目 录 1．工程概况 .......................................................................................................................... 2 1.1工程简介 ------------------------------------------------------------------------------------------------------- 2 1.2地面环境情况 ------------------------------------------------------------------------------------------------ 3 1.3地下管线情况 ------------------------------------------------------------------------------------------------ 3 1.4工程地质与水文地质情况 --------------------------------------------------------------------------------- 3 1.5原地质详勘情况 --------------------------------------------------------------------------------------------- 4 2.补充钻探孔布置方案设计 .................................................................................................... 4 2.1 补充钻探的目的 -------------------------------------------------------------------------------------------- 4 2.2 补充钻探技术要求 ----------------------------------------------------------------------------------------- 4 2.3 补充钻探孔布置方式及深度控制 ----------------------------------------------------------------------- 5 2.3.1 补充钻探孔布置原则 .......................................................................................................... 5 2.3.2 补充钻探孔布置方式 .......................................................................................................... 5 2.3.3 补钻探测到孤石后的周边加密钻孔 .................................................................................. 7 2.3.4 补充钻探孔的深度设计 ...................................................................................................... 7 3.补充钻探实施方案 .............................................................................................................. 8 3.1 勘察单位 -------------------------------------------------------------------------------------------------...
