支撑梁机械拆除方案(城市广场二期)VIP专享VIP免费

泛海城市广场二期基坑支撑梁机械拆除施工专项方案编制：审核：2013年7月21日目录第一章编制说明及编制依据·······························································2第二章工程概况················································································3第三章施工部署················································································3第四章主要施工技术措施及方法···························································5第五章安全技术措施··········································································8第六章文明施工措施··········································································9第七章主要施工机械和人员选用计划···················································11第八章进度控制措施········································································12第九章安全保证措施········································································14第十章应急预案··············································································21第一章编制说明及编制依据1.1编制说明本专项施工方案严格按照业主要求和现场实际情况进行编制。并在人员、机械、质量要求、进度安排等方面统一部署的原则下进行编制。我公司对此专项施工方案的编制高度重视，召集了参加过类似工程施工、有丰富管理及施工经验的人员，在经过实地勘察，明确工程特点、充分了解施工环境、准确把握业主要求的前提下，成立编制专题小组，集思广议、博采众长，力求本方案切合工程实际，思路先进，可操作性强。1.2编制依据（1）《泛海城市广场二期基坑围护施工图》。（2）我公司的技术、机械设备装备情况及管理制度。（3）《施工现场临时用电安全技术规范》（JGJ46-88）。（4）《建筑施工安全检查标准》（JGJ59-99）。（5）《建筑工程项目管理规范》（GB/T50326-2001）。第二章工程概况本工程位于武汉王家墩商务区内泛海城市广场二期工程，北临清江路，西靠宝丰北路东辅道，基坑面积约25170㎡，基坑总延长约为750m,普遍区域开挖深度约为15.2m，基坑周边开挖深度为15.5m，基坑总体围护方案为周边围护体采用钻孔灌注桩结合外侧三轴水泥土搅拌站止水帷幕，竖向设置两道混凝土支撑，第一层支撑中心标高为-3.000m，第二层支撑中心标高为-9.850m。地下室为三层，现浇混凝土结构地下二层楼地面标高为-10.500m，地下一层楼地面标高为-5.250m。第三章施工部署3.1施工准备计划技术准备方面，首先必须认真做好实地勘察工作，对所拆除的构筑物结构情况都必须有较为详细的了解；在对所拆除的构筑物结构进行细致了解的基础上，制定切实可行的拆除措施；对临近建（构）筑物，根据现场情况做好各项保护措施；做好技术交底工作。本工程每一道工序开工前，均需进行技术交底，技术交底是施工企业技术管理的一个重要制度，是保证工程质量的重要因素，其目的是通过技术交底使参加施工的所有人员对工程技术要求做到心中有数，以便更科学地组织施工和按合理的工序、工艺进行施工；拆除支撑时做好对主体梁板的产品保护措施，在地下室负1层底板施工完成后，砼强...