CN1800514A - Big section pipe roof- box culvert jacking construction method - Google Patents

Big section pipe roof- box culvert jacking construction method Download PDF

Info

Publication number
CN1800514A
CN1800514A CNA2005101114087A CN200510111408A CN1800514A CN 1800514 A CN1800514 A CN 1800514A CN A2005101114087 A CNA2005101114087 A CN A2005101114087A CN 200510111408 A CN200510111408 A CN 200510111408A CN 1800514 A CN1800514 A CN 1800514A
Authority
CN
China
Prior art keywords
tube
section
pipe
steel
curtain
Prior art date
Application number
CNA2005101114087A
Other languages
Chinese (zh)
Inventor
葛金科
周松
杨俊龙
彭少杰
赵国强
Original Assignee
上海市第二市政工程有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 上海市第二市政工程有限公司 filed Critical 上海市第二市政工程有限公司
Priority to CNA2005101114087A priority Critical patent/CN1800514A/en
Publication of CN1800514A publication Critical patent/CN1800514A/en

Links

Abstract

The invention relates to a large-section tube screen-box feeding construction, belonging to the underground construction technique. it is characterized in that a closed tube screen connected by clamps is arranged between steel tubes; a square steel tube screen is formed by horizontal feeding tube; the water-stopping grout is filled between clamps of steel tubes; the steel tubes are filled by concrete to form water-tightness horizontal screen to be fed and excavated section by section while filling compound mud between the tube screen and box in the feeding process. The invention has safe operation, less effect on around environment and reasonable investment.

Description

大断面管幕-箱涵推进施工方法 Large section of pipe Roof - Box advance construction methods

技术领域 FIELD

:属地下施工技术领域,确切地说是一种地下施工的暗挖技术。 : Belongs to the field of underground construction, specifically the construction of an underground excavation technique.

背景技术 Background technique

:随着我国城市交通系统建设的不断发展,目前,地下工程施工技术主要有明挖法、盾构法、顶管法、沉管法、沉箱法、管棚法、逆筑法、冻结法等,这些施工技术都有各自的特点和适用范围,明挖法工程开支低但对周围环境干扰大;盾构法虽然有着缩短工期适合复杂地层及较好的施工质量,但施工操作要求严,造价高,且断面变化不够灵活;顶管法一般用于直径较小的市政管线等小型隧道的施工;沉管法用于水底的地下工程;沉箱和逆筑法一般用于竖直的工程;管棚法则用于地层条件好的地下工程支护中;冻结法技术要求严格用于含水地层中。 : With the continuous development of China's urban transportation system construction, at present, construction of underground engineering technology major open-cut method, shield method, pipe jacking, immersed tube method, the caisson method, pipe roof, reverse construction method, freezing method, the construction technology has its own characteristics and scope of the project cost open-cut method is low but on the surrounding environment interference large; although shield has a complex formation and shorten the construction period for a better quality of construction, but the construction stringent operating requirements, high cost and section changes is not flexible enough; pipe jacking method generally used for the construction of a small tunnel diameter smaller municipal pipelines; Shen tube method for underwater underground engineering; caisson and down construction method generally used for vertical engineering; pipe roof good rule for formation conditions in underground engineering support; freezing method for strict technical requirements in water-bearing formation. 上述各种施工方法对于浅埋的大断面且地面环境维护要求严格的软土地区工程,都有其局限性。 These various construction methods for large cross-section in shallow ground environment and stringent maintenance requirements engineering in soft soil area, has its limitations.

发明内容 SUMMARY

:本发明提供一种对环境影响小,造价低,工期短,适合浅层软土地层施工的大断面管幕-箱涵推进施工方法。 : The invention provides a small impact on the environment, low cost, short construction period, a large section of pipe curtain for the construction of shallow layer of soft soil - box culvert construction method of propulsion.

本发明采取的技术方案:钢管间有锁扣相连构成的封闭式管幕,用水平顶管的方法形成口字形的矩型钢管幕,钢管的锁口间压注止水泥浆,钢管内充填混凝土,形成水密性水平帷幕,并逐节向前开挖和推进箱涵,在推进过程中向管幕和箱涵之间的建筑空隙内压注复合泥浆;并由以下操作顺序完成:1)构筑始发井和接收井;2)对进出洞口进行土体加固;3)将带有锁扣的钢管有序地分节水平顶入土层,构成口字形的水平钢管幕;4)钢管锁口处压注止水泥浆;5)向钢管内充填混凝土,提高管幕的刚度;6)构筑箱涵限位的导向墩;7)在工作井内制作首节箱涵,并安装网格工具头;8)破除箱涵顶进出洞位置的连续墙;和加固体; The present invention takes technical solution: a curtain between the steel pipe has a closed configuration of the latch is connected, flattened tubes with water by filling pipe forming a curtain-shaped opening, locking between the pipe sealing slurry injection pressure, the inner steel tube filled with concrete , form a watertight curtain level, and by the forward section and the excavation advancing culvert, compound mud injection pressure into the gap between the building and the box culvert pipe curtain in advancing the process; completed by the following sequence of operations: 1) Constructing well originating and receiving well; 2) and out of the hole for soil reinforcement; 3) with a steel catch flattened saving orderly divided into soil, the level of steel constituting the screen-shaped opening; 4) locking the steel injection-sealing slurry; 5) filling concrete into the steel tube, increasing the rigidity of the pipe curtain; 6) limiting a build guide box culvert pier; 7) work well in the production of the first section culvert, and grid mounting tool head; 8 ) break out of hole wall Structure Jacking position; and processing solid;

9)在工作井内逐节制作,并向管幕内用多组油缸推进箱涵;10)向管幕与箱涵之间空隙注入复合泥浆。 9) work well in the production section by section, and with a plurality of sets culvert pipe propulsion cylinder veil; 10) is injected into the gap between the compound mud and box culvert pipe curtain.

实施本发明后的积极效果是:创造了一个在软土地层大断面地道施工的方法,这个施工方法很少影响地面环境,施工周期短,造价低,并能较好地控制地表沉降。 After the positive effects of the present invention are: to create a method for the construction of a large section of soft soil tunnel, this construction method rarely affects ground environment, short construction period, low cost, and can better control ground settlement.

附图说明 BRIEF DESCRIPTION

:图1.工作井,管幕,箱涵施工关系断面示意图图2.管幕包裹箱涵状态横截面示意图图3箱涵顶入管幕的立体示意图图4工作井断面示意图具体实施方式:现结合附图对本发明作进一步说明大断面管幕-箱涵推进施工方法,包含常规施工要构筑工作井,土体加固3,构筑地下连续墙4,此外,在本施工方法中还包括:钢管间有锁扣6相连构成的封闭式管幕7,用水平顶管的方法形成口字形的矩型钢管幕,钢管的锁口间压注止水泥浆,钢管内充填混凝土,形成水密性水平帷幕,并逐节向前开挖和推进箱涵11,在推进过程中向管幕和箱涵之间的建筑空隙内压注复合泥浆;并由以下操作顺序完成:1)构筑始发井2和接收井1;2)进行土体3加固,井壁构筑地下连续墙4;3)将带有锁扣6的钢管,有序地分节水平顶入土层,构成管幕7;4)钢管锁口处压注止水泥浆;5)向钢管内充 : Figure 1. working shaft, pipe curtain, the relationship between a cross-sectional schematic view of box culvert construction 2. culvert pipe curtain wrapped state schematic perspective cross-sectional schematic view of FIG. 3 culvert pipe into the top of the screen 4 a cross-sectional schematic view of the working shaft DETAILED DESCRIPTION: Is combined dRAWINGS the invention will be further described large section pipe Roof - Box construction propulsion method, comprising a conventional construction work to build wells, soil reinforcement 3, 4 constructing underground continuous wall, furthermore, in this construction method further comprises: Private steel filling pipe is connected to pipe curtain closed curtain method latching 6 7 constituted with water flattened tube-shaped opening formed between pipe sealing pressure injection locking mud, concrete filled steel tube, forming a watertight horizontal curtain, and the forward section and the excavation by advancing box culvert 11, between the inner tube and the curtain box culvert buildings void composite injection-advancing process mud; completed by the following sequence of operations: 1) constructing the originating and receiving well well 2 1; 2) for soil reinforcement 3, 4 wall constructing underground continuous walls; 3) with the steel shackle 6, orderly divided into soil saving flattened, the tube constituting the screen 7; 4) locking the steel injection-sealing slurry; 5) charged into the steel tube 混凝土6)构筑箱涵限位的导向墩14;7)在工作井内制作箱涵11; Concrete 6) pier constructed culvert stopper guide 14; 7) made in the box culvert 11 work well;

8)破除箱涵顶进出洞位置的连续墙13,和加固体3;9)在工作井内逐节制作,并向管幕内用多组油缸15推进箱涵;10)向管幕与箱涵之间建筑空隙处压注复合泥浆。 8) Wall break culvert top hole 13 and out of position, and processing the solid 3; 9) made in the working section of the well by using multiple sets of the screen cylinder 15 to advance the tube culvert; 10) of the box culvert pipe curtain and construction of the gap between the injection-compound mud.

钢管锁扣,其锁扣的一种形式为圆管外表面各焊两对称内向角钢与焊两对称外向角钢相配合构成管幕锁扣;第二种形式为两对称内向角钢与焊T形钢相配合构成的管幕锁扣。 Steel latch, which is one form of latch outer surface of each tube within the welding two symmetrical angles with welding two symmetrical outward angle configuration mating pipe curtain catch; the second form of the solder within two symmetrical T-shaped steel angle iron cooperating latch pipe curtain configuration.

实施例结合具体实例与附图对本发明的具体实施叙述如下:以某市某路地下立交地道施工为例,该工程管幕段长约125米,呈南北走向,箱涵横断面尺寸为34.2米×7.85米。 Specific examples of embodiments in conjunction with the accompanying drawings of particular embodiments of the present invention are described as follows: The construction of a road crossing tunnels underground city, for example, the project pipe curtain section of about 125 m, a north-south, culvert cross-sectional dimension of 34.2 m × 7.85 m. 具体实施步骤如下:1.构筑南北两个工作井1;2,工作井系围护结构采用地下连续墙施工,采用厚度800mm的地下连续墙4作为围护结构,内部结构为现浇钢筋混凝土结构,工作井南北侧墙未设内衬,地下连续墙墙深南、北工作井分别为32m、31m,然后采用明挖顺筑法施工,进行工作井支撑5施工,北工作井竖向共设三道钢筋混凝土水平桁架支撑加二道φ609钢管支撑,其中第二道混凝土水平桁架兼作工作井的顶框架,平面外包尺寸为24.6×41.0m,底板底面埋深为16.226m。 DETAILED DESCRIPTION steps are as follows: 1 Constructing the north and south working shaft 1; 2, the working envelope using the well-based underground continuous wall construction, with a thickness of 800mm underground continuous wall as envelope 4, the internal structure situ reinforced concrete structures. , North and South work well sidewall lining is not provided, the underground continuous wall to wall ShenNan, North work well are 32m, 31m, and open-cut construction using cis construction method, the construction work shaft supports 5, North total vertical working shaft three reinforced concrete horizontal truss plus two φ609 steel support, wherein the top frame horizontal truss and concrete serves as the second working shaft, planar outer size of 24.6 × 41.0m, depth of the bottom surface of the bottom plate 16.226m. 南工作井基坑竖向设了四道φ609钢管支撑,加上工作井的顶框架作为第二道混凝土水平桁架支撑,平面外包尺寸为24.6×40.2m,底板底面埋深为17.051m。 South vertically disposed work shaft pit φ609 the four steel supports, together with the top frame work well as a second horizontal truss and concrete, planar outer size of 24.6 × 40.2m, depth of the bottom surface of the bottom plate 17.051m. 工作井完成后,对进洞段和出洞段土体进行加固,由于条件所限,本工程只对北侧出发井2出洞段进行8米加固,加固区3的靠近洞口3米为Φ700的搅拌桩加固,后5米为压密注浆加固。 After the completion of the working shaft, and the hole section of the hole section of the soil reinforcement, due to limited conditions, this works well only 2 out of the hole starting north segment 8 Mega solid, reinforcing region 3 adjacent the hole 3 meters Φ700 mixing pile after 5 meters compaction grouting.

2.管幕段采用80根φ970的钢管通过锁口6相连形成口字形断面,钢管的分节长度为16米,通过逐节顶进焊接而成通长管幕7,为了减小地表沉降,应先施工底排管幕,再两侧和顶排的管幕,但本工程中考虑工期因素,具体施工如下:通过设立基准管,从基准管开始顺序顶进,8台顶管机同步进行。 2. The steel pipe curtain sections by using the locking notch 80 formed in port 6 is connected φ970 shaped cross section, the length of the pipe section is 16 meters long pass jacking welded tube 7 through the screen section by section, in order to reduce surface subsidence, construction of the discharge tube should screen bottom, and sides of the tube screen and then the top row, the present project period considered factors, the specific construction is as follows: through the establishment of a reference tube, pipe jacking sequentially from the reference, a top tube 8 machine simultaneously . 每根钢管顶进所需时间为7天,包括设备安装、调试、破连续墙出洞、安装洞口止水装置、穿搅拌桩加固区、钢管顶进及现场焊接和进洞施工等,顶进速度为30m/天。 The time required for each steel pipe into seven days, including equipment installation, commissioning, continuous wall broken out of the hole, the mounting hole sealing means, through mixing pile region, and on-site welding steel pipe into the hole and other construction, jacking speed of 30m / day. 上排钢管中,1、5、9、13、21、25、29、33号钢管为基准管,下排钢管中,41、47、53、63、68、73号钢管为基准管。 Pipe the upper row, the number of 1,5,9,13,21,25,29,33 reference steel pipe, the steel pipe row, the reference numbers 41,47,53,63,68,73 steel tube. 左右两排钢管中34、80号钢管为基准管。 Right and left two rows 34,80 Steel No. Steel tube as a reference. 钢管顶进分两阶段进行,第一阶段八台机头从北工作井向南工作井同时顶进上排33根钢管,第二阶段,八台机头从北工作井向南工作井同时顶进剩余的钢管。 Steel pipe into two stages, the first stage into the top eight while the discharge head 33 from the steel work well north to south working shaft, a second stage, eight working shaft head from north to south roof work simultaneously into the remaining steel.

3.管幕顶进完毕,进行GML梁施工(管幕梁)8的施工,其作用是对钢管幕和地下连续墙进行可靠的连接。 3. The jacking pipe curtain is completed, the construction beams GML (pipe curtain beam) construction 8, whose role is steel diaphragm wall and curtain for a reliable connection.

4.在北工作井内拆除洞口位置处的支撑9,浇筑箱涵推进平台10,并预制首节箱涵11,箱涵的分节长度为17~18m,第一节包括1.3m的网格工具头12。 4. work well in the North at the removal position supporting hole 9, pouring box culvert propulsion platform 10, and the first precast culvert 11, the section box culvert length of 17 ~ 18m, 1.3m grid comprising a first tool head 12.

5.分层分块爆破拆除出洞口处的连续墙13,在箱涵两侧设置导向墩14,采用计算机液压同步控制系统推进箱涵,油缸15布置于底排,沿着箱涵的中心线对称布置且向两边扩散。 The block division Blasting a continuous wall at the hole 13, provided in the guide box culvert sides piers 14, the center line computer using a hydraulic propulsion culvert synchronous control system, the fuel tank 15 is disposed in the bottom row, along the culvert symmetrically arranged and spread to both sides. 边推进箱涵边用挖掘机挖除加固土体。 Side advancing side culvert with soil excavation excavator reinforcement. 推进一段距离,千斤顶缩回,放进顶铁16,当推进完第一节箱涵,在北工作井内预制第二节箱涵,如此逐节顶进箱涵。 Advancing a distance, the jack is retracted, into the top of the iron 16, when the first propulsion complete culvert, a second work well in the North prefabricated culvert, section by section so Jacking box culvert.

6.本工程共有八节箱涵,在第七节箱涵接近南井地下墙时,测量南工作井地下墙土压力的变化,当土压力大于静止土压力的1.2倍时采取以下措施,以防基坑失稳:降低箱涵推进速度,在网格内适当挖土;在南工作井开泄压孔;在南井用砼支撑建立足够的抵抗强度。 6. This box culvert project a total of eight sections, near the south wall of the well underground culvert in Section VII, measuring the change in the South work well underground wall earth pressure, take the following steps when the earth pressure at rest earth pressure is greater than 1.2 times to prevent FOUNDATION instability: reducing the advancing speed of the culvert, suitable excavation within a grid; relief hole open in the South working shaft; build enough strength against southern well supported by concrete. 箱涵进洞流程是:在南侧工作井浇筑后浇带17,在南井内施工车道板18和替换砼撑19,拆除第三四道支撑20及南侧地下墙21,施工井内顶板22,北侧地下连续墙23及替换砼撑19拆除,内部结构与箱涵间最终接头24施工。 Culvert hole process is: the south side after the working shaft 17 with pouring water, well construction Lane South replace concrete support plate 18 and 19, removal of the support 20 and the third four south underground walls 21, roof construction 22 wells, the north 23 and replacing underground continuous wall demolition concrete support 19, between the internal structure and the final joint 24 culvert construction. 25为顶框架,26为底板。 25 is a top frame, the bottom plate 26.

Claims (2)

1.大断面管幕-箱涵推进施工方法,包含构筑工作井,土体加固(3),构筑地下连续墙(4),其特征是:钢管间有锁扣(6)相连构成的封闭式管幕(7),用水平顶管的方法形成口字形的矩型钢管幕,钢管的锁口间压注止水泥浆,钢管内充填混凝土,形成水密性水平帷幕,并逐节向前开挖和推进箱涵(11),在推进过程中向管幕和箱涵之间的建筑空隙内压注复合泥浆;并由以下操作顺序完成:1)构筑始发井(2)和接收井(1);2)对进出洞口进行土体(3)加固;3)将带有锁扣(6)的钢管,有序地分节水平顶入土层,构成口字形水平钢管幕(7);4)钢管锁口处压注止水泥浆;5)向钢管内充填混凝土6)构筑箱涵限位的导向墩(14);7)在工作井内制作首节箱涵(11);并安装网格工具头;8)破除箱涵顶进出洞位置的连续墙(13);和加固体(3);9)在工作井内逐节制作,并向管幕内用多组油缸(15)推进 1. The large section pipe Roof - Box propulsion construction method, comprising constructing work well, soil reinforcement (3), constructing an underground continuous wall (4), characterized in that: there are closed the latch (6) is connected between the steel pipe composed of tube screen (7), a method of water flattened tube filling pipe forming a curtain-shaped opening, locking between the pipe sealing slurry injection pressure, the concrete filled steel tube, forming a watertight horizontal curtain, and the forward section by section excavation and advancing box culvert (11), in promoting the process between the inner tube and the curtain box culvert buildings void compound mud injection pressure; completed by the following sequence of operations: 1) Constructing an originating well (2) and the receiving well (1 ); 2) for the soil and out of the hole (3) reinforcement; 3) with a steel catch (6), the orderly divided into soil saving flattened, square-shaped horizontal configuration steel screen (7); 4) Pipe sealing injection-locking of the slurry; 5) filling concrete into the steel tube 6) pier constructed culvert stopper guide (14); 7) work well in the production of the first section of the box culvert (11); and the tool mounting grid head; 8) break the continuous wall (13) and out of a top box culvert hole position; Canadian solid (3); 9) made in the working section by section, the well (15) with a plurality of sets of propulsion cylinder and the inner tube screen 涵;10)向管幕与箱涵之间建筑空隙处压注复合泥浆。 Han; 10) into the gap between the building and the culvert pipe curtain compound mud pressure injection.
2.根据权利要求1所述的大断面管幕-箱涵推进施工方法,其特征是:所述的钢管锁扣,其锁扣的一种形式为圆管外表面各焊两对称内向角钢与焊两对称外向角钢相配合构成管幕锁扣;第二种形式为两对称内向角钢与焊T形钢相配合构成的管幕锁扣。 The large cross section of the tube curtain claim 1 - culvert propulsion construction method, wherein: said latch steel pipe, which is one form of latch outer surface of each tube within the welding two symmetrical angles with welding two symmetrical angles outward pipe curtain latch mating configuration; the second form is a tube within a curtain catch two symmetrical T-shaped steel angle iron cooperates with the welding thereof.
CNA2005101114087A 2005-12-13 2005-12-13 Big section pipe roof- box culvert jacking construction method CN1800514A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNA2005101114087A CN1800514A (en) 2005-12-13 2005-12-13 Big section pipe roof- box culvert jacking construction method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNA2005101114087A CN1800514A (en) 2005-12-13 2005-12-13 Big section pipe roof- box culvert jacking construction method

Publications (1)

Publication Number Publication Date
CN1800514A true CN1800514A (en) 2006-07-12

Family

ID=36810699

Family Applications (1)

Application Number Title Priority Date Filing Date
CNA2005101114087A CN1800514A (en) 2005-12-13 2005-12-13 Big section pipe roof- box culvert jacking construction method

Country Status (1)

Country Link
CN (1) CN1800514A (en)

Cited By (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101922293A (en) * 2009-06-09 2010-12-22 株式会社Ntsenc Method for installing waterproof steel plate in construction of underground tunnel
CN102031974A (en) * 2010-12-02 2011-04-27 武汉大学 Tubal curtain advanced support constructing method for deep mine roadway of coal mine passing through fault fracture zone
CN101737060B (en) * 2009-12-28 2011-08-10 中铁二局股份有限公司 Beneath-soil through-tunnel superlarge diameter pipe curtain construction method
CN102182464A (en) * 2011-03-31 2011-09-14 上海建工集团股份有限公司 Construction structure and construction method of channel structure
CN102561405A (en) * 2010-12-09 2012-07-11 上海市基础工程有限公司 Opening treatment method for pipe-roofing continuous perforation
CN103015335A (en) * 2012-12-28 2013-04-03 中铁二十四局集团有限公司 Pre-penetrating limiting beam jacking method
CN103437789A (en) * 2013-08-15 2013-12-11 北京市轨道交通设计研究院有限公司 Method for constructing water proof structure and constructing underground construction in water proof mode
CN104675403A (en) * 2014-12-18 2015-06-03 上海建工集团股份有限公司 Underground space construction method and supporting structure
CN104879144A (en) * 2015-05-20 2015-09-02 上海市城市建设设计研究总院 Underground excavation construction method for building underground space by array jacking pipes in soft soil area
CN105041348A (en) * 2015-07-20 2015-11-11 上海市机械施工集团有限公司 Underground space subsurface excavation construction method adopting combined roof
CN105065040A (en) * 2015-07-20 2015-11-18 上海市机械施工集团有限公司 Top-plate-prefabricated underground space underground excavation building method
CN105358796A (en) * 2013-07-11 2016-02-24 金东禹 Hull propulsion method using guide-shaped steel
CN105803957A (en) * 2016-04-06 2016-07-27 中铁大桥局集团第四工程有限公司 Box culvert jacking device and box culvert jacking method
CN105821771A (en) * 2016-04-03 2016-08-03 郑州市市政工程总公司 Jacking construction technology of super-long box-girder bridge below high-filled urban expressway and construction structure adopted in technology
CN105927252A (en) * 2016-06-14 2016-09-07 中铁隧道勘测设计院有限公司 Method for transforming large-section underground spatial structural systems by means of rectangular jacking pipe excavation
CN106014427A (en) * 2016-07-05 2016-10-12 深圳市路桥建设集团有限公司 Construction method of receiving well pipe jacking machine and steel sleeve for construction
CN106640108A (en) * 2017-01-19 2017-05-10 中铁工程装备集团有限公司 Modular construction system of underground building and construction method thereof

Cited By (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101922293A (en) * 2009-06-09 2010-12-22 株式会社Ntsenc Method for installing waterproof steel plate in construction of underground tunnel
CN101922293B (en) * 2009-06-09 2013-01-02 株式会社Ntsenc Method for installing waterproof steel plate in construction of underground tunnel
CN101737060B (en) * 2009-12-28 2011-08-10 中铁二局股份有限公司 Beneath-soil through-tunnel superlarge diameter pipe curtain construction method
CN102031974A (en) * 2010-12-02 2011-04-27 武汉大学 Tubal curtain advanced support constructing method for deep mine roadway of coal mine passing through fault fracture zone
CN102031974B (en) * 2010-12-02 2013-05-01 武汉大学 Tubal curtain advanced support constructing method for deep mine roadway of coal mine passing through fault fracture zone
CN102561405A (en) * 2010-12-09 2012-07-11 上海市基础工程有限公司 Opening treatment method for pipe-roofing continuous perforation
CN102182464A (en) * 2011-03-31 2011-09-14 上海建工集团股份有限公司 Construction structure and construction method of channel structure
CN103015335A (en) * 2012-12-28 2013-04-03 中铁二十四局集团有限公司 Pre-penetrating limiting beam jacking method
CN103015335B (en) * 2012-12-28 2015-07-01 中铁二十四局集团有限公司 Pre-penetrating limiting beam jacking method
CN105358796B (en) * 2013-07-11 2017-05-24 金东禹 Hull propulsion method using guide-shaped steel
CN105358796A (en) * 2013-07-11 2016-02-24 金东禹 Hull propulsion method using guide-shaped steel
CN103437789A (en) * 2013-08-15 2013-12-11 北京市轨道交通设计研究院有限公司 Method for constructing water proof structure and constructing underground construction in water proof mode
CN104675403A (en) * 2014-12-18 2015-06-03 上海建工集团股份有限公司 Underground space construction method and supporting structure
CN104879144A (en) * 2015-05-20 2015-09-02 上海市城市建设设计研究总院 Underground excavation construction method for building underground space by array jacking pipes in soft soil area
CN105065040A (en) * 2015-07-20 2015-11-18 上海市机械施工集团有限公司 Top-plate-prefabricated underground space underground excavation building method
CN105065040B (en) * 2015-07-20 2018-07-03 上海市机械施工集团有限公司 A kind of prefabricated underground space tunneling construction method of top plate
CN105041348A (en) * 2015-07-20 2015-11-11 上海市机械施工集团有限公司 Underground space subsurface excavation construction method adopting combined roof
CN105821771A (en) * 2016-04-03 2016-08-03 郑州市市政工程总公司 Jacking construction technology of super-long box-girder bridge below high-filled urban expressway and construction structure adopted in technology
CN105803957B (en) * 2016-04-06 2018-04-06 中铁大桥局集团第四工程有限公司 A kind of box culvert advancing device and box culvert advancing method
CN105803957A (en) * 2016-04-06 2016-07-27 中铁大桥局集团第四工程有限公司 Box culvert jacking device and box culvert jacking method
CN105927252A (en) * 2016-06-14 2016-09-07 中铁隧道勘测设计院有限公司 Method for transforming large-section underground spatial structural systems by means of rectangular jacking pipe excavation
CN105927252B (en) * 2016-06-14 2018-11-02 中铁隧道勘测设计院有限公司 It is a kind of to excavate big cross section underground space structure transforming methods of structural system using rectangular top pipe
CN106014427A (en) * 2016-07-05 2016-10-12 深圳市路桥建设集团有限公司 Construction method of receiving well pipe jacking machine and steel sleeve for construction
CN106640108A (en) * 2017-01-19 2017-05-10 中铁工程装备集团有限公司 Modular construction system of underground building and construction method thereof

Similar Documents

Publication Publication Date Title
CN103741714B (en) Underground engineering full sheltered reverse excavation construction method
CN102758632B (en) Rock stratum double initial support layering method for establishing large-scale underground structure
CN100464055C (en) Construction method of shallow buried underground excavating tunnel super large section using PBA method
CN103981898B (en) A kind of inverse underground engineering construction method done of overall open cut node
CN102606167B (en) Settlement control construction method for transverse grouting guide pipe of shallow underground excavation tunnel
CN1307348C (en) Construction method for underground structure through half reverse course of action of inverting connection
CN102182325B (en) Storey adding method for existing building basement with frame structure and independent foundation
CN104675403A (en) Underground space construction method and supporting structure
CN100348835C (en) Construction method of subsurface excavation and layer added by using top layer of existed basement as native cover board
CN202707075U (en) Long-span subway station main structure constructed based on column and arch method
CN102606162A (en) Quick construction method for weak surrounding rock shallowly-buried easily-collapsed area of tunnel
CN1296571C (en) Method for supporting foundation trench for agitation piles of soil cement with concrete as the core
CN102146679B (en) Construction method for complex geological section earth pressure balance shield passing middle air shaft
CN101914925B (en) Basement by using optimized composite prefabricated arch wall as external wall
CN102644466B (en) Joist arching method for constructing ultra-shallow buried large-span underground excavated subway station in rocky stratum
CN103306289B (en) Foundation pit piled anchor dado concrete anchor cable top beam structure and construction method thereof
CN102536273B (en) 26-meter large-span space one-step forming construction method
CN101769154A (en) Excavation supporting method for tunnel construction
CN202194148U (en) Waterproof curtain
CN202117686U (en) Surrounding rock advanced support structure for railway tunnel at deep-buried watery and weak stratums
CN103015456B (en) Rapid pit-in-pit form erecting method in foundation slab of buried concrete structure
CN102162258B (en) Concrete-filled steel tubular high-pile tower footing structure of tower crane and construction method thereof
CN102505704A (en) Large open caisson construction method in soft geological shaft
CN101440708A (en) PBA shallow buried underground excavating close range large section three-hole separated island type structure construction method
CN101487274A (en) Slip-casting lifting method for city tunnel passing through existing buildings

Legal Events

Date Code Title Description
C06 Publication
C10 Request of examination as to substance
C02 Deemed withdrawal of patent application after publication (patent law 2001)