CN109356031B - Rail transit viaduct surface staggered vehicle beam transporting platform and method thereof - Google Patents
Rail transit viaduct surface staggered vehicle beam transporting platform and method thereof Download PDFInfo
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- CN109356031B CN109356031B CN201811375827.5A CN201811375827A CN109356031B CN 109356031 B CN109356031 B CN 109356031B CN 201811375827 A CN201811375827 A CN 201811375827A CN 109356031 B CN109356031 B CN 109356031B
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- 238000000034 method Methods 0.000 title claims abstract description 10
- 238000010276 construction Methods 0.000 claims abstract description 28
- 229910000831 Steel Inorganic materials 0.000 claims description 20
- 239000010959 steel Substances 0.000 claims description 20
- 239000000945 filler Substances 0.000 claims description 7
- 239000004575 stone Substances 0.000 claims description 5
- 230000032258 transport Effects 0.000 description 7
- 210000000481 breast Anatomy 0.000 description 2
- 210000003205 muscle Anatomy 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000010408 sweeping Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 239000002023 wood Substances 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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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D2/00—Bridges characterised by the cross-section of their bearing spanning structure
- E01D2/04—Bridges characterised by the cross-section of their bearing spanning structure of the box-girder type
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T30/00—Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance
Abstract
A rail transit viaduct girder transporting vehicle staggered platform and a method thereof are provided, wherein the staggered platform is arranged on the side surface of a box girder; the staggered platform comprises a frame body, and a main beam, a secondary beam and a platform plate which are sequentially arranged at the upper part of the frame body; wherein the secondary beam top surface is flush with the box beam flange plate top surface. According to the invention, by arranging the staggered platform between the beam-erecting point and the beam-lifting point, two or more beam-transporting vehicles are arranged on the bridge deck to transport beams simultaneously, so that the beam-transporting time is greatly reduced, the beam-erecting speed and efficiency are ensured, the construction period is shortened, and the construction cost is reduced; according to the invention, through controlling the running of the back-travel beam transporting vehicle, uninterrupted construction of the beam transporting vehicle is formed by alternately carrying out two times of staggered vehicle circulation, and the beam transporting efficiency is improved. The method can be widely applied to construction conditions of transportation of the precast beams on the bridge deck of the viaduct in rail transit, in particular to construction conditions of transportation of the precast beams on the bridge deck of the viaduct in a long distance.
Description
Technical Field
The invention relates to the technical field of road traffic, in particular to a bridge construction auxiliary system and a bridge construction auxiliary method.
Background
In recent years, the development of rail transit in large cities throughout the country is accelerated, and the rail transit lines of first-line cities gradually extend to urban suburbs. Because the overhead line has the advantages of low construction cost, high construction speed, wide section, good appearance of passengers, good comfort level, good fire-fighting and rescue conditions during emergencies, no need of a ventilation system, air conditioning, illumination and the like, small energy consumption of operation and the like, the scale of the track traffic line adopting the overhead bridge in urban suburbs is larger and larger. The viaduct for rail transit is usually constructed by adopting a concrete simply supported box girder and adopting a prefabricated erection method.
However, the width of the bridge deck of the existing track traffic viaduct is generally about 10m, and the bridge deck facilities are numerous, so that only one girder transporting vehicle can be ensured to run when the bridge deck transports girders. If the viaduct line is longer, the distance between the girder erecting point and the girder lifting point is longer and longer along with the propelling of the girder erecting, the girder transporting time is longer, the girder erecting speed is greatly reduced, and the smooth realization of the construction period is difficult to ensure.
Disclosure of Invention
The invention aims to provide a rail transit viaduct girder transporting vehicle staggered platform and a rail transit viaduct girder transporting vehicle staggered platform method, which aim to solve the technical problem that a bridge deck width narrow girder transporting vehicle can only pass in one direction; and solves the problems of long beam transportation time and low construction efficiency.
In order to achieve the above purpose, the invention adopts the following technical scheme:
the rail transit viaduct face beam transport vehicle staggered platform is arranged on the side face of the box girder; the staggered platform comprises a frame body, and a main beam, a secondary beam and a platform plate which are sequentially arranged at the upper part of the frame body; wherein the secondary beam top surface is flush with the box beam flange plate top surface.
The frame body is a three-dimensional frame and comprises upright posts, vertical diagonal braces connected between the upright posts and the horizontal diagonal braces connected between the horizontal cross bars, wherein the cross bars connected between the upright posts are connected between the vertical cross bars; the top of pole setting is connected with the top support, and the bottom is connected with the collet. The jacking is adjustable, so that construction is convenient, and efficiency is high.
The frame body extends into the lower part of the box girder flange plate, and the top of the upright rod positioned below the box girder flange plate is propped against a keel through a jacking; the keels are formed steel or square, and are propped against the lower surface of the flange plate of the box girder. The staggered platform frame body is not independently arranged on the outer side of the box girder side, but extends into the lower part of the box girder flange plate, and the staggered platform frame body and the box girder flange plate are overlapped in space, so that the strength and the safety of the frame body structure are ensured.
At the position of the pier stud, the frame body extends to the lower part of the flange of the pier stud, and at least one group of tie rods are vertically arranged between the frame body and the corresponding pier stud; each group of tie rods are symmetrically attached to two sides of the pier stud, and connecting rods are arranged between the tie rods; the connecting rod is located one side or two sides of the pier stud and is arranged in a fitting mode.
A pair of tie rods are arranged between the frame body and the corresponding box girder bolster; the tie rods are symmetrically attached to two sides of the pier stud, and connecting rods are arranged between the tie rods; the connecting rods are positioned on one side or two sides of the filler stone and are arranged in a fitting manner.
In order to further increase the connection strength between the frame body and the box girder, tie rods and connecting rods are additionally arranged among the pier studs, the cushion stones and the frame body, the tie rods and the connecting rods are used for surrounding the pier studs in four directions and then are connected with the frame body, the connection strength is good, and the frame body structure is more stable.
The edge of the platform plate is lapped on the edge of the flange plate of the box girder, at least one group of connecting components are arranged between the two, and the connecting components are distributed at intervals along the lapping position in a long direction in parallel; the connecting assembly comprises embedded ribs connected to the flange plates of the box girder and anti-slip ribs horizontally connected between the embedded ribs and the platform plates; the embedded ribs are in an inverted U shape and are embedded on the flange plates of the box girder.
The platform plate is lapped on the box girder flange plate and is connected through the connecting component, so that the staggered platform and the box girder flange plate form an organic whole, and the integral performance and the structural strength of the staggered platform are ensured.
The lower part of the staggered platform is taken as a foundation, and the foundation is a concrete layer with the thickness of 5-20 cm. The stability of the bottom of the frame body is guaranteed, and the influence caused by the quality difference of the working face is avoided.
Guard rails are vertically arranged on the outer side surface of the staggered platform; the guardrail is a net-shaped frame body formed by splicing vertical rods and horizontal rods; wherein the lower end of the vertical rod is correspondingly connected to the vertical rod of the frame body. Further plays a role in protection, prevents people, vehicles and objects from being damaged, and ensures construction safety.
The construction method for the track traffic overhead bridge deck beam transport vehicle staggered platform comprises the following specific steps:
step one, constructing a foundation of a staggered platform on the side face of the box girder.
Step two, erecting a frame body.
And thirdly, connecting a jacking at the top of the frame body.
And fourthly, sequentially arranging a main beam, a secondary beam and a platform plate on the jacking.
And fifthly, connecting anti-slip ribs between the platform plate and the corresponding embedded ribs.
And step six, arranging guardrails on the outer sides of the staggered platform, and completing the staggered platform construction.
The 1 st beam transporting vehicle returns to the staggered platform to wait for the 2 nd beam transporting vehicle to load the prefabricated box girder to pass, and the 1 st vehicle returns to the bridge deck to continuously return to load the prefabricated box girder, so as to form a first staggered cycle; the 2 nd beam transporting vehicle returns to the staggered platform, after the 1 st beam transporting vehicle loads the prefabricated box girder, the 2 nd vehicle returns to the bridge deck to continuously return to load the prefabricated box girder, and a second staggered cycle is formed; the two times of staggered vehicle circulation are alternately carried out, so that uninterrupted construction of the beam transporting vehicle is formed.
Compared with the prior art, the invention has the following characteristics and beneficial effects:
according to the invention, by arranging the staggered platform between the beam-erecting point and the beam-lifting point, two or more beam-transporting vehicles are arranged on the bridge deck to transport beams simultaneously, so that the beam-transporting time is greatly reduced, the beam-erecting speed and efficiency are ensured, the construction period is shortened, and the construction cost is reduced; according to the invention, through controlling the running of the back-travel beam transporting vehicle, uninterrupted construction of the beam transporting vehicle is formed by alternately carrying out two times of staggered vehicle circulation, and the beam transporting efficiency is improved.
The invention can be widely applied to the construction working conditions of the transportation of the prefabricated beams of the bridge deck of the viaduct in rail transit, in particular to the construction working conditions of the transportation of the prefabricated beams of the bridge deck of the viaduct in a long distance.
Drawings
The invention is described in further detail below with reference to the accompanying drawings.
FIG. 1 is a schematic top view of the present invention.
FIG. 2 is a schematic side view of the inventive step-up platform.
FIG. 3 is a schematic view of the cross-sectional structure A-A of FIG. 1.
Fig. 4 is a schematic view of the sectional structure B-B of fig. 1.
Fig. 5 is a schematic diagram of the C node structure of fig. 3.
Fig. 6 is a schematic view of a beam truck travel route.
Reference numerals: 1-box girder, 2-pier stud, 3-staggered platform, 4-vertical pole, 5-cross bar, 6-vertical diagonal brace, 7-jacking, 8-main girder, 9-secondary girder, 10-platform board, 11-pre-embedded rib, 12-anti-skid rib, 13-tie rod, 14-connecting rod, 15-keel, 16-guardrail, 17-jacking, 18-foundation, 19-filler and 20-girder carrier.
Detailed Description
Referring to fig. 1 and 2, the cross car platform 3 of the rail transit overhead bridge deck girder carrier is arranged on the side face of the box girder 1; the staggered platform 3 comprises a frame body, and a main beam 8, a secondary beam 9 and a platform plate 10 which are sequentially arranged at the upper part of the frame body; wherein the top surface of the secondary beam 9 is flush with the top surface of the box girder flange plate.
The frame body is a three-dimensional frame and comprises upright posts 4, cross bars 5 connected between the upright posts, vertical diagonal braces 6 connected between the vertical cross bars and horizontal diagonal braces connected between the horizontal cross bars; the top of pole setting is connected with jacking 7, and the bottom is connected with collet 17. Wherein the vertical inclined struts 6 of the frame body are fully distributed, and the top of the frame body is provided with horizontal inclined struts.
The concrete layer with the thickness of 5-20 cm is taken as a foundation below the staggered platform 3, and the thickness is 10cm in the example.
Guard rails 16 are vertically arranged on the outer side surface of the staggered platform; the guardrail 16 is a net-shaped frame body formed by splicing vertical rods and horizontal rods; wherein the lower end of the vertical rod is correspondingly connected to the vertical rod of the frame body.
Referring to fig. 4, the frame body extends into the lower part of the box girder flange plate, and the top of the upright rod positioned below the box girder flange plate is propped with a keel 15 through a jacking 7; the keels 15 are formed steel or square timber and are propped against the lower surface of the flange plate of the box girder.
Referring to fig. 3, at the pier column position, the frame body extends below the pier column flange, and at least one group of tie rods 13 are vertically arranged between the frame body and the corresponding pier column 2; two tie rods 13 are symmetrically attached to two sides of the pier stud, and connecting rods 14 are arranged between the tie rods; the connecting rods 14 are positioned on one side or two sides of the pier stud and are in fit arrangement.
A pair of tie rods 13 are arranged between the frame body and the corresponding box girder bolster; the tie bars 13 are symmetrically attached to two sides of the pier stud, and connecting rods 14 are arranged between the tie bars; the connecting rod 14 is positioned on one side or two sides of the filler 19 and is in fit with the filler.
Referring to fig. 5, the edge of the platform plate 10 is lapped on the edge of the flange plate of the box girder, at least one group of connecting components are arranged between the two, and the connecting components are distributed at intervals along the lapping position along the long direction; the connecting assembly comprises embedded ribs 11 connected to the flange plate of the box girder and anti-slip ribs 12 horizontally connected between the embedded ribs and the platform plate 10; the embedded ribs 11 are in an inverted U shape and are embedded on the flange plate of the box girder.
The construction method for the track traffic overhead bridge deck beam transport vehicle staggered platform comprises the following specific steps:
step one, constructing a foundation 18 of the staggered platform 3 on the side surface of the box girder.
In this example, carry out the reinforcing bar pre-buried of auxiliary structure at prefabricated box Liang Liangmian according to the design drawing, prefabricated box girder erects and has accomplished back total bridge deck width 11.4 meters, it has evacuation platform basis to distribute gradually to both sides by bridge span central line, track pre-buried muscle, the protection wall, the cable duct, the breast board basis, the breast board, the comprehensive bridge deck fortune roof beam atress and the influence to the built-in fitting of minimizing take into account, select fortune roof beam car to stride bridge central line and travel (stride wet seam and evacuation platform and travel promptly), the track pre-buried bar of both sides is pressed down simultaneously, give fortune roof beam car enough travel space, resume track pre-buried muscle after prefabricated beam frame construction worker accomplishes.
Step two, erecting a frame body.
In this example, the staggered platform adopts a disc buckle type bracket: the vertical rod phi is 60 multiplied by 3.2mm, the cross rod phi is 48 multiplied by 2.5mm, the vertical diagonal brace phi is 33 multiplied by 2.3mm, the horizontal diagonal brace phi is 42 multiplied by 2.5mm, the top support phi is 48 multiplied by 6.5 multiplied by 600mm, and the bottom support phi is 48 multiplied by 6.5 multiplied by 500mm.
The platform plate adopts a 1cm steel plate, and the main beam and the secondary beam adopt 150H-shaped steel and the antiskid steel bar adopt threaded 16mm steel bars.
The vertical and horizontal spacing of the vertical rods of the frame body is 90cm.
And a first row of vertical rods are arranged close to the edge of the flange plate of the box girder in the transverse direction, 4 rows of vertical rods are arranged outwards according to the interval by taking the vertical rods as a reference, 2 rows of vertical rods are arranged below the flange plate, and jacking and square wood jacking are adopted for the 2 rows of vertical rods below the flange plate.
The long upright posts are erected at intervals towards the two ends by taking the center line of the bridge span as a datum line, the frame body extends towards the pier columns at the two ends, a phi 48 steel pipe and the pier body are adopted to form reliable drawknots, and the vertical interval of the steel pipe is 2.5m. The upper half part is replaced by the drawknot and is arranged at the filler stone, and a phi 48 steel pipe and the support are adopted to form a reliable drawknot, so that the frame body is stabilized.
The step distance of the cross rod is 150cm, and the top is adjusted according to the actual height and is not more than 100cm. The free end length is not greater than 650mm. A large plate with the width of 20cm and the thickness of 5cm is paved below the support of the frame body, and the distance between the bottom cross bar serving as a sweeping rod and the ground is not more than 550mm.
The frame body jacking upper main beam transverse bridge is paved in the bridge direction, 150H-shaped steel is adopted, the secondary beams are paved in the bridge direction, 150H-shaped steel is also adopted, the distance is 30cm, and the top surface of the main beam is required to be flush with the bridge deck. And a steel plate with the length of 1cm is fully paved on the secondary beam, the steel plate is lapped on the flange plate close to the bridge deck, the lap joint is 10cm, and the steel plate and the secondary beam are firmly spot-welded. The transverse bridge on the steel plate is welded with 4m long thread 16 steel bars as anti-skid bars, the distance is 50cm, and simultaneously the thread 16 steel bars and the bridge deck embedded bars are firmly welded.
After the platform is erected, the driving marked lines are marked on the steel plate by adopting yellow paint, the vehicle is required to run strictly according to the marked lines, and the running speed on the platform is not more than 1km/h.
And thirdly, connecting a jacking 7 at the top of the frame body.
And fourthly, sequentially arranging a main beam 8, a secondary beam 9 and a platform plate 10 on the jacking.
And fifthly, connecting anti-slip ribs 12 between the platform plate 10 and the corresponding embedded ribs 11.
Step six, arranging guardrails 16 on the outer side of the staggered platform, so as to finish staggered platform construction: the outer side of the frame body adopts a steel pipe to set up a self-defense guardrail with the height of 120cm, and the upright rods of the guardrail are firmly connected with the upright rods at the outermost side of the frame body through fasteners. The guard rail is provided with 2 horizontal rods which are respectively positioned at 60cm and 120cm, and the guard rail is fully hung with a safety mesh net. The bottom of the guardrail is provided with a 20cm high foot baffle.
Referring to fig. 6, in the method for staggering the rail transit overhead bridge deck beam carrier staggered platform, the 1 st beam carrier is returned to the staggered platform, after the 2 nd beam carrier is loaded with the prefabricated box girder, the 1 st beam returns to the bridge deck to continuously return to the prefabricated box girder, so as to form a first staggered cycle; the 2 nd beam transporting vehicle returns to the staggered platform, after the 1 st beam transporting vehicle loads the prefabricated box girder, the 2 nd vehicle returns to the bridge deck to continuously return to load the prefabricated box girder, and a second staggered cycle is formed; the two times of staggered vehicle circulation are alternately carried out, so that uninterrupted construction of the beam transporting vehicle is formed.
The beam transporting vehicle is in general, in this example, 300t tire type beam transporting vehicle is used for transportation, and 10-axis structural form (front 5 axis and rear 5 axis) is adopted. The beam transporting vehicle is a transporting machine consisting of two independent running mechanisms (front vehicle and rear vehicle): the external dimensions of the front vehicle are 910cm long by 380cm wide by 190cm high, the driving mode is 5×4, the dead weight is 15t, the diameter of the tire is 120cm, the width is 30cm, and the wheelbase is about 140cm. When the beam transport vehicle is empty, each tire bears 15/20=0.75t; the external dimensions of the rear vehicle are 730cm long by 380cm wide by 190cm high, the driving mode is 5×4, the dead weight is 12t, the diameter of the tire is 120cm, the width is 30cm, and the wheelbase is about 140cm. When the beam transport vehicle is empty, each tire bears 12/20=0.6t.
Claims (10)
1. The utility model provides a rail transit overpass face fortune roof beam car platform of crossing which characterized in that:
the staggered platform (3) is arranged on the side face of the box girder (1);
the staggered platform (3) comprises a frame body, and a main beam (8), a secondary beam (9) and a platform plate (10) which are sequentially arranged at the upper part of the frame body;
wherein the top surface of the secondary beam (9) is flush with the top surface of the flange plate of the box beam.
2. The rail transit overhead bridge deck girder carrier staggered platform of claim 1, wherein:
the frame body is a three-dimensional frame and comprises upright posts (4), cross bars (5) connected between the upright posts, vertical diagonal braces (6) connected between the vertical cross bars and horizontal diagonal braces connected between the horizontal cross bars;
the top of the vertical rod is connected with a jacking (7), and the bottom of the vertical rod is connected with a bottom support (17).
3. The rail transit overhead bridge deck girder carrier staggered platform of claim 2, wherein:
the frame body extends into the lower part of the box girder flange plate, and the top of the upright rod positioned below the box girder flange plate is propped with a keel (15) through a jacking (7);
the keels (15) are formed steel or square, and are propped against the lower surface of the flange plate of the box girder.
4. A rail transit overhead bridge deck girder carrier staggered platform according to claim 2 or 3, characterized in that:
at the position of the pier stud, the frame body extends into the lower part of the pier stud flange, and at least one group of tie rods (13) are vertically arranged between the frame body and the corresponding pier stud (2);
each group of tie rods (13) are symmetrically attached to two sides of the pier stud, and connecting rods (14) are arranged between the tie rods;
the connecting rods (14) are positioned on one side or two sides of the pier stud and are in fit arrangement.
5. The rail transit overhead bridge deck girder carrier staggered platform of claim 4, wherein:
a pair of tie rods (13) are arranged between the frame body and the corresponding box girder filler stones (19);
the tie rods (13) are symmetrically attached to two sides of the pier stud, and connecting rods (14) are arranged between the tie rods;
the connecting rods (14) are positioned on one side or two sides of the filler stone and are in fit arrangement.
6. The rail transit overhead bridge deck girder carrier staggered platform of claim 1, wherein:
the edge of the platform plate (10) is lapped on the edge of the box girder flange plate, at least one group of connecting components are arranged between the two, and the connecting components are distributed at intervals along the length direction of the lap joint position;
the connecting assembly comprises embedded ribs (11) connected to the flange plates of the box girder and anti-slip ribs (12) horizontally connected between the embedded ribs and the platform plate (10);
the embedded ribs (11) are in an inverted U shape and are embedded on the flange plate of the box girder.
7. The rail transit overhead bridge deck girder carrier staggered platform of claim 1, wherein:
a foundation (18) is arranged below the staggered platform (3);
the foundation (18) is a concrete layer with a thickness of 5-20 cm.
8. The rail transit overhead bridge deck girder carrier staggered platform of claim 1, wherein:
guard rails (16) are vertically arranged on the outer side surfaces of the staggered platform;
the guardrail (16) is a net-shaped frame body formed by splicing vertical rods and horizontal rods;
wherein the lower end of the vertical rod is correspondingly connected to the vertical rod of the frame body.
9. A construction method for applying the rail transit overhead bridge deck girder carrier staggered platform according to any one of claims 1 to 8, which is characterized by comprising the following specific steps:
step one, constructing a foundation (18) of a staggered platform (3) on the side surface of a box girder;
step two, erecting a frame body;
step three, connecting a jacking (7) at the top of the frame body;
step four, arranging a main beam (8), a secondary beam (9) and a platform plate (10) on the jacking in sequence;
step five, connecting anti-slip ribs (12) between the platform plate (10) and the corresponding embedded ribs (11);
and step six, arranging guardrails (16) on the outer sides of the staggered platform, and completing the staggered platform construction.
10. A method for staggering a rail transit overhead bridge deck girder carrier staggering platform by using the method for staggering the girder carrier according to any one of claims 1 to 8, which is characterized in that:
the 1 st beam transporting vehicle returns to the staggered platform, after the 2 nd beam transporting vehicle loads the prefabricated box girder, the 1 st vehicle returns to the bridge deck to continuously return to load the prefabricated box girder, and a first staggered cycle is formed;
the 2 nd beam transporting vehicle returns to the staggered platform, after the 1 st beam transporting vehicle loads the prefabricated box girder, the 2 nd vehicle returns to the bridge deck to continuously return to load the prefabricated box girder, and a second staggered cycle is formed;
the two times of staggered vehicle circulation are alternately carried out, so that uninterrupted construction of the beam transporting vehicle is formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811375827.5A CN109356031B (en) | 2018-11-19 | 2018-11-19 | Rail transit viaduct surface staggered vehicle beam transporting platform and method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811375827.5A CN109356031B (en) | 2018-11-19 | 2018-11-19 | Rail transit viaduct surface staggered vehicle beam transporting platform and method thereof |
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| CN109356031A CN109356031A (en) | 2019-02-19 |
| CN109356031B true CN109356031B (en) | 2023-10-31 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109837838A (en) * | 2019-03-09 | 2019-06-04 | 北京市市政二建设工程有限责任公司 | A kind of construction method of steel reinforced concrete box beam |
| CN110904810B (en) * | 2019-06-27 | 2021-08-06 | 李新亚 | Rapid erecting system for high-speed railway box girder |
| CN110924310B (en) * | 2019-12-13 | 2021-07-02 | 中铁十二局集团有限公司 | Adjustable movable lifting device on girder transporting bridge and opposite-pulling portal tunnel crossing construction method |
| CN112342915B (en) * | 2020-09-21 | 2022-04-15 | 中国葛洲坝集团第二工程有限公司 | Construction method for gantry hoisting beam of overhead track |
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| US5511266A (en) * | 1994-12-06 | 1996-04-30 | Bridgesys Corporation | Continuous incrementally erecting viaduct construction system |
| KR20100003462A (en) * | 2008-07-01 | 2010-01-11 | (주) 대산개발 | Transporting device for girder beam |
| CN202369933U (en) * | 2011-09-26 | 2012-08-08 | 中交四航局第一工程有限公司 | Trestle bridge cantilever beam lifting system and bridge surface precast beam erecting construction system |
| CN102493352A (en) * | 2011-12-26 | 2012-06-13 | 中铁九局集团有限公司 | Method for bridge-spanning construction by using tyre carrier |
| CN104929045A (en) * | 2015-04-30 | 2015-09-23 | 中铁十七局集团第三工程有限公司 | Box girder transfer platform and girder feeding and fetching method |
| CN105133487A (en) * | 2015-10-08 | 2015-12-09 | 北京城建道桥建设集团有限公司 | Combined type bridge temporary support and construction method for rapidly building continuous beams by virtue of same |
| WO2017101768A1 (en) * | 2015-12-17 | 2017-06-22 | 中铁第四勘察设计院集团有限公司 | Double-track beam for rail-wrap-type rail transit |
| CN105908633A (en) * | 2016-06-06 | 2016-08-31 | 中国葛洲坝集团第工程有限公司 | Hoisting method for steel box beam pieces of river-crossing double-layer multi-amplitude bridge |
| CN108316152A (en) * | 2018-01-30 | 2018-07-24 | 中交第三航务工程局有限公司南京分公司 | A kind of high pier capping beam construction mobile formwork and its construction technology |
| CN209178835U (en) * | 2018-11-19 | 2019-07-30 | 北京城建道桥建设集团有限公司 | Rail transit elevated bridge face beam car is given another the right of way platform |
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| CN109356031A (en) | 2019-02-19 |
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