DL-T 5783-2019 水電水利地下工程地質(zhì)超前預(yù)報(bào)技術(shù)規(guī)程

中華人民共和國(guó)電力行業(yè)標(biāo)準(zhǔn) DL

geological

engineering

for

2019-06-04發(fā)布 2019-10-01實(shí)施國(guó)家能源局

DL

前 言（國(guó)能科技〔號(hào)文）的要求，規(guī)程編制組經(jīng)廣泛調(diào)查研究，認(rèn)真總結(jié)了水電水

主編單位： 參編單位： 主要起草人：

主要審查人：

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 總 則

，保

DL

2

術(shù) 語

geological

advanced

prediction根據(jù)現(xiàn)場(chǎng)條件，采取地質(zhì)分析、超前地質(zhì)鉆探、地球物理探測(cè)、超前導(dǎo)洞等一種或多

geological

body可能引起地下工程崩塌、冒頂、突水、突泥等地質(zhì)災(zāi)害的地質(zhì)體，如斷層破碎帶、節(jié)

geological

analysis

收集前期地質(zhì)資料，調(diào)查地表和地下的地質(zhì)情況，分析工作面結(jié)構(gòu)特征，推斷前方不

advanced

geological

drilling

geophysical

detection

method以地質(zhì)體物性差異為基礎(chǔ)，通過儀器觀測(cè)自然或人工物理場(chǎng)變化，確定地質(zhì)體空間分

elastic

wave

reflection

method

penetrating

以不良地質(zhì)體與圍巖的電阻率與介電常數(shù)差異為基礎(chǔ)，獲取和分析反射電磁波傳播特

transient

electromagnetic

采用不接地回線向工作面前方發(fā)送一次脈沖電磁場(chǎng)，測(cè)量和分析由不良地質(zhì)體導(dǎo)電性

infrared

detection

advanced

pilot

tunnel

DL

初至波

waveDL

3 基本規(guī)定

30m，宜采用地質(zhì)分析法、地質(zhì)雷達(dá)法、紅外探測(cè)法、 30m200m

600m的地下工程； 1000m的地下工程；

DL

4 地質(zhì)分析法 一般規(guī)定

地面地質(zhì)調(diào)查

地面地質(zhì)調(diào)查應(yīng)在地下地質(zhì)素描前進(jìn)行。

地下地質(zhì)素描

DL

，宜

DL

5 超前地質(zhì)鉆探法

5m10m 5m

的要GB

50287

超前地質(zhì)鉆探柱狀圖繪制按附錄DL

6 地球物理探測(cè)法

一般規(guī)定

地質(zhì)雷達(dá)法

5m

20m30m

10m15m

DL

20cm

瞬變電磁法

小面5m，線圈匝數(shù)宜為

1m~10m 30m~50m DL

曲線

特性 彈性波反射法

1/4

150m~200m，在巖溶、破碎帶等復(fù)雜地質(zhì)條件地段預(yù)

100m

以內(nèi)。

10m

DL

紅外探測(cè)法

5m30m5m

60m，測(cè)點(diǎn)間距宜為5m

洞身 每個(gè)測(cè)點(diǎn)探測(cè)次數(shù)應(yīng)不少于

DL

超前導(dǎo)洞法

巖溶

超前導(dǎo)洞法圖件應(yīng)滿足下列要求： 1:1001:500 1:100 導(dǎo)洞竣工工程地質(zhì)縱斷面圖，橫向比例宜為，縱向比例宜為1:5000DL

成果報(bào)告

DL

附錄

地質(zhì)超前預(yù)報(bào)工作流程

2

>53-51-3<1DL

附錄

工作面地質(zhì)素描記錄表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

附錄

紅外探測(cè)野外記錄表D.0.1

D.0.1

DL

本規(guī)程用詞說明 DL

引用標(biāo)準(zhǔn)名錄

DL

DL/T

條

文

說

明DL

目 次

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

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

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

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

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

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

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

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

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

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