南宁市英华大桥工程锚碇基坑开挖及防护施工方案项目总工:项目经理:中铁四局集团有限公司南宁英华大桥项目经理部二〇一二年十二月南宁市英华大桥工程锚碇基坑开挖及支护施工方案文件编号:NNYHDQ-ZTSJ-MDJKKWJZHSGFG-1版本号:A版修改状态:O发放编号:编制:复核:审核:批准:有效状态:中铁四局集团有限公司南宁英华大桥项目经理部二〇一二年十二月目录1编制说明.................................................31.1编制依据...........................................31.2编制原则...........................................32工程概况.................................................32.1工程简介...........................................32.2工程地质...........................................42.3水文地质...........................................42.4气象.................................................52.5地震动参数........................................52.6主要工程数量.....................................52.7工程特点、重点、难点........................63项目目标管理...........................................73.1工期目标...........................................73.2质量目标...........................................83.3安全目标...........................................83.4文明施工目标.....................................84组织机构及施工部署..................................84.1施工管理机构.....................................84.2施工部署...........................................95施工准备.................................................95.1施工协调...........................................95.2施工技术准备.....................................95.3人员准备...........................................95.4机械设备准备...................................105.5材料准备.........................................116西岸锚碇基坑施工方案.............................126.1总体开挖方案...................................126.2西岸锚碇开挖及支护施工流程.............126.3锚碇开挖.........................................126.4西岸锚碇基坑边坡支护.......................137东岸锚碇基坑施工方案.............................207.1总体开挖方案...................................207.2东岸锚碇开挖及支护施工流程.............217.3东岸锚碇开挖...................................218基坑监测................................................228.1基坑测点布置...................................228.2变形观测要求...................................228.3监测频率.........................................228.4注意事项.........................................238.5质量问题的处理................................239质量保证措施.........................................239.1质量保证体......................................239.2检查与验收标准................................249.3质量保证措施...................................2410安全保证体系及措施..............................2610.1安全管理目标..................................2610.2安全生产管理体系...........................2610.3组织机构........................................2710.4安全生产管理制度...........................2810.5安全技术措施..................................3010.6应急预案........................................3110.7突发事件应急预案...........................3310.8紧急救援的一般原则........................3411文明施工与环境保护..............................3411.1文明施工........................................3411.2环境保护........................................36附件1:土钉墙检算书..........