ICS 93.080.01 P 66 DB41 河 南 省 地 方 标 准 DB 41/T 1648—2018 采空区公路勘察设计规范 2018 - 07 - 30 发布 河南省质量技术监督局 2018 - 10 - 30 实施 发 布 DB41/T 1648—2018 目 次 1 范围 .............................................................................. 1 2 规范性引用文件 .................................................................... 1 3 术语和定义 ........................................................................ 1 4 总则 .............................................................................. 5 5 勘察工作内容 ...................................................................... 5 5.1 5.2 5.3 5.4 6 一般规定 工可勘察 初步勘察 详细勘察 ...................................................................... ...................................................................... ...................................................................... ...................................................................... 5 6 6 7 工程地质调绘 ...................................................................... 8 6.1 6.2 6.3 6.4 7 一般规定 调绘内容 调绘方法 调绘报告 ...................................................................... ...................................................................... ...................................................................... ...................................................................... 8 8 9 9 工程物探 .......................................................................... 9 7.1 一般规定 ...................................................................... 9 7.2 物探方法 ..................................................................... 10 7.3 物探报告 ..................................................................... 10 8 钻探与取样 ....................................................................... 11 8.1 一般规定 ..................................................................... 11 8.2 钻探方法 ..................................................................... 11 8.3 资料整理 ..................................................................... 13 9 原位测试及室内试验 ............................................................... 13 10 地下水 .......................................................................... 13 10.1 一般规定 .................................................................... 14 10.2 地下水调查及参数测定 ........................................................ 14 10.3 地下水作用评价 .............................................................. 14 11 采空区变形监测 ................................................................... 14 11.1 一般规定 ..................................................................... 15 11.2 变形监测 ..................................................................... 15 11.3 监测报告 ..................................................................... 16 12 采空区变形预测 ................................................................... 17 12.1 一般规定 ..................................................................... 17 I DB41/T 1648—2018 12.2 预测内容 ...................................................................... 17 12.3 预测方法与参数选取 ............................................................ 17 13 采空区场地评价 .................................................................... 17 13.1 13.2 13.3 13.4 一般规定 ...................................................................... 18 场地稳定性评价 ................................................................ 19 建设适宜性评价 ................................................................ 21 地基稳定性评价 ................................................................ 23 14 采空区公路设计 .................................................................... 23 14.1 14.2 14.3 14.4 14.5 一般规定 ...................................................................... 23 路线设计 ...................................................................... 24 路基路面设计 .................................................................. 24 桥隧设计 ...................................................................... 25 交安设计 ...................................................................... 25 15 采空区治理设计 .................................................................... 25 15.1 一般规定 ...................................................................... 25 15.2 治理设计 ...................................................................... 26 16 采空区勘察与治理设计报告 .......................................................... 34 16.1 16.2 16.3 16.4 一般规定 ...................................................................... 34 勘察报告 ......................................................................