DOC-中鐵十七局集團(tuán)滬昆客專作業(yè)指導(dǎo)書之隧道篇(已排好)

中鐵十七局集團(tuán)滬昆客專作業(yè)指導(dǎo)書之隧道篇(已排好)

滬昆客專長昆湖南段CKTJ-Ⅶ標(biāo)段施工作業(yè)指導(dǎo)書—隧道工程

新建鐵路

長沙至昆明鐵路客運專線

施工作業(yè)指導(dǎo)書

——隧道工程

編制人：

審核人：

批準(zhǔn)人：

中鐵十七局集團(tuán)滬昆客專長昆湖南段項目經(jīng)理部

二O一0年十一月

中鐵十七局集團(tuán)滬昆客專長昆湖南段項目經(jīng)理部

滬昆客專長昆湖南段CKTJ-Ⅶ標(biāo)段施工作業(yè)指導(dǎo)書—隧道工程

目錄

管棚施工作業(yè)指導(dǎo)書................................................................................................................................-1-

1、編制目的...............................................................................................................................................-1-

2、適用范圍...............................................................................................................................................-1-

3、職責(zé)分工...............................................................................................................................................-1-

4、編制依據(jù)-技術(shù)標(biāo)準(zhǔn)／質(zhì)量標(biāo)準(zhǔn).........................................................................................................-1-

5、洞口大管棚施工參數(shù)...........................................................................................................................-1-

5.1原材料要求..................................................................................................................................-1-

5.2技術(shù)參數(shù)......................................................................................................................................-1-

6、管棚施工...............................................................................................................................................-1-

6.1長管棚及鋼筋制作......................................................................................................................-2-

6.2導(dǎo)向墻澆筑及導(dǎo)向管預(yù)埋..........................................................................................................-2-

6.3鉆孔..............................................................................................................................................-3-

6.4安裝管棚鋼管..............................................................................................................................-3-

6.5管棚鋼管注漿..............................................................................................................................-4-

7、質(zhì)量檢查內(nèi)容.......................................................................................................................................-5-隧道開挖施工作業(yè)指導(dǎo)書.........................................................................................................................-7-

1、編制目的...............................................................................................................................................-7-

2、適用范圍...............................................................................................................................................-7-

3、職責(zé)分工...............................................................................................................................................-7-

4、編制依據(jù)-技術(shù)標(biāo)準(zhǔn)／質(zhì)量標(biāo)準(zhǔn).........................................................................................................-7-

5、開挖工法...............................................................................................................................................-7-

5.1全斷面開挖.................................................................................................................................-8-

5.2臺階法開挖.................................................................................................................................-8-

5.3弧形導(dǎo)坑預(yù)留核心土法開挖.....................................................................................................-8-

5.4三臺階七步法開挖.....................................................................................................................-8-

5.5三臺階臨時仰拱法開挖.............................................................................................................-8-

5.6雙側(cè)壁導(dǎo)坑法開挖.....................................................................................................................-8-

6、施工注意事項.....................................................................................................................................-17-

7、留變形量的控制.................................................................................................................................-17-

8、質(zhì)量檢查標(biāo)準(zhǔn).....................................................................................................................................-17-濕噴砼施工作業(yè)指導(dǎo)書...........................................................................................................................-19-

1、編制目的.............................................................................................................................................-19-

2、適用范圍.............................................................................................................................................-19-

3、職責(zé)分工.............................................................................................................................................-19-

4、編制依據(jù)技術(shù)標(biāo)準(zhǔn)/質(zhì)量標(biāo)準(zhǔn)...........................................................................................................-19-

5、工程設(shè)計情況.....................................................................................................................................-19-

6、噴砼支護(hù)與開挖之間協(xié)調(diào).................................................................................................................-19-

7、噴射砼材料.........................................................................................................................................-21-

7.1水泥............................................................................................................................................-21-

7.2砂................................................................................................................................................-21-

7.3石子............................................................................................................................................-21-

7.4速凝劑........................................................................................................................................-21-中鐵十七局集團(tuán)滬昆客專長昆湖南段項目經(jīng)理部

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滬昆客專長昆湖南段CKTJ-Ⅶ標(biāo)段施工作業(yè)指導(dǎo)書—隧道工程

7.5水................................................................................................................................................-21-

7.6外加劑........................................................................................................................................-21-

8、噴射砼前的準(zhǔn)備工作.........................................................................................................................-21-

9、施工工藝.............................................................................................................................................-23-

9.1施工工藝流程...........................................................................................................................-23-

9.2攪拌運輸...................................................................................................................................-24-

9.3噴砼...........................................................................................................................................-24-

10、現(xiàn)場的幾種試驗方法.......................................................................................................................-27-

10.1噴射混凝土與圍巖粘結(jié)強(qiáng)度的試驗方法..............................................................................-27-10.2回彈率.....................................................................................................................................-27-10.3噴射砼的強(qiáng)度檢驗.................................................................................................................-27-10.4噴射砼的配合比檢驗.............................................................................................................-28-10.5噴射砼的早期(1d)強(qiáng)度檢查.................................................................................................-28-10.6噴射砼的原材料每盤稱量檢查.............................................................................................-28-10.7噴射砼表面檢查.....................................................................................................................-28-10.8噴射砼坍落度檢查.................................................................................................................-28-10.9噴射砼砂石含水率檢查.........................................................................................................-28-

11、安全環(huán)保注意事項...........................................................................................................................-28-錨桿支護(hù)施工作業(yè)指導(dǎo)書.......................................................................................................................-30-

1、編制目的.............................................................................................................................................-30-

2、適用范圍.............................................................................................................................................-30-

3、職責(zé)分工.............................................................................................................................................-30-

4、編制依據(jù)技術(shù)標(biāo)準(zhǔn)/質(zhì)量標(biāo)準(zhǔn)...........................................................................................................-30-

5、設(shè)計情況.............................................................................................................................................-30-

6、施工方法.............................................................................................................................................-30-

6.1砂漿錨桿....................................................................................................................................-30-

6.2錨桿施工工藝...........................................................................................................................-31-

6.2中空注漿錨桿............................................................................................................................-32-

6.3錨桿的安裝................................................................................................................................-32-

6.3錨桿墊板....................................................................................................................................-33-

6.4錨桿的長度、砂漿飽滿度質(zhì)量無損檢測................................................................................-34-

7、質(zhì)量標(biāo)準(zhǔn).............................................................................................................................................-34-

7.1主控項目....................................................................................................................................-34-

7.2錨桿一般項目...........................................................................................................................-35-隧道鋼架支護(hù)施工作業(yè)指導(dǎo)書...............................................................................................................-36-

1、編制目的.............................................................................................................................................-36-

2、適用范圍.............................................................................................................................................-36-

3、職責(zé)分工.............................................................................................................................................-36-

4、編制依據(jù)技術(shù)標(biāo)準(zhǔn)/質(zhì)量標(biāo)準(zhǔn)...........................................................................................................-36-

5、設(shè)計參數(shù).............................................................................................................................................-36-

6、格柵鋼架與型鋼鋼架.........................................................................................................................-36-

7、鋼架制作.............................................................................................................................................-37-

7.1格柵鋼架....................................................................................................................................-37-

7.2型鋼鋼架....................................................................................................................................-37-中鐵十七局集團(tuán)滬昆客專長昆湖南段項目經(jīng)理部

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滬昆客專長昆湖南段CKTJ-Ⅶ標(biāo)段施工作業(yè)指導(dǎo)書—隧道工程

8、鋼架安裝.............................................................................................................................................-38-

9、注意事項.............................................................................................................................................-39-

10、底角的處理.......................................................................................................................................-40-

10.1鎖腳.........................................................................................................................................-40-10.2鋼架的落底接長.....................................................................................................................-40-

11、機(jī)械人員配備...................................................................................................................................-40-

12、質(zhì)量標(biāo)準(zhǔn)...........................................................................................................................................-40-

12.1鋼架主控項目要求.................................................................................................................-40-12.2鋼架一般項目要求.................................................................................................................-41-超前支護(hù)施工作業(yè)指導(dǎo)書.......................................................................................................................-42-

1、編制目的.............................................................................................................................................-42-

2、適用范圍.............................................................................................................................................-42-

3、職責(zé)分工.............................................................................................................................................-42-

4、編制依據(jù)技術(shù)標(biāo)準(zhǔn)/質(zhì)量標(biāo)準(zhǔn)...........................................................................................................-42-

5、超前小導(dǎo)管施工.................................................................................................................................-42-

5.1小導(dǎo)管制作................................................................................................................................-42-

5.2小導(dǎo)管布置................................................................................................................................-43-

5.3小導(dǎo)管的施工............................................................................................................................-43-

5.4超前小導(dǎo)管預(yù)注漿....................................................................................................................-44-

6、質(zhì)量標(biāo)準(zhǔn).............................................................................................................................................-44-

6.1主控項目....................................................................................................................................-44-

6.2一般項目....................................................................................................................................-45-監(jiān)控量測施工作業(yè)指導(dǎo)書.......................................................................................................................-46-

1、編制目的.............................................................................................................................................-46-

2、適用范圍.............................................................................................................................................-46-

3、職責(zé)分工.............................................................................................................................................-46-

4、編制依據(jù)技術(shù)標(biāo)準(zhǔn)/質(zhì)量標(biāo)準(zhǔn)...........................................................................................................-46-

5、量測項目.............................................................................................................................................-46-

6、隧道施工過程中應(yīng)進(jìn)行洞內(nèi)、外觀察.............................................................................................-47-

7、量測現(xiàn)場作業(yè).....................................................................................................................................-47-

7.1現(xiàn)場量測要求............................................................................................................................-47-

7.2施工監(jiān)測....................................................................................................................................-48-

8、量測斷面布置.....................................................................................................................................-48-

8.1測線布設(shè)....................................................................................................................................-48-

8.2量測斷面間距............................................................................................................................-48-

8.3拱頂下沉量計算........................................................................................................................-48-

9、量測頻率.............................................................................................................................................-50-

10、量測數(shù)據(jù)處理...................................................................................................................................-51-

11、量測數(shù)據(jù)的應(yīng)用...............................................................................................................................-53-

12、地表下沉量測...................................................................................................................................-53-

12.1測點布置..................................................................................................................................-54-12.2測量方法..................................................................................................................................-55-12.3圍巖穩(wěn)定性和支護(hù)效果分析..................................................................................................-55-

13、量測結(jié)束標(biāo)準(zhǔn)...................................................................................................................................-55-中鐵十七局集團(tuán)滬昆客專長昆湖南段項目經(jīng)理部

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滬昆客專長昆湖南段CKTJ-Ⅶ標(biāo)段施工作業(yè)指導(dǎo)書—隧道工程

14、量測管理工作...................................................................................................................................-55-襯砌防排水施工作業(yè)指導(dǎo)書...................................................................................................................-56-

1、編制目的.............................................................................................................................................-56-

2、適用范圍.............................................................................................................................................-56-

3、職責(zé)分工.............................................................................................................................................-56-

4、編制依據(jù)技術(shù)標(biāo)準(zhǔn)/質(zhì)量標(biāo)準(zhǔn)：.......................................................................................................-56-

5、防排水水設(shè)計.....................................................................................................................................-56-

5.1防水設(shè)計....................................................................................................................................-56-

5.2排水設(shè)計....................................................................................................................................-57-

6、隧道防排水施工工藝流程.................................................................................................................-57-

7、防水層的施工.....................................................................................................................................-57-

7.1基面清理....................................................................................................................................-59-

7.2分體式防水板無釘鋪設(shè)工藝....................................................................................................-59-

7.3緩沖層固定................................................................................................................................-59-

7.4防水板鋪設(shè)................................................................................................................................-60-

7.5防水板鋪設(shè)質(zhì)量檢查................................................................................................................-61-

8.施工縫界面防水施工工藝...................................................................................................................-62-

8.1混凝土界面劑............................................................................................................................-62-

8.2中埋式止水帶及背貼式止水帶施工........................................................................................-62-

8.3聚硫密封膠................................................................................................................................-64-

9、雙側(cè)水溝和中心水溝施工.................................................................................................................-66-二次襯砌施工作業(yè)指導(dǎo)書.......................................................................................................................-67-

1、編制目的.............................................................................................................................................-67-

2、適用范圍.............................................................................................................................................-67-

3、職責(zé)分工.............................................................................................................................................-67-

4、編制依據(jù)技術(shù)標(biāo)準(zhǔn)/質(zhì)量標(biāo)準(zhǔn)...........................................................................................................-67-

5、仰拱及仰拱填充.................................................................................................................................-67-

6、拱墻襯砌施工工藝流程.....................................................................................................................-68-

7、襯砌臺車.............................................................................................................................................-69-

8、混凝土的生產(chǎn)和運輸.........................................................................................................................-70-

9、襯砌混凝土施工.................................................................................................................................-70-

9.1臺車對位....................................................................................................................................-71-

9.2澆筑............................................................................................................................................-72-

9.3脫模養(yǎng)護(hù)....................................................................................................................................-73-

10、高性能砼實現(xiàn)的選配及施工控制...................................................................................................-73-

11、鋼筋施工...........................................................................................................................................-74-

11.1原材料檢驗..............................................................................................................................-74-11.2技術(shù)準(zhǔn)備..................................................................................................................................-75-11.3鋼筋加工..................................................................................................................................-75-11.4鋼筋安裝..................................................................................................................................-75-超前地質(zhì)預(yù)報施工作業(yè)指導(dǎo)書...............................................................................................................-76-

1、編制目的.............................................................................................................................................-76-

2、適用范圍.............................................................................................................................................-76-

3、職責(zé)分工.............................................................................................................................................-76-中鐵十七局集團(tuán)滬昆客專長昆湖南段項目經(jīng)理部

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滬昆客專長昆湖南段CKTJ-Ⅶ標(biāo)段施工作業(yè)指導(dǎo)書—隧道工程

4、編制依據(jù)技術(shù)標(biāo)準(zhǔn)/質(zhì)量標(biāo)準(zhǔn)...........................................................................................................-76-

5、隧道施工期超前地質(zhì)預(yù)報的主要內(nèi)容和方法.................................................................................-76-

5.1主要內(nèi)容....................................................................................................................................-76-

5.2方法............................................................................................................................................-76-

6、超前地質(zhì)預(yù)報與補充地質(zhì)調(diào)查工作流程.........................................................................................-76-

7、綜合超前地質(zhì)預(yù)測預(yù)報工作流程.....................................................................................................-77-

8、TSP-203地質(zhì)預(yù)報系統(tǒng)......................................................................................................................-77-

8.1簡介............................................................................................................................................-77-

8.2TSP-203地震波探測儀探測原理...................