CN1800514A - Big section pipe roof- box culvert jacking construction method - Google Patents
Big section pipe roof- box culvert jacking construction method Download PDFInfo
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- 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
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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
Technical field: technical field of construction under the possession exactly is a kind of tunneling technology of underground construction.
Background technology: along with the continuous development of China urban traffic system construction, at present, the underground engineering construction technology mainly contains cut and cover method, shield method, pipe jacking method, immersed tunnelling method, caisson method, pipe shed method, reverse masonry method, freezing process etc., these construction technologies all have the characteristics and the scope of application separately, and the spending of cut and cover method engineering is low but big to the surrounding environment interference; Reach construction quality preferably though shield method has the reduction of erection time to be fit to bad ground, constructing operation requires tight, cost height, and section variation underaction; Pipe jacking method generally is used for the construction of the less minitunnels such as municipal pipeline of diameter; Immersed tunnelling method is used for water-bed underground construction; Caisson and reverse masonry method generally are used for vertical engineering; Pipe shed method then is used for the good underground engineering support of formation condition; Freezing process demands strict technology and is used for water bearing ground.Above-mentioned various job practices all has its limitation for the big section of shallow embedding and the soft clay area engineering of ground environment maintenance requirement strictness.
Summary of the invention: the invention provides a kind of for a short time to ambient influnence, cost is low, and the duration is short, is fit to the big section pipe roof-box culvert jacking construction method of shallow layer soft soil stratum construction.
The technical scheme that the present invention takes: the closed pipe curtain that has snap close to link to each other and constitute between steel pipe, form the square shaped pipe curtain of square shape with the method for horizontal jacking pipe, pressure injection sealing mud between the fore shaft of steel pipe, filling concrete in the steel pipe, form the horizontal curtain of watertightness, and by saving excavation and propelling box culvert forward, pressure injection composite sludge in the structure void in progradation between pipe curtain and box culvert; And finish by following operating sequence:
1) constructs starting well and received well;
2) inlet and outlet cave is carried out soil stabilization;
3) steel pipe that will have a snap close in an orderly manner the merogenesis level head into soil layer, constitute the horizontal steel tube curtain of square shape;
4) steel pipe fore shaft place pressure injection sealing mud;
5) filling concrete in steel pipe improves the rigidity of managing curtain;
6) construct the spacing guiding pier of box culvert;
7) in active well, make first section box and contain, and Grid Tool head is installed;
8) abolish the appear diaphragm wall of position of box culvert jacking; With add solid;
9) in active well, do by restraining, and in the pipe curtain with many group oil cylinders propelling box culvert;
10) composite sludge is injected in the space between pipe curtain and box culvert.
Good effect behind enforcement the present invention is: created a method in the genuine construction of the big section of soft soil layer, this job practices seldom influences ground environment, short construction period, and cost is low, and can control ground settlement preferably.
Description of drawings:
Fig. 1. active well, the pipe curtain, the box culvert construction concerns sectional schematic diagram
Fig. 2. pipe curtain parcel box culvert state cross sectional representation
Fig. 3 box culvert heads into the schematic perspective view of pipe curtain
Fig. 4 active well sectional schematic diagram
The specific embodiment: existing the invention will be further described in conjunction with the accompanying drawings big section pipe roof-box culvert jacking construction method, comprise conventional construction and will construct active well, soil stabilization 3 is constructed diaphragm wall 4, in addition, also comprises in this job practices:
The closed pipe curtain 7 that has snap close 6 to link to each other and constitute between steel pipe, form the square shaped pipe curtain of square shape with the method for horizontal jacking pipe, pressure injection sealing mud between the fore shaft of steel pipe, filling concrete in the steel pipe, form the horizontal curtain of watertightness, and by saving excavation and propelling box culvert 11 forward, pressure injection composite sludge in the structure void in progradation between pipe curtain and box culvert; And finish by following operating sequence:
1) constructs starting well 2 and received well 1;
2) carry out the soil body 3 and reinforce, the borehole wall is constructed diaphragm wall 4;
3) will have the steel pipe of snap close 6, the merogenesis level heads into soil layer in an orderly manner, constitutes pipe curtain 7;
4) steel pipe fore shaft place pressure injection sealing mud;
5) filling concrete in steel pipe
6) construct the spacing guiding pier 14 of box culvert;
7) in active well, make box culvert 11;
8) abolish the box culvert jacking appear the position diaphragm wall 13 and add solid 3;
9) in active well, do by restraining, and in the pipe curtain with many group oil cylinder 15 propelling box culverts;
10) structure void place pressure injection composite sludge between pipe curtain and box culvert.
Steel pipe snap close, a kind of form of its snap close are that the pipe external surface respectively welds in two symmetries to match with weldering two symmetrical export-oriented angle steel to angle steel and constitutes a pipe act snap close; Second kind of form is the pipe curtain snap close that matches and constitute to angle steel and weldering T steel in two symmetries.
Embodiment
In conjunction with instantiation and accompanying drawing concrete enforcement of the present invention is described below:
With the genuine construction of certain city road underground interchange is example, and about 125 meters of this project pipe curtain segment length is south-north direction, and the box culvert cross dimension is 34.2 meters * 7.85 meters.Concrete implementation step is as follows:
1. construct two active wells 1 in north and south; 2, active well is that space enclosing structure adopts construction of diaphragm wall, the diaphragm wall 4 that adopts thickness 800mm is as space enclosing structure, internal construction is a monolithic reinforced concrete structure, active well north and south side wall is not established liner, underground continuous wall is south deeply, the north active well is respectively 32m, 31m, adopt the construction of open cut bottom then, carry out active well and support 5 constructions, the north active well is vertically established the horizontal truss support of three road steel concrete altogether and is added the support of two road φ, 609 steel pipes, the top frame of the second road concrete horizontal truss double as active well wherein, plane out-to-out is 24.6 * 41.0m, base plate bottom surface buried depth is 16.226m.South active well foundation ditch has vertically been established four road φ, 609 steel pipes and has been supported, and the top frame that adds active well is as the second road concrete horizontal truss support, and plane out-to-out is 24.6 * 40.2m, and base plate bottom surface buried depth is 17.051m.After active well is finished, reinforce advancing the hole section and the section of the appearing soil body, due to limited conditions, this engineering is only carried out 8 meters reinforcings to north side Starting Well 2 sections of appearing, and the close hole of stabilization zone 3 is the agitation pile reinforcing of Φ 700 for 3 meters, and back 5 meters is compacting grouting and reinforcing.
2. pipe curtain section adopts the steel pipe of 80 φ 970 to link to each other by fore shaft 6 and forms the square shape section, the merogenesis length of steel pipe is 16 meters, by the elongated pipe curtain 7 that is welded by the joint jacking, in order to reduce ground settlement, the end comb curtain of should constructing earlier, both sides and top row's pipe curtain again, but consider the duration factor in this engineering, concrete construction is as follows: by setting up prover pipe, begin the order jacking from prover pipe, 8 push-bench carry out synchronously.Every steel pipe jacking required time is 7 days, comprises that equipment is installed, the hole antipriming is appeared, installed in debugging, broken diaphragm wall, wear the agitation pile stabilization zone, steel pipe jacking and field Welding and advance hole construction etc., and move speed is 30m/ days.In last row's steel pipe, 1,5,9,13,21,25,29, No. 33 steel pipe is a prover pipe, and in following row's steel pipe, 41,47,53,63,68, No. 73 steel pipes are prover pipe.About two row steel pipes in 34, No. 80 steel pipes be prover pipe.The steel pipe jacking is carried out in two stages, and phase I eight heads are arranged 33 steel pipes from the jacking simultaneously of northern active well active well to the south, second stage, and eight heads are from the remaining steel pipe of northern active well active well to the south jacking simultaneously.
3. the jacking of pipe curtain finishes, and carries out the construction of GML beam construction (pipe curtain beam) 8, and its effect is that the steel pipe curtain is connected reliably with diaphragm wall.
4. in northern active well, remove the support 9 at openings position place, build box culvert and advance platform 10, and prefabricated first section box culvert 11, the merogenesis length of box culvert is 17～18m, first segment comprises the Grid Tool head 12 of 1.3m.
5. the hierarchical block demolition blasting goes out the diaphragm wall 13 at place, hole, and guiding pier 14 is set in the box culvert both sides, adopts computer hydraulic synchronous control system propelling box culvert, and oil cylinder 15 is arranged in end row, spreads along the center line symmetric arrangement of box culvert and to both sides.Soil mass consolidation is excavated with excavator in propelling box culvert limit, limit.Advance a segment distance, top iron 16 is put in the jack withdrawal into, and when having advanced the first segment box culvert, the prefabricated second joint box culvert in northern active well is so by the joint crest enters box culvert.
6. this engineering has eight joint box culverts, at the 7th joint box culvert during near southern well subterranean wall, the variation of measuring southern active well subterranean wall soil pressure is when soil pressure is taked following measure during greater than 1.2 times of earth pressue at rest, in case instability of foundation pit: reduce the box culvert fltting speed, in grid, suitably cut the earth; Open relief hole at southern active well; Set up enough opposing intensity at Nan Jing with the concrete support.Box culvert advances the hole flow process: build ater-casting 17 at the southern side active well, work car guidance tape 18 and replacement concrete support 19 in southern well, remove support 20 of the three or four road and southern side subterranean wall 21, construction well inside ceiling panel 22, north side diaphragm wall 23 and replacement concrete support 19 are removed, FS final spice 24 constructions between internal construction and box culvert.25 is top frame, and 26 is base plate.
Claims (2)
1. big section pipe roof-box culvert jacking construction method comprises and constructs active well, and soil stabilization (3) is constructed diaphragm wall (4), it is characterized in that:
The closed pipe curtain (7) that has snap close (6) to link to each other and constitute between steel pipe, form the square shaped pipe curtain of square shape with the method for horizontal jacking pipe, pressure injection sealing mud between the fore shaft of steel pipe, filling concrete in the steel pipe, form the horizontal curtain of watertightness, and by saving excavation and propelling box culvert (11) forward, pressure injection composite sludge in the structure void in progradation between pipe curtain and box culvert; And finish by following operating sequence:
1) constructs starting well (2) and received well (1);
2) inlet and outlet cave being carried out the soil body (3) reinforces;
3) will have the steel pipe of snap close (6), the merogenesis level heads into soil layer in an orderly manner, constitutes square shape horizontal steel tube curtain (7);
4) steel pipe fore shaft place pressure injection sealing mud;
5) filling concrete in steel pipe
6) construct the spacing guiding pier (14) of box culvert;
7) in active well, make first section box and contain (11); And installation Grid Tool head;
8) abolish the appear diaphragm wall (13) of position of box culvert jacking; With add solid (3);
9) in active well, do by restraining, and in the pipe curtain with many group oil cylinders (15) propelling box culvert;
10) structure void place pressure injection composite sludge between pipe curtain and box culvert.
2. big section pipe roof-box culvert jacking construction method according to claim 1 is characterized in that: described steel pipe snap close, a kind of form of its snap close are that the pipe external surface respectively welds in two symmetries to match with weldering two symmetrical export-oriented angle steel to angle steel and constitutes a pipe act snap close; Second kind of form is the pipe curtain snap close that matches and constitute to angle steel and weldering T steel in two symmetries.
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 |
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|---|---|---|---|
| CNA2005101114087A CN1800514A (en) | 2005-12-13 | 2005-12-13 | Big section pipe roof- box culvert jacking construction method |
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| CN1800514A true CN1800514A (en) | 2006-07-12 |
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Cited By (27)
| 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 |
| CN107419741A (en) * | 2017-07-04 | 2017-12-01 | 中铁上海设计院集团有限公司 | A kind of slideway structure and its construction method for preventing jacking case body off normal |
| CN107780942A (en) * | 2017-11-20 | 2018-03-09 | 浙江交通职业技术学院 | The new prefabricated assembled pipe canopy and its manufacture craft of a kind of soft soil tunnel pre-reinforcement |
| CN109944595A (en) * | 2019-03-08 | 2019-06-28 | 中国铁建重工集团有限公司 | A kind of box culvert displacement pipe curtain construction method |
| CN110219677A (en) * | 2019-06-11 | 2019-09-10 | 中国十七冶集团有限公司 | A kind of big section piping lane preliminary bracing cased arch construction method |
| CN110424459A (en) * | 2019-08-20 | 2019-11-08 | 秦静 | It is a kind of not influence the current underpass construction technology of existing road |
| CN110439049A (en) * | 2019-06-28 | 2019-11-12 | 中交第二航务工程局有限公司 | Variable-width combined type chain type development machine |
| CN111005737A (en) * | 2019-12-28 | 2020-04-14 | 上海建旗建筑工程设计有限公司 | Tunnel type prestressed pipe curtain structure and construction method |
| CN113756366A (en) * | 2021-09-18 | 2021-12-07 | 同济大学 | Novel pipe curtain-box culvert integrated tunnel structure and construction method |
| CN113914874A (en) * | 2021-10-13 | 2022-01-11 | 中国矿业大学 | Large-scale geological abnormal fault zone roadway surrounding rock ultra-long distance pre-reinforcement method |
| CN114414117A (en) * | 2022-01-26 | 2022-04-29 | 合肥市市政设计研究总院有限公司 | Be suitable for friction testing arrangement that pipe curtain box culvert pushed in |
-
2005
- 2005-12-13 CN CNA2005101114087A patent/CN1800514A/en active Pending
Cited By (36)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101922293B (en) * | 2009-06-09 | 2013-01-02 | 株式会社Ntsenc | Method for installing waterproof steel plate in construction of underground tunnel |
| CN101922293A (en) * | 2009-06-09 | 2010-12-22 | 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 |
| 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 |
| 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 |
| 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 |
| 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 |
| 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 |
| CN105358796A (en) * | 2013-07-11 | 2016-02-24 | 金东禹 | Hull propulsion method using guide-shaped steel |
| CN105358796B (en) * | 2013-07-11 | 2017-05-24 | 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 |
| 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 |
| 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 |
| 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 |
| 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 |
| 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 |
| 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 |
| CN107419741A (en) * | 2017-07-04 | 2017-12-01 | 中铁上海设计院集团有限公司 | A kind of slideway structure and its construction method for preventing jacking case body off normal |
| CN107780942A (en) * | 2017-11-20 | 2018-03-09 | 浙江交通职业技术学院 | The new prefabricated assembled pipe canopy and its manufacture craft of a kind of soft soil tunnel pre-reinforcement |
| CN109944595A (en) * | 2019-03-08 | 2019-06-28 | 中国铁建重工集团有限公司 | A kind of box culvert displacement pipe curtain construction method |
| CN110219677A (en) * | 2019-06-11 | 2019-09-10 | 中国十七冶集团有限公司 | A kind of big section piping lane preliminary bracing cased arch construction method |
| CN110439049A (en) * | 2019-06-28 | 2019-11-12 | 中交第二航务工程局有限公司 | Variable-width combined type chain type development machine |
| CN110424459A (en) * | 2019-08-20 | 2019-11-08 | 秦静 | It is a kind of not influence the current underpass construction technology of existing road |
| CN110424459B (en) * | 2019-08-20 | 2021-03-02 | 钱野 | Underpass construction process without influencing current road traffic |
| CN111005737A (en) * | 2019-12-28 | 2020-04-14 | 上海建旗建筑工程设计有限公司 | Tunnel type prestressed pipe curtain structure and construction method |
| CN111005737B (en) * | 2019-12-28 | 2021-07-23 | 上海建旗建筑工程设计有限公司 | Tunnel type prestressed pipe curtain structure and construction method |
| CN113756366A (en) * | 2021-09-18 | 2021-12-07 | 同济大学 | Novel pipe curtain-box culvert integrated tunnel structure and construction method |
| CN113914874A (en) * | 2021-10-13 | 2022-01-11 | 中国矿业大学 | Large-scale geological abnormal fault zone roadway surrounding rock ultra-long distance pre-reinforcement method |
| CN114414117A (en) * | 2022-01-26 | 2022-04-29 | 合肥市市政设计研究总院有限公司 | Be suitable for friction testing arrangement that pipe curtain box culvert pushed in |
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