CN112030754A - Construction method of steel structure bridge and steel structure bridge - Google Patents
Construction method of steel structure bridge and steel structure bridge Download PDFInfo
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- CN112030754A CN112030754A CN202010836830.3A CN202010836830A CN112030754A CN 112030754 A CN112030754 A CN 112030754A CN 202010836830 A CN202010836830 A CN 202010836830A CN 112030754 A CN112030754 A CN 112030754A
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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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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D2101/00—Material constitution of bridges
- E01D2101/30—Metal
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Abstract
The application discloses a construction method of a steel structure bridge and the steel structure bridge. The construction method of the steel structure bridge comprises the following steps: selecting and constructing a precast pile; arranging a bearing platform assembly at the top of the precast pile; fixing an auxiliary steel pipe temporary support to the bearing platform assembly; installing a steel box girder, and removing the steel pipe temporary support after the installation is finished; and laying an upper layer member on the steel box girder. The application solves the technical problem that the cost of the steel pipe temporary support is high and the repeated utilization rate is low.
Description
Technical Field
The application relates to the field of bridge construction, in particular to a construction method of a steel structure bridge and the steel structure bridge.
Background
The steel structure bridge adopts segmentation hoist and mount construction more, sets up the interim support of steel pipe in segmentation department and supports, and the interim support basis of steel pipe is mainly with two kinds of forms: enlarging the foundation and the steel pipe pile foundation.
The inventor finds that when the bearing capacity of the foundation is poor, the steel pipe pile foundation is mostly adopted. The cost of the steel pipe pile foundation is high, and when the bridge clearance is low and the foundation is deep, the steel pipe pile needs to be pulled out in sections, so that the reuse rate of the steel pipe is reduced.
Aiming at the problems of high cost and low repeated utilization rate of the temporary steel pipe support in the related art, an effective solution is not provided at present.
Disclosure of Invention
The application mainly aims to provide a construction method of a steel structure bridge and the steel structure bridge, so that the problems that a steel pipe temporary support is high in cost and low in repeated utilization rate are solved.
In order to achieve the above object, according to one aspect of the present application, a construction method of a steel structure bridge and a steel structure bridge are provided.
The construction method of the steel structure bridge comprises the following steps: selecting and constructing a precast pile; arranging a bearing platform assembly at the top of the precast pile; fixing an auxiliary steel pipe temporary support to the bearing platform assembly; installing a steel box girder, and removing the steel pipe temporary support after the installation is finished; and laying an upper layer member on the steel box girder.
Further, the type selection and construction of the precast pile comprise: selecting a precast pile with a corresponding diameter according to the geology and load combined with the model of the temporary steel pipe support, and determining the depth of the precast pile; construction forecourt equipment; inserting and driving a precast pile according to the soil penetration depth; and (5) performing pile cutting treatment on the precast pile.
Further, the step of arranging a bearing platform assembly on the top of the precast pile comprises: building a steel bar network template and reserving embedded parts; and pouring concrete at the designated position to form a bearing platform and a tie beam.
Further, fixing the auxiliary steel pipe temporary support to the cap assembly includes: hoisting the temporary steel pipe support onto the bearing platform assembly by using a crane and aligning the temporary steel pipe support to an embedded part reserved on a bearing platform in the bearing platform assembly; and welding the temporary steel pipe support to the embedded part.
In order to achieve the above object, according to another aspect of the present application, there is provided a steel structural bridge.
According to the application, steel structure bridge includes: the precast pile sets up cushion cap subassembly on the precast pile sets up steel pipe temporary stand on the cushion cap subassembly, sets up the steel box girder on the steel pipe temporary stand, and establishes upper member on the steel box girder.
Further, the cap assembly includes: the bearing platforms and the tie beams are arranged between every two adjacent bearing platforms.
Furthermore, an embedded part for welding the steel pipe upright post of the steel pipe temporary support is reserved on the bearing platform.
Further, a three-way annular hoop is bound around the bearing platform.
Further, the temporary steel pipe support comprises: the steel tube connecting structure comprises a plurality of steel tube stand columns and connecting beams, wherein the connecting beams are arranged between every two adjacent steel tube stand columns; the engagement beam includes: a parallel beam and a diagonal beam.
Further, the method also comprises the following steps: and the supporting beam is supported between the steel pipe upright column and the steel box girder on the outermost side.
In the embodiment of the application, a mode of combining a precast pile and a steel pipe temporary support is adopted, and the type selection and construction are carried out through the precast pile; arranging a bearing platform assembly at the top of the precast pile; fixing an auxiliary steel pipe temporary support to the bearing platform assembly; installing a steel box girder, and removing the steel pipe temporary support after the installation is finished; laying an upper layer member on the steel box girder; the temporary support for the steel pipe is replaced by the precast pile, and the temporary support for the steel pipe at the rest part can be simply removed, so that the technical effects of reducing cost and improving the recycling rate are achieved, and the technical problems that the cost of the temporary support for the steel pipe is high and the recycling rate is low are solved.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, serve to provide a further understanding of the application and to enable other features, objects, and advantages of the application to be more apparent. The drawings and their description illustrate the embodiments of the invention and do not limit it. In the drawings:
FIG. 1 is a schematic front view of a steel structural bridge section according to an embodiment of the present application;
FIG. 2 is a side schematic view of a steel structural bridge segment according to an embodiment of the present application;
FIG. 3 is a schematic structural view of a cap and a precast pile according to an embodiment of the present application;
FIG. 4 is a side partial schematic view of a cap and steel tube column according to an embodiment of the present application;
FIG. 5 is a partial schematic view of a front side of a bearing platform and steel tube column according to an embodiment of the application.
Reference numerals
1. Prefabricating a pile; 2. a cap assembly; 3. a steel pipe temporary support; 4. a steel box girder; 5. an upper layer member; 6. a bearing platform; 7. tying a beam; 8. embedding parts; 9. a three-way annular hoop; 10. a steel pipe upright post; 11. (ii) a 12. Connecting the beams; 13. and supporting the beam.
Detailed Description
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the invention and its embodiments and are not intended to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.
Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meanings of these terms in the present invention can be understood by those skilled in the art as appropriate.
Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meanings of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
As shown in fig. 1 to 5, the present application relates to a construction method of a steel structure bridge, the method including:
selecting and constructing a precast pile 1;
according to the embodiment of the present invention, preferably, the type selection and construction of the precast pile 1 includes:
selecting a precast pile 1 with a corresponding diameter according to the model of the geological and load combined steel pipe temporary support 3, and determining the soil penetration depth of the precast pile 1;
construction forecourt equipment;
inserting and driving the precast pile 1 according to the soil penetration depth;
the pile cutting process of the precast pile 1 is performed.
And (3) reasonably selecting the diameter of the precast pile 1 according to actual geology and upper load by matching with the model of the upper steel pipe pile, and calculating the soil penetration depth of the precast pile 1. Before the precast pile 1 is constructed, the field needs to be leveled and cleaned; measuring, positioning and paying off, marking the position of a pile core, and marking the size and the position of the pile diameter by using a lime scattering ring; and (4) checking whether the pile body has cracks or damages, and if the pile body has the damages, constructing the pile body before reasonable treatment. And (4) driving the precast pile 1 to a designed position by using a machine, and checking pile forming quality and bearing capacity. Before the construction of the bearing platform 6, pile cutting treatment is carried out on the prefabricated pile 1 which is qualified by acceptance according to the elevation of the bottom of the bearing platform 6, the concrete of the pile body which is raised is cut off, and the stress main rib of the pile body is removed and anchored into the bearing platform 6. The pile cutting construction should prevent excessive vibration and damage to the pile body.
The precast pile 1 is preset, and compared with a steel pipe used by the steel pipe temporary support 3, the cost is relatively low; therefore, in the embodiment, the precast pile 1 is adopted to replace the steel pipe temporary support 3 fixed with the foundation at the bottom, so that the investment cost can be greatly reduced; because the cost is low, the follow-up dismantling recycling is not required to be considered, and the direct destruction is only required, thereby simplifying the construction process.
Arranging a bearing platform component 2 at the top of the precast pile 1;
according to the embodiment of the present invention, it is preferable that the installing of the cap assembly 2 on the top of the precast pile 1 includes:
building a steel bar network template and reserving an embedded part 8;
concrete is poured at a predetermined position to form a bearing platform 6 and a tie beam 7.
And constructing steel bar and template engineering according to the sizes of the designed bearing platform 6 and the designed tie beam 7 and the arrangement of the steel bars, embedding an embedded part 8 in contact with the upper steel pipe bracket, pouring concrete and preserving.
In order to make the precast pile 1 at the bottom engage with the steel pipe temporary support 3 in the embodiment, a bearing platform 6 for fixing the precast pile 1 and a tie beam 7 for reinforcing the bearing platform 6 are required; an embedded part 8 is required to be reserved on the bearing platform 6 and is mutually fixed through the embedded part 8 and a steel pipe upright post 10 in the steel pipe temporary support 3; and technical support is provided for the subsequent dismantling of the temporary steel pipe support 3. Preferably, a three-way annular hoop 9 is bound around the bearing platform 6 to strengthen the bearing capacity of the bearing platform 6 and prevent the bearing platform 6 from collapsing.
Fixing an auxiliary steel pipe temporary support 3 on the bearing platform assembly 2;
according to the embodiment of the present invention, it is preferable that the fixing of the auxiliary steel pipe temporary support 3 to the cap assembly 2 includes:
hoisting the steel pipe temporary support 3 to the bearing platform assembly 2 by using a crane and aligning to an embedded part 8 reserved on a bearing platform 6 in the bearing platform assembly 2;
and welding the steel pipe temporary support 3 to the embedded part 8.
Arranging personnel to carry out real-time monitoring on the concrete strength; after the concrete strength of the bearing platform assembly 2 reaches 70%, hoisting, aligning and installing the upper steel pipe temporary support 3 by using a crane, and firmly welding the embedded part 8 (steel structural part) and the upright post; specifically, the steel pipe columns 10 corresponding to the number of the precast piles 1 are hoisted one by one and welded to the steel structural member, and after all the steel pipe columns 10 are welded, a parallel beam and a diagonal beam for reinforcing the structural stability and a support beam 13 arranged between the outermost steel pipe column 10 and the steel box beam 4 are arranged between every two adjacent steel pipe columns 10, so that all the steel pipe columns 10, the parallel beam, the diagonal beam and the support beam 13 are integrated to form the temporary steel pipe support 3. The adoption of the bearing platform 6 facilitates the installation of the steel tube upright post 10.
In this embodiment, the part of the upper half part for supporting the steel box girder 4 still needs to use the steel pipe temporary support 3; the temporary steel pipe support 3 can be detached by directly destroying the welding position, so that the recovery of the temporary steel pipe support 3 is guaranteed.
Installing a steel box girder 4, and removing the steel pipe temporary support 3 after the installation is finished;
and after the temporary support 3 of the section of steel pipe is erected, hoisting the section of steel box girder 4. And (4) dismantling the bracket after the steel box girder 4 of the section is installed. In this embodiment, the dismantling of the temporary steel pipe support 3 follows the principle of firstly taking up and then dismantling, and then dismantling from top to bottom in sequence, after the dismantling of the temporary steel pipe support 3, the bearing platform 6, the tie beam 7 and part of the precast pile 1 are removed by using a crusher, and then site leveling and other work are performed. The steel pipe temporary support 3 is convenient to detach and install.
And after the construction of the section is finished, the construction of the next section is carried out according to the flow until all the steel box girders 4 are installed. During the installation of the steel box girder 4, attention is paid to the alignment and fixation of the steel box girder 4 of the previous section and the next section.
In this embodiment, the temporary steel pipe support 3 of the previous section (this section) can be used in the construction of the next section, so that the steel pipe can be recycled, and the recycling rate is high.
And laying an upper layer member 5 on the steel box girder 4.
After all the steel box girders 4 are constructed, the upper layer member 5 of the steel structure bridge can be laid on the steel box girders 4, and after the laying is finished, the construction of the steel structure bridge is finished.
From the above description, it can be seen that the following technical effects are achieved by the present application:
in the embodiment of the application, the precast pile 1 and the steel pipe temporary support 3 are combined, and the type selection and the construction are carried out through the precast pile 1; arranging a bearing platform component 2 at the top of the precast pile 1; fixing an auxiliary steel pipe temporary support 3 on the bearing platform assembly 2; installing a steel box girder 4, and removing the steel pipe temporary support 3 after the installation is finished; laying an upper layer member 5 on the steel box girder 4; the purpose that the precast pile 1 is adopted to replace part of the steel pipe temporary support 3 and the rest part of the steel pipe temporary support 3 can be simply removed is achieved, so that the cost is reduced, the technical effect of improving the repeated utilization rate is achieved, and the technical problem that the steel pipe temporary support 3 is high in cost and low in repeated utilization rate is solved.
As shown in fig. 1-5, the present application further relates to a steel structure bridge, the bridge comprising: : precast pile 1, set up and be in bearing platform subassembly 2 on the precast pile 1 sets up steel pipe temporary stand 3 on the bearing platform subassembly 2, set up steel box girder 4 on steel pipe temporary stand 3, and establish upper member 5 on steel box girder 4. Preferably, in this embodiment, the platform assembly 2 includes: a plurality of bearing platforms 6 and tie beams 7, the tie beams 7 being arranged between two adjacent bearing platforms 6. In this embodiment, preferably, an embedded part 8 for welding the steel pipe column 10 of the steel pipe temporary support 3 is left on the bearing platform 6. Preferably, a three-way annular hoop 9 is bound around the bearing platform 6. Preferably, in this embodiment, the temporary steel pipe support 3 includes: the steel tube column comprises a plurality of steel tube columns 10 and connecting beams 12, wherein the connecting beams 12 are arranged between every two adjacent steel tube columns 10; the joint beam 12 includes: a parallel beam and a diagonal beam. Preferably, in this embodiment, the method further includes: and a support beam 13 supported between the outermost steel pipe upright 10 and the steel box girder 4.
And (3) reasonably selecting the diameter of the precast pile 1 according to actual geology and upper load by matching with the model of the upper steel pipe pile, and calculating the soil penetration depth of the precast pile 1. Before the precast pile 1 is constructed, the field needs to be leveled and cleaned; measuring, positioning and paying off, marking the position of a pile core, and marking the size and the position of the pile diameter by using a lime scattering ring; and (4) checking whether the pile body has cracks or damages, and if the pile body has the damages, constructing the pile body before reasonable treatment. And (4) driving the precast pile 1 to a designed position by using a machine, and checking pile forming quality and bearing capacity. Before the construction of the bearing platform 6, pile cutting treatment is carried out on the prefabricated pile 1 which is qualified by acceptance according to the elevation of the bottom of the bearing platform 6, the concrete of the pile body which is raised is cut off, and the stress main rib of the pile body is removed and anchored into the bearing platform 6. The pile cutting construction should prevent excessive vibration and damage to the pile body.
The precast pile 1 is preset, and compared with a steel pipe used by the steel pipe temporary support 3, the cost is relatively low; therefore, in the embodiment, the precast pile 1 is adopted to replace the steel pipe temporary support 3 fixed with the foundation at the bottom, so that the investment cost can be greatly reduced; because the cost is low, the follow-up dismantling recycling is not required to be considered, and the direct destruction is only required, thereby simplifying the construction process.
And constructing steel bar and template engineering according to the sizes of the designed bearing platform 6 and the designed tie beam 7 and the arrangement of the steel bars, embedding an embedded part 8 in contact with the upper steel pipe bracket, pouring concrete and preserving.
In order to make the precast pile 1 at the bottom engage with the steel pipe temporary support 3 in the embodiment, a bearing platform 6 for fixing the precast pile 1 and a tie beam 7 for reinforcing the bearing platform 6 are required; an embedded part 8 is required to be reserved on the bearing platform 6 and is mutually fixed through the embedded part 8 and a steel pipe upright post 10 in the steel pipe temporary support 3; and technical support is provided for the subsequent dismantling of the temporary steel pipe support 3. Preferably, a three-way annular hoop 9 is bound around the bearing platform 6 to strengthen the bearing capacity of the bearing platform 6 and prevent the bearing platform 6 from collapsing.
Arranging personnel to carry out real-time monitoring on the concrete strength; after the concrete strength of the bearing platform assembly 2 reaches 70%, hoisting, aligning and installing the upper steel pipe temporary support 3 by using a crane, and firmly welding the embedded part 8 (steel structural part) and the upright post; specifically, the steel pipe columns 10 corresponding to the number of the precast piles 1 are hoisted one by one and welded to the steel structural member, and after all the steel pipe columns 10 are welded, a parallel beam and a diagonal beam for reinforcing the structural stability and a support beam 13 arranged between the outermost steel pipe column 10 and the steel box beam 4 are arranged between every two adjacent steel pipe columns 10, so that all the steel pipe columns 10, the parallel beam, the diagonal beam and the support beam 13 are integrated to form the temporary steel pipe support 3. The adoption of the bearing platform 6 facilitates the installation of the steel tube upright post 10.
In this embodiment, the part of the upper half part for supporting the steel box girder 4 still needs to use the steel pipe temporary support 3; the temporary steel pipe support 3 can be detached by directly destroying the welding position, so that the recovery of the temporary steel pipe support 3 is guaranteed.
And after the temporary support 3 of the section of steel pipe is erected, hoisting the section of steel box girder 4. And (4) dismantling the bracket after the steel box girder 4 of the section is installed. In this embodiment, the dismantling of the temporary steel pipe support 3 follows the principle of firstly taking up and then dismantling, and then dismantling from top to bottom in sequence, after the dismantling of the temporary steel pipe support 3, the bearing platform 6, the tie beam 7 and part of the precast pile 1 are removed by using a crusher, and then site leveling and other work are performed. The steel pipe temporary support 3 is convenient to detach and install.
And after the construction of the section is finished, the construction of the next section is carried out according to the flow until all the steel box girders 4 are installed. During the installation of the steel box girder 4, attention is paid to the alignment and fixation of the steel box girder 4 of the previous section and the next section.
In this embodiment, the temporary steel pipe support 3 of the previous section (this section) can be used in the construction of the next section, so that the steel pipe can be recycled, and the recycling rate is high.
After all the steel box girders 4 are constructed, the upper layer member 5 of the steel structure bridge can be laid on the steel box girders 4, and after the laying is finished, the construction of the steel structure bridge is finished.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (10)
1. A construction method of a steel structure bridge is characterized by comprising the following steps:
selecting and constructing a precast pile;
arranging a bearing platform assembly at the top of the precast pile;
fixing an auxiliary steel pipe temporary support to the bearing platform assembly;
installing a steel box girder, and removing the steel pipe temporary support after the installation is finished;
and laying an upper layer member on the steel box girder.
2. The construction method of the steel structure bridge according to claim 1, wherein the type selection and construction of the precast pile comprises:
selecting a precast pile with a corresponding diameter according to the geology and load combined with the model of the temporary steel pipe support, and determining the depth of the precast pile;
construction forecourt equipment;
inserting and driving a precast pile according to the soil penetration depth;
and (5) performing pile cutting treatment on the precast pile.
3. The construction method of the steel structure bridge according to claim 1, wherein the installing of the cap assembly on the top of the precast pile comprises:
building a steel bar network template and reserving embedded parts;
and pouring concrete at the designated position to form a bearing platform and a tie beam.
4. The construction method of the steel structural bridge of claim 1, wherein fixing the steel pipe temporary support for assistance to the cap assembly comprises:
hoisting the temporary steel pipe support onto the bearing platform assembly by using a crane and aligning the temporary steel pipe support to an embedded part reserved on a bearing platform in the bearing platform assembly;
and welding the temporary steel pipe support to the embedded part.
5. A steel structure bridge, comprising: the precast pile sets up cushion cap subassembly on the precast pile sets up steel pipe temporary stand on the cushion cap subassembly, sets up the steel box girder on the steel pipe temporary stand, and establishes upper member on the steel box girder.
6. The steel structural bridge of claim 5, wherein the cap assembly comprises: the bearing platforms and the tie beams are arranged between every two adjacent bearing platforms.
7. The steel structure bridge of claim 6, wherein embedded parts for welding steel pipe columns of the steel pipe temporary supports are reserved on the bearing platforms.
8. The steel structural bridge of claim 6, wherein a three-way annular hoop is bound around the bearing platform.
9. The steel structural bridge of claim 8, wherein the steel pipe temporary support comprises: the steel tube connecting structure comprises a plurality of steel tube stand columns and connecting beams, wherein the connecting beams are arranged between every two adjacent steel tube stand columns; the engagement beam includes: a parallel beam and a diagonal beam.
10. The steel structural bridge of claim 8, further comprising: and the supporting beam is supported between the steel pipe upright column and the steel box girder on the outermost side.
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| CN202010836830.3A CN112030754A (en) | 2020-08-19 | 2020-08-19 | Construction method of steel structure bridge and steel structure bridge |
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| CN202010836830.3A CN112030754A (en) | 2020-08-19 | 2020-08-19 | Construction method of steel structure bridge and steel structure bridge |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20100099495A (en) * | 2009-03-03 | 2010-09-13 | (주)에스앤씨산업 | Central connecting apparatus engaged with lattice type steel pipe pile and construction method of assembling slab bridge using the same |
| CN101876160A (en) * | 2009-10-22 | 2010-11-03 | 中铁九局集团第三工程有限公司 | Method for installing bracket used for in-situ casting concrete continuous girder bridge on soft soil foundation |
| CN106869032A (en) * | 2017-02-27 | 2017-06-20 | 中铁十九局集团有限公司 | A kind of bridge bearing platform constructing tie beam method |
| CN108867391A (en) * | 2018-07-20 | 2018-11-23 | 中国水利水电第七工程局有限公司 | A kind of construction of tubular arch and paving frame parallel operations construction method |
| CN109267472A (en) * | 2018-09-30 | 2019-01-25 | 同济大学 | Precast assembly bridge piers with pile foundation and its construction method |
| CN109972657A (en) * | 2019-03-12 | 2019-07-05 | 苏州科技大学 | Overall assembled steel reinforced concrete pipe gallery is contained in stake |
| CN210439151U (en) * | 2019-06-10 | 2020-05-01 | 中交一公局集团有限公司 | Steel box girder supporting system and bridge |
| CN111119059A (en) * | 2019-12-31 | 2020-05-08 | 四川交投建设工程股份有限公司 | Ultrahigh composite support system for high-pier cast-in-place box girder and construction method |
| CN111395192A (en) * | 2020-04-23 | 2020-07-10 | 中交路桥建设有限公司 | Support for upper-layer member construction by using lower steel box girder bearing and construction method |
-
2020
- 2020-08-19 CN CN202010836830.3A patent/CN112030754A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20100099495A (en) * | 2009-03-03 | 2010-09-13 | (주)에스앤씨산업 | Central connecting apparatus engaged with lattice type steel pipe pile and construction method of assembling slab bridge using the same |
| CN101876160A (en) * | 2009-10-22 | 2010-11-03 | 中铁九局集团第三工程有限公司 | Method for installing bracket used for in-situ casting concrete continuous girder bridge on soft soil foundation |
| CN106869032A (en) * | 2017-02-27 | 2017-06-20 | 中铁十九局集团有限公司 | A kind of bridge bearing platform constructing tie beam method |
| CN108867391A (en) * | 2018-07-20 | 2018-11-23 | 中国水利水电第七工程局有限公司 | A kind of construction of tubular arch and paving frame parallel operations construction method |
| CN109267472A (en) * | 2018-09-30 | 2019-01-25 | 同济大学 | Precast assembly bridge piers with pile foundation and its construction method |
| CN109972657A (en) * | 2019-03-12 | 2019-07-05 | 苏州科技大学 | Overall assembled steel reinforced concrete pipe gallery is contained in stake |
| CN210439151U (en) * | 2019-06-10 | 2020-05-01 | 中交一公局集团有限公司 | Steel box girder supporting system and bridge |
| CN111119059A (en) * | 2019-12-31 | 2020-05-08 | 四川交投建设工程股份有限公司 | Ultrahigh composite support system for high-pier cast-in-place box girder and construction method |
| CN111395192A (en) * | 2020-04-23 | 2020-07-10 | 中交路桥建设有限公司 | Support for upper-layer member construction by using lower steel box girder bearing and construction method |
Non-Patent Citations (2)
| Title |
|---|
| 中铁电气化局集团建设管理分公司: "《城市轨道交通工程投融资及建设管理》", 31 August 2015, 中国铁道出版社 * |
| 刘莉萍: "《土木工程施工与组织管理》", 31 March 2019 * |
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Application publication date: 20201204 |