CN101974913A - Parallel construction method of bridge deepwater foundation bored pile and cofferdam - Google Patents
Parallel construction method of bridge deepwater foundation bored pile and cofferdam Download PDFInfo
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- CN101974913A CN101974913A CN 201010508183 CN201010508183A CN101974913A CN 101974913 A CN101974913 A CN 101974913A CN 201010508183 CN201010508183 CN 201010508183 CN 201010508183 A CN201010508183 A CN 201010508183A CN 101974913 A CN101974913 A CN 101974913A
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Abstract
The invention belongs to the technical field of the bridge deepwater foundation construction, in particular discloses a parallel construction method of a bridge deepwater foundation bored pile and a cofferdam, which solves problems of long construction period and high cost during the bridge deepwater foundation construction. The parallel construction method of the bridge deepwater foundation bored pile and the cofferdam comprises steps of: taking a construction platform of bored pile as a platform where a steel cofferdam is assembled and put in place, arranging a device above the platform for temporarily suspending and sinking the cofferdam, arranging a circular track below the platform for assembling the cofferdam, completely isolating the upper and the lower working surfaces, suspending the cofferdam in blocks below the platform while constructing the bored pile above the platform, then assembling and sinking the cofferdam in a suspension condition. The parallel construction method of the invention has the benefits of reduced machinery investment, reduced platform conversion process, reduced construction cost, safety and reliability, improved working efficiency and shortened construction period.
Description
Technical field
The invention belongs to bridge deep water foundation technical field of construction, be specifically related to the method for a kind of bridge deep water foundation drilled pile and the parallel operations of pile cap steel cofferdam.
Background technology
In the deep water foundation construction, the basic job practices of employing has two kinds: one, pile foundation behind the first cofferdam; Two, cofferdam after the first pile foundation.The deficiency that these two kinds of methods exist is: pile foundation construction operation and cofferdam assembly unit operation in place must priority be carried out in order, and be long in time limit, cost is high.
Summary of the invention
The present invention provides the method for a kind of drilled pile and the parallel operations of pile cap steel cofferdam in order to solve the long in time limit and high problem of cost in bridge deep water foundation work progress.
The present invention adopts following scheme to realize:
The method of bridge deep water foundation drilled pile and the parallel construction in cofferdam, it is characterized in that: with Drilling Platform for Bored Pile Construction simultaneously as steel cofferdam assembly unit, platform in place, be provided with above platform that suspend in midair temporarily in the cofferdam and the device in place that sinks, below platform, be provided for the circular orbit of cofferdam assembly unit, the upper and lower layer scope of operation isolated fully, above platform, carry out in the drilled pile construction operation, below platform, the cofferdam piecemeal is hung and utilize circular orbit to be transported to the assembly unit position, under suspended state, finish the assembly unit and the sinking in cofferdam.
Concrete steps are as follows:
1), construction drill pile driving construction platform, the angle end that the same side is set on Drilling Platform for Bored Pile Construction is provided with 2 and can holds the lifting lower counterbore that cofferdam piece spare passes through;
2), construction can be used for the steel casing that the cofferdam sinks to leading;
3), the drilled pile construction operation,
4), assembling system and sinking system down be installed below Drilling Platform for Bored Pile Construction,
Assembling system comprises circular orbit system, electronic walking system and hangar system, and the circular orbit system comprises the circular orbit that is fixed in the Drilling Platform for Bored Pile Construction bottom; Electronic walking system comprises that being installed on circular orbit also can install bottle gouard moved by hands and hang beam along its two cover electric block dollies that move on the electric block dolly, and bottle gouard moved by hands is hung bottle gouard moved by hands is installed under the beam; Hangar system comprise plurality of fixed in Drilling Platform for Bored Pile Construction structural be used to suspend in midair cofferdam piece spare in place hang suspension rod temporarily, form cofferdam assembly unit sling point; Following sinking system comprises the some groups of cofferdam sinking suspension centres of arranging on the Drilling Platform for Bored Pile Construction, every group of cofferdam sinking suspension centre comprises that two are arranged on the Drilling Platform for Bored Pile Construction and sinking suspension rod that be used to hang the both arms steel cofferdam sections that assembly unit is shaped, the position that the sinking suspension rod is positioned at the Drilling Platform for Bored Pile Construction top is arranged with nut from bottom to top and the cover that is threaded, last lifting beam parallel to each other up and down and following lifting beam are set on the Drilling Platform for Bored Pile Construction, on, between the following lifting beam hydraulic jack is installed, the tailpiece of the piston rod of hydraulic jack acts on the lifting beam, and sinking suspension rod upper end passes the lifting beam and passes through bolt;
5), piecemeal hangs and send steel cofferdam,
Steel cofferdam is divided into some joints from top to bottom, every joint is divided into some cofferdam piece spares, cofferdam piece spare sinks down under the platform through the lifting lower counterbore on the Drilling Platform for Bored Pile Construction, with bottle gouard moved by hands cofferdam piece spare is sling, by the electric block dolly it is transported to the assembly unit design attitude, arrive behind the assembly unit design attitude by interim hangar system cofferdam piece spare is suspended to below the platform temporarily, the electric block dolly returns the lifting lower counterbore and transports next piece cofferdam piece spare then, and the above-mentioned work that circulates is finished hanging of steel cofferdam of joint and sent;
6), the assembly unit of steel cofferdam,
7), the sinking of steel cofferdam, utilize the hydraulic jack of sinking system down, by the sinking suspension rod steel cofferdam that slowly sinks, the water filling in the storehouse, cofferdam simultaneously of sinking.
Because the difference of working space can realize drilled pile and the parallel operations of pile cap steel cofferdam.Characteristics of the present invention are drilled pile and pile cap steel cofferdam employing identical platform, below platform, carry out the assembly unit and the sinking construction in cofferdam, the construction of drilled pile is carried out in the platform top, cofferdam assembly unit and sinking construction mainly comprise circular orbit system, electronic walking system, hangar system and following sinking system, all systems are provided with all and are utilizing the platform existing structure, do not have with the drilled pile construction operation and intersect interference.
The present invention has following beneficial effect: the method for the stake parallel construction in weir has changed the job practices of stake behind traditional weir, back of stake earlier or the first weir, reduced plant equipment input, reduced the operation of platform conversion, reduced construction cost, safe and reliable, and improved operating efficiency, shortened the duration.
Description of drawings
Fig. 1 is a cofferdam assembly unit general arrangement plan
Fig. 2 is an assembly unit device layout plan
Fig. 3 is the schematic diagram of circular orbit system and electronic walking system
Fig. 4 is the lateral view of Fig. 3
Fig. 5 is the hoisting structure schematic diagram of ring-shaped guide rail
Fig. 6 is the lateral view of Fig. 5
Fig. 7 is the A portion enlarged drawing of Fig. 3
Fig. 8 is the vertical view of Fig. 7
Fig. 9 is the lateral view of Fig. 7
Figure 10 is for hanging the girder construction schematic diagram
Figure 11 is the A-A sectional drawing of Figure 10
Figure 12 is the B-B sectional drawing of Figure 10
Figure 13 is an assembly unit process schematic diagram
Figure 14 is interim hangar system schematic diagram
Figure 15 is the syndeton schematic diagram of Figure 14 middle hanger end
Figure 16 is the lateral view of Figure 15
Figure 17 is the sinking system schematic
Figure 18 is the lateral view of Figure 18
The schematic diagram that Figure 19 combines with platform structure for following sinking system
Figure 20 is the lateral view of Figure 19
Figure 21 is a bracket structure schematic diagram among Figure 19
Figure 22 is the lateral view of Figure 21
Figure 23 is a sinking guidance system vertical view
Figure 24 is a sinking guidance system front view
Figure 25 looks schematic diagram for cofferdam guide frame master
Figure 26 is a cofferdam guide frame schematic top plan view
Figure 27 is the main TV structure schematic diagram of Drilling Platform for Bored Pile Construction
Among the figure: 1-Drilling Platform for Bored Pile Construction, 2-cofferdam sinking suspension centre, 3-cofferdam assembly unit sling point, 4-crane passage, the 5-automobile passage, 6-lifts lower counterbore, the 7-circular orbit, 8-electric block dolly, 9-platform structure, 10-circular orbit suspension rod is hung beam, 11-circular orbit suspension rod, and the 12-bottle gouard moved by hands is hung beam, the 13-bottle gouard moved by hands, 14-suspender, 15-cofferdam piece spare, the 16-wire rope, 17-locating support, 18-boatswain chair, 19-sliding wire saddle, 20-sliding wire guide groove, the interim hangar system of 21-, 22-steel cofferdam transporting direction, 23-hangs suspension rod temporarily, and 24-hangs beam temporarily, the 25-suspension bracket, the cofferdam piece spare that 26-is in place, the last lifting beam of 27-, the 28-hydraulic jack, lifting beam under the 29-, 30-sinking suspension rod, 31-sinking suspension rod is hung beam, 32-bracket, the double-walled steel cofferdam sections that the 33-assembly unit is shaped, the 34-cover that is threaded, 35-steel casing, 36-directive wheel, 37-leading truck, 38-drilled pile construction working space, 39-cofferdam assembly unit sinking working space.
The specific embodiment
In conjunction with the accompanying drawings the specific embodiment of the present utility model is described further.
The method of bridge deep water foundation drilled pile and the parallel construction in cofferdam, with Drilling Platform for Bored Pile Construction simultaneously as steel cofferdam assembly unit, platform in place, be provided with above platform that suspend in midair temporarily in the cofferdam and the device in place that sinks, below platform, be provided for the circular orbit of cofferdam assembly unit, the upper and lower layer scope of operation isolated fully, above platform, carry out in the drilled pile construction operation, below platform, the cofferdam piecemeal is hung and utilize circular orbit to be transported to the assembly unit position, under suspended state, finish the assembly unit and the sinking in cofferdam.
Concrete steps are as follows:
1), construction drill pile driving construction platform, the angle end that the same side is set on Drilling Platform for Bored Pile Construction is provided with 2 and can holds the lifting lower counterbore that cofferdam piece spare passes through;
2), construction can be used for the steel casing that the cofferdam sinks to leading;
3), assembling system and sinking system down be installed below Drilling Platform for Bored Pile Construction,
Assembling system comprises circular orbit system, electronic walking system and hangar system, the circular orbit system comprises the circular orbit 7 that is fixed in Drilling Platform for Bored Pile Construction 1 bottom, fix some circular orbit suspension rods 11 on the crossbeam of Drilling Platform for Bored Pile Construction 1, the fixedly connected boatswain chair 18 in circular orbit suspension rod 11 lower ends, the lower end of boatswain chair 18 and circular orbit 7 weld together, and circular orbit 7 is made by i iron.Circular orbit suspension rod 11 is connected with Drilling Platform for Bored Pile Construction 1 structure by perpendicular locating support 17.
Electronic walking system comprises that being installed on circular orbit 7 also can install bottle gouard moved by hands and hang beam 12 along its two cover electric block dollies 8 that move on the electric block dolly 8, and bottle gouard moved by hands is hung beam and 12 times bottle gouard moved by hands 13 is installed.
Interim hangar system comprise plurality of fixed in Drilling Platform for Bored Pile Construction 1 structural be used to suspend in midair cofferdam piece spare 26 in place hang suspension rod 23 temporarily, form cofferdam assembly unit sling point 3, be fixed with on Drilling Platform for Bored Pile Construction 1 structure and hang beam 24 temporarily, hang to wear on the beam 24 to be fixed with temporarily and hang suspension rod 23 temporarily, hang the fixedly connected suspension bracket 25 that is useful on suspention cofferdam piece spare 26 in place in suspension rod 23 lower ends temporarily.
Following sinking system comprises the some groups of cofferdam sinking suspension centres of arranging on the Drilling Platform for Bored Pile Construction 12, every group of cofferdam sinking suspension centre 2 comprises that two are arranged on the Drilling Platform for Bored Pile Construction 1 and sinking suspension rod 30 that be used to hang the both arms steel cofferdam sections 33 that assembly unit is shaped, the position that sinking suspension rod 30 is positioned at Drilling Platform for Bored Pile Construction 1 top is arranged with nut from bottom to top and is threaded cover 34, last lifting beam 27 parallel to each other up and down and following lifting beam 29 are set on the Drilling Platform for Bored Pile Construction 1, on, hydraulic jack 28 is installed between the following lifting beam, the tailpiece of the piston rod of hydraulic jack 28 acts on lifting beam 27, and sinking suspension rod 30 upper ends pass lifting beam 27 and pass through bolt;
4), piecemeal hangs and send steel cofferdam,
Steel cofferdam is divided into some joints from top to bottom, every joint is divided into some cofferdam piece spares, cofferdam piece spare sinks down under the platform through the lifting lower counterbore on the Drilling Platform for Bored Pile Construction, with bottle gouard moved by hands cofferdam piece spare is sling, by the electric block dolly it is transported to the assembly unit design attitude, arrive behind the assembly unit design attitude by interim hangar system cofferdam piece spare is suspended to below the platform temporarily, the electric block dolly returns the lifting lower counterbore and transports next piece cofferdam piece spare then, and the above-mentioned work that circulates is finished hanging of steel cofferdam of joint and sent;
5), the assembly unit of steel cofferdam, the position of the corresponding steel casing 35 of double-walled steel cofferdam sections 33 inwalls of assembly unit moulding is provided with leading truck 37, and directive wheel 36 is set on the leading truck 37.
6), the sinking of steel cofferdam, utilize the hydraulic jack of sinking system down, by the sinking suspension rod steel cofferdam that slowly sinks, the water filling in the storehouse, cofferdam simultaneously of sinking.
Constructing simultaneously with certain bridge deep water foundation stake weir is example:
Finish the construction of trestle, platform before the construction earlier, the platform of constructing simultaneously as deep water foundation stake weir.Guide pile when the steel casing in the drilled pile outside sinks as the cofferdam.The steel cofferdam assembling system is made up of I36b i iron circular orbit, Φ 25 fining twisted steel circular orbit suspension rods, CD-10t lifting electric block dolly and sliding wire, and circular orbit is fixed by fining twisted steel circular orbit suspension rod and Drilling Platform for Bored Pile Construction.1 QY30V automobile loop wheel machine is adopted in lifting on the Drilling Platform for Bored Pile Construction, with suspender cofferdam piece spare is delivered to electric block dolly position under the platform, then by on circular orbit, moving, each cofferdam piece spare is moved to design attitude and suspend in midair temporarily by cofferdam assembly unit sling point, carry out assembly unit.Arrange 6 steel cofferdam sinking suspension centres on the platform, by Φ 32 finish rolling screw threads the good steel cofferdam of assembly unit is sling, by 6 YCW100B jack sinking steel cofferdams.This is that carrier is divided into two scope of operations up and down with the operation platform, arrange on the platform that rig carries out drilled pile construction, utilize platform that steel cofferdam is installed simultaneously and hang assembly nose circle shape closed orbit, carry out the assembly unit and the sinking construction of steel cofferdam, the parallel construction of two procedures is not disturbed mutually.
The stake weir is construction stake foundation construction step simultaneously:
1, the steel casing is installed: the single long 26m of steel casing rolls with the steel plate of wall thickness δ=14mm and to form internal diameter 2.7m, the slotting position of getting to of finishing the steel casing by guiding device with 50t crane lifting DZ150KS vibrating hammer.
2, drilled pile construction operation,
3, steel cofferdam being installed moves and assembling system: at drilled pile is that nose circle shape I36b i iron circular orbit is installed under the operation platform Bei Leiliang, and circular orbit is established 36 suspension centres by Φ 25 finish rolling screw threads and is fixed on the Drilling Platform for Bored Pile Construction; Two cover CD-10t electric block dollies are installed on the circular orbit, bottle gouard moved by hands are installed on the electric block dolly are hung beam, bottle gouard moved by hands is hung the 10t bottle gouard moved by hands is installed under the beam.
4, piecemeal hangs and send steel cofferdam: steel cofferdam is totally 8 joints, height overall 23.2m, and the first segment height is 2m, other 7 joint height all are 3m.Every joint divides 18,6 of straightways, long 4.4m, 12 of arcs, long 7m.Automobile is transported to the piecemeal cofferdam on the platform, by the QY30V crane with C shape suspender with cofferdam piece spare by the lifting lower counterbore on the platform, the cofferdam is delivered on the track suspender, the monolithic cofferdam moves on to design attitude by the electric block car through track, arrive behind the design attitude by cofferdam assembly unit sling point cofferdam piece spare is suspended to below the platform temporarily, the electric block dolly is got back to the lifting lower counterbore and is transported next module unit spare.Assembly unit is the piece spare that trestle side straightway is leaned in lifting earlier in proper order, and alternately assembly unit about this piece spare is then finished until the assembly unit of whole joint.
5, steel cofferdam welding: 18 parts of a joint have been transported, carried out integral body adjustment and be shaped, begun welding after the size acceptance(check).After the welding of steel cofferdam seam is finished, do watertight test, after the acceptance(check), prepare.
6, sinking system down is installed: following sinking system is hung beam, the upper and lower lifting beam of 6 covers, two cover hydraulic systems by bracket, sinking suspension rod (φ 32 fining twisted steels), sinking suspension rod and is formed.Earlier bracket and distribution beam are installed in respectively on cofferdam piece spare and the Drilling Platform for Bored Pile Construction, after first segment is shaped, beam is hung by bracket and sinking suspension rod in the cofferdam couple together, the cofferdam is suspended in below the platform with the sinking suspension rod.
7, the steel cofferdam merogenesis sinks: the cofferdam sinks to adopting the counterweight suspention to sink, and the sinking suspension rod is being set, water filling counterweight in the storehouse, cofferdam on the platform and between the cofferdam.Intact and the acceptance(check) of the whole section assembling in cofferdam, hydraulic jack by operation platform is slowly sunk by the sinking suspension rod, sinking water filling in the storehouse, cofferdam simultaneously, the water filling height is finished sections weight according to cofferdam assembly unit and is calculated, each storehouse water filling answers balance to carry out, and the symmetrical storehouse water level discrepancy in elevation should be controlled in the 0.5m.Cofferdam water surface exposed parts height is controlled at 1.0 ~ 1.5m.
Claims (6)
1. the method for a bridge deep water foundation drilled pile and the parallel construction in cofferdam, it is characterized in that: with Drilling Platform for Bored Pile Construction simultaneously as steel cofferdam assembly unit, platform in place, be provided with above platform that suspend in midair temporarily in the cofferdam and the device in place that sinks, below platform, be provided for the circular orbit of cofferdam assembly unit, the upper and lower layer scope of operation isolated fully, above platform, carry out in the drilled pile construction operation, below platform, the cofferdam piecemeal is hung and utilize circular orbit to be transported to the assembly unit position, under suspended state, finish the assembly unit and the sinking in cofferdam.
2. the method for a kind of bridge deep water foundation drilled pile according to claim 1 and the parallel construction in cofferdam is characterized in that concrete steps are as follows:
1), construction drill pile driving construction platform, the angle end that the same side is set on Drilling Platform for Bored Pile Construction is provided with 2 and can holds the lifting lower counterbore that cofferdam piece spare passes through;
2), construction can be used for the steel casing that the cofferdam sinks to leading;
3), the drilled pile construction operation,
4), assembling system and sinking system down be installed below Drilling Platform for Bored Pile Construction,
Assembling system comprises circular orbit system, electronic walking system and hangar system, and the circular orbit system comprises the circular orbit (7) that is fixed in Drilling Platform for Bored Pile Construction (1) bottom; Electronic walking system comprises and is installed on circular orbit (7) and can be along its two cover electric block dollies (8) that move, and electric block dolly (8) go up to be installed bottle gouard moved by hands and hung beam (12), and bottle gouard moved by hands is hung installation bottle gouard moved by hands (13) beam (12) under; Hangar system comprise plurality of fixed in Drilling Platform for Bored Pile Construction (1) structural be used to suspend in midair cofferdam piece spare (26) in place hang suspension rod (23) temporarily, form cofferdam assembly unit sling point (3); Following sinking system comprises that Drilling Platform for Bored Pile Construction (1) goes up the some groups of cofferdam sinking suspension centres of arranging (2), every group of cofferdam sinking suspension centre (2) comprises that two are arranged on the Drilling Platform for Bored Pile Construction (1) and sinking suspension rod (30) that be used to hang the both arms steel cofferdam sections (33) that assembly unit is shaped, the position that sinking suspension rod (30) is positioned at Drilling Platform for Bored Pile Construction (1) top is arranged with nut from bottom to top and the cover (34) that is threaded, Drilling Platform for Bored Pile Construction (1) goes up last lifting beam (27) parallel to each other up and down and following lifting beam (29) is set, on, hydraulic jack (28) is installed between the following lifting beam, the tailpiece of the piston rod of hydraulic jack (28) acts on lifting beam (27), and sinking suspension rod (30) upper end passes lifting beam (27) and passes through bolt;
5), piecemeal hangs and send steel cofferdam,
Steel cofferdam is divided into some joints from top to bottom, every joint is divided into some cofferdam piece spares, cofferdam piece spare sinks down under the platform through the lifting lower counterbore on the Drilling Platform for Bored Pile Construction, with bottle gouard moved by hands cofferdam piece spare is sling, by the electric block dolly it is transported to the assembly unit design attitude, arrive behind the assembly unit design attitude by interim hangar system cofferdam piece spare is suspended to below the platform temporarily, the electric block dolly returns the lifting lower counterbore and transports next piece cofferdam piece spare then, and the above-mentioned work that circulates is finished hanging of steel cofferdam of joint and sent;
6), the assembly unit of steel cofferdam,
7), the sinking of steel cofferdam, utilize the hydraulic jack of sinking system down, by the sinking suspension rod steel cofferdam that slowly sinks, the water filling in the storehouse, cofferdam simultaneously of sinking.
3. the method for bridge deep water foundation drilled pile according to claim 2 and the parallel construction in cofferdam, it is characterized in that fixing some circular orbit suspension rods (11) on the crossbeam of Drilling Platform for Bored Pile Construction (1), the fixedly connected boatswain chair in circular orbit suspension rod (11) lower end (18), the lower end of boatswain chair (18) and circular orbit (7) weld together, and circular orbit (7) is made by i iron.
4. according to claim 2 or 3 described bridge deep water foundation drilled piles method with the parallel construction in cofferdam, it is characterized in that being fixed with on Drilling Platform for Bored Pile Construction (1) structure and hang beam (24) temporarily, hang to wear on the beam (24) to be fixed with temporarily and hang suspension rod (23) temporarily, hang the fixedly connected suspension bracket (25) that is useful on suspention cofferdam piece spare (26) in place in suspension rod (23) lower end temporarily.
5. the method for bridge deep water foundation drilled pile according to claim 4 and the parallel construction in cofferdam, the position that it is characterized in that the corresponding steel casing of double-walled steel cofferdam sections (33) inwall (35) of assembly unit moulding is provided with leading truck (37), and directive wheel (36) is set on the leading truck (37).
6. the method for bridge deep water foundation drilled pile according to claim 5 and the parallel construction in cofferdam is characterized in that circular orbit suspension rod (11) is connected with Drilling Platform for Bored Pile Construction (1) structure by locating support in parallel (17).
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102518311A (en) * | 2011-12-20 | 2012-06-27 | 中国核工业二三建设有限公司 | Method for mounting nuclear island end beam of nuclear power station |
| CN102817342A (en) * | 2012-08-27 | 2012-12-12 | 中铁九桥工程有限公司 | Construction technology of in-situ assembly under pile foundation construction platform of double-wall steel cofferdam |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101435201A (en) * | 2008-12-17 | 2009-05-20 | 中铁大桥局股份有限公司 | Large-scale shallow water floating cofferdam |
| CN101748744A (en) * | 2008-12-19 | 2010-06-23 | 四川公路桥梁建设集团有限公司 | Asynchronous sinking construction method of separated steel cofferdam of large-scale bridge base |
| CN101775809A (en) * | 2010-01-15 | 2010-07-14 | 中铁大桥局集团第五工程有限公司 | Construction method of marine self-floating type steel soleplate single-wall suspension box cofferdam and single-wall suspension box cofferdam |
-
2010
- 2010-10-15 CN CN201010508183XA patent/CN101974913B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101435201A (en) * | 2008-12-17 | 2009-05-20 | 中铁大桥局股份有限公司 | Large-scale shallow water floating cofferdam |
| CN101748744A (en) * | 2008-12-19 | 2010-06-23 | 四川公路桥梁建设集团有限公司 | Asynchronous sinking construction method of separated steel cofferdam of large-scale bridge base |
| CN101775809A (en) * | 2010-01-15 | 2010-07-14 | 中铁大桥局集团第五工程有限公司 | Construction method of marine self-floating type steel soleplate single-wall suspension box cofferdam and single-wall suspension box cofferdam |
Non-Patent Citations (1)
| Title |
|---|
| 《桥梁建设》 20100228 李陆平 等 蔡家湾汉江特大桥深水基础钢套箱围堰施工技术 第2-4节、附图1-2 1 , 第1期 2 * |
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| CN102518311A (en) * | 2011-12-20 | 2012-06-27 | 中国核工业二三建设有限公司 | Method for mounting nuclear island end beam of nuclear power station |
| CN102518311B (en) * | 2011-12-20 | 2014-12-03 | 中国核工业二三建设有限公司 | Method for mounting nuclear island end beam of nuclear power station |
| CN102817342A (en) * | 2012-08-27 | 2012-12-12 | 中铁九桥工程有限公司 | Construction technology of in-situ assembly under pile foundation construction platform of double-wall steel cofferdam |
| CN103387186A (en) * | 2013-08-14 | 2013-11-13 | 中交二航局第三工程有限公司 | Concrete circulation conveying system with hanging cages |
| CN103397649A (en) * | 2013-08-16 | 2013-11-20 | 中铁大桥局股份有限公司 | Double-wall steel cofferdam construction multifunctional platform and construction method thereof |
| CN103397649B (en) * | 2013-08-16 | 2015-04-29 | 中铁大桥局股份有限公司 | Double-wall steel cofferdam construction multifunctional platform and construction method thereof |
| CN104652457A (en) * | 2013-11-25 | 2015-05-27 | 天津城建隧道股份有限公司 | Construction method for Larsen sheet pile cofferdam for foundation pit of Haihe river |
| CN106088120A (en) * | 2016-06-16 | 2016-11-09 | 中铁上海工程局集团有限公司 | Construction method is transferred in a kind of cofferdam |
| CN106337433A (en) * | 2016-08-30 | 2017-01-18 | 中铁十九局集团矿业投资有限公司 | Construction method and device on basis of sandy stratums prone to liquefaction under vibration |
| CN109371963A (en) * | 2018-11-16 | 2019-02-22 | 中铁上海工程局集团有限公司 | Back taper steel jacket box and its construction method in water in the prefabricated constructing tie beam of pier foundation |
| CN112267481A (en) * | 2020-10-22 | 2021-01-26 | 郑州大学 | Steel cofferdam lowering construction method |
| CN112267481B (en) * | 2020-10-22 | 2022-02-18 | 郑州大学 | Steel cofferdam lowering construction method |
| CN112609591A (en) * | 2020-12-22 | 2021-04-06 | 中铁建大桥工程局集团第一工程有限公司 | Construction method for deep-water shallow-covering-layer fully-socketed bridge foundation |
| CN113897968A (en) * | 2021-10-27 | 2022-01-07 | 河南省水利勘测设计研究有限公司 | Mounting system for assembling, sinking and positioning water surface under water-moving condition of block-type hydraulic building |
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| CN101974913B (en) | 2012-07-04 |
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