CN114517426B - Connecting structure and construction method for prefabricated track beam and tubular pile of steel pipe socket type tram - Google Patents
Connecting structure and construction method for prefabricated track beam and tubular pile of steel pipe socket type tram Download PDFInfo
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- CN114517426B CN114517426B CN202210144519.1A CN202210144519A CN114517426B CN 114517426 B CN114517426 B CN 114517426B CN 202210144519 A CN202210144519 A CN 202210144519A CN 114517426 B CN114517426 B CN 114517426B
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 105
- 239000010959 steel Substances 0.000 title claims abstract description 105
- 238000010276 construction Methods 0.000 title claims abstract description 21
- 239000011374 ultra-high-performance concrete Substances 0.000 claims abstract description 46
- 239000011440 grout Substances 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 6
- 238000005266 casting Methods 0.000 claims description 5
- 238000011065 in-situ storage Methods 0.000 claims description 2
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 239000004567 concrete Substances 0.000 description 5
- 238000010008 shearing Methods 0.000 description 5
- 238000009417 prefabrication Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012994 industrial processing Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B29/00—Laying, rebuilding, or taking-up tracks; Tools or machines therefor
- E01B29/06—Transporting, laying, removing or renewing sleepers
-
- 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
- E02D5/24—Prefabricated piles
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- General Engineering & Computer Science (AREA)
- Architecture (AREA)
- Foundations (AREA)
Abstract
The invention relates to the technical field of constructional engineering, in particular to a connecting structure and a construction method of a prefabricated track beam and a tubular pile of a steel pipe socket type tram, wherein a cylindrical steel pipe is buried at the top of the tubular pile, a groove matched with the cylindrical steel pipe is arranged at the bottom of the prefabricated track beam, the groove is sleeved on the cylindrical steel pipe, ultra-high performance concrete is poured between the groove and the cylindrical steel pipe, and the connection between the prefabricated track beam and the tubular pile is realized. The invention has the advantages that: the quick connection device is beneficial to solving the problems of difficult positioning, small tolerance rate, more manpower required, slow construction time and the like when the conventional precast beam is connected with the tubular pile, realizing the quick connection of the sheet pile, reducing the labor and time cost required during connection, and improving the structural bearing capacity during connection through ultra-high performance concrete.
Description
Technical Field
The invention relates to the technical field of constructional engineering, in particular to a connecting structure and a construction method of a prefabricated track beam and a tubular pile of a steel pipe socket type tram.
Background
Along with the acceleration of the construction process of the urban construction in China, the China is greatly promoted to realize the industrialization of the building and the industrialization of the residence, simultaneously meets the requirements of the green and carpet of the building, and promotes the structural adjustment and sustainable development of the building industry in China, so that the development of the prefabricated assembled concrete structure is a necessary way.
For the prefabricated concrete structure, the joints of the prefabricated components are weak links of the prefabricated structure, the prefabricated concrete frame structure system is formed, and plates and columns with main structures can be processed in factories and spliced together on site. The industrial processing can objectively ensure the quality of the structural member, and the on-site splicing needs to adopt simpler construction procedures while ensuring the structural quality.
The traditional assembly type concrete node connection mode has poor earthquake resistance, lower connection site construction precision and longer time.
Disclosure of Invention
According to the defects of the prior art, the invention provides the steel pipe socket type tram precast track beam and tubular pile connecting structure and the construction method, and the socket type connecting structure of the groove and the cylindrical steel pipe is arranged between the precast track beam and the tubular pile, so that the problems of difficult positioning, small tolerance rate, more manpower required, slow construction time and the like when the conventional precast beam is connected with the tubular pile are overcome, the sheet pile is quickly connected, the labor and time cost required during connection is reduced, and the structural bearing capacity during connection is improved through ultra-high-performance concrete.
The invention is realized by the following technical scheme:
The utility model provides a steel pipe socket joint formula tram precast track roof beam and tubular pile connection structure, includes precast track roof beam and tubular pile, in the foundation was driven into to tubular pile, its characterized in that: the top of tubular pile has buried cylindrical steel pipe, prefabricated track roof beam bottom be provided with cylindrical steel pipe assorted recess, the recess cover is located cylindrical steel pipe, the recess with pour into between the cylindrical steel pipe has ultra-high performance concrete, realizes prefabricated track roof beam with connect between the tubular pile.
Be provided with the layer board in the tubular pile, the layer board top pour ultra-high performance concrete in the tubular pile, cylindrical steel pipe buries in ultra-high performance concrete.
The periphery of the cylindrical steel pipe is provided with shear steel nails, and the shear steel nails comprise one or two or more than two of orthogonal shear steel nails, clockwise shear steel nails and anticlockwise shear steel nails.
The diameter of the cylindrical steel pipe is 150mm-200mm, the periphery of the cylindrical steel pipe is provided with integrally formed shear steel nails, the length of each shear steel nail is 30mm, the first layer is an orthogonal shear steel nail, the second layer is a clockwise shear steel nail, the third layer is a counterclockwise shear steel nail, the three layers are circularly arranged from top to bottom, the orthogonal shear steel nail is perpendicular to the tangential direction of the cylindrical steel pipe, and the included angle between the counterclockwise shear steel nail and the tangential line of the cylindrical steel pipe is 45-60 degrees.
The prefabricated track beam is provided with grouting holes and grouting holes, and the grouting holes are communicated with the grooves and used for pouring the ultra-high-performance concrete.
The size of the prefabricated track beam is 5000mm-600 mm 2000mm-2500mm 600mm-700mm, grooves are formed in the left side and the right side of two ends of the prefabricated track beam, the center intervals of the grooves at the ends are 3500mm-4500mm, the center intervals of the grooves at the left side and the right side are 1400mm-1600mm, the diameter of the grooves are 400mm-500mm, the depth of the grooves is 400mm-500mm, grouting holes and grouting holes are formed in the upper portion of the grooves, and the distance between the grouting holes and the grouting holes is 200mm-250mm.
The construction method of the connecting structure of the prefabricated track beam and the tubular pile of the steel pipe socket type tram is characterized by comprising the following steps of: the construction method comprises the following steps:
Pile foundation construction: the method comprises the steps of (1) adopting a vibration pile sinking method to construct a prefabricated pipe pile, or casting the pipe pile in situ;
embedding a cylindrical steel pipe in the tubular pile;
and (3) constructing a prefabricated track beam: hoisting a prefabricated track beam above a tubular pile, aligning a groove of the prefabricated track beam with the cylindrical steel pipe, and inserting the groove above the cylindrical steel pipe to finish positioning and fixing between the prefabricated track beam and the tubular pile;
Pouring ultra-high performance concrete through grouting holes arranged on the prefabricated track beams, wherein the ultra-high performance concrete enables the grooves and the cylindrical steel pipes to be connected to form an integral structure, and pouring the ultra-high performance concrete until grout in grout outlet holes arranged on the prefabricated track beams is discharged;
Curing the ultra-high performance concrete, and waiting for the stable molding of the ultra-high performance concrete;
After the completion, the tramcar test operation can be performed.
If the tubular pile is a non-hollow tubular pile, planing the upper end of the tubular pile, cleaning the end part of the tubular pile, pouring ultra-high performance concrete in the tubular pile, and burying a cylindrical steel pipe;
If the pipe pile is a hollow pipe pile, a supporting plate is arranged in the pipe pile, ultra-high-performance concrete is poured, a cylindrical steel pipe is buried, and the pouring amount of the ultra-high-performance concrete is controlled, so that the bearing can be completed only by the friction force between the pipe pile and the supporting plate.
The section size of the tubular pile is 400mm-500mm, and if the tubular pile is a non-hollow tubular pile, the planing diameter of the upper end of the tubular pile is 200mm-250mm, and the planing depth is 1500mm; if the tubular pile is a hollow tubular pile, the supporting plate with the size matched with the inner diameter of the tubular pile is arranged at the position 1500mm away from the top of the tubular pile by means of friction force.
The casting depth of the ultra-high performance concrete is not more than 1800mm, and if the casting depth is exceeded, the operation is difficult and the cost is too high for the non-hollow pipe pile; for hollow pipe piles, the bearing requirement on the supporting plate is too high. The casting depth of the ultra-high performance concrete is not less than 1200mm, so that the contact area between the pipe pile and the ultra-high performance concrete is ensured, and the pipe pile wall is prevented from being broken when the contact surface of the pipe pile and the ultra-high performance concrete is stressed due to the fact that the contact surface is small.
The embedded depth of the cylindrical steel pipe is 500-600 mm away from the top of the tubular pile, the cost waste is caused by the fact that the embedded depth is too deep, the embedded depth is too shallow, and the shear stress born by the cylindrical steel pipe cannot be effectively transferred by the ultra-high performance concrete. Meanwhile, the depth of the cylindrical steel pipe inserting groove is 200-300mm, and the ultra-high performance concrete and the integrity of the precast beam structure can be influenced due to the fact that the inserting depth is too deep; the insertion depth is too shallow, and the shear stress cannot be effectively transferred to the cylindrical steel pipe through the ultra-high-performance concrete.
The invention has the advantages that:
(1) The main structure of the steel pipe socket type tramcar precast track beam and tubular pile connection technology is formed by assembling precast track beams and tubular piles, and is connected by adopting ultra-high performance concrete, so that the structure is safe and reliable.
(2) The cylindrical steel pipe is buried by ultra-high performance concrete, so that the pipe pile is applicable to various types of pipe piles.
(3) The cylindrical steel pipe is connected with the groove, so that socket joint can be effectively and quickly aligned, the tolerance rate is high, and the labor is less.
(4) The cylindrical steel pipe is provided with the orthogonal shearing resistant steel nails, the anticlockwise shearing resistant steel nails and the clockwise shearing resistant steel nails, so that the shearing stress of up-and-down vibration and torsion between sheet piles can be effectively provided.
(5) The junction adopts the ultra-high performance concrete to connect, and the structure shaping is fast, and engineering time is short, is difficult for producing the crack, and ultra-high performance concrete physical property is good, can provide reliable structure bearing capacity.
Drawings
Fig. 1 is a schematic structural view of a pipe pile according to the present invention;
FIG. 2 is a top view of a prefabricated track beam according to the present invention;
FIG. 3 is an elevation view of a prefabricated track beam according to the present invention;
fig. 4 is a left side view of the prefabricated track beam of the present invention.
Detailed Description
The features of the invention and other related features are described in further detail below by way of example in conjunction with the following figures to facilitate understanding by those skilled in the art:
as shown in fig. 1-4, each of the labels is shown as: the concrete pile comprises a prefabricated track beam 1, a hollow tubular pile 2, a groove 3, a grouting hole 4, a grouting hole 5, a cylindrical steel pipe 6, a supporting plate 10 and ultra-high performance concrete 11.
Examples: the steel pipe socket joint formula tram precast track roof beam and tubular pile connection structure in this embodiment for realize the connection between hollow tubular pile 2 and the precast track roof beam 1.
As shown in fig. 1, a pallet 10 is provided inside the hollow pipe pile 2, and the pallet 10 is fixedly connected to the inner wall of the pile hole of the hollow pipe pile 2. An ultra-high performance concrete 11 is poured over the pallet 10, the ultra-high performance concrete 11 being carried by the pallet 10. A cylindrical steel pipe 6 is buried inside the ultra-high performance concrete 11, and the cylindrical steel pipe 6 is connected to the hollow pipe pile 2 through the ultra-high performance concrete 11. The periphery of the cylindrical steel pipe 6 is integrally formed with an orthogonal shear steel nail, a clockwise shear steel nail and a counterclockwise shear steel nail; shear pins provide shear stress to the connection structure in three different forms.
The prefabricated track beam 1 is provided with a groove 3, and the groove 3 is matched with the cylindrical steel pipe 6 and slightly larger than the cylindrical steel pipe 6, so that a certain gap is reserved between the groove 3 and the cylindrical steel pipe 6. The precast track beam 1 is provided with a grouting hole 4 and a grouting hole 5, which are communicated with the groove 3.
As shown in fig. 1 to 4, the hollow pipe pile 2 is connected with the groove 3 on the prefabricated track beam 1 in a socket joint mode through the cylindrical steel pipe 6, gaps between the cylindrical steel pipe and the groove are filled with ultra-high performance concrete, connection between the hollow pipe pile 2 and the prefabricated track beam 1 is achieved, and bearing capacity is provided for a connection structure.
In this embodiment, the cylindrical steel tube 6 can improve the connection performance between the prefabricated track beam 1 and the hollow tubular pile 2 through its extremely strong bending resistance, and simultaneously, the cylindrical steel tube is matched with three different types of shear steel nails to provide the shearing force resisting force for twisting left and right so as to ensure the connection strength and stability between the prefabricated track beam 1 and the hollow tubular pile 2.
The construction method of the embodiment comprises the following construction steps:
1) The prefabrication of the hollow pipe pile 2 and the prefabrication of the track beam 1 is completed in a prefabrication factory.
2) The section size of the hollow pipe pile 2 is 400mm, a supporting plate 10 is arranged in the pipe pile at a position 1500mm away from the end part of the pipe pile, ultra-high performance concrete 11 is poured, a cylindrical steel pipe 6 is buried, and the pipe pile is cured for three days; the diameter of the cylindrical steel pipe 6 is 150mm, the cylindrical steel pipe is provided with integrally formed shear steel nails, the length of each shear steel nail is 30mm, the first layer is an orthogonal shear steel nail, the second layer is a clockwise shear steel nail, the third layer is a counterclockwise shear steel nail, the three layers are circularly arranged from top to bottom, the orthogonal shear steel nail is perpendicular to the tangential direction of the cylindrical steel pipe 6, and the included angles between the counterclockwise shear steel nail and the clockwise shear steel nail and the tangential line of the cylindrical steel pipe are respectively 60 degrees.
3) And conveying the prefabricated track beam 1 to a construction site for lifting and installing, aligning the groove 3 of the prefabricated track beam with the cylindrical steel pipe 6 and inserting the groove above, and completing positioning and fixing between the prefabricated track beam 1 and the hollow pipe pile 2, thereby facilitating construction. The dimensions of the prefabricated track beam 1 are 600 mm 2000mm 650mm, the groove centers at the end parts of the prefabricated track beam are separated by 4300mm, the groove centers at the left and right sides are separated by 1450mm, the diameter of the groove 3 is 450mm, the depth of the groove 3 is 450mm, and the interval between the grouting holes 4 and the grouting holes 5 is 240mm.
4) Through grouting holes 4 and grout outlet holes 5 that the recess 3 top of precast track roof beam 1 set up, pour ultra-high performance concrete 11, the maintenance is three days, waits for ultra-high performance concrete to stabilize the shaping, and connection structure installs and accomplishes.
Specifically, ultra-high performance concrete 11 is poured into the gap between the groove 3 and the cylindrical steel pipe 6 through the grouting holes 4, and the groove 3 and the cylindrical steel pipe 6 are connected through the poured ultra-high performance concrete 11, so that the prefabricated track beam 1 and the hollow pipe pile 2 are connected to form a whole. With the continuous progress of pouring, when the ultra-high performance concrete 11 is discharged from the grout outlet hole 5, the ultra-high performance concrete 11 can be judged to be filled between the groove 3 and the cylindrical steel pipe 6, and the pouring compactness is ensured.
5) Tram test runs were performed on the precast track beam 1.
Although the foregoing embodiments have been described in some detail with reference to the accompanying drawings, it will be appreciated by those skilled in the art that various modifications and changes may be made thereto without departing from the scope of the invention as defined in the appended claims, and thus are not repeated herein.
Claims (3)
1. The utility model provides a steel pipe socket joint formula tram precast track roof beam and tubular pile connection structure, includes precast track roof beam and tubular pile, in the foundation was driven into to tubular pile, its characterized in that: the top of the pipe pile is embedded with a cylindrical steel pipe, the bottom of the prefabricated track beam is provided with a groove matched with the cylindrical steel pipe, the groove is sleeved on the cylindrical steel pipe, and ultra-high performance concrete is poured between the groove and the cylindrical steel pipe to realize the connection between the prefabricated track beam and the pipe pile;
A supporting plate is arranged in the tubular pile, ultra-high-performance concrete is poured in the tubular pile above the supporting plate, and the cylindrical steel pipe is buried in the ultra-high-performance concrete;
the periphery of the cylindrical steel pipe is provided with a plurality of layers of shear steel nails, the shear steel nails comprise orthogonal shear steel nails, clockwise shear steel nails and anticlockwise shear steel nails, the first layer is the orthogonal shear steel nails, the second layer is the clockwise shear steel nails, the third layer is the anticlockwise shear steel nails, and the three layers are circularly arranged from top to bottom.
2. The steel pipe socket type tram precast track beam and pipe pile connecting structure according to claim 1, characterized in that: the prefabricated track beam is provided with grouting holes and grouting holes, and the grouting holes are communicated with the grooves and used for pouring the ultra-high-performance concrete.
3. A construction method related to the connection structure of the prefabricated track beam and the tubular pile of the steel pipe socket type tram, which is characterized in that: the construction method comprises the following steps:
Pile foundation construction: the method comprises the steps of (1) adopting a vibration pile sinking method to construct a prefabricated pipe pile, or casting the pipe pile in situ;
embedding a cylindrical steel pipe in the tubular pile;
and (3) constructing a prefabricated track beam: hoisting a prefabricated track beam above a tubular pile, aligning a groove of the prefabricated track beam with the cylindrical steel pipe, and inserting the groove above the cylindrical steel pipe to finish positioning and fixing between the prefabricated track beam and the tubular pile;
And pouring ultra-high performance concrete through grouting holes arranged on the prefabricated track beams, wherein the ultra-high performance concrete enables the grooves to be connected with the cylindrical steel pipes to form an integral structure, and pouring the ultra-high performance concrete until grout in grout outlet holes arranged on the prefabricated track beams is discharged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210144519.1A CN114517426B (en) | 2022-02-17 | 2022-02-17 | Connecting structure and construction method for prefabricated track beam and tubular pile of steel pipe socket type tram |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210144519.1A CN114517426B (en) | 2022-02-17 | 2022-02-17 | Connecting structure and construction method for prefabricated track beam and tubular pile of steel pipe socket type tram |
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| CN114517426A CN114517426A (en) | 2022-05-20 |
| CN114517426B true CN114517426B (en) | 2024-04-26 |
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| CN114808928B (en) * | 2022-06-10 | 2024-03-22 | 中国建筑第七工程局有限公司 | Assembled pile plate structure connecting node and construction method |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000104336A (en) * | 1998-09-30 | 2000-04-11 | Fujita Corp | Joint structure of pile and superstructure building frame in structure, and method for constructing superstructure building frame at upper section of pile |
| CN105442433A (en) * | 2015-11-30 | 2016-03-30 | 中铁二十四局集团安徽工程有限公司 | Connection structure of prefabricated bridge pier and bearing platform and construction method thereof |
| KR101688968B1 (en) * | 2016-03-11 | 2016-12-22 | (주)에스앤씨산업 | Method and Structure for Composite of Pile and Girder, Pier using such Composite Structure, and Constructing Method thereof |
| CN108221504A (en) * | 2018-01-03 | 2018-06-29 | 上海市城市建设设计研究总院（集团）有限公司 | The construction method of soft clay area tramcar assembled roadbed track plank bed |
| CN108547217A (en) * | 2018-06-12 | 2018-09-18 | 北京市市政工程设计研究总院有限公司 | Unit construction bridge formed precast concrete pier stud and bent cap bell and spigot frame and construction method |
| CN108842529A (en) * | 2018-08-28 | 2018-11-20 | 上海市城市建设设计研究总院（集团）有限公司 | The rapid splicing structure in streetcar track basis and construction method |
| KR101964678B1 (en) * | 2018-07-31 | 2019-04-02 | 에스오씨기술지주 주식회사 | Combination structure of pile and copping and girder and method of construction |
| CN209066594U (en) * | 2018-09-29 | 2019-07-05 | 中铁二十四局集团安徽工程有限公司 | The connection structure of contrary sequence method foundation pit construction central sill and steel core concrete column |
| CN111501526A (en) * | 2020-03-26 | 2020-08-07 | 上海市政工程设计研究总院（集团）有限公司 | Socket type connecting structure of prefabricated bridge pier column and bearing platform and construction method |
| CN112095370A (en) * | 2020-09-10 | 2020-12-18 | 上海市城市建设设计研究总院（集团）有限公司 | Prefabricated tramcar roadbed and track integrated structure and construction method |
| CN113818289A (en) * | 2021-10-29 | 2021-12-21 | 同济大学 | Full-prefabricated assembled tramcar pile plate roadbed structure and installation method |
-
2022
- 2022-02-17 CN CN202210144519.1A patent/CN114517426B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000104336A (en) * | 1998-09-30 | 2000-04-11 | Fujita Corp | Joint structure of pile and superstructure building frame in structure, and method for constructing superstructure building frame at upper section of pile |
| CN105442433A (en) * | 2015-11-30 | 2016-03-30 | 中铁二十四局集团安徽工程有限公司 | Connection structure of prefabricated bridge pier and bearing platform and construction method thereof |
| KR101688968B1 (en) * | 2016-03-11 | 2016-12-22 | (주)에스앤씨산업 | Method and Structure for Composite of Pile and Girder, Pier using such Composite Structure, and Constructing Method thereof |
| CN108221504A (en) * | 2018-01-03 | 2018-06-29 | 上海市城市建设设计研究总院（集团）有限公司 | The construction method of soft clay area tramcar assembled roadbed track plank bed |
| CN108547217A (en) * | 2018-06-12 | 2018-09-18 | 北京市市政工程设计研究总院有限公司 | Unit construction bridge formed precast concrete pier stud and bent cap bell and spigot frame and construction method |
| KR101964678B1 (en) * | 2018-07-31 | 2019-04-02 | 에스오씨기술지주 주식회사 | Combination structure of pile and copping and girder and method of construction |
| CN108842529A (en) * | 2018-08-28 | 2018-11-20 | 上海市城市建设设计研究总院（集团）有限公司 | The rapid splicing structure in streetcar track basis and construction method |
| CN209066594U (en) * | 2018-09-29 | 2019-07-05 | 中铁二十四局集团安徽工程有限公司 | The connection structure of contrary sequence method foundation pit construction central sill and steel core concrete column |
| CN111501526A (en) * | 2020-03-26 | 2020-08-07 | 上海市政工程设计研究总院（集团）有限公司 | Socket type connecting structure of prefabricated bridge pier column and bearing platform and construction method |
| CN112095370A (en) * | 2020-09-10 | 2020-12-18 | 上海市城市建设设计研究总院（集团）有限公司 | Prefabricated tramcar roadbed and track integrated structure and construction method |
| CN113818289A (en) * | 2021-10-29 | 2021-12-21 | 同济大学 | Full-prefabricated assembled tramcar pile plate roadbed structure and installation method |
Non-Patent Citations (1)
| Title |
|---|
| 刘将.《土木工程施工》.西安交通大学出版社,2020,第78页. * |
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