恒大综合楼屋面工程施工方案

综合楼屋面工程施工方案中国广厦GUANGSHACONSTRUCTION杨凌恒大城综合楼工程屋面施工方案编制人：职务（职称）：负责人：职务（职称）：审核人：职务（职称）：批准人：职务（职称）：广厦建设集团有限责任公司西安公司2011年12月1日综合楼屋面工程施工方案第1页中国广厦GUANGSHACONSTRUCTION目录一、编制依据···························································································2二、工程概况···························································································22.1.基本概况························································································22.2.建筑概况··························································································2三、施工准备···························································································33.1.技术准备··························································································33.2.材料及机具准备·················································································4四、施工安排···························································································44.1施工顺序安排····················································································44.2劳动力安排·······················································································4五、主要施工方法及工艺···········································································45.1工艺流程···························································································45.2作业条件···························································································45.3防水层施工·······················································································55.4找平层施工·······················································································95.5保温层施工·····················································································105.6找坡层施工······················································································115.7屋面细部做法··················································································12六、质量标准·························································································156.1主控项目·························································································156.2一般项目·························································································166.3允许偏差项目··················································································16七、成品保护·························································································17八、安全、环保措施···············································································178.1安全要求·························································································178.2环保要求·························································································18九、成本节约措施··················································································18综合楼屋面工程施工方案第2页中国广厦GUANGSHACONSTRUCTION一、编制依据序号施工规范、规程名称编号1《屋面工程质量验收规范》GB50207-20022《建筑工程施工工艺标准》(土建篇)DBJ14-032-20043《屋面防水工程施工及验收规范》GBJ207-834《屋面做法图集》陕09J015《建筑工程施工质量验收统一标准》GB50300-20016《屋面工程技术规范》GB50345-20047《高聚物改性沥青卷材屋面防水层施工工艺标准》GY1005-19968《建筑节能工程施工质量验收规范》GB50411-20079杨凌恒大城综合楼施工组织设计10杨凌恒大城综合楼工程施工图纸注：施工过程中如遇到国家规范、图集、标准更改，则工程要求也随之相应更改，按照新标准执行。二、工程概况2.1.基本概况工程名称：杨凌恒大城首期综合楼工程建设单位:陕西省耀泽四海房地产开发有限公司设计单位：陕西省现代建筑设计研究院监理单位：陕西林华建设工程项目管理有限公司监督单位：西安市杨凌经济示范区质监站施工单位：广厦建设集团有限责任公司西安公司工程地点：杨凌经济示范开发区工期：合同工期78历天2.2.建筑概况综合楼屋面工程施工方案第3页中国广厦GUANGSHACONSTRUCTION本工程为框架结构，建筑面积5158.22M2，地上三层，局部四层，建筑高度21.6米，屋面防水等级为二级，屋面包括三层露台及上人屋面，四层不上人屋面、雨篷等，屋面保温层选用75厚EPS保温板，防水材料采用APF405自粘高聚物改性沥青防水卷材。屋面排水为有组织排水方式。主要分为上人屋面、不上人屋面，主要施工做法如下：不上人屋面及雨篷面层25厚1:2.5水泥砂浆保护层（1m*1m分割，密封胶嵌缝）随打随抹，保护层内满铺耐碱高强纤维网格布防水层两道1.5厚APF405自粘高聚物改性沥青防水卷材，四周上翻300高处理剂刷基层处理剂一道找平层20厚1：3水泥砂浆保温层75厚EPS保温板找坡层1:6水泥炉渣找坡层，最薄处30厚，内配PVC排气管DN50，4.5米见方设置，找坡坡度2%。结构层钢筋混凝土屋面板上人屋面面层8~10厚地砖，用5厚专用粘贴剂粘贴，缝宽5mm，专用嵌缝剂嵌缝结合层40厚商铺细石砼保护层内配,b4.5@150单层双向钢筋网片。隔离层干铺油毡一道防水层两道1.5厚APF405高聚物改性沥青防水卷材，四周上翻300高处理剂刷冷底子油一道找平层20厚1：3水泥砂浆找平保温层75厚EPS保温板挤找坡层1:6水泥炉渣找坡层，最薄处30厚，内配PVC排气管DN50，4.5米见方设置，找坡坡度2%。结构层钢筋混凝土屋面板三、施工准备3.1.技术准备3.1.1技术人员应对设计图纸进行认真的审核，明确各部位的节点做法，如发现图纸中有不明确事项，在施工前向设计人员提出，由设计人员进行确定。3.1.2根据工程的特点、质量要求、工期要求、现场要求等，制定出详细的屋面工程施工方案，进行合理的施工安排，确保质量、进度、成本、现场等各项指标的顺利实现。3.1.3施工前向施工队进行详细的交底，使其明确各部位的施工做法、操作工艺、施工要求等。综合楼屋面工程施工方案第4页中国广厦GUANGSHACONSTRUCTION3.2.材料及机具准备在开始施工前，技术室向供应方提供一份材料需求计划表，明确各期间的供应数量和供应要求等。本工程屋面分项工程各主要材料用量如下：主要材料工程量统计表序号名称规格主要技术要求数量备注1EPS保温板75mm厚密度：20kg/m3140m3保温层2炉渣270m3找坡层3水泥P.042.5100t找平层4APF405防水卷材1.5mm3600m2防水层5手推车30辆材料运输6搅拌机5台砂浆搅拌7喷灯煤油喷灯4个封边处理8滚刷10涂冷底子油四、施工安排4.1施工顺序安排根据施工现场情况，按照由上向下施工的顺序进行屋面作业。具体如下：4层不上人屋面→三层露台及上人屋面4.2劳动力安排4.2.1装修队伍：负责保温层、找坡层、找平层、防水保护层施工，屋面砖由甲方直接分包。4.2.2防水队伍：负责防水施工以及蓄水试验。4.2.3保温队伍：负责保温的施工，并根据总进度计划分段进行施工。4.2.4施工工期计划：屋面防水材料为甲供，故该材料要提前1个月上报，屋面施工一周前进场，找坡材料必须提前一周进场，其余各种材料按施工进度分别进场，屋面施工计划于主体结构验收完成后开始施工。五、主要施工方法及工艺5.1工艺流程5.1.1屋面工艺流程施工准备→基层处理及出屋面管根等处理→找坡层及找平层施工→防水层施工→保温层施工→附加层施工→防水层施工→保护层施工5.2作业条件综合楼屋面工程施工方案第5页中国广厦GUANGSHACONSTRUCTION5.2.1顶层结构施工完，现浇女儿墙已浇筑完毕，砌筑女儿墙已完成。屋面杂物处理完毕。5.2.2水电管出屋面部分、烟风道、透气管道已施工完毕。5.2.3屋面内排雨水斗已安装完毕。5.2.4穿结构的管根用膨胀细石混凝土塞堵密实。5.2.5提前对进场的各种材料进行复试和有见证取样。5.3防水层施工5.3.1材料要求5.3.1.1所使用的防水材料必须有出厂合格证及相关部门颁发的防水材料使用认证书，材料必须符合设计要求，材料进场后必须按规定进行现场取样复试，复试合格后方准使用。5.3.1.2卷材：APF405高聚物改性沥青防水卷材，两层做法