庆阳五星大厦主体钢结构安装专项施工方案
目录
一、工程概况 ·················································································································· 4 1.1 工程简介 ··············································································································· 4 1.2 工程特点及难点 ······································································································ 4 1.3 编制依据 ··············································································································· 4 1.4 工程目标 ··············································································································· 5 二、施工管理组织及施工部署 ····························································································· 5 2.1项目经理组织机构 ···································································································· 5 2.2钢构件进场组织及吊装前准备 ····················································································· 6 2.3 吊装机械 ··············································································································· 8 2.4 施工工艺流程 ········································································································· 9 2.5 安装施工措施 ······································································································· 10 三、现场测量方案 ·········································································································· 10 3.1 测量控制的依据 ···································································································· 10 3.2 测量控制的基本内容······························································································· 11 3.3 测量准备 ············································································································· 11 3.4 测量方法 ············································································································· 11 四、钢结构安装 ············································································································· 13 4.1钢构件吊装安全验算 ································································································ 13 4.2 钢构件安装 ··········································································································· 16 4.3钢柱垂直度调整 ······································································································ 19 五、钢结构焊接 ············································································································· 20 5.1焊接规程及工艺 ····································································································· 20 5.2 焊接注意事项 ······································································································· 24 5.3 焊接质量控制 ······································································································· 24
1
庆阳五星大厦主体钢结构安装专项施工方案
六、质量保证体系及措施 ································································································· 25 6.1质量保证体系 ········································································································ 25 6.2质量保证措施 ········································································································ 26 6.3关键过程及控制 ····································································································· 26 6.4施工过程中的质量控制 ···························································································· 28 6.5冬季施工措施 ········································································································ 30 七、施工进度管理 ·········································································································· 32 7.1 施工进度计划保证 ································································································· 32 7.2拖期拟采取的保证措施 ···························································································· 33 7.3 雨季时施工措施 ···································································································· 33 7.4 高温时施工措施 ···································································································· 35 7.5 冬季施工安全措施 ································································································· 35 八、施工组织管理 ·········································································································· 37 8.1 项目管理机构图 ···································································································· 37 8.2 管理职责 ············································································································· 37 九、质量保证目标及质量控制 ··························································································· 40 9.1 质量等级标准 ······································································································· 40 9.2 质量保证管理制度 ································································································· 40 9.3 质量保证管理组织体系···························································································· 40 9.4 质量控制重点 ······································································································· 40 9.5 施工准备阶段质量控制···························································································· 41 9.6 现场安装的质量控制······························································································· 41 9.7 测量放线的质量控制······························································································· 42 9.8 焊接质量保证措施 ································································································· 42 十、安全保证措施 ·········································································································· 45 10.1安全施工目标 ······································································································ 45 10.2 安全施工组织体系 ································································································ 45
2
庆阳五星大厦主体钢结构安装专项施工方案
10.3 安全施工管理体系 ································································································ 45 10.4 安全管理控制 ······································································································ 47 10.5 安全施工管理措施 ································································································ 51 10.6 安全注意事项 ······································································································ 53 10.7 安全检查 ············································································································ 54 10.8 本工程的主要安全隐患及控制方法 ··········································································· 54 十一、现场文明施工与环境保护措施 ·················································································· 56 11.1 现场文明施工措施 ································································································ 56 11.2 环境保护措施 ······································································································ 56 11.3 消防保卫措施 ······································································································ 56 十二、钢结构现场施工应急预案 ························································································ 57 12.1 组织机构人员职责 ································································································ 57 12.2 应急预案 ············································································································ 57
3