南京宁天城际一期工程4标雄州站～凤凰山公园站2联络通VIP免费

南京宁天城际一期工程4标雄州站～凤凰山公园站2#联络通道兼泵房（右K26+318.152）联络通道兼泵房施工组织设计中煤第三建设（集团）有限责任公司二〇一三年七月二十五日目录1概述..............................................................................................................51.1工程概况................................................................................................................52施工方案的选择规范..................................................................................62.1方案编制依据及参照的标准、规范....................................................................62.2冻结土体加固、矿山法暗挖构筑方案................................................................72.3方案设计技术要点................................................................................................72.4联络通道主要施工顺序........................................................................................83冻结加固设计..............................................................................................93.1冻结帷幕的设计要求............................................................................................93.2冻结孔布置及制冷设计........................................................................................93.2.1冻结孔布置.........................................................................................................................93.2.2测温孔布置.......................................................................................................................103.2.3卸压孔布置.......................................................................................................................103.3制冷设计..............................................................................................................103.3.1冻结参数...........................................................................................................................103.3.2单个联络通道需冷量计算和冷冻机选型.......................................................................103.3.3单个联络通道冻结系统辅助设备...................................................................................113.3.4管路选择...........................................................................................................................113.3.5其它...................................................................................................................................114准备工作....................................................................................................114.1施工进场人员安全技术交底..............................................................................114.2设备吊运及管线铺设..........................................................................................114.3螺栓复紧..............................................................................................................125冻结孔施工................................................................................................125.1冻结孔施工顺序..................................................................................................125.2冻结孔的定位......................................................................................................125.3冻结孔开孔及孔口密封装置.............................................................