英语(二)-unit 5

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目录一、编制依据······························································································1二、工程概况······························································································1三、施工部署······························································································13.1施工技术准备······················································································23.2施工现场准备·····················································································23.3作业条件····························································································5四、施工工艺······························································································64.1工艺流程····························································································64.2质量标准····························································································9五、成品保护及应注意的质量问题·································································105.1成品保护··························································································105.2应注意的质量问题··············································································10六、安全施工····························································································116.1安全生产措施····················································································116.2安全用电措施····················································································126.3消防防火措施····················································································12七、文明施工与环境保护·············································································137.1文明施工··························································································137.2环境保护··························································································13八、局部节点大样图···················································································148.1门框节点大样图·················································································148.2电箱固定大样图·················································································148.3隔墙大样图·······················································································158.4隔墙之间交叉处节点···········································································158.5隔墙施工的其他要求···········································································16中海广场写字楼工程[轻钢龙骨隔墙施工方案]1中建三局建设工程股份有限公司(北京)一、编制依据1.1《中海大厦工程施工组织设计》1.2《建筑装饰装修工程施工质量验收规范》GB50210-20011.3《建筑工程施工质量验收统一标准》GB50300-20011.4中海大厦施工图纸及相关变更洽商1.5《建筑机械使用安全技术规程》JGJ33-20011.6《建筑施工高处作业安全技术规范》JGJ80-91二、工程概况本工程是一座现代化的多功能写字楼,位于北京市朝阳区东三环内,国贸公寓西侧,占地面积19183m2,总建筑面积151057m2。结构型式:南楼、北楼为混凝土框-剪结构,中楼为钢和混凝土混合结构。建筑层数:地下四层,地上南楼(23层)、北楼(7层)、中楼(37层)。建筑层高:-4、-3层3.5m,-2层3.8m,-1、2、3层5m,首层5.4m,4层4.5m,标准层3.95m。建筑功能:地下一、二、三、四层为车库、消防水池及各类机房、泵房;地上一层为入口大堂、商业区;二层为商业区、餐厅、展厅;三层为商业区、多功能厅;四层为会所、餐厅、健身、茶室等综合区域;五层以上均为办公区域。隔墙简介:本工程轻钢龙骨隔墙主要用于4层及4层以上大办公区域的走道、办公室与办公室之间的隔墙;2-3层也有少量应用。隔墙设计厚度为100mm,防火等级为一级。本工程轻钢龙骨按设计要求采用75系列,隔墙板采用厚12mm的纸面石膏板,双层(2×12+2×12),其中里层和面层分别选用甲方指定的泰山牌纸面石膏板和龙牌纸面石膏板。三、施工部署为了保证轻钢龙骨的施工质量和工期要求,我们采取分栋分层流水施工。在流中海广场写字楼工程[轻钢龙骨隔墙施工方案]2中建三局建设工程股份有限公司(北京)水施工前选择南楼、中楼的第七层做为样板层先行施工。样板层隔墙施工时,每道工序必须严格把关,经验收合格,方可进行下道工序。样板层经验收合格后,以样板层为准,再进行大面积施工。3.1施工技术准备3.1.1组织装饰、水暖、电气、通风、消防、弱电相关专业进行图纸会审;3.1.2认真查看图纸和做法表,明确具体部位的施工做法,结合图集、标准及施工手册确定各部位的做法和质量要求;3.1.3编制施工方案,首先进行内部会签,通过后报监理审批,监理审批通过后严格执行;3.1.4方案审批通过后,对工长和全体相关人员进行书面交底;3.2施工现场准备3.2.1放线:根据施工图纸放出定位轴线及标高线,再根据定位轴线,放出轻质隔墙位置线及控制线,所有线验收无误后,方可开始隔墙施工。3.2.2主要施工机具准备:直流电焊机、电动无齿锯、手电钻、螺丝刀、射钉枪、线坠、靠尺等。施工过程中将根据具体施工要求配置相应的施工机具。3.2.3临时水电准备:将继续沿用结构施工时使用的现场临时水电设施。施工过程中将根据具体工作面引配电箱至工作面。3.2.4材料准备:根据施工进度,以下隔墙材料陆续分批进场,所用的隔墙材料必须加强验收,杜绝不合格的材料用在本工程上。①轻钢龙骨主件:沿顶龙骨、沿地龙骨、加强龙骨、竖向龙骨、横向龙骨应符合设计要求。根据设计要求,本工程主龙骨选用国标75mm×50mm×0.6mm,横向龙骨选用国标38mm×12m×1mm。②轻钢骨架配件:支撑卡、卡托、角托、连接件、固定件、附墙龙骨、压条等附件应符合设计要求。③紧固材料:射钉、膨胀螺栓、镀锌自攻螺丝、木螺丝和粘结嵌缝料应符合设计要求。中海广场写字楼工程[轻钢龙骨隔墙施工方案]3中建三局建设工程股份有限公司(北京)④填充隔声材料:按设计要求选用容积为80Kg/m3的隔音岩棉。⑤罩面板材:选用厚为12mm的纸面石膏板,规格为1200mm×3000mm,双层(2×12+2×12)。其中面层选用甲方指定的龙牌纸面石膏板。石膏板室内存放时,应在下垫方木与地面隔离,堆放高度不大于lm,垫木间距不大于600cm,堆垛间空隙不小于30cm。3.2.5劳动力准备:根据工程的实际进度要求及现场的实际情况科学合理的组织劳动力,确保工程的能够按照项目部的总控计划顺利实施劳动力计划表序号工种人数备注1木工404-5人一组2杂工10配合施工3电工2配合临电4脚手架工8配合安全防护合计603.2.6材料要求本轻钢龙骨石膏板隔墙工程所选用的材料必须是优等品,进场时必须提供材料的准用证、出场合格证、检测报告、环保检测报告及相关隔墙体系的检测报告。所有材料必须满足设计及国家有关规范和技术标准要求才能进场,进场后必须按照规范要求进行现场取样,送到检测部门进行检测复试,检测复试合格并且达到设计和规范要求的指标后方准使用。3.2.7主要材料的技术指标厚度达到设计要求,外形要求平整、棱角清晰,切口不允许有影响使用的毛刺和变形。C型墙体龙骨技术指标指标成品龙骨要求执行标准GB/T11981-2001优等品外观质量无腐蚀、损伤、黑斑、麻点长度偏差±10mm厚度偏差±0.03mm尺寸偏差尺寸A:±0.3mm尺寸B:±0.5mm中海广场写字楼工程[轻钢龙骨隔墙施工方案]4中建三局建设工程股份有限公司(北京)侧面平直度≤0.5mm/1000mm底面平直度≤0.7mm/1000mm弯曲内角半径≤1.5mm角度偏差≤±50'抗冲击试验残余变形量≤8mm,静载试验残余变形量≤1.5mm,双面镀锌量≥120g/㎡双面镀锌厚度≥14um纸面石膏板主要性能指标指标9.5普通石膏板执行标准GB/T9775-1999外观质量纸面石膏板表面应平整,不得有影响使用的破损、波纹、沟槽、污痕、过烧、亏料、边部漏料和纸面脱开等缺陷尺寸偏差mm长度偏差_3~0宽度偏差_3~0厚度偏差±0.3mm对角线长度差≤3mm楔形棱边断面尺寸楔形棱边宽度30~50弯曲内角半径楔形棱边深度0.6~1.5断裂荷载纵向≥450N横向≥150N单位面积质量≤9㎏/㎡护面纸于石膏芯的粘接护面纸与石膏芯的粘接良好指标12普通石膏板执行标准GB/T9775-1999外观质量纸面石膏板表面应平整,不得有影响使用的破损、波纹、沟槽、污痕、过烧、亏料、边部漏料和纸面脱开等缺陷尺寸偏差mm长度偏差_3~0宽度偏差_3~0厚度偏差±0.3mm对角线长度差≤3mm楔形棱边断面尺寸楔形棱边宽度30~50弯曲内角半径楔形棱边深度0.6~1.5断裂荷载纵向≥550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