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沙井污水处理厂配套污水干管（二期）工程（广深公路松岗段、宝安大道北、沙江路松岗段截污系统）目录1工程概况..................................................................................................................22施工方案选择..........................................................................................................23顶管工程施工流程图..............................................................................................34顶管施工主要设备..................................................................................................45顶管设备安装..........................................................................................................46工具头吊装下井、全套设备调试..........................................................................57顶管顶进示意图......................................................................................................68泥水平衡式顶管工艺流程图..................................................................................79顶管工程力学参数确定..........................................................................................7管段顶力计算..............................................................................................................810顶管主要施工工序..................................................................................................910.1进出洞措施..........................................................................................................910.2主顶系统............................................................................................................1010.3泥浆系统............................................................................................................1010.4测量系统............................................................................................................1110.5纠偏系统............................................................................................................1210.6管内供电系统....................................................................................................1210.7管内通风及气体检测系统................................................................................1210.8管内通讯及监控系统........................................................................................1210.9顶管施工中其他附属工序................................................................................1311顶管施工简图........................................................................................................1412顶管施工环境保护措施........................................................................................1512.1防粉尘措施........................................................................................................1512.2防噪音措施........................................................................................................1511.3泥浆处理措施....................................................................................................1613安全生产保证措施................................................................................................1513.1安全生产措施…………………………………………………………………1613.2建构筑物保护措施…………………………………………………………...201沙井污水处理厂配套污水干管（二期）工程（广深公路松岗段、宝安...