DL-T 5783-2019 水电水利地下工程地质超前预报技术规程

中华人民共和国电力行业标准 DL

geological

engineering

for

2019-06-04发布 2019-10-01实施国家能源局

DL

前 言（国能科技〔号文）的要求，规程编制组经广泛调查研究，认真总结了水电水

主编单位： 参编单位： 主要起草人：

主要审查人：

DL

目 次

.....................................................................................................................................................

.....................................................................................................................................................

.................................................................................................................................................

............................................................................................................................................. 4.1

........................................................................................................................................ 4.2

................................................................................................................................ 4.3

................................................................................................................................

.....................................................................................................................................

..................................................................................................................................... 6.1

........................................................................................................................................ 6.2

.................................................................................................................................... 6.3

.................................................................................................................................... 6.4

.............................................................................................................................. 106.5

.................................................................................................................................. 11

............................................................................................................................................. 12

................................................................................................................................................. 13

............................................................................................................... 14

............................................................................................................... 15

................................................................................................................... 16

................................................................................................................... 17......................................................................................................................................... 18............................................................................................................................................. 19

....................................................................................................................................... 20IIDL

Contents

General

..................................................................................................................................

......................................................................................................................................................

Basic

requirement...................................................................................................................................

Geological

analysis

....................................................................................................................

requirement.................................................................................................................... 4.2

geological

investigation.................................................................................................. 4.3

Underground

geological

sketch...................................................................................................

geological

drilling

.....................................................................................................

Geophysical

detection

................................................................................................................ 6.1

General

....................................................................................................................... 6.2

Ground

penetrating

................................................................................................... 6.3

Transient

.................................................................................................. 6.4

Elastic

reflection

..................................................................................................... 106.5

Infrared

detection

............................................................................................................. 11

Advancing

pilot

tunnel

................................................................................................................ 12

Results

report........................................................................................................................................... 13Appendix

Geological

prediction

process

.................................................................................. 14Appendix

sketch

of

working

surface................................................................ 15Appendix

geological

of

advanced

geological

drilling......................................................... 16

detection

field

record

................................................................................ 17

wording

in

this

code

........................................................................................................... 18List

of

quoted

standards.............................................................................................................................. 19AdditionExplanation

of

provisions......................................................................................................... 20IIIDL

1 总 则

，保

DL

2

术 语

geological

advanced

prediction根据现场条件，采取地质分析、超前地质钻探、地球物理探测、超前导洞等一种或多

geological

body可能引起地下工程崩塌、冒顶、突水、突泥等地质灾害的地质体，如断层破碎带、节

geological

analysis

收集前期地质资料，调查地表和地下的地质情况，分析工作面结构特征，推断前方不

advanced

geological

drilling

geophysical

detection

method以地质体物性差异为基础，通过仪器观测自然或人工物理场变化，确定地质体空间分

elastic

wave

reflection

method

penetrating

以不良地质体与围岩的电阻率与介电常数差异为基础，获取和分析反射电磁波传播特

transient

electromagnetic

采用不接地回线向工作面前方发送一次脉冲电磁场，测量和分析由不良地质体导电性

infrared

detection

advanced

pilot

tunnel

DL

初至波

waveDL

3 基本规定

30m，宜采用地质分析法、地质雷达法、红外探测法、 30m200m

600m的地下工程； 1000m的地下工程；

DL

4 地质分析法 一般规定

地面地质调查

地面地质调查应在地下地质素描前进行。

地下地质素描

DL

，宜

DL

5 超前地质钻探法

5m10m 5m

的要GB

50287

超前地质钻探柱状图绘制按附录DL

6 地球物理探测法

一般规定

地质雷达法

5m

20m30m

10m15m

DL

20cm

瞬变电磁法

小面5m，线圈匝数宜为

1m~10m 30m~50m DL

曲线

特性 弹性波反射法

1/4

150m~200m，在岩溶、破碎带等复杂地质条件地段预

100m

以内。

10m

DL

红外探测法

5m30m5m

60m，测点间距宜为5m

洞身 每个测点探测次数应不少于

DL

超前导洞法

岩溶

超前导洞法图件应满足下列要求： 1:1001:500 1:100 导洞竣工工程地质纵断面图，横向比例宜为，纵向比例宜为1:5000DL

成果报告

DL

附录

地质超前预报工作流程

2

>53-51-3<1DL

附录

工作面地质素描记录表B.0.1

B.0.1

B.0.1

DL

3(m

/h)DL

C.0.1

C.0.1

C.0.1

10

DL

附录

红外探测野外记录表D.0.1

D.0.1

DL

本规程用词说明 DL

引用标准名录

DL

DL/T

条

文

说

明DL

目 次

................................................................................................................................................. 23

........................................................................................................................................... 254.2

............................................................................................................................ 25

..................................................................................................................................... 26

..................................................................................................................................... 276.1

...................................................................................................................................... 276.2

.................................................................................................................................. 276.3

.................................................................................................................................. 286.4

.............................................................................................................................. 286.5

...................