山东住宅楼悬挑式外脚手架及卸料平台搭设技术交底

'悬挑式外脚手架及卸料平台技术交底工程名称滨州市五岳花园居住小区施工单位山东博泰建工有限公司分项工程名称外脚手架及卸料平台工程交底部位3#、4#、5#、6#楼交底时间2012.11.2交底内容一、悬挑式脚手架的搭设顺序：根据立杆位置在楼层内预埋圆钢→浇筑砼→安放悬挑工字钢→立杆与工字钢上的短钢筋头对接焊→搭设第一步脚手架→斜拉钢丝绳→设置连墙件→卸荷二、搭设要点1、脚手架沿外墙布置，内排立杆距离外墙不大于300mm；有空调板和飘窗的墙体外排立杆拉通布置，内排立柱距外边大于300mm。外墙和脚手架间距过大的部位要加设一排立杆；2、脚手架立杆的纵距为1.5m，立杆的横距为0.8m，横杆的步距为1.80m；3、连墙件原则上按照每层两跨布置，竖向每层布置，水平向间距3.0米；4、钢悬挑式脚手架在外侧立面整个长度和高度连续设置剪刀撑；5、悬挑梁：采用不小于16号工字钢制作，凡斜道、转角处的悬挑梁，外端纵向应连结焊接，工字钢间距为立杆纵距1.5m。6、斜拉钢丝绳：采用直径为14mm的双股钢丝绳，水平间距同立杆纵距1.5m，钢丝绳卡其数量不得少于3个，间距不小于钢丝绳直径的6倍。7、卸荷吊环及钢丝绳：采用16mm圆钢，卸荷钢丝绳采用直径为14mm的双股钢丝绳，水平间距同立杆纵距1.5m，做法见详图。feelfreetolistentotheirvoicesandhelpthemassessolveproblems,wewereofficiallyopenedonMay10"12345"Mayorcalls,formulatedrulesandregulations,equippedwithafull-timestaff,a24-houron-dutysystem,peopletocalltoreceive,reply,action,reminders,feedbackandsoon.Byyearend,handledthecrowdcalls1076,94.7%feedbackrate.　　ByMayorcallsactivecoordinationtosolvealargenumberofbearsontheimmediateinterestsofthepeopleandissuesofgreatlives,butalsoforleadershipresearchanddecisiontocollectalotofgoodideasandsuggestions,byallsectorsofthecommunityalike.Second,startMunicipalGovernmentAffairsHallbuilt.OnMay11,webuiltandlaunchedthecity-governmentlobby,weresettledin12departments,strictimplementationoffirstaskingdutysystem,servicesystem,systemofgratuitous,"receiving,internalcoordination,headofthewindowhandle,limitedtimeconcluded"one-stopservice.Bytheendoftodaytoacceptvarioustypesof3,273,originallyofupto100%.　　RunningGovernmentAffairsHall,theconvenienceofthemasses,promotingopenGovernment,improvetheinvestmentenvironmentandsolvetheirpracticalproblems,andsodidalotofwork,masses,servethecommunityfortheGovernmenttoplayaverygood"window,link,model".Third,createacitygovernmentpublicaffairsnetwork.WerelyontheGovernmentWebsite,wascompletedonMay24,theprovince"sfirstpublicaffairsnetwork.Over 8、固定工字钢预埋件：采用16mm圆钢，做法见详图。a.锚固筋预埋b.安放工字钢c.锚固筋焊接12349、3#楼在标一层开始设置悬挑钢梁；4#楼在标二层开始设置悬挑钢梁；5#、6#楼在标四层开始设置悬挑钢梁，待钢梁锚固件砼达到悬挑脚手架搭设强度后，在工字钢上支设脚手架立杆。其它层高根据悬挑架规范设计要求、根据楼层的高低另设埋置悬挑钢梁。10、工字梁悬挑层用16mm厚胶合板全封闭，脚手架在6#楼西山墙顺悬挑脚手架七层设置一道斜挡挑网，挑网外伸6.0m，挑网采用两层尼龙安全平网加一层密目安全网，面上加铺一道50mm模板，斜挡挑网以上并沿脚手架西山墙满挂钢丝网防护；4#feelfreetolistentotheirvoicesandhelpthemassessolveproblems,wewereofficiallyopenedonMay10"12345"Mayorcalls,formulatedrulesandregulations,equippedwithafull-timestaff,a24-houron-dutysystem,peopletocalltoreceive,reply,action,reminders,feedbackandsoon.Byyearend,handledthecrowdcalls1076,94.7%feedbackrate.　　ByMayorcallsactivecoordinationtosolvealargenumberofbearsontheimmediateinterestsofthepeopleandissuesofgreatlives,butalsoforleadershipresearchanddecisiontocollectalotofgoodideasandsuggestions,byallsectorsofthecommunityalike.Second,startMunicipalGovernmentAffairsHallbuilt.OnMay11,webuiltandlaunchedthecity-governmentlobby,weresettledin12departments,strictimplementationoffirstaskingdutysystem,servicesystem,systemofgratuitous,"receiving,internalcoordination,headofthewindowhandle,limitedtimeconcluded"one-stopservice.Bytheendoftodaytoacceptvarioustypesof3,273,originallyofupto100%.　　RunningGovernmentAffairsHall,theconvenienceofthemasses,promotingopenGovernment,improvetheinvestmentenvironmentandsolvetheirpracticalproblems,andsodidalotofwork,masses,servethecommunityfortheGovernmenttoplayaverygood"window,link,model".Third,createacitygovernmentpublicaffairsnetwork.WerelyontheGovernmentWebsite,wascompletedonMay24,theprovince"sfirstpublicaffairsnetwork.Over 楼东山墙顺悬挑脚手架东山墙满挂钢丝网防护。三、连墙杆搭设：连墙杆用钢管，一端与脚手架外立杆用直角扣件固定，另一端与框架梁（剪力墙）预留短钢管用直角扣件连接，钢管埋入砼的深度不得小于250mm，外露长度不得小于150mm，将脚手架与建筑物刚性连接。脚手架地下部分连墙杆，改用钢管支撑于护壁和已施工完的外墙上。见下图feelfreetolistentotheirvoicesandhelpthemassessolveproblems,wewereofficiallyopenedonMay10"12345"Mayorcalls,formulatedrulesandregulations,equippedwithafull-timestaff,a24-houron-dutysystem,peopletocalltoreceive,reply,action,reminders,feedbackandsoon.Byyearend,handledthecrowdcalls1076,94.7%feedbackrate.　　ByMayorcallsactivecoordinationtosolvealargenumberofbearsontheimmediateinterestsofthepeopleandissuesofgreatlives,butalsoforleadershipresearchanddecisiontocollectalotofgoodideasandsuggestions,byallsectorsofthecommunityalike.Second,startMunicipalGovernmentAffairsHallbuilt.OnMay11,webuiltandlaunchedthecity-governmentlobby,weresettledin12departments,strictimplementationoffirstaskingdutysystem,servicesystem,systemofgratuitous,"receiving,internalcoordination,headofthewindowhandle,limitedtimeconcluded"one-stopservice.Bytheendoftodaytoacceptvarioustypesof3,273,originallyofupto100%.　　RunningGovernmentAffairsHall,theconvenienceofthemasses,promotingopenGovernment,improvetheinvestmentenvironmentandsolvetheirpracticalproblems,andsodidalotofwork,masses,servethecommunityfortheGovernmenttoplayaverygood"window,link,model".Third,createacitygovernmentpublicaffairsnetwork.WerelyontheGovernmentWebsite,wascompletedonMay24,theprovince"sfirstpublicaffairsnetwork.Over 四、剪刀撑、横向斜撑搭设：剪刀撑随立杆、大小横杆同步搭设。底层剪刀撑、斜撑下端固定在立杆底部，与立杆和伸出的小横杆连接。1、每道剪刀撑跨越5～7根立杆，与地面呈45°～60°。高度在24m内的脚手架外侧立面两侧各设一道剪刀撑；由底到顶连续设置。中间按净距每12～15m设一道；高度大于24m时，外侧立面整个长度和高度上应连续设剪刀撑。剪刀撑搭设时，其两端除用旋转扣件与立杆或大横杆扣紧外，中间用2-4个扣接点与相交的立杆或大横杆扣紧。2、剪刀撑的斜杆用搭接接长，搭接长度不小于1.0m，搭接采用3个旋转扣件，并用至少2个旋转扣件固定在与之相交的小横杆伸出端或立杆上，旋转扣件中心至主节点的距离不大于150mm，端部扣件盖板边缘离杆端距离不小于100mm。3、剪刀撑、斜撑最下面的斜杆与立杆的连接点离地面高度不大于500mm。五、脚手板：作业层脚手板离建筑物外墙面150-250mm。feelfreetolistentotheirvoicesandhelpthemassessolveproblems,wewereofficiallyopenedonMay10"12345"Mayorcalls,formulatedrulesandregulations,equippedwithafull-timestaff,a24-houron-dutysystem,peopletocalltoreceive,reply,action,reminders,feedbackandsoon.Byyearend,handledthecrowdcalls1076,94.7%feedbackrate.　　ByMayorcallsactivecoordinationtosolvealargenumberofbearsontheimmediateinterestsofthepeopleandissuesofgreatlives,butalsoforleadershipresearchanddecisiontocollectalotofgoodideasandsuggestions,byallsectorsofthecommunityalike.Second,startMunicipalGovernmentAffairsHallbuilt.OnMay11,webuiltandlaunchedthecity-governmentlobby,weresettledin12departments,strictimplementationoffirstaskingdutysystem,servicesystem,systemofgratuitous,"receiving,internalcoordination,headofthewindowhandle,limitedtimeconcluded"one-stopservice.Bytheendoftodaytoacceptvarioustypesof3,273,originallyofupto100%.　　RunningGovernmentAffairsHall,theconvenienceofthemasses,promotingopenGovernment,improvetheinvestmentenvironmentandsolvetheirpracticalproblems,andsodidalotofwork,masses,servethecommunityfortheGovernmenttoplayaverygood"window,link,model".Third,createacitygovernmentpublicaffairsnetwork.WerelyontheGovernmentWebsite,wascompletedonMay24,theprovince"sfirstpublicaffairsnetwork.Over 1、作业层脚手板设在4根大横杆上（在脚手架原有两根大横杆间加设两根通长大横杆），钢笆与大横杆用4＃镀锌铁丝绑扎牢固，防止倾翻。斜道、平台、拐角处的脚手板，用4＃镀锌铁丝与小横杆绑扎牢固，防止滑动。2、自顶层作业层脚手板往下，每步满铺一层脚手板；六、斜道搭设：1、本工程每栋或单元天井内各搭设一处斜道至作业层，供作业人员上下使用。斜道及休息平台上铺木龙骨，面铺多层板，多层板上钉防滑条。2、斜道附着外脚手架搭设，斜道立杆纵距与脚手架纵距一致，横距与斜道宽度一致为1.10米。3、斜道坡度为1：3，休息平台宽为1.2米，斜道两侧及平台外围设栏杆与挡脚板，栏杆高度为1.2米，挡脚板高度不小于180mm。七、安全网搭设：1、脚手架地上部分外侧用密目式安全网（2000目/100cm2）进行全封闭隔绝，并随脚手架搭设升高而升高。安全网设在外排立杆的内侧，4＃镀锌铁丝与脚手架绑扎牢固。2、作业层脚手板下外架第一步(1.80m高)开始拉设兜网，以后每隔2层架子拉设一道兜网，施工层脚手板和施工层临边必须设兜网和立网，以保证高处作业人员的安全。3、脚手架拐角处、阳台内侧离建筑物墙面空隙大于150mm时，脚手板底和内侧立面用尼龙隔离平网保护。八、安全通道搭设要求在每个施工出入口部位搭设一个安全通道。宽度不小于4m。伸出长度根据现场条件确定，护头棚上设安全标志。（详见下图）feelfreetolistentotheirvoicesandhelpthemassessolveproblems,wewereofficiallyopenedonMay10"12345"Mayorcalls,formulatedrulesandregulations,equippedwithafull-timestaff,a24-houron-dutysystem,peopletocalltoreceive,reply,action,reminders,feedbackandsoon.Byyearend,handledthecrowdcalls1076,94.7%feedbackrate.　　ByMayorcallsactivecoordinationtosolvealargenumberofbearsontheimmediateinterestsofthepeopleandissuesofgreatlives,butalsoforleadershipresearchanddecisiontocollectalotofgoodideasandsuggestions,byallsectorsofthecommunityalike.Second,startMunicipalGovernmentAffairsHallbuilt.OnMay11,webuiltandlaunchedthecity-governmentlobby,weresettledin12departments,strictimplementationoffirstaskingdutysystem,servicesystem,systemofgratuitous,"receiving,internalcoordination,headofthewindowhandle,limitedtimeconcluded"one-stopservice.Bytheendoftodaytoacceptvarioustypesof3,273,originallyofupto100%.　　RunningGovernmentAffairsHall,theconvenienceofthemasses,promotingopenGovernment,improvetheinvestmentenvironmentandsolvetheirpracticalproblems,andsodidalotofwork,masses,servethecommunityfortheGovernmenttoplayaverygood"window,link,model".Third,createacitygovernmentpublicaffairsnetwork.WerelyontheGovernmentWebsite,wascompletedonMay24,theprovince"sfirstpublicaffairsnetwork.Over 通道示意图九、悬挑卸料平台搭设方案交底：卸料平台使用16#工字钢悬挑搭设，自成受力系统，每栋每层布置两个，平面位置在楼层长方向的1/3段处，以减少材料人工转运距离。每层循环重复位置。卸料平台伸出脚手架约3.6m，宽约2.2m，平台悬挑工字钢伸入板内约2.0m，与预埋Ø20圆钢“U”型卡箍固定，悬挑件采用角钢，间距400～500mm，角钢上方焊3厚防滑钢板或满铺50mm厚模板。卸载钢丝绳拉结卸料平台远端位置的要求隔一层往下拉（即8层的卸料平台在10层板拉钢丝绳卸载。平台每边内外两道Ø16钢丝绳）。卸料平台平面示意图如下：feelfreetolistentotheirvoicesandhelpthemassessolveproblems,wewereofficiallyopenedonMay10"12345"Mayorcalls,formulatedrulesandregulations,equippedwithafull-timestaff,a24-houron-dutysystem,peopletocalltoreceive,reply,action,reminders,feedbackandsoon.Byyearend,handledthecrowdcalls1076,94.7%feedbackrate.　　ByMayorcallsactivecoordinationtosolvealargenumberofbearsontheimmediateinterestsofthepeopleandissuesofgreatlives,butalsoforleadershipresearchanddecisiontocollectalotofgoodideasandsuggestions,byallsectorsofthecommunityalike.Second,startMunicipalGovernmentAffairsHallbuilt.OnMay11,webuiltandlaunchedthecity-governmentlobby,weresettledin12departments,strictimplementationoffirstaskingdutysystem,servicesystem,systemofgratuitous,"receiving,internalcoordination,headofthewindowhandle,limitedtimeconcluded"one-stopservice.Bytheendoftodaytoacceptvarioustypesof3,273,originallyofupto100%.　　RunningGovernmentAffairsHall,theconvenienceofthemasses,promotingopenGovernment,improvetheinvestmentenvironmentandsolvetheirpracticalproblems,andsodidalotofwork,masses,servethecommunityfortheGovernmenttoplayaverygood"window,link,model".Third,createacitygovernmentpublicaffairsnetwork.WerelyontheGovernmentWebsite,wascompletedonMay24,theprovince"sfirstpublicaffairsnetwork.Over feelfreetolistentotheirvoicesandhelpthemassessolveproblems,wewereofficiallyopenedonMay10"12345"Mayorcalls,formulatedrulesandregulations,equippedwithafull-timestaff,a24-houron-dutysystem,peopletocalltoreceive,reply,action,reminders,feedbackandsoon.Byyearend,handledthecrowdcalls1076,94.7%feedbackrate.　　ByMayorcallsactivecoordinationtosolvealargenumberofbearsontheimmediateinterestsofthepeopleandissuesofgreatlives,butalsoforleadershipresearchanddecisiontocollectalotofgoodideasandsuggestions,byallsectorsofthecommunityalike.Second,startMunicipalGovernmentAffairsHallbuilt.OnMay11,webuiltandlaunchedthecity-governmentlobby,weresettledin12departments,strictimplementationoffirstaskingdutysystem,servicesystem,systemofgratuitous,"receiving,internalcoordination,headofthewindowhandle,limitedtimeconcluded"one-stopservice.Bytheendoftodaytoacceptvarioustypesof3,273,originallyofupto100%.　　RunningGovernmentAffairsHall,theconvenienceofthemasses,promotingopenGovernment,improvetheinvestmentenvironmentandsolvetheirpracticalproblems,andsodidalotofwork,masses,servethecommunityfortheGovernmenttoplayaverygood"window,link,model".Third,createacitygovernmentpublicaffairsnetwork.WerelyontheGovernmentWebsite,wascompletedonMay24,theprovince"sfirstpublicaffairsnetwork.Over 十、安全措施1、所有操作人员应持证上岗，操作人员进入现场后，应做好进场三级教育，并做好会议记录，进行详细的安全技术交底。架子工作业时，必须佩带好安全帽、系好安全带，严禁穿高跟鞋、拖鞋或硬底带钉易滑鞋作业，工具及零件放在工具包内，服从指挥，集中思想、相互配合，拆除下来的材料不乱抛、乱扔。脚手架作业下方不准站人，架子工不准在脚手架上打闹、嬉笑。2、每一楼层外架搭设完毕后，必须验收合格后方可使用。3、高空作业要正确使用“三保”遇六级以上大风时，应停止高空作业。4、及时收集气象资料，并通知全体施工人员，便于安排工作和进一步采取措施。5、焊接作业时，要注意防火，遇风时，应设置挡风板，避免火花飞溅。6、外架上不得堆放钢筋，模板等材料。feelfreetolistentotheirvoicesandhelpthemassessolveproblems,wewereofficiallyopenedonMay10"12345"Mayorcalls,formulatedrulesandregulations,equippedwithafull-timestaff,a24-houron-dutysystem,peopletocalltoreceive,reply,action,reminders,feedbackandsoon.Byyearend,handledthecrowdcalls1076,94.7%feedbackrate.　　ByMayorcallsactivecoordinationtosolvealargenumberofbearsontheimmediateinterestsofthepeopleandissuesofgreatlives,butalsoforleadershipresearchanddecisiontocollectalotofgoodideasandsuggestions,byallsectorsofthecommunityalike.Second,startMunicipalGovernmentAffairsHallbuilt.OnMay11,webuiltandlaunchedthecity-governmentlobby,weresettledin12departments,strictimplementationoffirstaskingdutysystem,servicesystem,systemofgratuitous,"receiving,internalcoordination,headofthewindowhandle,limitedtimeconcluded"one-stopservice.Bytheendoftodaytoacceptvarioustypesof3,273,originallyofupto100%.　　RunningGovernmentAffairsHall,theconvenienceofthemasses,promotingopenGovernment,improvetheinvestmentenvironmentandsolvetheirpracticalproblems,andsodidalotofwork,masses,servethecommunityfortheGovernmenttoplayaverygood"window,link,model".Third,createacitygovernmentpublicaffairsnetwork.WerelyontheGovernmentWebsite,wascompletedonMay24,theprovince"sfirstpublicaffairsnetwork.Over 7、脚手架拆除程序与安装程序相反，拆除时，先将脚手架板逐一传递至楼层或转料平台上，再按步骤拆除，拆除步骤为横杆→立杆→剪刀撑，拆除时，严禁乱丢及高空坠物。8、槽钢支撑平台是基本的受力结构，应注意对该处使用的钢管及扣件进行挑选，变形、磨损严重、扣不牢的不应使用。搭设过程中及搭设好应加强检查螺丝是否拧紧、扣件是否松动、杆件是否严重变形等。9、对围护安全网、外挑安全网、外侧挡板和接地防雷等安全设施进行检查，保证这些安全设施完整、牢固，能正常发挥安全作用。10、脚手架的开口、断口和出入口进行重点检查，严格限制脚手架承载情况，不得超过设计荷载。11、控制使用荷载，确保足够的安全设备。严禁利用脚手架吊运重物、作业人员在架子上攀登、推车在架子上跑动、在脚手架上拉接吊装缆绳、任意拆除脚手架部件和连墙附件。12、六级以上大风、大雾、大雨暂停脚手架作业。13、在靠近电源处拆除脚手架时，必须将电源先切断或严密防护，必要时变更位置后方可进行作业，不允许将电源线拉在脚手架上，以防止漏电伤人。14、脚手架搭投、拆除、维修必须由架子工负责，非架子工不得从事脚手架操作。15、脚手架为非承重构架，使用过程中不允许在架子上堆重或作为模板工程的辅助结构。技术负责人交底人被交底人feelfreetolistentotheirvoicesandhelpthemassessolveproblems,wewereofficiallyopenedonMay10"12345"Mayorcalls,formulatedrulesandregulations,equippedwithafull-timestaff,a24-houron-dutysystem,peopletocalltoreceive,reply,action,reminders,feedbackandsoon.Byyearend,handledthecrowdcalls1076,94.7%feedbackrate.　　ByMayorcallsactivecoordinationtosolvealargenumberofbearsontheimmediateinterestsofthepeopleandissuesofgreatlives,butalsoforleadershipresearchanddecisiontocollectalotofgoodideasandsuggestions,byallsectorsofthecommunityalike.Second,startMunicipalGovernmentAffairsHallbuilt.OnMay11,webuiltandlaunchedthecity-governmentlobby,weresettledin12departments,strictimplementationoffirstaskingdutysystem,servicesystem,systemofgratuitous,"receiving,internalcoordination,headofthewindowhandle,limitedtimeconcluded"one-stopservice.Bytheendoftodaytoacceptvarioustypesof3,273,originallyofupto100%.　　RunningGovernmentAffairsHall,theconvenienceofthemasses,promotingopenGovernment,improvetheinvestmentenvironmentandsolvetheirpracticalproblems,andsodidalotofwork,masses,servethecommunityfortheGovernmenttoplayaverygood"window,link,model".Third,createacitygovernmentpublicaffairsnetwork.WerelyontheGovernmentWebsite,wascompletedonMay24,theprovince"sfirstpublicaffairsnetwork.Over feelfreetolistentotheirvoicesandhelpthemassessolveproblems,wewereofficiallyopenedonMay10"12345"Mayorcalls,formulatedrulesandregulations,equippedwithafull-timestaff,a24-houron-dutysystem,peopletocalltoreceive,reply,action,reminders,feedbackandsoon.Byyearend,handledthecrowdcalls1076,94.7%feedbackrate.　　ByMayorcallsactivecoordinationtosolvealargenumberofbearsontheimmediateinterestsofthepeopleandissuesofgreatlives,butalsoforleadershipresearchanddecisiontocollectalotofgoodideasandsuggestions,byallsectorsofthecommunityalike.Second,startMunicipalGovernmentAffairsHallbuilt.OnMay11,webuiltandlaunchedthecity-governmentlobby,weresettledin12departments,strictimplementationoffirstaskingdutysystem,servicesystem,systemofgratuitous,"receiving,internalcoordination,headofthewindowhandle,limitedtimeconcluded"one-stopservice.Bytheendoftodaytoacceptvarioustypesof3,273,originallyofupto100%.　　RunningGovernmentAffairsHall,theconvenienceofthemasses,promotingopenGovernment,improvetheinvestmentenvironmentandsolvetheirpracticalproblems,andsodidalotofwork,masses,servethecommunityfortheGovernmenttoplayaverygood"window,link,model".Third,createacitygovernmentpublicaffairsnetwork.WerelyontheGovernmentWebsite,wascompletedonMay24,theprovince"sfirstpublicaffairsnetwork.Over'