
DB41/T 1648-2018
采空区公路勘察设计规范
2018-10-30实施
2018-07-30发布
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 一般规定 ...................................................................... 5
5.2 工可勘察 ...................................................................... 6
5.3 初步勘察 ...................................................................... 6
5.4 详细勘察 ...................................................................... 7
6 工程地质调绘 ...................................................................... 8
6.1 一般规定 ...................................................................... 8
6.2 调绘内容 ...................................................................... 8
6.3 调绘方法 ...................................................................... 9
6.4 调绘报告 ...................................................................... 9
7 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
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 一般规定 ...................................................................... 18
13.2 场地稳定性评价 ................................................................ 19
13.3 建设适宜性评价 ................................................................ 21
13.4 地基稳定性评价 ................................................................ 23
14 采空区公路设计 .................................................................... 23
14.1 一般规定 ...................................................................... 23
14.2 路线设计 ...................................................................... 24
14.3 路基路面设计 .................................................................. 24
14.4 桥隧设计 ...................................................................... 25
14.5 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 一般规定 ...................................................................... 34
16.2 勘察报告 ...................................................................... 34
16.3 治理报告 ...................................................................... 35
16.4 文件归档 ...................................................................... 36
附录 A (资料性附录) 采空区覆岩破坏类型 ............................................. 37
附录 B (资料性附录) 采空区专项调查 ................................................. 38
附录 C (资料性附录) 保护矿柱留设与压矿量计算 ........................................ 39
附录 D (资料性附录) 采空区地表移动盆地分区 .......................................... 43
附录 E (资料性附录) 工程物探方法及适用范围 .......................................... 45
附录 F (资料性附录) 采空区钻探方法 ................................................. 46
附录 G(规范性附录) 采空区变形监测 ................................................. 48
附录 H(规范性附录) 采空区变形预测 ................................................. 52
附录 I(规范性附录) 不规则开采安全系数计算 .......................................... 54
附录 J(资料性附录) 采空区公路设计 ................................................. 58
本标准按照 GB/T 1.1—2009 给出的规则起草。
本标准由河南省交通运输厅提出。