DB11T 1106-2014 建筑墙体砌块结构自保温施工和验收规程

ICS备案号：北京市地方标准DB11/T1106—2014建筑墙体砌块结构自保温施工和验收规程CodeforconsfructionandAcceptanceforbuildingengineeringofwallsself-insulationblockstructure2014-06-25发布2014-10-01实施北京市质量技术监督局北京市住房和城乡建设委员会联合发布目次1总则·································12术语·································23基本规定·······························34材料要求·······························65自保温复合砌块保温墙体施工······················106承重自保温复合混凝土砌块墙体施工···················137均质自保温砌块墙体施工························158水泥聚苯颗粒自保温砌块墙体施工····················179轻集料混凝土板（块）夹心复合自保温墙体施工··············1910质量检验与验收···························21附录A节点示意图···························25附录B外墙自保温复合砌块传热系数···················31附录C材料复验项目··························33本标准用词说明·····························34引用标准目录······························35条文说明································37Contents1Generalprovisions···················································································12Terms···································································································23Basicregulation·······················································································34Materials·······························································································65Constructionofself-insulationcompositeconcreteblockwall···························106Constructionofself-insulationload-bearingcompositeconcreteblockwall········137Constructionofself-insulationhomogeneousblocks·······································158Constructionofself-insulationbuildingmouldwall········································179Constructionoflightaggregateconcretesandwichcompositeinsulationwall·······1910Inspectionandacceptance······································································21AppendixASchematicdiagramofnodes·························································25AppendixBHeattransfercoefficientofexternalwallinsulationcompositeblock·········31AppendixCProjectmaterialsthereinspection················································33Explanationofwordinginthisspecification······················································34Listofquotedstandards···············································································35Clauseexplanation·····················································································37前言本规程为推荐性标准。本规程是依据北京市质量技术监督局关于2013年北京市地方标准制修订项目计划的通知，京质监标发﹝2013﹞136号下达的任务，项目编号为20131161。由北京城建科技促进会、北京市建筑材料质量监督检验站、北京市建设工程物资协会为主编单位，会同有关单位共同编制本规程。编制组依据国家现行的标准，参考国外先进技术和标准，在充分调查研究、认真做好试验验证工作，在总结建筑墙体砌块结构自保温工程施工及验收经验的基础上，广泛征求专家和有关单位的意见，编制了本规程。主要内容：1.总则2.术语3.基本规定4.材料要求5.自保温复合砌块保温墙体施工6..承重自保温复合混凝土砌块墙体施工7.均质自保温砌块墙体施工8.水泥聚苯颗粒自保温砌块墙体施工9.轻集料混凝土板（块）夹心复合自保温墙体施工10.质量检验与验收。本规程由北京市质量技术监督局和北京市住房和城乡建设委员会共同负责管理，由北京市住房和城乡建设委员会归口并组织实施，由北京城建科技促进会负责具体技术内容解释。在本规程实施过程中，若有意见和建议，请向北京城建科技促进会进行反馈。地址：北京市西城区广莲路甲5号北京建设大厦1011室电话：63964896邮编：100055本规程主编单位：北京城建科技促进会北京市建筑材料质量监督检验站北京市建设工程物资协会本规程参编单位：北京市金隅加气混凝土有限责任公司凯莱建筑材料（天津）有限公司北京鑫凯建筑材料有限责任公司北京金阳新建材有限公司三河市弘顺达新型建材有限公司北京市燕兴隆新型墙体材料有限公司北京振利节能环保科技有限公司北京市大兴宏光新型保温建筑材料厂北京顺港筑邦环保科技有限公司北京朝赛商贸有限公司本规程主要起草人员：杨永起孙兢立贾兰琴孙兢环彭梅吴振江孔祥荣王海生王聪张焕良刘勃楠崔永凯陈小刚康长楠贾海旺黄振利付佩儒仇浩张息清本规程主要审查人员：林寿张思成胡瑞深耿承达陈慧娟于大海栾德敏11总则1.0.1为规范本市建筑墙体砌块结构自保温工程施工和质量验收，做到技术先进、经济合理、安全适用、节能环保、保证工程质量，制定本标准。1.0.2本规程适用于新建、扩建和改建的工业与民用建筑采用自保温砌块墙体工程的施工、质量验收。1.0.3墙体砌块结构自保温工程施工、检验和验收除应符合本规程外尚应符合国家和本市现行标准及有关规定。22术语2.0.1砌体结构自保温体系systemofself-insulationmasonrystructure采用保温砌块及配套材料砌筑而成的体系。2.0.2自保温均质砌块homogeneousself-insulationblocks采用均质材料制作的保温砌块。如蒸压加气混凝土砌块、泡沫混凝土砌块等。2.0.3自保温复合砌块compositeselfinsulationblocks采用均质砌块或混凝土空心砌块同保温材料复合而成的自保温砌块。2.0.4水泥聚苯颗粒自保温砌块selfinsulationblocksofcementpolystyrenefoaminggraanole采用超轻聚苯乙烯颗粒、水泥等原料经机械工艺成型的自保温砌块。33基本规定3.0.1自保温砌块墙体的热工设计、施工和验收应符合《砌体结构设计规范》GB50003、《砌体工程施工质量验收规范》GB50203、《民用建筑热工设计规范》GB50176、《居住建筑节能设计标准》DB11/891，及《混凝土结构工程施工质量验收规程》GB50204、《建筑节能工程施工质量验收规范》GB50411、《公共建筑节能施工验收标准》DB11/510标准等国家现行和北京市标准的规定。3.0.2自保温砌块填充墙中的构造柱、芯柱、水平系梁等钢筋混凝土构件的施工与验收应符合国家现行标准《混凝土结构工程施工质量验收规程》GB50204《混凝土小型空心砌块建筑技术规程》JGJ/T14和《框架填充墙（轻集料砌块）设计及施工技术规程》DB11/T742的规定。混凝土性能应符合《混凝土小型空心砌块灌注混凝土》JC861标准的规定，混凝土强度等级应不低于C20。3.0.3自保温砌块填充墙的芯柱、构造柱、水平系梁施工挺符合下列规定：1砌筑砂浆强度大于1MPa后，方可浇灌构造柱、芯柱和水平系梁混凝土；2水平系梁的位置、钢筋配制应符合设计要求，水平系梁浇筑混凝土前，应与结构锚固，门窗洞口应按设计要求设置加强筋；3在楼（地）面砌筑芯柱部位，应采用带清扫口砌块或U型、E型或C型砌块，清扫芯柱底部的杂物，并用水冲洗干净；4芯柱和构造柱钢筋应植入结构或与结构中预埋的钢筋连接或焊接，搭接长度应符合相应规范要求；5芯柱和构造柱与系梁交接部位应整体现浇，若用U型块作系梁模壳时，其底部应留出芯柱和构造柱通过的空洞，空洞可用机具切割。3.0.4自保温砌块填充墙与框架混凝土结构的设置连接方式按设计进行施工，不得随意改变连接方式，有抗震设防要求时应采用脱开式。脱开式应利用窗过梁延伸与框架柱形成水平系梁，竖向可利用门窗边芯柱与上、下楼板或梁拉连，无窗洞口墙体应视墙体高度和长度设置芯柱或构造柱。脱开的控制缝宽度为20㎜，其缝隙应采用岩棉板、玻璃棉板、聚苯乙烯泡沫板或聚氨酯泡沫板填充，并用密封材料密封形成柔性连接。3.0.5自保温砌块墙体与内墙拉接时，宜设构造柱或在外墙预埋拉接筋或钢筋网片。3.0.6自保温砌块墙体结构采用内嵌式填充外墙，墙体外挑出宽度宜为50㎜，梁柱不4在同一平面时，外侧应预留保温层厚度，按设计热工要求和北京市标准采取抹保温砂浆、贴保温板（块）等保温技术措施。外贴保温板时，建筑高度小于24m，每6m宜加设金属托架支承措施；建筑高度大于24m时每3m加设支承措施。3.0.7施工环境温度不应低于5℃，风力大于5级，雨雪天气不得施工，雨天需要施工应有防雨措施。冬季施工应符合《建筑工程冬期施工工程》JGJ104的规定。3.0.8自保温混凝土砌块墙体砌到顶部应与梁（或楼板）顶紧，缝隙应采用同类轻质材料或专用斜面轻质砌块填塞，缝隙小时应填塞岩棉板、聚苯板或聚氨酯板，最后采用混凝土或干硬性砂浆塞紧。3.0.9自保温砌块外墙面应做防水处理，除在砌块砌筑时采取技术措施外，处理方式应符合现行行业标准《建筑外墙防水工程技术规程》JGJ325的规定。3.0.10自保温砌块墙体砌筑和抹面应采用配套专用的砌筑砂浆和抹面砂浆。3.0.11自保温砌块墙体的耐火极限应符合现行国家标准《建筑设计防火规范》GB50016和《民用建筑设计防火规范》GB50045的有关规定。3.0.12自保温砌块墙体饰面层的基层和面层施工应符