed1%oftheoutsidediameterofthepipe,andmustnotexceed3mm.1.2.4thepipinginstallation(1)afterinstallingtheorderprincipleisthefirstlarge-caliber,small-bore,highfirst,thentheground,OutdoorIndoor,headafterthefirstpipe,andpipemovingdeviceconnection,preferablyfromthedevicetotheexternalpiping,pipingandpipelineinstallationsynchronization.(2)prefabricatedpiping,pipeline,andthepipelineshould91
贵州建工集团第九建筑工程公司 施工组织设计3.3用红砖砌300×400的地沟,建立场地排水沟,做到有组织排水,保持施工环境整洁卫生。在雨季来临时保证水流畅通,防止场内积水。4.工地临时供电4.1工地临时供电可由变压器处引入,进入工地配电房,根据对现场机械设备用电的计算,确定用电容量,制定供电方案。4.2按照三相五线制和相关安全用电规范要求,架设输电线路,外线采用30mm2铝芯塑料绝缘线。4.3工地现场按照临时用电的安全要求,建立临时配电房。配电房的设置必须符合安全施工的要求,防止触电事故。4.4机械设备的开关电源箱和移动式配电盘必须安装漏电保护器,经常性检查保护器情况,保持漏电器工作状态良好。4.5工地现场施工用电设施必须符合相关施工用电安全规范和文明施工的要求。5.施工场地5.1现场设置“五牌一图”。5.2建立场地排水沟,做到有组织排水,保持施工环境整洁卫生。在雨季来临时保证水流畅通,防止场内积水。5.3对临时房屋、机械设备、材料堆场进行合理布置,避免施工过程中相互干扰。5.4材料堆场(库)尽量靠近建筑物,减少材料的二次倒运过程。5.5施工现场修建临时办公、住宅场所、材料库房、食堂、厕所等必要设施。具体见表19.8《施工现场平面布置图》和表19.9《临时用地表》。6、施工道路平面图根据施工需要修好施工现场的临时性道路,形成通畅的交通运输路线,为建筑材料进场、堆放和施工运输创造有利条件。具体见表19.10《施工道路平面图》。qualified,finishedfixed.(4)thenecessaryconstructionequipmentconfigurationsareinplace,constructionworkersarrivedatthescene,holdingavalidworkpermitandcertificateofthecorrespondingtype.(5)theconstructionplanapproval,constructiontechnologytogivethelow-downtheworkhasbeencompleted.(6)enterthesiteinspectionofpipes,pipefittings,valvesandothercomprehensive.Pipes,pipesurfaceshallbefreeofcracks,scars,porosity,slag,folds,severecorrosionandotherdefects,openingandcloseflexibly,maintenanceofhighpressurevalvesoneatastrengthandtightnesstest,passtheinspection,testpipes,valvescleantheclosedlogo,placedneatlyinthespecifiedlocation.(7)enterthesceneofthepipelinecomponents,preformsaredesignedaccordingtotheirdocumentationrequirements,themodels,specifications,material,quantitycheck.(8)thepipelineofhighpressurepipeprefabricationfactoryintothescene,shouldcontrolone-linediagram,checkbytheirspecifications,sizes,materialsandtrends.1.2....,Itisimportanttoensurecorrectsizeandsurfaceroughness.Nomatterwhichmethodofcutting,withanglegrindercuttingsurfaceoxide,dross,ruggedandBurrBurrandGrind.(2)theincisionqualityshallconformtothefollowingprovisionsofthepipe:cutsurfacesshouldbesmooth,freefromcracks,heavyleather,Burr,bump,necking,dross,ferrousoxide,iron,etc.Cutsideslopedeviationshouldnotexceed1%oftheoutsidediameterofthepipe,andmustnotexceed3mm.1.2.4thepipinginstallation(1)afterinstallingtheorderprincipleisthefirstlarge-caliber,small-bore,highfirst,thentheground,OutdoorIndoor,headafterthefirstpipe,andpipemovingdeviceconnection,preferablyfromthedevicetotheexternalpiping,pipingandpipelineinstallationsynchronization.(2)prefabricatedpiping,pipeline,andthepipelineshould91
贵州建工集团第九建筑工程公司 施工组织设计七、主要工序施工方法1、施工部署施工时应按照以下原则进行:“先地下,后地上;先主体,后装修;设备安装工程穿插于土建工程之中。”主体施工时,必须设置预埋件或预留孔洞,如门窗栏杆、楼梯、预埋件和落水管的孔口等。土建必须密切配合水施、电施等有关安装图纸施工,如电施的预埋管、接地极、水施的预埋管及预留洞等。该工程主体阶段采取分段流水作业施工,用物料提升机承担场地内物料运输。装饰阶段按照“三样板一顺序”组织施工,以样板开路;组织多工种立体交叉作业施工。水、电安装工程由水、电安装作业队施工。工程质量必须经有关单位评定达到验收规范规定标准。我公司对部分工程以机械化施工为主:钢筋采用机械加工成形,采用两台物料提升机承担场内垂直运输,采用机械搅拌,机械振捣砼。计划投入该工程的施工机械共69台(件),平均每天投入作业工130余人,高峰期劳动力人数达到期180多人。各类管理人员和特殊工种必须持证上岗。投入该工程流动资金和周转材料施工机械均能满足施工需要。施工现场实行封闭管理,严格按照安全生产和现场文明施工标准组织施工。严格按照总进度,做好月计划、周安排、日报表,对该工程施工进度和工程质量形成动态管理,跟踪控制。随时发现差距,随时纠正。在夏、雨季施工时,项目经理部成立相应的管理组织机构,采取季节性施工措施。设专职人员负责,并认真做好施工记录。为了搞好现场的施工工作,公司将在资金、设备上给予大力支持,并在现场设立工程指挥部,在现场办公,协调劳力进度、材料、设备等方面的问题。项目经理部由项目经理,技术负责,施工工长,质量员等主要管理员组成质量安全小组和现场文明施工领导小组。公司有得力的监督管理机构,工程技术部对各工地每月定期检查两次和不定期抽查若干次,公司有权对项目部进行奖励和处罚。发现问题限期改正。qualified,finishedfixed.(4)thenecessaryconstructionequipmentconfigurationsareinplace,constructionworkersarrivedatthescene,holdingavalidworkpermitandcertificateofthecorrespondingtype.(5)theconstructionplanapproval,constructiontechnologytogivethelow-downtheworkhasbeencompleted.(6)enterthesiteinspectionofpipes,pipefittings,valvesandothercomprehensive.Pipes,pipesurfaceshallbefreeofcracks,scars,porosity,slag,folds,severecorrosionandotherdefects,openingandcloseflexibly,maintenanceofhighpressurevalvesoneatastrengthandtightnesstest,passtheinspection,testpipes,valvescleantheclosedlogo,placedneatlyinthespecifiedlocation.(7)enterthesceneofthepipelinecomponents,preformsaredesignedaccordingtotheirdocumentationrequirements,themodels,specifications,material,quantitycheck.(8)thepipelineofhighpressurepipeprefabricationfactoryintothescene,shouldcontrolone-linediagram,checkbytheirspecifications,sizes,materialsandtrends.1.2....,Itisimportanttoensurecorrectsizeandsurfaceroughness.Nomatterwhichmethodofcutting,withanglegrindercuttingsurfaceoxide,dross,ruggedandBurrBurrandGrind.(2)theincisionqualityshallconformtothefollowingprovisionsofthepipe:cutsurfacesshouldbesmooth,freefromcracks,heavyleather,Burr,bump,necking,dross,ferrousoxide,iron,etc.Cutsideslopedeviationshouldnotexceed1%oftheoutsidediameterofthepipe,andmustnotexceed3mm.1.2.4thepipinginstallation(1)afterinstallingtheorderprincipleisthefirstlarge-caliber,small-bore,highfirst,thentheground,OutdoorIndoor,headafterthefirstpipe,andpipemovingdeviceconnection,preferablyfromthedevicetotheexternalpiping,pipingandpipelineinstallationsynchronization.(2)prefabricatedpiping,pipeline,andthepipelineshould91
贵州建工集团第九建筑工程公司 施工组织设计该工程施工时必须达到以下指标:1、工期:100日历天以内;2、工程质量:工程质量保证必须达到现行国家施工质量验收标准;3、安全施工:杜绝死亡事故和重伤事故,轻伤事故频率控制在2‰以下,创安全达标优秀工地;4、文明施工:创建三文明工地;5、合同履约:履约率达到期100%。2、工程测量及标高控制本工程设一施工测量员,负责整个工程由开始的坐标、标高、各层的轴线测量工作。为测量小组配备ZH·ET—1电子经纬仪一台,水准仪一台。仪器使用前,应经检测。2.1建立平面控制网:根据建设方提供的规划测量放线控制点和总平面图建立平面控制网。2.2建筑物定位测量2.2.1定位测量根据已建立的平面控制网,首先将建筑物轴线的交点用木桩测定于地上,并在桩顶钉上小钉作为标志。建筑物外墙轴线测定以后,再根据建筑物平面图,将内部开间所有轴线都一一测出。然后检查房屋轴线的距离,其误差不得超过轴线长度的1/2000。2.2.2龙门板的设置施工基础时,轴线桩要被挖除。为了方便施工,在基础开挖线外一定距离外钉设龙门板。钉设龙门板的步骤和要求如下:①、在建筑物角点与内纵、横墙两端基础开挖边线以外约1~1.5M(根据土质情况和基础开挖深度确定)处钉设龙门桩,龙门桩要钉得竖直、牢固,木桩侧面与基础轴线平行。②、根据建筑物场地水准点,在每个龙门桩上测设±0.000标高线。若遇现场条件不许可时,也可测设比±0.qualified,finishedfixed.(4)thenecessaryconstructionequipmentconfigurationsareinplace,constructionworkersarrivedatthescene,holdingavalidworkpermitandcertificateofthecorrespondingtype.(5)theconstructionplanapproval,constructiontechnologytogivethelow-downtheworkhasbeencompleted.(6)enterthesiteinspectionofpipes,pipefittings,valvesandothercomprehensive.Pipes,pipesurfaceshallbefreeofcracks,scars,porosity,slag,folds,severecorrosionandotherdefects,openingandcloseflexibly,maintenanceofhighpressurevalvesoneatastrengthandtightnesstest,passtheinspection,testpipes,valvescleantheclosedlogo,placedneatlyinthespecifiedlocation.(7)enterthesceneofthepipelinecomponents,preformsaredesignedaccordingtotheirdocumentationrequirements,themodels,specifications,material,quantitycheck.(8)thepipelineofhighpressurepipeprefabricationfactoryintothescene,shouldcontrolone-linediagram,checkbytheirspecifications,sizes,materialsandtrends.1.2....,Itisimportanttoensurecorrectsizeandsurfaceroughness.Nomatterwhichmethodofcutting,withanglegrindercuttingsurfaceoxide,dross,ruggedandBurrBurrandGrind.(2)theincisionqualityshallconformtothefollowingprovisionsofthepipe:cutsurfacesshouldbesmooth,freefromcracks,heavyleather,Burr,bump,necking,dross,ferrousoxide,iron,etc.Cutsideslopedeviationshouldnotexceed1%oftheoutsidediameterofthepipe,andmustnotexceed3mm.1.2.4thepipinginstallation(1)afterinstallingtheorderprincipleisthefirstlarge-caliber,small-bore,highfirst,thentheground,OutdoorIndoor,headafterthefirstpipe,andpipemovingdeviceconnection,preferablyfromthedevicetotheexternalpiping,pipingandpipelineinstallationsynchronization.(2)prefabricatedpiping,pipeline,andthepipelineshould91
贵州建工集团第九建筑工程公司 施工组织设计000高或低一定数值的线。但同一建筑物最好只选用一个标高。如地形起伏选用两个标高时,一定要标注清楚,以免使用时发生错误。③、沿龙门桩上测设的高程线钉设龙门板,这样龙门板顶面的标高就在一个水平面上了。龙门板标高的测定允许偏差为±5MM。④、根据轴线桩,用经纬仪将墙、柱的轴线投到龙门板顶面上,并钉小钉标明,称为轴线钉。投点允许偏差为±5MM。⑤、用钢尺沿龙门板顶面线钉的间距,其相对误差不应超过1/2000。经检核合格后,以轴线钉为准,将墙宽等标在龙门板上,最后根据轴线放出独立柱基开挖线。2.2.3引桩(轴线控制桩)的测设由于龙门板需用较多木料,而且占用场地,基础时龙门板更不易保存。因此可以采用在基础开挖线外各轴线的延长线的方法,作为基础施工后各阶段施工中确定轴线位置的依据。即使采用龙门板,为了防止被碰动,也应测设引桩。引桩一般钉在基础开挖边线2~4M的地方,或附近固定建筑物上用红油漆进行标识。2.3建筑物基础施工测量2.3.1基础抄平:为了控制和检查基础的开挖深度,当基础开挖快到设计标高或持力层时,应用水准仪在独立柱基壁上测设一些水平的小木桩,使木桩的上表面离±0.000为一固定值,作为基础施工时掌握高程的依据。标高点的测量允许偏差为±10MM。2.3.1独立柱基中线投测:独立柱基基槽快开挖到位后,根据龙门板上的轴线钉或引桩,用经纬仪把轴线投测到基槽顶上,然后在红油漆标记好,以便独立柱基开挖的校线。2.4主体测量放线2.4.1平面控制:根据已建立的平面控制网,建立四个控制点(A、B、C、D)组成垂直交叉线,作为主控点。主控点的选择宜避开楼梯间及垂直上方有梁的位置,以便于板面穿孔吊线,预埋150×150×10钢板作固定保护,桩点标记钻刻于钢板上。qualified,finishedfixed.(4)thenecessaryconstructionequipmentconfigurationsareinplace,constructionworkersarrivedatthescene,holdingavalidworkpermitandcertificateofthecorrespondingtype.(5)theconstructionplanapproval,constructiontechnologytogivethelow-downtheworkhasbeencompleted.(6)enterthesiteinspectionofpipes,pipefittings,valvesandothercomprehensive.Pipes,pipesurfaceshallbefreeofcracks,scars,porosity,slag,folds,severecorrosionandotherdefects,openingandcloseflexibly,maintenanceofhighpressurevalvesoneatastrengthandtightnesstest,passtheinspection,testpipes,valvescleantheclosedlogo,placedneatlyinthespecifiedlocation.(7)enterthesceneofthepipelinecomponents,preformsaredesignedaccordingtotheirdocumentationrequirements,themodels,specifications,material,quantitycheck.(8)thepipelineofhighpressurepipeprefabricationfactoryintothescene,shouldcontrolone-linediagram,checkbytheirspecifications,sizes,materialsandtrends.1.2....,Itisimportanttoensurecorrectsizeandsurfaceroughness.Nomatterwhichmethodofcutting,withanglegrindercuttingsurfaceoxide,dross,ruggedandBurrBurrandGrind.(2)theincisionqualityshallconformtothefollowingprovisionsofthepipe:cutsurfacesshouldbesmooth,freefromcracks,heavyleather,Burr,bump,necking,dross,ferrousoxide,iron,etc.Cutsideslopedeviationshouldnotexceed1%oftheoutsidediameterofthepipe,andmustnotexceed3mm.1.2.4thepipinginstallation(1)afterinstallingtheorderprincipleisthefirstlarge-caliber,small-bore,highfirst,thentheground,OutdoorIndoor,headafterthefirstpipe,andpipemovingdeviceconnection,preferablyfromthedevicetotheexternalpiping,pipingandpipelineinstallationsynchronization.(2)prefabricatedpiping,pipeline,andthepipelineshould91
贵州建工集团第九建筑工程公司 施工组织设计2.4.2采用四大角施工测量放线,吊线坠法予校核。投测时采用ZH·ET-1电子经纬仪分别在A、B、C、D点上向上投点到施工层,再以线锤悬吊校核,经图形闭合校对调整后,再放出各细部尺寸线。2.4.3高程控制:由首层水准点依次向各点引测,采用联测闭合方式,在建筑四周外缘、边柱、角柱测设,并在首层柱上弹刻出+1.00米标高线不少于四点,并用水准仪进行前后视对照校核确认无误。楼层施工中,用钢尺向上传递高程,钢尺应沿结构物外墙、柱平整面、角柱外缘向上量测,并用水平仪进行各量测点的对照校核。2.5注意事项2.5.1吊线坠法校核,应使用1~3Kg重的不锈钢坠锤吊线为细钢丝。吊线过程中要防止或尽量避开震动或侧向风吹,吊线上端固定牢靠、线中间没有障碍,尤其是没有侧向挡线。2.5.2高程测设所使用钢尺应先经计量局校核验,使用中妥善保护,不准随便更换不同质量钢尺。3、基础工程本工程采用独立柱基的基础形式。根据建设单位提供的定位控制点、施工图及有关的技术资料利用光学经纬仪对该工程桩基定位放线,并埋设控制桩。3.1施工工序场地平整测量放线定位基槽开挖独立柱基砼浇筑地梁施工基础验收2.2基坑及地梁基槽土石方施工2.2.1施工操作工艺(1).基坑(槽)开挖应按放线定出的开挖宽度,分块(段)分层挖土。根据土质和水文情况,采取在四侧或两侧直立开挖或放坡,以保证施工操作安全。(2).在天然湿度的均质土中开挖基坑(槽)和管沟,且无地下水时,qualified,finishedfixed.(4)thenecessaryconstructionequipmentconfigurationsareinplace,constructionworkersarrivedatthescene,holdingavalidworkpermitandcertificateofthecorrespondingtype.(5)theconstructionplanapproval,constructiontechnologytogivethelow-downtheworkhasbeencompleted.(6)enterthesiteinspectionofpipes,pipefittings,valvesandothercomprehensive.Pipes,pipesurfaceshallbefreeofcracks,scars,porosity,slag,folds,severecorrosionandotherdefects,openingandcloseflexibly,maintenanceofhighpressurevalvesoneatastrengthandtightnesstest,passtheinspection,testpipes,valvescleantheclosedlogo,placedneatlyinthespecifiedlocation.(7)enterthesceneofthepipelinecomponents,preformsaredesignedaccordingtotheirdocumentationrequirements,themodels,specifications,material,quantitycheck.(8)thepipelineofhighpressurepipeprefabricationfactoryintothescene,shouldcontrolone-linediagram,checkbytheirspecifications,sizes,materialsandtrends.1.2....,Itisimportanttoensurecorrectsizeandsurfaceroughness.Nomatterwhichmethodofcutting,withanglegrindercuttingsurfaceoxide,dross,ruggedandBurrBurrandGrind.(2)theincisionqualityshallconformtothefollowingprovisionsofthepipe:cutsurfacesshouldbesmooth,freefromcracks,heavyleather,Burr,bump,necking,dross,ferrousoxide,iron,etc.Cutsideslopedeviationshouldnotexceed1%oftheoutsidediameterofthepipe,andmustnotexceed3mm.1.2.4thepipinginstallation(1)afterinstallingtheorderprincipleisthefirstlarge-caliber,small-bore,highfirst,thentheground,OutdoorIndoor,headafterthefirstpipe,andpipemovingdeviceconnection,preferablyfromthedevicetotheexternalpiping,pipingandpipelineinstallationsynchronization.(2)prefabricatedpiping,pipeline,andthepipelineshould91
贵州建工集团第九建筑工程公司 施工组织设计挖方边坡可作直立壁,不加支撑,但挖方深度不得超过有关规定,基坑(槽)宽应稍大于基础宽。如超过相关规定的深度,但不大于5m时,应根据土质和施工具体情况进行放坡,以保证不塌方。(3).当开挖基坑(槽)的土体含水量大而不稳定,或基坑较深,或受到周围场地限制需用较陡的边坡或直立开挖而土质较差时,应采用临时性支撑加固。开挖宽度较大的基坑,当在局部地段无法放坡,或下部土方受到基坑尺寸限制不能放较大坡度时,则应在下部坡脚采取加固措施。如采用短桩与横隔板支撑或砌砖、毛石或用编织袋、草袋装堆砌临时矮挡土墙,保护坡脚。当开挖深基坑时,则须采取半永久性的、安全可靠的支护措施。(4).基坑(槽)开挖程序一般是:测量放线→切线分层开挖→排降水→修坡→整平→留足预留土层等。相邻基坑开挖时,应遵循先深后浅或同时进行的施工程序。挖土应自上而下水平分段分层进行,边挖边检查坑底宽度,不够时及时修整,每1m左右修边一次,至设计标高,再统一进行一次修坡清底,检查坑底宽和标高,要求坑底凹凸不超过1.5cm。在已有建筑物侧挖基坑(槽)应间隔分段进行,每段不超过2m,相邻段开挖应待己挖好的槽段基础完成并回填夯实后进行。(5).开挖条形浅基坑(槽)不放坡时,应沿灰线里面切出基槽的轮廓线对普通软土,可自上而下分层开挖,每层深度为30~60cm,从开挖端向后倒退按踏步型挖掘;对粘土、坚硬粘土和碎石类土,先用铺刨松后,再向前挖掘,每层挖土厚度15~20cm,每层应清底和出土,然后逐步挖掘。(6).基坑(槽)放坡,应先按规定的坡度粗略开挖,再分层按坡度要求做出坡度线,每隔3m左右做一条,以此线为准进行铲坡。挖基坑(槽)或挖较大面积土方时,从地面下挖1m便可开始刷边,挖至距离坑(槽)底0.5m时,应沿坑(槽)边每隔2~3m高差打入小木桩(竹签),并注明标高,同时配备0.5m长的木(竹)标杆若干根。操作人员用标杆按设计标高找平,由两端轴线(中心线)引桩拉通线,检查槽宽,修理槽边,铲平槽底,清除余土。(7).基坑(槽)开挖应尽量防止对地基土的扰动。当基坑用人工挖土,挖好后不能立即进行下道工序时,应预留15~30cm一层土不挖,qualified,finishedfixed.(4)thenecessaryconstructionequipmentconfigurationsareinplace,constructionworkersarrivedatthescene,holdingavalidworkpermitandcertificateofthecorrespondingtype.(5)theconstructionplanapproval,constructiontechnologytogivethelow-downtheworkhasbeencompleted.(6)enterthesiteinspectionofpipes,pipefittings,valvesandothercomprehensive.Pipes,pipesurfaceshallbefreeofcracks,scars,porosity,slag,folds,severecorrosionandotherdefects,openingandcloseflexibly,maintenanceofhighpressurevalvesoneatastrengthandtightnesstest,passtheinspection,testpipes,valvescleantheclosedlogo,placedneatlyinthespecifiedlocation.(7)enterthesceneofthepipelinecomponents,preformsaredesignedaccordingtotheirdocumentationrequirements,themodels,specifications,material,quantitycheck.(8)thepipelineofhighpressurepipeprefabricationfactoryintothescene,shouldcontrolone-linediagram,checkbytheirspecifications,sizes,materialsandtrends.1.2....,Itisimportanttoensurecorrectsizeandsurfaceroughness.Nomatterwhichmethodofcutting,withanglegrindercuttingsurfaceoxide,dross,ruggedandBurrBurrandGrind.(2)theincisionqualityshallconformtothefollowingprovisionsofthepipe:cutsurfacesshouldbesmooth,freefromcracks,heavyleather,Burr,bump,necking,dross,ferrousoxide,iron,etc.Cutsideslopedeviationshouldnotexceed1%oftheoutsidediameterofthepipe,andmustnotexceed3mm.1.2.4thepipinginstallation(1)afterinstallingtheorderprincipleisthefirstlarge-caliber,small-bore,highfirst,thentheground,OutdoorIndoor,headafterthefirstpipe,andpipemovingdeviceconnection,preferablyfromthedevicetotheexternalpiping,pipingandpipelineinstallationsynchronization.(2)prefabricatedpiping,pipeline,andthepipelineshould91
贵州建工集团第九建筑工程公司 施工组织设计待下道工序开始再挖至设计标高。(8).在地下水位以下挖土,应在基坑(槽)四侧或两侧随挖土随挖好临时排水沟和集水井,将水位降至坑底以下500mm,以利挖方进行。降水工作应持续到基础(包括地下水位下回填土)施工完成。(9).在基坑(槽)边缘上侧堆土或堆放材料时,应与基坑边缘保持1m以上距离,以保证坑边直立壁或边坡的稳定。当土质良好时,堆土或材料应距挖方边缘0.8m以外,高度不宜超过1.5m,并在已完基础一侧不应过高堆土,以免使基础、墙、柱产生歪斜裂缝。(10).如开挖的基坑(槽)深于邻近建筑基础时,开挖应保持一定的距离和坡度(图1-1),以免影响邻近建筑基础的稳定,一般应满足下列要求:h/l≤0.5~1.0。如不能满足要求,应采取在坡脚设挡墙或支撑进行加固处理。(11).开挖基坑(槽)或管沟时,不得超过基底标高,如基底深超过基础高度,则用C15毛石砼垫至持力层。(12).在基坑(槽)挖土过程中,应随时注意土质变化情况,如基底出现软弱土层、枯井、古墓,应与设计单位共同研究,采取加深、换填或其他加固地基方法处理。遇有文物,应做好保护,妥善处理后再施工。(13).雨期施工时,基坑(槽)应分段开挖,挖好一段浇筑一段垫层,并在基坑(槽)两侧围以土堤或挖排水沟,以防地面雨水流入基坑(槽);同时应经常检查边坡和支护稳定情况,必要时适当放缓边坡坡度或设置支撑,以防止坑壁受水浸泡造成塌方。(14).基坑开挖后不能长时间被雨水浸泡。施工时必须采用人工开挖或小药量,浅炮孔,小震动的爆破。以免破坏岩体的完整性。(15).基坑(槽)挖完后应进行验槽,一般采用钎探,是用锤把钢纤打入坑(槽)底的基土内,根据每打入一定深度的锤击数,来判断地基土质情况。钢纤用直径22~25mm的钢筋制成,钎尖呈60。尖锥状,长1.8~2.Om。铁锤重3.6~4.5kg。打锤时,举高离纤顶50~70cm将纤垂直打入土中,并记录每打入土层30cm的锤击数。纤孔布置和奸探深度,qualified,finishedfixed.(4)thenecessaryconstructionequipmentconfigurationsareinplace,constructionworkersarrivedatthescene,holdingavalidworkpermitandcertificateofthecorrespondingtype.(5)theconstructionplanapproval,constructiontechnologytogivethelow-downtheworkhasbeencompleted.(6)enterthesiteinspectionofpipes,pipefittings,valvesandothercomprehensive.Pipes,pipesurfaceshallbefreeofcracks,scars,porosity,slag,folds,severecorrosionandotherdefects,openingandcloseflexibly,maintenanceofhighpressurevalvesoneatastrengthandtightnesstest,passtheinspection,testpipes,valvescleantheclosedlogo,placedneatlyinthespecifiedlocation.(7)enterthesceneofthepipelinecomponents,preformsaredesignedaccordingtotheirdocumentationrequirements,themodels,specifications,material,quantitycheck.(8)thepipelineofhighpressurepipeprefabricationfactoryintothescene,shouldcontrolone-linediagram,checkbytheirspecifications,sizes,materialsandtrends.1.2....,Itisimportanttoensurecorrectsizeandsurfaceroughness.Nomatterwhichmethodofcutting,withanglegrindercuttingsurfaceoxide,dross,ruggedandBurrBurrandGrind.(2)theincisionqualityshallconformtothefollowingprovisionsofthepipe:cutsurfacesshouldbesmooth,freefromcracks,heavyleather,Burr,bump,necking,dross,ferrousoxide,iron,etc.Cutsideslopedeviationshouldnotexceed1%oftheoutsidediameterofthepipe,andmustnotexceed3mm.1.2.4thepipinginstallation(1)afterinstallingtheorderprincipleisthefirstlarge-caliber,small-bore,highfirst,thentheground,OutdoorIndoor,headafterthefirstpipe,andpipemovingdeviceconnection,preferablyfromthedevicetotheexternalpiping,pipingandpipelineinstallationsynchronization.(2)prefabricatedpiping,pipeline,andthepipelineshould91
贵州建工集团第九建筑工程公司 施工组织设计应根据地基土质的复杂情况和基槽宽度、形状而定,钎探要做好记录,钎探后纤孔要灌砂土。同时将锤击数显著过多或过少的纤孔,在记录表上用色笔或符号分开。在平面布置图上注明特硬或特软点的位置,供设计、勘察等有关部门验槽时分析处理。(16).基坑(槽)或管沟挖至基底标高,经纤探后,应会同设计、勘察、建设单位以及质量监督等部门,检查基底土质是否符合设计要求;对不符合要求的松软土层、坟坑、孔洞等,应作出地基处理记录,认真进行处理,完全符合设计要求后,参加各方应签证隐蔽工程记录,作为竣工资料保存。3.3地梁的施工工艺、操作方法3.3.1操作工艺地梁施工工艺流程如下图钢筋制作半成品试验配合比搅拌混凝土钢筋绑扎安装模板浇筑振捣养护试件测定值组装垫块预检(隐蔽)记录质量验收预埋管线及铁件垫块制作3.3.2材料质量控制①、水泥:32.5号~42.5级普通硅酸盐水泥或矿渣硅酸盐水泥;应具有出厂合格证和试验报告。②、砂;含泥量不大于3%。③、石子:卵石或碎石,粒径5~40mm,含泥量不大于2%。④、钢筋:品种和规格均符合设计要求,并有出厂合格证和试验报告。⑤、钢丝:规格为18号~32号⑥、砂浆垫块:用1:3的水泥砂浆埋入22号铁丝,提前预制,使用时要达到强度。qualified,finishedfixed.(4)thenecessaryconstructionequipmentconfigurationsareinplace,constructionworkersarrivedatthescene,holdingavalidworkpermitandcertificateofthecorrespondingtype.(5)theconstructionplanapproval,constructiontechnologytogivethelow-downtheworkhasbeencompleted.(6)enterthesiteinspectionofpipes,pipefittings,valvesandothercomprehensive.Pipes,pipesurfaceshallbefreeofcracks,scars,porosity,slag,folds,severecorrosionandotherdefects,openingandcloseflexibly,maintenanceofhighpressurevalvesoneatastrengthandtightnesstest,passtheinspection,testpipes,valvescleantheclosedlogo,placedneatlyinthespecifiedlocation.(7)enterthesceneofthepipelinecomponents,preformsaredesignedaccordingtotheirdocumentationrequirements,themodels,specifications,material,quantitycheck.(8)thepipelineofhighpressurepipeprefabricationfactoryintothescene,shouldcontrolone-linediagram,checkbytheirspecifications,sizes,materialsandtrends.1.2....,Itisimportanttoensurecorrectsizeandsurfaceroughness.Nomatterwhichmethodofcutting,withanglegrindercuttingsurfaceoxide,dross,ruggedandBurrBurrandGrind.(2)theincisionqualityshallconformtothefollowingprovisionsofthepipe:cutsurfacesshouldbesmooth,freefromcracks,heavyleather,Burr,bump,necking,dross,ferrousoxide,iron,etc.Cutsideslopedeviationshouldnotexceed1%oftheoutsidediameterofthepipe,andmustnotexceed3mm.1.2.4thepipinginstallation(1)afterinstallingtheorderprincipleisthefirstlarge-caliber,small-bore,highfirst,thentheground,OutdoorIndoor,headafterthefirstpipe,andpipemovingdeviceconnection,preferablyfromthedevicetotheexternalpiping,pipingandpipelineinstallationsynchronization.(2)prefabricatedpiping,pipeline,andthepipelineshould91
贵州建工集团第九建筑工程公司 施工组织设计⑦、外加剂、掺合料:应根据设计要求的规定,并通过试验确定。3.3.3作业条件①、测量放线.根据打桩测量设置的标准桩标定的标高和水准点,引出轴线控制桩。根据设计标高的孔桩开挖尺寸,复核测量桩基的轴线和标高,经测量验收合格后,应办理预检手续,作出记录,归档备查。②、桩基施工已全部完成,截桩符合设计要求的标高,将埋入承台内的桩顶部分凿出,洗净,并按设计标高和尺寸挖完基土,作完基施工验收记录。③、混凝土的拌制:应具有校正的磅秤,机械性能完好的搅拌机振捣器。④、模具:必须采用标准模数的模板和零配件;可采用组合钢模和配套的零配件。⑤、应将孔槽底虚土,杂物等垃圾清除干净。3.3.4浇筑混凝土基础①、施工准备材料及主要机具:a、水泥:42.5级硅酸盐水泥、矿渣硅酸盐水泥和普通硅酸盐水泥。b、砂:中砂或粗砂,含泥量不大于5%,c、石子:卵石和碎石,料径5~40mm,含泥量不大于2%,且无杂物。d、水:应用自来水或不含有害物质的洁净水。e、外加剂、掺合料:其品种及掺时,就根据需要试验确定。主要机具:搅拌机、磅秤、手推车或翻斗车、铁锹、振捣器、刮杠、木抹子、胶皮管、串桶或溜槽等。②、作业条件基础轴线尺寸、基底标高和地质情况均经过检查,并应办完隐检手续。安装的模板已经过检查,符合设计要求,办完预检。在槽帮、墙面或模板上做好混凝土上平的标志,大面积浇筑的基础每隔3M左右钉上水平桩。qualified,finishedfixed.(4)thenecessaryconstructionequipmentconfigurationsareinplace,constructionworkersarrivedatthescene,holdingavalidworkpermitandcertificateofthecorrespondingtype.(5)theconstructionplanapproval,constructiontechnologytogivethelow-downtheworkhasbeencompleted.(6)enterthesiteinspectionofpipes,pipefittings,valvesandothercomprehensive.Pipes,pipesurfaceshallbefreeofcracks,scars,porosity,slag,folds,severecorrosionandotherdefects,openingandcloseflexibly,maintenanceofhighpressurevalvesoneatastrengthandtightnesstest,passtheinspection,testpipes,valvescleantheclosedlogo,placedneatlyinthespecifiedlocation.(7)enterthesceneofthepipelinecomponents,preformsaredesignedaccordingtotheirdocumentationrequirements,themodels,specifications,material,quantitycheck.(8)thepipelineofhighpressurepipeprefabricationfactoryintothescene,shouldcontrolone-linediagram,checkbytheirspecifications,sizes,materialsandtrends.1.2....,Itisimportanttoensurecorrectsizeandsurfaceroughness.Nomatterwhichmethodofcutting,withanglegrindercuttingsurfaceoxide,dross,ruggedandBurrBurrandGrind.(2)theincisionqualityshallconformtothefollowingprovisionsofthepipe:cutsurfacesshouldbesmooth,freefromcracks,heavyleather,Burr,bump,necking,dross,ferrousoxide,iron,etc.Cutsideslopedeviationshouldnotexceed1%oftheoutsidediameterofthepipe,andmustnotexceed3mm.1.2.4thepipinginstallation(1)afterinstallingtheorderprincipleisthefirstlarge-caliber,small-bore,highfirst,thentheground,OutdoorIndoor,headafterthefirstpipe,andpipemovingdeviceconnection,preferablyfromthedevicetotheexternalpiping,pipingandpipelineinstallationsynchronization.(2)prefabricatedpiping,pipeline,andthepipelineshould91
贵州建工集团第九建筑工程公司 施工组织设计埋在垫层中的暖卫、电气等各种管线沟均已安装完毕,并经过有关方面验收。校核混凝土配合比,检查后台磅秤,进行技术交底准备好混凝土试模。③、操作工艺a、工艺流程:槽底或模板内清理混凝土拌制混凝土浇筑混凝土振捣混凝土养护b、清理:在地基或基土上清除淤泥和杂物,并应有防水和排水施工。对于干燥土应用水润湿,表面不得留有积水。在支模的板内清除垃圾、混凝土等杂物,并浇水润湿大模板,堵塞板缝和孔洞。c、混凝土拌制:后台要认真按混凝土的配合比投料,每盘投料顺序为石子—水泥—砂子(掺合料)—水(外加剂)。严格控制用水量,搅拌要均匀,最短时间不小于90s。d、混凝土的浇筑混凝土的下料口距离所浇筑的混凝土表面高度不得超过2M。如自由倾落超过2M时,应采用串桶或溜槽。混凝土的浇筑应分层连续进行,一般分层厚度为振捣器作用部分长度的1.25倍,最大不超过50CM。用插入式振捣器应快插慢拨,插点应均匀排列,逐点移动,顺序进行,不得遗漏,做到振捣密实。移动间间不大于振捣棒作用半径的1.5倍.振捣上一层时应插入下层5CM,以消除两层间的接缝。平板振捣器的移动间距,应能保证振动器的平板覆盖已振捣的边缘。混凝土不能连续浇筑时,一般超过2h,应按施工缝处理。浇筑混凝土时,应经常注意观察模板、支架、管道和预留孔、预埋件有无走动情况。当发现有变形、位移时,应立即停止浇筑,并及时处理好,再继续浇筑。混凝土振捣密实后,表面应用木抹子搓平。qualified,finishedfixed.(4)thenecessaryconstructionequipmentconfigurationsareinplace,constructionworkersarrivedatthescene,holdingavalidworkpermitandcertificateofthecorrespondingtype.(5)theconstructionplanapproval,constructiontechnologytogivethelow-downtheworkhasbeencompleted.(6)enterthesiteinspectionofpipes,pipefittings,valvesandothercomprehensive.Pipes,pipesurfaceshallbefreeofcracks,scars,porosity,slag,folds,severecorrosionandotherdefects,openingandcloseflexibly,maintenanceofhighpressurevalvesoneatastrengthandtightnesstest,passtheinspection,testpipes,valvescleantheclosedlogo,placedneatlyinthespecifiedlocation.(7)enterthesceneofthepipelinecomponents,preformsaredesignedaccordingtotheirdocumentationrequirements,themodels,specifications,material,quantitycheck.(8)thepipelineofhighpressurepipeprefabricationfactoryintothescene,shouldcontrolone-linediagram,checkbytheirspecifications,sizes,materialsandtrends.1.2....,Itisimportanttoensurecorrectsizeandsurfaceroughness.Nomatterwhichmethodofcutting,withanglegrindercuttingsurfaceoxide,dross,ruggedandBurrBurrandGrind.(2)theincisionqualityshallconformtothefollowingprovisionsofthepipe:cutsurfacesshouldbesmooth,freefromcracks,heavyleather,Burr,bump,necking,dross,ferrousoxide,iron,etc.Cutsideslopedeviationshouldnotexceed1%oftheoutsidediameterofthepipe,andmustnotexceed3mm.1.2.4thepipinginstallation(1)afterinstallingtheorderprincipleisthefirstlarge-caliber,small-bore,highfirst,thentheground,OutdoorIndoor,headafterthefirstpipe,andpipemovingdeviceconnection,preferablyfromthedevicetotheexternalpiping,pipingandpipelineinstallationsynchronization.(2)prefabricatedpiping,pipeline,andthepipelineshould91
贵州建工集团第九建筑工程公司 施工组织设计混凝土的养护:混凝土浇筑完毕后,应在12h内加以覆盖和浇水,浇水次数能保持混凝土有足够的润湿状态。养护期一般不少于7昼夜。雨、冬期施工时,露天浇筑混凝土应编制季节性施工方案,采取有效措施,确保混凝土的质量。④、应注意的质量问题混凝土不密实,有蜂窝麻面:主要由于振捣不好、漏振、配合比不准或模板隙漏浆等原因造成。表面不平、标高不准、尺寸增大:由于水平标志的线段或木橛不准,操作时未认真找平,或模板支撑不牢等原因造成。缝隙夹渣:施工缝处混凝土结合不好,有杂物。主要是未认真清理而造成。不规则裂缝:基础过长而收缩,上下层混凝土结合不好,养护不够,或拆模过早而造成。4、框架主体结构主体结构施工时,水平方向不分施工段;垂直方向以结构自然层分段,每层先浇筑框架柱,再浇筑梁,板砼,柱子的砼浇筑应在梁、板模板安装后,钢筋末绑焊前进行,以便利用梁,板模板稳定柱模和作为浇车筑柱的砼操作平台用。采用两台物料提升机负责垂直运输,采用2台JZC500型搅拌机抖制砼,钢筋采用气压焊焊接至设计长度。4.1模板工程4.1.1施工操作工艺(一)柱模板安装柱采用定型组合钢模型现场散拼散拆,所有阳角采用100宽阳角模保持直通至板底,柱与梁交接阴角采用异型模板。①.先按柱底标高和位置抹好水泥砂浆找平层,按放线位置,做好定位,以保证柱轴线和标高的正确。或者按放线位置钉好压脚板,或在柱四边离地50~80mm处的主筋上焊接支杆,从四面顶住模板,以防止位移。②.按柱模板设计图的模板位置,由下而上安装组合钢模板,qualified,finishedfixed.(4)thenecessaryconstructionequipmentconfigurationsareinplace,constructionworkersarrivedatthescene,holdingavalidworkpermitandcertificateofthecorrespondingtype.(5)theconstructionplanapproval,constructiontechnologytogivethelow-downtheworkhasbeencompleted.(6)enterthesiteinspectionofpipes,pipefittings,valvesandothercomprehensive.Pipes,pipesurfaceshallbefreeofcracks,scars,porosity,slag,folds,severecorrosionandotherdefects,openingandcloseflexibly,maintenanceofhighpressurevalvesoneatastrengthandtightnesstest,passtheinspection,testpipes,valvescleantheclosedlogo,placedneatlyinthespecifiedlocation.(7)enterthesceneofthepipelinecomponents,preformsaredesignedaccordingtotheirdocumentationrequirements,themodels,specifications,material,quantitycheck.(8)thepipelineofhighpressurepipeprefabricationfactoryintothescene,shouldcontrolone-linediagram,checkbytheirspecifications,sizes,materialsandtrends.1.2....,Itisimportanttoensurecorrectsizeandsurfaceroughness.Nomatterwhichmethodofcutting,withanglegrindercuttingsurfaceoxide,dross,ruggedandBurrBurrandGrind.(2)theincisionqualityshallconformtothefollowingprovisionsofthepipe:cutsurfacesshouldbesmooth,freefromcracks,heavyleather,Burr,bump,necking,dross,ferrousoxide,iron,etc.Cutsideslopedeviationshouldnotexceed1%oftheoutsidediameterofthepipe,andmustnotexceed3mm.1.2.4thepipinginstallation(1)afterinstallingtheorderprincipleisthefirstlarge-caliber,small-bore,highfirst,thentheground,OutdoorIndoor,headafterthefirstpipe,andpipemovingdeviceconnection,preferablyfromthedevicetotheexternalpiping,pipingandpipelineinstallationsynchronization.(2)prefabricatedpiping,pipeline,andthepipelineshould91
贵州建工集团第九建筑工程公司 施工组织设计一般按柱子大小一面模板的一边带一个角模预先拼好,就位后先用铁丝与主筋连接临时固定,用少量U形卡将两侧模板连接卡紧,安装完两面再安装另两面模板,由下而上直至柱顶。③.支承及加固系统采用ø48×3.5钢管搭设,为保证其可靠,将柱间梁支撑同步搭设并设剪刀撑,以保证柱模的稳固。④、柱箍可用型钢(角钢、槽钢)或钢管制成,柱箍间距根据柱模尺寸、侧压力大小、组合钢模板强度、刚度,由计算和配板设计确定。对于截面较大的柱子应按设计增加对拉螺栓。当用钢管、扣件作为柱箍时,扣件受力应有确切依据时才能使用。具体如下:柱边长B≤600的,采用ø48×3.5钢管抱箍,箍距@500~600;柱边长:600