CN108755443B - Temporary pier beam consolidation device - Google Patents
Temporary pier beam consolidation device Download PDFInfo
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- CN108755443B CN108755443B CN201811009171.5A CN201811009171A CN108755443B CN 108755443 B CN108755443 B CN 108755443B CN 201811009171 A CN201811009171 A CN 201811009171A CN 108755443 B CN108755443 B CN 108755443B
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- 238000007596 consolidation process Methods 0.000 title claims abstract description 28
- 229910000831 Steel Inorganic materials 0.000 claims description 22
- 239000010959 steel Substances 0.000 claims description 22
- 238000010276 construction Methods 0.000 abstract description 17
- 238000000034 method Methods 0.000 description 11
- 230000008569 process Effects 0.000 description 6
- 238000005096 rolling process Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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- Engineering & Computer Science (AREA)
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- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The application provides a temporary pier-beam consolidation device, and relates to the technical field of bridge building engineering. The bottom of the beam block is provided with a transverse shockproof block, and the top of the pier column is provided with shockproof block limit grooves matched with the transverse shockproof block in appearance, position and quantity. The beam block is connected with the pier column through a connecting part, the connecting part comprises a first embedded connecting piece, a second embedded connecting piece and an inclined strut, and the first embedded connecting piece is arranged on the side wall of the transverse shockproof stop block; the second pre-buried connecting piece sets up on the lateral wall of pier stud, and first pre-buried connecting piece and second pre-buried connecting piece are connected respectively to the both ends of bracing. By utilizing the structural relationship between the double-limb pier stud and the beam block, the beam block and the pier stud are provided with the embedded connecting piece, so that the connection between the beam block and the pier stud is realized, the stability of the beam block is ensured, and the instability of the beam block caused by vibration, unbalanced load and the like can be effectively prevented. The pier beam temporary consolidation device provided by the application is simple in structure, low in cost and convenient to assemble and disassemble, the working efficiency can be effectively improved, and the construction period is shortened.
Description
Technical Field
The application relates to the technical field of bridge building engineering, in particular to a temporary pier-beam consolidation device.
Background
The cantilever pouring method is more used in highway and bridge construction engineering, and particularly relates to a construction method for arranging working platforms on two sides of a pier stud, pouring cement concrete beam blocks into a midspan cantilever section by section in a balanced manner, and applying prestress section by section.
In the cantilever pouring process, in order to ensure the stability of a structural system, the pier column and a beam block which is poured at the top of the pier column, namely a 0# block, are required to be anchored and consolidated. Common temporary consolidation methods are: the steel pipe column is arranged on two sides of the pier column in a supporting mode, the steel pipe column is connected with the beam blocks through steel strands or finish rolling threaded steel in the steel pipe column, or the steel strands or finish rolling threaded steel is pre-buried on the pier column in advance and extends into the beam blocks at the top of the pier column, and then the steel strands or finish rolling threaded steel is stretched, so that internal consolidation is achieved. The beam blocks are fixedly connected to pier columns, so that the beam blocks have certain bending resistance, and when the later-period condition is mature, a static crushing method is adopted to remove temporary connection.
In order to prevent instability and even tipping of the beam block caused by vibration, unbalanced load and the like, the temporary consolidation structure is required to be provided with a plurality of supporting points so as to ensure the connection stability of the beam block and the pier column. The number of the supporting points is large, the connecting structure is complex, the construction work amount is large, more manpower and time are required to be spent for assembly and dismantling after closure, the construction period is long, and the cost investment is high. Repair is needed after the disassembly, and the workload is large in the engineering with large span.
Disclosure of Invention
The application provides a pier beam temporary consolidation device to solve traditional temporary consolidation, engineering quantity is big, construction cycle is long, the high scheduling problem of cost input.
A pier beam temporary consolidation device comprising: the device comprises a transverse shockproof check block, a shockproof check block limiting groove and a connecting part, wherein the transverse shockproof check block is arranged at the bottom of a beam block and is positioned at the position connected with a pier column; the anti-vibration stop limit grooves are arranged at the top of the pier stud and matched with the transverse anti-vibration stop in appearance, and the number of the anti-vibration stop limit grooves is consistent;
each group of connecting parts comprises a first embedded connecting piece, a second embedded connecting piece and an inclined strut, wherein the first embedded connecting piece is arranged on the side wall of the transverse shockproof check block; the second embedded connecting pieces are arranged on the side walls of the pier columns, and the first embedded connecting pieces and the second embedded connecting pieces are positioned on the opposite inner sides of the two pier columns; the two diagonal braces are obliquely and crosswise arranged and are connected through connecting bolts, and two ends of each diagonal brace are respectively connected with the first embedded connecting piece and the second embedded connecting piece.
Optionally, the diagonal bracing adopts square pipe, and its both ends all pass through rag bolt, nut, steel sheet with horizontal shock-proof block the pier stud is connected.
Optionally, the bottom of each end of the beam block is provided with two transverse shockproof check blocks, each transverse shockproof check block is provided with at least two groups of connecting parts, and the two shockproof check block limit grooves are formed in the tops of the corresponding pier columns.
Optionally, the cross sections of the transverse shockproof check block and the shockproof check block limit groove are rectangular or inverted trapezoidal.
Optionally, the distance between the first embedded connecting piece and the second embedded connecting piece in the vertical direction ranges from 60 cm to 80cm.
The technical scheme provided by the application comprises the following beneficial technical effects:
compared with the prior art, the application provides a mound roof beam concreties device temporarily, includes: transverse shockproof check block, shockproof check block limit groove and connecting part. The transverse shockproof check block is arranged at the bottom of the beam block and is positioned at the position connected with the pier column; the shockproof block limit groove is arranged at the top of the pier stud, is matched with the transverse shockproof block in appearance and is consistent in quantity. Each group of connecting parts comprises a first embedded connecting piece, a second embedded connecting piece and an inclined strut, wherein the first embedded connecting piece is arranged on the side wall of the transverse shockproof check block; the first embedded connecting piece and the second embedded connecting piece are positioned on opposite inner sides of the two pier columns; the two inclined struts are obliquely and crosswise arranged and are connected through connecting bolts, and the two ends of each inclined strut are respectively connected with a first embedded connecting piece and a second embedded connecting piece. By utilizing the structural relation between the double-limb pier stud and the beam block, the embedded connecting piece is arranged on the beam block and the pier stud, the connecting part is formed by the embedded connecting piece, the inclined strut and the connecting bolt, the connection between the beam block and the pier stud is realized, the stability of the beam block is ensured, and the instability of the beam block caused by vibration, unbalanced load generated by cantilever construction and the like can be effectively eliminated. The pier beam temporary consolidation device that this application provided, simple structure contains that the part is few, and the cost drops into lowly, and the equipment is convenient with dismantling, need not to drop into too much labour, can effectively improve work efficiency, shortens construction cycle.
Drawings
In order to more clearly illustrate the technical solutions of the present application, the drawings that are needed in the embodiments will be briefly described below, and it will be obvious to those skilled in the art that other drawings can be obtained from these drawings without inventive effort.
Fig. 1 is a schematic perspective view of a beam-free block of a temporary pier beam consolidation device according to an embodiment of the present application.
Fig. 2 is a schematic cross-sectional structure of a temporary pier beam consolidation device according to an embodiment of the present application.
Fig. 3 is a schematic view of a beam block structure according to an embodiment of the present application.
Fig. 4 is a schematic top view of a beam-free block of a temporary pier beam consolidation apparatus according to an embodiment of the present application.
Reference numerals illustrate: 1. a beam block; 101. a transverse shockproof stop block; 2. pier column; 201. shockproof stop limit grooves; 3. a connection part; 301. a first pre-buried connector; 302. the second embedded connecting piece; 303. diagonal bracing; 304. and (5) connecting bolts.
Detailed Description
Referring to fig. 1 and fig. 2, fig. 1 shows a three-dimensional structure of a pier beam temporarily fixed on a non-beam block according to an embodiment of the present application, and fig. 2 shows a schematic cross-sectional structure of a temporary fixing device for a pier beam according to an embodiment of the present application.
A pier beam temporary consolidation device comprising: the transverse shock-proof block 101, a shock-proof block limit groove 201 and a connecting part 3, wherein the transverse shock-proof block 101 is arranged at the bottom of the beam block 1 and is positioned at the position connected with the pier column 2; the shockproof block limit grooves 201 are formed in the top of the pier stud 2 and are matched with the transverse shockproof block 101 in appearance and consistent in quantity;
each group of connecting parts comprises a first embedded connecting piece 301, a second embedded connecting piece 302 and an inclined strut 303, wherein the first embedded connecting piece 301 is arranged on the side wall of the transverse shockproof block 101; the second embedded connecting piece 302 is arranged on the side wall of the pier stud 2, and the first embedded connecting piece 301 and the second embedded connecting piece 302 are both positioned on the opposite inner sides of the two pier studs 2; the two inclined struts 303 are obliquely and crosswise arranged and are connected through connecting bolts 304, and two ends of each inclined strut 303 are respectively connected with the first embedded connecting piece 301 and the second embedded connecting piece 302.
The consolidation device that this embodiment provided mainly includes three part, is horizontal shock-proof dog 101, shock-proof dog spacing groove 201 and connecting portion 3 respectively, and wherein connecting portion 3 is through connecting horizontal shock-proof dog 101 and shock-proof dog spacing groove 201, gets up beam block 1 and two limbs pier stud connection, and two limbs pier stud includes two pier studs 2 of relative setting.
At the bottom of the beam block 1 in the bridge length direction, a lateral shock-proof stopper 101 is provided, and the lateral shock-proof stopper 101 matches the position, shape, number of shock-proof stopper limit grooves 201 provided on the pier column 2. According to the width of the pier stud 2, one or more sets of transverse shock-proof stoppers 101 may be provided, and when one set is provided, two or three sets of first pre-buried connectors 301 are generally provided on the transverse shock-proof stoppers 101 along two ends in the width direction of the beam block 1, respectively, as shown in fig. 3, the transverse shock-proof stoppers 101 have an inverted trapezoid cross section, and two sets of first pre-buried connectors 301 are provided on the transverse shock-proof stoppers 101 at two ends, respectively, and the cross section of the shock-proof stopper limiting groove 201 provided on the pier stud 2, which matches the inverted trapezoid cross section, is also in an inverted trapezoid shape. As shown in fig. 4, in the top view structure of the beam-free block of the temporary pier beam consolidation apparatus according to the embodiment of the present application, the transverse shock-proof block 101 has an inverted trapezoid cross section.
In general, the number of the lateral shock-proof stoppers 101 and the number of the shock-proof stopper limit grooves 201 are the same, and are generally set according to the length of the double-limb pier, and if the length of the lateral shock-proof stoppers 101 is long, a plurality of first pre-buried connectors 301 may be provided on one lateral shock-proof stopper 101, two by two.
The connecting part 3 is used for connecting the transverse shock-proof stop block 101 and the shock-proof stop block limiting groove 201, the group of connecting parts 3 comprises two first pre-buried connecting pieces 301, two second pre-buried connecting pieces 302, two diagonal braces 303 and connecting bolts 304 for fixing the two diagonal braces 303, wherein the beam block 1 and the pier column 2 at the same end are provided with the first pre-buried connecting pieces 301 and the second pre-buried connecting pieces 302 which are staggered up and down and are not on a vertical surface.
The two pier studs 1 of the double limb pier stud can form opposite inner sides in which the first pre-buried connector 301 and the second pre-buried connector 302 are located, and the diagonal braces 303 are obliquely cross-connected.
The two ends of the diagonal brace 303 are respectively and fixedly connected with a first embedded connecting piece 301 at one end and a second embedded connecting piece 302 at the other end, the first embedded connecting piece 301 and the second embedded connecting piece 302 are obliquely arranged, and the crossing positions of the two diagonal braces 303 are connected through a connecting bolt 304. The cross arrangement can improve the overall performance of the connecting portion 3 and stability. The connecting part 3 can be used for stably connecting the beam block 1 and the pier stud 2 together, so that instability of the beam block 1 caused by vibration, unbalanced load generated by cantilever construction and the like is effectively eliminated, and smooth closure is ensured.
During construction, the first pre-buried connecting piece 301 and the second pre-buried connecting piece 302 are pre-buried in the transverse shock-proof stop 101 and the pier column 2 positioned below the shock-proof stop limit groove 201 in advance, the transverse shock-proof stop 101 and the shock-proof stop limit groove 201 are aligned, the beam block 1 can be embedded on the double-limb pier column, then the plurality of diagonal braces 303 are welded on the steel plates of the first pre-buried connecting piece 301 and the second pre-buried connecting piece 302, and two adjacent diagonal braces 303 are connected through the connecting bolts 304. The same connection mode is adopted for the multiple groups of connection parts 3, on the basis, the bridge can be closed, after the closing is finished, the connection parts 3 on the two-limb pier studs of each group are sequentially removed, and the construction is completed.
The pier beam temporary consolidation device provided by the embodiment of the application, based on the structure of two pier columns 2 of double-limb pier columns, in the temporary consolidation process, the steel pipe column is not required to be arranged, the steel stranded wires or finish rolling deformed steel bars are not required to be stretched, the beam block 1 is clamped and embedded on two pier columns 2 of the double-limb pier columns, the support structures of the beam block 1 and the pier columns 2 are formed by arranging the embedded connecting pieces and the diagonal braces 303, the number of the support structures is small, the assembly and the disassembly are convenient, the stability of the connection of the beam block 1 and the pier columns 2 can be met in the bridge closure process, and the instability caused by unbalanced loads and the like of the beam block 1 due to vibration and cantilever construction is effectively eliminated.
The temporary consolidation device has the advantages of simple structure, convenient connection, no need of more manpower and time in the assembly and disassembly processes, less construction amount, high work efficiency and shortened construction period.
Alternatively, the diagonal brace 303 is a square tube, and two ends of the diagonal brace are connected with the transverse shock-proof stop block 101 and the pier stud 2 through foundation bolts, nuts and steel plates.
In the embodiment of the application, the diagonal brace 303 is a square tube, the thickness of the square tube is 6-10 mm, the cross section size is determined according to the form and specification of the beam block 1, the length is set according to the distance between two pier columns 2 of the double-limb pier column, and two ends of the diagonal brace are respectively welded with the steel plates on the first embedded connecting piece 301 and the second embedded connecting piece 302. As shown in fig. 1 or fig. 2, two adjacent diagonal braces 303 are connected at the crossing position by a connecting bolt 304, a threaded hole is formed in the middle position of each diagonal brace 303, the connecting bolt 304 sequentially passes through the threaded holes in the two adjacent diagonal braces 303, and the two diagonal braces 303 are fixedly connected by being connected with nuts, so that the beam block 1 and the pier column 2 can be connected more stably by the connecting mode.
The first embedded connecting piece 301 and the second embedded connecting piece 302 are composed of two U-shaped anchor bolts and a steel plate, wherein the anchor bolts are required to be in M24 or M30 specifications, the performance grade is required to be at least 10.9S grade, the two U-shaped anchor bolts are vertically arranged with the steel plate, and the depth range of the anchor bolts embedded in concrete is 480-550 mm; Q345D is selected as the steel plate, the thickness range is 14-17 mm, the four corners of the steel plate are respectively penetrated with the end heads of two U-shaped foundation bolts, and the middle position is used for being connected with the diagonal brace 303.
For convenience in construction, the nuts adopted by the foundation bolts and the connecting bolts 304 are of the same specification, so that the working efficiency can be improved.
Optionally, two transverse shockproof check blocks 101 are arranged at the bottom of each end of the beam block 1, at least two groups of connecting parts 3 are arranged on each transverse shockproof check block 101, and two shockproof check block limit grooves 201 are formed in the tops of the corresponding pier columns 2.
As shown in fig. 1, two transverse shock-proof stoppers 101 are provided at the bottom of each end of the beam block 1, and the cross sections of the transverse shock-proof stoppers 101 and the shock-proof stopper limit grooves 201 matched with the transverse shock-proof stoppers are rectangular.
Two groups of connecting parts 3 are arranged between each transverse shockproof check block 101 and the opposite side shockproof check block limiting groove 201, the transverse distance between the two first pre-buried connecting pieces 301 is controlled to be 150-170 cm, the transverse distance between the two second pre-buried connecting pieces 302 located below the two first pre-buried connecting pieces is controlled to be 130-150 cm, the arrangement distance between the two first pre-buried connecting pieces 301 and the two second pre-buried connecting pieces 302 located at the other end opposite to the end is exactly opposite to the end, and therefore the adjacent two inclined struts 303 can be guaranteed to achieve crossing, and the connecting bolts 304 are convenient to connect.
Optionally, the cross sections of the transverse shockproof check block 101 and the shockproof check block limiting groove 201 are rectangular or inverted trapezoidal.
The transverse shockproof block 101 needs to be clamped in the shockproof block limit groove 201 to ensure stable connection of the beam block 1 and the pier stud 2, and in general, the two are identical in shape, the width of the shockproof block limit groove 201 is slightly larger than that of the transverse shockproof block 101 along the width direction of the beam block 1, the range is generally 1-2 cm, so that the transverse shockproof block 101 is conveniently placed in the shockproof block limit groove 201, and the connection deviation is controlled within an effective range value.
Optionally, the distance between the first pre-embedded connecting piece 301 and the second pre-embedded connecting piece 302 in the vertical direction ranges from 60 cm to 80cm.
The first embedded connecting piece 301 and the second embedded connecting piece 302 which are positioned at the same end, after the transverse shockproof check block 101 is embedded in the shockproof check block limiting groove 201, the distance between the first embedded connecting piece 301 and the second embedded connecting piece in the vertical direction is controlled within 60-80 cm, so that on one hand, less investment of material cost is ensured, and on the other hand, the transverse shockproof check block is convenient to assemble and disassemble.
The temporary pier beam consolidation device provided by the embodiment of the application selects foundation bolts and steel plates as embedded connecting pieces, so that the stability of connection can be ensured, and the diagonal bracing 303 selects square tubes and can meet the strength of connection. Two pier stud 2's structure based on two limbs pier stud through setting up multiunit connecting portion 3, guarantees the stability that beam block 1 and pier stud 2 connect. The temporary consolidation device has the advantages of simple structure, convenient connection, no need of more manpower and time in the assembly and disassembly processes, less construction amount, high work efficiency and shortened construction period.
It is noted that relational terms such as "first" and "second", and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that an article or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The foregoing is merely a specific embodiment of the application to enable one skilled in the art to understand or practice the application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
It will be understood that the present application is not limited to what has been described above, and that various modifications and changes may be made without departing from the scope thereof. The scope of the application is limited only by the appended claims.
Claims (5)
1. A temporary pier beam consolidation device, comprising: the device comprises a transverse shockproof check block (101), a shockproof check block limit groove (201) and a connecting part (3), wherein the transverse shockproof check block (101) is arranged at the bottom of a beam block (1) and is positioned at the position connected with a pier column (2); the shockproof check block limit grooves (201) are formed in the tops of the pier columns (2) and are matched with the transverse shockproof check blocks (101) in appearance, and the quantity of the shockproof check block limit grooves is consistent with that of the transverse shockproof check blocks;
each group of connecting parts (3) comprises a first pre-embedded connecting piece (301), a second pre-embedded connecting piece (302) and an inclined strut (303), wherein the first pre-embedded connecting piece (301) is arranged on the side wall of the transverse shockproof check block (101); the second embedded connecting pieces (302) are arranged on the side walls of the pier columns (2), and the first embedded connecting pieces (301) and the second embedded connecting pieces (302) are positioned on the opposite inner sides of the two pier columns (2); the two diagonal braces (303) are obliquely and crosswise arranged and are connected through connecting bolts (304), and two ends of each diagonal brace (303) are respectively connected with the first embedded connecting piece (301) and the second embedded connecting piece (302).
2. The consolidation device according to claim 1, wherein the diagonal bracing (303) is a square tube, and two ends of the diagonal bracing are connected with the transverse shock-proof stop block (101) and the pier stud (2) through foundation bolts, nuts and steel plates.
3. The consolidation device according to claim 1, wherein two lateral shock-proof stoppers (101) are provided at the bottom of each end of the beam block (1), at least two groups of connecting portions (3) are provided on each lateral shock-proof stopper (101), and two shock-proof stopper limit grooves (201) are provided corresponding to the tops of the pier columns (2).
4. The consolidation device according to claim 1, wherein the cross section of the transverse shock-proof stop (101) and the shock-proof stop limit groove (201) is rectangular or inverted trapezoid.
5. The consolidation device according to any one of claims 1 to 4, wherein the first pre-buried connection (301) and the second pre-buried connection (302) have a spacing in the vertical direction in the range of 60-80 cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811009171.5A CN108755443B (en) | 2018-08-31 | 2018-08-31 | Temporary pier beam consolidation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811009171.5A CN108755443B (en) | 2018-08-31 | 2018-08-31 | Temporary pier beam consolidation device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108755443A CN108755443A (en) | 2018-11-06 |
| CN108755443B true CN108755443B (en) | 2024-01-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811009171.5A Active CN108755443B (en) | 2018-08-31 | 2018-08-31 | Temporary pier beam consolidation device |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110067183A (en) * | 2019-05-31 | 2019-07-30 | 中交一公局第三工程有限公司 | Fixed assembly and cable beam method for synchronously constructing |
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|---|---|---|---|---|
| CN101469533A (en) * | 2007-12-28 | 2009-07-01 | 上海市基础工程公司 | Pier top supportless temporary consolidation technique |
| CN202081373U (en) * | 2011-05-13 | 2011-12-21 | 四川省交通运输厅公路规划勘察设计研究院 | Profile steel shockproof stop block |
| CN102433845A (en) * | 2011-12-29 | 2012-05-02 | 广东冠粤路桥有限公司 | Novel temporary solidification system used for continuous beam cantilever construction |
| KR101881578B1 (en) * | 2017-09-18 | 2018-07-24 | 우경기술주식회사 | Bridge comprising monolithic structure of girder and pier and construction method for the same |
| CN208949725U (en) * | 2018-08-31 | 2019-06-07 | 中交路桥北方工程有限公司 | A kind of pier-beam temporary consolidation device |
-
2018
- 2018-08-31 CN CN201811009171.5A patent/CN108755443B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101469533A (en) * | 2007-12-28 | 2009-07-01 | 上海市基础工程公司 | Pier top supportless temporary consolidation technique |
| CN202081373U (en) * | 2011-05-13 | 2011-12-21 | 四川省交通运输厅公路规划勘察设计研究院 | Profile steel shockproof stop block |
| CN102433845A (en) * | 2011-12-29 | 2012-05-02 | 广东冠粤路桥有限公司 | Novel temporary solidification system used for continuous beam cantilever construction |
| KR101881578B1 (en) * | 2017-09-18 | 2018-07-24 | 우경기술주식회사 | Bridge comprising monolithic structure of girder and pier and construction method for the same |
| CN208949725U (en) * | 2018-08-31 | 2019-06-07 | 中交路桥北方工程有限公司 | A kind of pier-beam temporary consolidation device |
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