CN114622918B - 软弱地层拱盖法大跨结构二层初支拱脚稳定性的控制方法 - Google Patents
软弱地层拱盖法大跨结构二层初支拱脚稳定性的控制方法 Download PDFInfo
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- CN114622918B CN114622918B CN202210266318.9A CN202210266318A CN114622918B CN 114622918 B CN114622918 B CN 114622918B CN 202210266318 A CN202210266318 A CN 202210266318A CN 114622918 B CN114622918 B CN 114622918B
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- 238000000034 method Methods 0.000 title claims abstract description 40
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 56
- 239000010959 steel Substances 0.000 claims abstract description 56
- 239000011435 rock Substances 0.000 claims abstract description 19
- 239000004567 concrete Substances 0.000 claims abstract description 17
- 238000009412 basement excavation Methods 0.000 claims abstract description 16
- 238000005266 casting Methods 0.000 claims abstract description 11
- 238000010276 construction Methods 0.000 claims abstract description 9
- 238000003466 welding Methods 0.000 claims abstract description 9
- 238000004140 cleaning Methods 0.000 claims abstract description 7
- 238000000465 moulding Methods 0.000 claims abstract description 4
- 238000005422 blasting Methods 0.000 claims description 26
- 238000005553 drilling Methods 0.000 claims description 11
- 238000012360 testing method Methods 0.000 claims description 7
- 239000011378 shotcrete Substances 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 238000005520 cutting process Methods 0.000 claims description 3
- 238000005070 sampling Methods 0.000 claims description 2
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- 239000010410 layer Substances 0.000 description 51
- 239000002689 soil Substances 0.000 description 4
- 238000011161 development Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
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- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
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Images
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/04—Driving tunnels or galleries through loose materials; Apparatus therefor not otherwise provided for
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/003—Linings or provisions thereon, specially adapted for traffic tunnels, e.g. with built-in cleaning devices
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/14—Lining predominantly with metal
- E21D11/18—Arch members ; Network made of arch members ; Ring elements; Polygon elements; Polygon elements inside arches
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D20/00—Setting anchoring-bolts
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/006—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries by making use of blasting methods
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F16/00—Drainage
- E21F16/02—Drainage of tunnels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42D—BLASTING
- F42D1/00—Blasting methods or apparatus, e.g. loading or tamping
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42D—BLASTING
- F42D3/00—Particular applications of blasting techniques
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Geochemistry & Mineralogy (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Paleontology (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
- Lining And Supports For Tunnels (AREA)
Abstract
Description
Claims (5)
Priority Applications (1)
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CN202210266318.9A CN114622918B (zh) | 2022-03-17 | 2022-03-17 | 软弱地层拱盖法大跨结构二层初支拱脚稳定性的控制方法 |
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CN202210266318.9A CN114622918B (zh) | 2022-03-17 | 2022-03-17 | 软弱地层拱盖法大跨结构二层初支拱脚稳定性的控制方法 |
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Publication Number | Publication Date |
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CN114622918A CN114622918A (zh) | 2022-06-14 |
CN114622918B true CN114622918B (zh) | 2023-05-30 |
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CN202210266318.9A Active CN114622918B (zh) | 2022-03-17 | 2022-03-17 | 软弱地层拱盖法大跨结构二层初支拱脚稳定性的控制方法 |
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Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101520292A (zh) * | 2009-03-12 | 2009-09-02 | 路桥集团国际建设股份有限公司 | 一种隧道式锚碇洞室的开挖爆破方法 |
CN102758642B (zh) * | 2012-07-16 | 2014-04-30 | 中铁隧道集团有限公司 | 上软下硬地层大跨隧道叠合承载拱结构及其施工方法 |
CN104196537A (zh) * | 2014-08-26 | 2014-12-10 | 广东省建筑工程机械施工有限公司 | 一种三条平行的超小净距地铁隧道施工方法 |
CN107035377B (zh) * | 2017-06-24 | 2018-12-21 | 浙江华东工程咨询有限公司 | 一种尾水隧洞开挖支护的施工方法 |
CN108019210B (zh) * | 2017-12-12 | 2019-03-29 | 宁波市交通规划设计研究院有限公司 | 一种适用于上软下硬复合地层的浅埋大跨隧道施工方法 |
CN109538246A (zh) * | 2018-12-26 | 2019-03-29 | 中铁科学研究院有限公司 | 拱盖法暗挖地铁车站拱脚加固结构及施工方法 |
CN109578027A (zh) * | 2019-01-14 | 2019-04-05 | 中铁十局集团有限公司 | 上软下硬地层隧道开挖支护结构及隧道开挖施工方法 |
CN110863832B (zh) * | 2019-11-15 | 2020-11-10 | 中铁二十局集团有限公司 | 穿越土石分界地层的大断面隧道稳定性控制施工方法 |
CN110847929B (zh) * | 2019-11-20 | 2020-10-23 | 中铁二十局集团有限公司 | 基于分区爆破的隧道洞口段预加固及开挖施工方法 |
CN111577317A (zh) * | 2020-04-30 | 2020-08-25 | 中铁隧道局集团有限公司 | 一种上软下硬地层大跨暗挖地铁车站洞室施工方法 |
CN111811348A (zh) * | 2020-08-14 | 2020-10-23 | 中交路桥建设有限公司 | 一种隧道减震控制爆破的开挖掘进施工工法 |
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