台背回填专项施工方案

台背回填专项施工方案(18页)Good is good, but better carries it.精益求精，善益求善。西部开发通道兰州至磨憨公路云南省武定至昆明高速公路第二合同段桥 涵 台 背 回 填专项技术施工技术方案编制： 复核： 审核： 中铁十八局集团武昆高速公路第二合同段项目经理部二○一一年五月五日目 录一、工程概况及主要工程量.................................................................................3二、人员、设备、机械组织.................................................................................4三、台背、涵背、墙背回填施工方案................................................................5（一）填料选择...................................................................................................................5（二）准备工作...................................................................................................................5（三）台背回填的范围........................................................................................................6（四）施工工序...................................................................................................................6（五）施工工艺...................................................................................................................6（六）施工方......................................................................................................................7（七） 桥涵台背填土的压实................................................................................................8（八）台背回填的质量控制.................................................................................................8四、质量保证体系...............................................................................................10（一）工程质量目标..........................................................................................................10（二）质量保证体系..........................................................................................................11五、安全管理.........