隧道洞身開挖及出渣運(yùn)輸施工方法

1、隧道洞身開挖及出渣運(yùn)輸施工方法 HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank 隧道洞身開挖及出渣運(yùn)輸施工方法 HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank （一）、類加強(qiáng)段類圍巖開挖與支護(hù) HYPERLINK /tech/detailprof1012718

2、LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank 施工順序：超前管棚側(cè)壁導(dǎo)坑上部打眼裝藥爆破通風(fēng)、找頂初噴混凝土封閉巖面出碴測(cè)量立拱架、掛鋼筋網(wǎng)施做系統(tǒng)錨桿復(fù)噴至設(shè)計(jì)厚度進(jìn)入下一循環(huán)（待超前2.53m后）側(cè)壁導(dǎo)坑下部打眼裝藥爆破通風(fēng)、找頂初噴混凝土封閉巖面出碴測(cè)量立拱架、掛鋼筋網(wǎng)

3、施做系統(tǒng)錨桿復(fù)噴至設(shè)計(jì)厚度進(jìn)入下一循環(huán) HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank 施工方法： HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank 級(jí)圍巖地質(zhì)軟弱破碎，自穩(wěn)及成洞性差。采用雙側(cè)壁導(dǎo)坑法進(jìn)行開挖，開挖盡量采用機(jī)械直接開挖，人工配合，開挖不動(dòng)的采用

4、微振光面爆破，以減少爆破對(duì)圍巖的擾動(dòng)。錨網(wǎng)噴混凝土支護(hù)及時(shí)跟進(jìn)。開挖、支護(hù)過(guò)程中量測(cè)緊跟及時(shí)反饋，以調(diào)整支護(hù)參數(shù)，襯砌前拆除臨時(shí)支護(hù)，為確保施工安全量測(cè)及時(shí)進(jìn)行。雙側(cè)壁導(dǎo)坑法施工工序如下圖所示。 HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718

5、LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank 1、左側(cè)壁導(dǎo)坑上臺(tái)階開挖 HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_origi

6、nal=2799672994 o /tech/detailprof1012718LQ.htm t _blank 、左側(cè)壁導(dǎo)坑上臺(tái)階支護(hù) HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank 3、左側(cè)壁導(dǎo)坑下臺(tái)階開挖 HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank H

7、YPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank 、左側(cè)壁導(dǎo)坑下臺(tái)階支護(hù) HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank 5、右側(cè)壁導(dǎo)坑上臺(tái)階開挖 HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2

8、799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank 、左側(cè)壁導(dǎo)坑上臺(tái)階支護(hù) HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank 7、左側(cè)壁導(dǎo)坑下臺(tái)階開挖 HYPERL

9、INK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank 、左側(cè)壁導(dǎo)坑下臺(tái)階支護(hù) HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/

10、detailprof1012718LQ.htm t _blank 9、中央部分上臺(tái)階開挖 HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank 、中央部分拱部支護(hù) HYPERLINK /tech/detailprof1

11、012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank 11、中央部分下臺(tái)階開挖 HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.

12、htm t _blank 12、仰拱部分開挖 HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank 13仰拱部分支護(hù) HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_or

13、iginal=2799672994 o /tech/detailprof1012718LQ.htm t _blank A側(cè)壁導(dǎo)坑開挖 HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank 先行導(dǎo)坑采用微正臺(tái)階法開挖，上半斷面超前2.53.0米，使用34臺(tái)氣腳式鑿巖機(jī)鉆眼，光面爆破，每循環(huán)進(jìn)尺1.5米，配備正鏟側(cè)卸式裝載機(jī)裝碴，自卸汽車運(yùn)輸，為保證施工安全，每循環(huán)需作初期支護(hù)，側(cè)壁和臨時(shí)壁墻同時(shí)支護(hù)，根據(jù)地質(zhì)條件采用噴錨網(wǎng)+鋼拱架支護(hù)

14、，錨桿采用25中空注漿錨桿，長(zhǎng)度4.5米/根，間距10.75（加強(qiáng)段10.5）米。鋼拱架支撐按設(shè)計(jì)要求制作，間距0.75m/榀（加強(qiáng)段0.5m/榀），每榀間以25鋼筋縱向連接。噴砼封閉圍巖及鋼拱架，采用多次噴射，總厚度達(dá)25厘米。復(fù)噴砼要適當(dāng)推遲，以不影響循環(huán)時(shí)間。當(dāng)先行導(dǎo)坑超前3-5米后，兩側(cè)導(dǎo)坑可同時(shí)開挖，后行導(dǎo)坑開挖、支護(hù)方式與先行導(dǎo)坑相同。 HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech

15、/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank 作業(yè)現(xiàn)場(chǎng) HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof101271

16、8LQ.htm t _blank B中央部分開挖 HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank 在不影響兩側(cè)壁導(dǎo)坑道開挖時(shí)可進(jìn)行中央開挖，中央開挖也采用正臺(tái)階法，上下臺(tái)階間距5-8米，上部臺(tái)階高2.5米，采用5

17、臺(tái)氣腳式鑿巖機(jī)鉆眼，短進(jìn)尺弱爆破，開挖成形后及時(shí)檢查斷面尺寸，防止超欠挖，及時(shí)施作上部初期支護(hù)，然后噴射砼封閉。下部開挖可利用自制臺(tái)架鉆眼，如果中部開挖高度太大，仰拱部份可留下以后開挖。 HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.h

18、tm t _blank 中央部分開挖作業(yè)現(xiàn)場(chǎng) HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank 開挖、支護(hù)過(guò)程中量測(cè)緊跟及時(shí)反饋，以調(diào)整支護(hù)參數(shù)，襯砌前拆除臨時(shí)支護(hù)，為確保施工安全量測(cè)及時(shí)進(jìn)行。隧道在暗洞施工時(shí)要加

19、強(qiáng)地表監(jiān)控量測(cè)，發(fā)現(xiàn)異常情況應(yīng)立即封閉掌子面停止施工，及時(shí)通知業(yè)主及設(shè)計(jì)單位，根據(jù)現(xiàn)場(chǎng)具體情況變更設(shè)計(jì)方案，確保隧道施工安全。 HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank （二）、類圍巖開挖 HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLIN

20、K /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank 級(jí)圍巖段施工方案選用上下臺(tái)階預(yù)留核心土法施工，如下圖所示。施工中嚴(yán)格執(zhí)行“桿超前，短開挖，強(qiáng)支護(hù)，勤量測(cè)，早封閉”的基本原則。上臺(tái)階開挖超前30m后，下部馬口跳槽跟進(jìn) HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERL

21、INK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank 施工順序 HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank 拱部開挖及初期支護(hù) HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /te

22、ch/detailprof1012718LQ.htm t _blank 左側(cè)開挖及初期支護(hù) HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank 右側(cè)開挖及初期支護(hù) HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank 左右側(cè)開挖選用馬口跳槽法 HYPERLINK /te

23、ch/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank 開挖支護(hù)方法 HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank 首先施工22全長(zhǎng)粘結(jié)式早強(qiáng)砂漿超前錨桿（必要時(shí)），長(zhǎng)5.0m。使用34臺(tái)氣腳式鑿巖機(jī)對(duì)拱部扇形鉆眼，光面爆破，每循環(huán)進(jìn)尺1.5米。通風(fēng)找頂后對(duì)拱部進(jìn)行初噴，封閉圍巖。采用裝載機(jī)

24、裝碴，自卸汽車運(yùn)輸。完成后立即對(duì)拱部進(jìn)行初期支護(hù)，采用噴錨網(wǎng)+鋼拱架支護(hù)，錨桿采用25中空注漿錨桿，長(zhǎng)度4.0米/根，間距11米。鋼拱架支撐按設(shè)計(jì)要求制作，間距1m/榀，每榀間以22鋼筋縱向連接。噴砼封閉圍巖及鋼拱架，采用多次噴射，總厚度達(dá)20厘米。復(fù)噴砼要適當(dāng)推遲，以不影響循環(huán)時(shí)間。當(dāng)上部扇形超前30米后，左側(cè)臺(tái)階可同時(shí)開挖落底，開挖、支護(hù)方式與先行導(dǎo)坑相同。左側(cè)臺(tái)階超前1015m后，右側(cè)臺(tái)階開挖支護(hù)，其方法與左側(cè)相同。 HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof

25、1012718LQ.htm t _blank （三）、級(jí)圍巖地段開挖與支護(hù) HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank 級(jí)圍巖地段采用短臺(tái)階法開挖。鑿巖機(jī)鉆眼，光面爆破，挖掘機(jī)配合裝載機(jī)裝碴，自卸汽車運(yùn)輸。臺(tái)

26、階長(zhǎng)度控制在30m，上、下臺(tái)階循環(huán)進(jìn)尺均控制在2.3m以內(nèi)。 HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank 開挖支護(hù)方法 HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc

27、_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank 使用810臺(tái)氣腳式鑿巖機(jī)鉆眼，光面爆破，每循環(huán)進(jìn)尺2.3米。通風(fēng)找頂后對(duì)拱部進(jìn)行初噴，封閉圍巖。采用裝載機(jī)裝碴，自卸汽車運(yùn)輸。完成后立即對(duì)上臺(tái)階進(jìn)行初期支護(hù)，采用噴錨網(wǎng)+鋼拱架支護(hù)，錨桿采用25中空注漿錨桿，長(zhǎng)度3.5米/根，間距1.21.2米。鋼拱架支撐按設(shè)計(jì)要求制作，間距1m/榀，每榀間以22鋼筋縱向連接。噴砼封閉圍巖及鋼拱架，采用多次噴射，總厚度達(dá)15厘米。復(fù)噴砼要適當(dāng)推遲，以不影響循環(huán)時(shí)間。當(dāng)上臺(tái)階超前30米后，進(jìn)行下臺(tái)階開挖。開挖、支護(hù)方式采用單側(cè)超前的形

28、式，禁止左右兩側(cè)保持在同一截面上。 HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank （四）、級(jí)圍巖地段開挖與支護(hù) HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_o

29、riginal=2799672994 o /tech/detailprof1012718LQ.htm t _blank 級(jí)圍巖段施工方案選用上下臺(tái)階施工，如下圖所示。 HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blan

30、k HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/deta

31、ilprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_origi

32、nal=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank 施工順序 HYPERLINK /tech/detai

33、lprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank 拱部開挖及初期支護(hù) HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank 下部開挖及初期支護(hù) HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailp

34、rof1012718LQ.htm t _blank 級(jí)圍巖節(jié)理裂隙不發(fā)育，巖體較完整，穩(wěn)定性較好。但由于隧道跨度較大，其開挖支護(hù)同樣采用臺(tái)階法施工。方法使用810臺(tái)氣腳式鑿巖機(jī)鉆眼，光面爆破，每循環(huán)進(jìn)尺2.3米。通風(fēng)找頂后對(duì)拱部進(jìn)行初噴，封閉圍巖。采用裝載機(jī)裝碴，自卸汽車運(yùn)輸。完成后立即對(duì)上臺(tái)階進(jìn)行初期支護(hù)，采用噴錨網(wǎng)支護(hù)，錨桿采用25中空注漿錨桿，長(zhǎng)度3.5米/根（必要時(shí)），間距1.51.5米。噴砼一次完成，厚度10厘米。當(dāng)上臺(tái)階超前30米后，進(jìn)行下臺(tái)階開挖。 HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=279967299

35、4 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank （五）、開挖鉆爆設(shè)計(jì) HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof10

36、12718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank 1、隧道爆破設(shè)計(jì)（、級(jí)） HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.h

37、tm t _blank 1.1、設(shè)計(jì)原則：因開挖斷面較大，考慮到對(duì)圍巖少擾動(dòng)，維護(hù)圍巖的穩(wěn)定，爆破分上、下臺(tái)階分部爆破。 HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank 1.2、設(shè)計(jì)方案：采用楔形掏槽，直眼淺孔爆

38、破，眼孔直徑為42mm，藥卷直徑為周邊眼20mm，其他眼為32mm，起爆采用非電毫秒雷管一次起爆。 HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank 1.3、爆破參數(shù)計(jì)算： HYPERLINK /tech/deta

39、ilprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank 上臺(tái)階： HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.h

40、tm t _blank 單位炸藥消耗量q = 1.1kg（根據(jù)巖石堅(jiān)固系數(shù)查表得） HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank 上臺(tái)階炮眼數(shù)目N=q.s.m/a.G HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detai

41、lprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank q-單位炸藥消耗量，kg/m3為1.1kg/m3 HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/de

42、tailprof1012718LQ.htm t _blank s-上臺(tái)階掘進(jìn)斷面m2為95 m2 HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank -炮眼利用率；取0.85 HYPERLINK /tech/deta

43、ilprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank m-每個(gè)藥包長(zhǎng)度為0.25m HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1

44、012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank G-每個(gè)藥包質(zhì)量，為0.2 kg HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l t

45、c_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank a-炮眼平均裝藥系數(shù)，取0.7。 HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank

46、 上臺(tái)階數(shù)目為N=(1.1950.850.25)/(0.60.2)=185個(gè) HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank 1.4、爆破設(shè)計(jì)參數(shù) HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof101271

47、8LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank 表上臺(tái)階爆破設(shè)計(jì)參數(shù)表 HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t

48、_blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech

49、/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_

50、original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detai

51、lprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _

52、blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/

53、detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_o

54、riginal=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detail

55、prof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _b

56、lank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/d

57、etailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_or

58、iginal=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailp

59、rof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _bl

60、ank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/detailprof1012718LQ.htm t _blank HYPERLINK /tech/detailprof1012718LQ.htm l tc_qz_original=2799672994 o /tech/de