双永高速龙岩北互通连接线工程林邦隧道左线进口、右线出口浅埋段专项施工方案双永高速龙岩北互通连接线工程林邦隧道左线进口、右线出口浅埋段专项施工方案编制：审核：审批：二〇一六年一月三日中国建筑第六工程局有限公司双永高速龙岩北互通连接线工程林邦隧道左线进口、右线出口浅埋段专项施工方案目录第一章编制说明........................................................................................................11.1编制依据........................................................................................................11.2编制目的........................................................................................................21.3适用范围........................................................................................................3第二章工程概况........................................................................................................42.1工程简介........................................................................................................42.2工程地质及水文地质....................................................................................72.2.1场地地形地貌.....................................................................................72.2.2周边环境条件.....................................................................................72.2.3地层岩性.............................................................................................72.2.4水文地质.............................................................................................8第三章施工计划........................................................................................................93.1目前施工形象进度........................................................................................93.2浅埋地段施工总体方案.................................................................................93.3施工进度计划..............................................................................................113.4设备和材料计划..........................................................................................123.5劳动力使用计划..........................................................................................14四施工工艺技术......................................................................................................164.1林邦隧道左线BK7+981.8～BK8+050浅埋段施工方法..............................164.1.1施工前准备工作...............................................................................164.1.2隧道洞外施工...................................................................................164.1.3隧道超前支护...................................................................................244.1.4隧道洞身开挖...................................................................................324.1.5初期支护施工...................................................................................374.1.6仰拱及二次衬砌施工........................................................................424.2林邦隧道右线出口西侧边坡施工方法.......................................................424.2.1边坡开挖...........................................................................................434.2.2锚索框格梁防护...............................................................................444.3林邦村道改扩建.............................................
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