CN109356040A - A kind of high pier group of mean people radius curve Cast-in-situ Beam Bailey beam rack construction system - Google Patents
A kind of high pier group of mean people radius curve Cast-in-situ Beam Bailey beam rack construction system Download PDFInfo
- Publication number
- CN109356040A CN109356040A CN201811149205.0A CN201811149205A CN109356040A CN 109356040 A CN109356040 A CN 109356040A CN 201811149205 A CN201811149205 A CN 201811149205A CN 109356040 A CN109356040 A CN 109356040A
- Authority
- CN
- China
- Prior art keywords
- pier
- bailey
- bridge
- rack construction
- construction system
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
- E01D21/10—Cantilevered erection
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses high pier group of mean people radius curve Cast-in-situ Beam Bailey beam rack construction systems, including front bracket, set on pier top along bridge to two sides, interface is anchored in pier shaft using Screw arbor with nut at both-ends on the bracket of front, front bracket lower interface is connected to pier shaft embedded board, front bracket is equipped with sandbox one, and sandbox one connects support beam one, is equipped with raised structures part at the top of support beam one；Side holder, set on no bent cap pier top direction across bridge two sides, side holder is connected to pier shaft embedded board, and side holder is equipped with sandbox two, and sandbox two connects support beam two；Cantilever Beams, set on there is bent cap pier top direction across bridge two sides, Cantilever Beams are anchored in pier top, and Cantilever Beams suspend support beam one in midair；Bailey beam, adjacent bridge pier correspond to setting Bailey beam in interval in support beam one and support beam two, often across Bailey beam longitudinal direction spaced set distribution beam；Camber adjusts system, including the variable cross-section lumps of wood, radian value adaptation design camber value, and the lumps of wood is arranged in distribution beam, and setting pours bed die on the lumps of wood.
Description
Technical field
The present invention relates to field of bridge construction, in particular to a kind of high pier group of mean people radius curve Cast-in-situ Beam Bailey beam bracket is applied
The Worker's Stadium system.
Background technique
The construction method of the existing big horizontal slope curve Cast-in-situ Beam of high pier group of mean people radius mainly has:
1, Bailey beam and steel pipe support construction system, this bracket are set up again after landing steel pipe post being set using original ground
Construction system be generally used for that site condition is preferable, based process is simple and pier it is high≤the high pier minor radius in-situ beam casting of 40m in,
It is high to site requirements, complicated construction technique, and construction safety control difficulty is very big, operation rate of machinery is low, speed of application is slow；
2, using Full space support construction system, this rack construction system is generally used for that place is flat, ground base carrying
Power preferably, in the minor radius in-situ beam casting of the lower pier shaft of height≤20m, pier shaft height high to site requirements, applicable
It is lower.
Summary of the invention
It is an object of the invention to overcome existing mobile formwork, hanging basket cantilever, floor stand in the presence of the prior art
It is existing to provide a kind of high pier group of mean people radius curve for the above-mentioned deficiency that cannot achieve the curve in-situ beam casting of the high big horizontal slope of pier minor radius
Pour beam Bailey beam rack construction system.
In order to achieve the above-mentioned object of the invention, the present invention provides following technical schemes:
A kind of high pier group of mean people radius curve Cast-in-situ Beam Bailey beam rack construction system, comprising:
Several front brackets, set on pier top along bridge to two sides, interface is used to drawing spiral shell on each front bracket
Bar is anchored on pier shaft, and each front bracket lower interface is connected on pier shaft embedded board, is set on each front bracket
There is sandbox one, pier top connects a support beam one, each support beam on all sandboxes one of every side along bridge
One top is equipped with raised structures part；
Several side holders, set on the two sides of no bent cap pier top direction across bridge, each side holder is connected to pier shaft
On embedded board, each side holder is equipped at least two sandboxes two, and each side holder is corresponding all described
A support beam two is connected on sandbox two；
Several Cantilever Beams, set on the two sides for having bent cap pier top direction across bridge, each Cantilever Beams are anchored in pier top, and flat
The row front bracket setting, each Cantilever Beams suspend the support beam of front bracket support described in corresponding side in midair
One；
Several Bailey beams are spaced in the adjacent corresponding support beam one of bridge pier and the corresponding support beam two
Several Bailey beams are set, at least three Bailey beams are set below box girder web, bridge pier is aligned along bridge to two sides
All Bailey beams are connected to bridge pier by connector by pier, often integral across all Bailey beam connections, along often across institute
There are several distribution beams of longitudinal spaced set of the Bailey beam；
Camber adjusts system, including several along bridge to the variable cross-section lumps of wood of setting, the radian value of the variable cross-section lumps of wood is adapted to
The camber value of design, all lumps of wood are arranged in all distribution beams, and setting pours bed die on all lumps of wood.
Wherein, all front brackets hold in the palm each front by precompressed reaction rack equipment after being connected to pier shaft
Frame implements precompressed, sets up maximum across Bailey beam bracket preloading to each shellfish in ground equivalent before all Bailey beam installations
Lei Liang implements precompressed, is influenced by curve and pier shaft structure size, and respectively the bridge pier cross-bridges across box girder body both ends is not to the midline
In parallel, and between bridge pier front clear distance is different, respectively all needs independent layout design across the corresponding all Bailey beams of box beam,
It often presses across the Bailey beam and is arranged in parallel with the tangent line of circular curve, and widened according to the requirement of " curved beam song is done ", be more than song
Liangping face drop shadow spread.
Preferably, the two neighboring front bracket passes through bracing with the two neighboring side holder respectively and connects.
Preferably, the bracing includes stull and bridging.
Preferably, each raised structures part is set to the corresponding one long midline in top of the support beam.
Preferably, all raised structures parts are sheet metal.
Preferably, the height of all sandboxes one and all sandboxes two is respectively less than or is equal to 50cm.
Preferably, all front brackets and all side holders are isosceles right triangle bracket.
Preferably, each Bailey beam, which is located at the supporting point of corresponding one top of the sandbox, is equipped with reinforcing rod.
Preferably, connector is shape steel support by the pier.
Preferably, the bed die that pours is bamboo slab rubber.
In conclusion by adopting the above-described technical solution, the beneficial effects of the present invention are:
1, it with a kind of high pier group of mean people radius curve Cast-in-situ Beam Bailey beam rack construction system of the present invention, solves
The stress raisers of sharp radius curve Bailey beam deform excessive technical problem, are guaranteeing stress intensity, rigidity, stability
In the case where solve off-gauge beret slice configuration the technical issues of, ensure that the high continuous Cast-in-situ Beam shellfish thunder of the big horizontal slope of pier minor radius
Boom support system construction safety；
2, with a kind of high pier group of mean people radius curve Cast-in-situ Beam Bailey beam rack construction system of the present invention, by
There is the pier top direction across bridge both ends setting overhanging girder construction of bent cap, lifts carrying support beam one using Cantilever Beams, solve pier top
The technical problem of load-bearing side holder can not be arranged in bent cap；
3, with a kind of high pier group of mean people radius curve Cast-in-situ Beam Bailey beam rack construction system of the present invention, by
Raised structures part is set at the top of each support beam one, acts directly on each Bailey beam on raised structures part, prevents from supporting
One forced position of support beam that the possible out-of-flatness in one top surface of crossbeam causes Bailey beam to contact is indefinite, avoids Bailey beam load
Shi Zhidian rotation, it is ensured that the Bailey beam reaction of supports is integrally transmitted to support beam one；
4, with a kind of high pier group of mean people radius curve Cast-in-situ Beam Bailey beam rack construction system of the present invention, Suo Youbei
Lei Liang solves the Hoisting Security of high pier precompressed preloading by setting up maximum across Bailey beam bracket preloading in ground equivalent come precompressed
The big and more technical problem of hidden danger, and upper air installing frequency is greatly reduced, reduce difficulty of construction；
5, with a kind of high pier group of mean people radius curve Cast-in-situ Beam Bailey beam rack construction system of the present invention, by
Bailey beam, which is located at the supporting point of corresponding one top of the sandbox, is equipped with reinforcing rod, solves Bailey beam at one support of support beam
The excessive and local problem on deformation of local stress；
6, with a kind of high pier group of mean people radius curve Cast-in-situ Beam Bailey beam rack construction system of the present invention, pass through change
The section lumps of wood adjusts the structure of camber, solves the continuous Cast-in-situ Beam Bailey beam rack construction system of the high big horizontal slope of pier minor radius and takes
If steel pipe support adjusts camber and installs many and diverse technical problem, construction workload is reduced, improves work efficiency, and substantially reduce
The construction safety risk of Bailey beam rack construction system；
7, with a kind of high pier group of mean people radius curve Cast-in-situ Beam Bailey beam rack construction system of the present invention, production peace
Dress is convenient, and easily operated, stability is good, and mechanical material utilization rate is high, and convenient for removing, it is narrow successfully to solve high-altitude application space
The problem of the Bailey beam demolition technique small, security risk is big, improves construction efficiency, ensure that high-altitude construction safety.
Detailed description of the invention
Fig. 1 is a kind of main view knot of high pier group of mean people radius curve Cast-in-situ Beam Bailey beam rack construction system of the present invention
Structure schematic diagram；
Fig. 2 is the partial enlarged view of Fig. 1；
Fig. 3 is the top view of Fig. 1；
Fig. 4 is the connection schematic diagram of front bracket and pier shaft；
Fig. 5 is the connection schematic diagram of side holder and pier shaft；
The schematic top plan view that Fig. 6 is front bracket, side holder is connect with pier shaft respectively；
The schematic top plan view that Fig. 7 is front bracket, Cantilever Beams are connect with pier shaft respectively；
Fig. 8 is the connection schematic diagram of Bailey beam and pier shaft；
Fig. 9 is the schematic top plan view that Bailey beam is connect with pier shaft.
Marked in the figure: the front 1- bracket, 11- sandbox one, 2- side holder, 21- sandbox two, 3- Cantilever Beams, 4- support are horizontal
Liang Yi, 41- raised structures part, 5- support beam two, 6- Bailey beam, 61- pier side connector, 7- distribution beam, the 8- lumps of wood, 9- are coupled
System, 91- stull, 92- bridging.
Specific embodiment
Below with reference to test example and specific embodiment, the present invention is described in further detail.But this should not be understood
It is all that this is belonged to based on the technology that the content of present invention is realized for the scope of the above subject matter of the present invention is limited to the following embodiments
The range of invention.
Embodiment
As shown in figs 1-9, a kind of high pier group of mean people radius curve Cast-in-situ Beam Bailey beam rack construction system of the present invention,
Include:
Several front brackets 1, set on pier top along bridge to two sides, interface is used to drawing on each front bracket 1
Screw rod is anchored on pier shaft, and each 1 lower interface of front bracket is connected on pier shaft embedded board, each front bracket 1
It is equipped with sandbox 1, pier top connects a support beam 1 on all sandboxes 1 of every side along bridge, each described
One 4 top of support beam is equipped with raised structures part 41；
Several side holders 2, set on the two sides of no bent cap pier top direction across bridge, each side holder 2 is connected to pier
On body embedded board, each side holder 2 is equipped at least two sandboxes 2 21, the corresponding institute of each side holder 2
There is one support beam 25 of connection on the sandbox 2 21；
Several Cantilever Beams 3, set on the two sides for having bent cap pier top direction across bridge, each Cantilever Beams 3 are anchored in pier top, and
The parallel front bracket 1 is arranged, and each Cantilever Beams 3 suspend the support that front bracket 1 described in corresponding side supports in midair
Crossbeam 1；
Several Bailey beams 6, in the adjacent corresponding support beam 1 of bridge pier and the corresponding support beam 25
Several described Bailey beams 6 are arranged in interval, are arranged at least three Bailey beams 6 below box girder web, and bridge pier is along bridge to two sides
All Bailey beams 6 of alignment are connected to bridge pier by connector 61 by pier, often connect into across all Bailey beams 6 whole
Body, along often across several distribution beams 7 of longitudinal spaced set of all Bailey beams 6；
Camber adjusts system, including several along bridge to the variable cross-section lumps of wood 8 of setting, the radian value of the variable cross-section lumps of wood is adapted to
The camber value of design, all lumps of wood 8 are arranged in all distribution beams 7, and setting pours bottom on all lumps of wood 8
Mould.
Wherein, all front brackets 1 pass through precompressed reaction rack equipment to each front after being connected to pier shaft
Bracket 1 implements precompressed, and all Bailey beams 6 in ground equivalent set up maximum across Bailey beam bracket preloading to each institute before installing
It states Bailey beam 6 and implements precompressed, influenced by curve and pier shaft structure size, respectively the bridge pier cross-bridges across box girder body both ends is to the midline
It is all not parallel, and clear distance is different between bridge pier front, respectively all needs individually to arrange across the corresponding all Bailey beams 6 of box beam
Design is often pressed across the Bailey beam 6 and is arranged in parallel with the tangent line of circular curve, and widened according to the requirement of " curved beam song is done ",
More than curved beam plane projection range.
As a preferred embodiment of the present embodiment, the two neighboring front bracket 1 and the two neighboring side support
Frame 2 is connected by bracing 9 respectively, and the bracing 9 includes stull 71 and bridging 72；Each raised structures part 41 is set
In the corresponding one 4 long midline in top of support beam, all raised structures parts 41 are sheet metal, the Bailey beam 6
On the sheet metal；The height of all sandboxes 1 and all sandboxes 2 21 is 50cm；It is all it is described just
Face bracket 1 and all side holders 2 are isosceles right triangle bracket；Each Bailey beam 6 is located at described in correspondence
Reinforcing rod is equipped at the supporting point of one 11 top of sandbox；Connector 61 is shape steel support by the pier；The bed die that pours is
Bamboo slab rubber.
With a kind of high pier group of mean people radius curve Cast-in-situ Beam Bailey beam rack construction system of the present invention, solve small
The stress raisers of radius curve Bailey beam 6 deform excessive technical problem, are guaranteeing stress intensity, rigidity, stability
In the case where solve off-gauge beret slice configuration the technical issues of, ensure that the high continuous Cast-in-situ Beam shellfish thunder of the big horizontal slope of pier minor radius
Boom support system construction safety；
With a kind of high pier group of mean people radius curve Cast-in-situ Beam Bailey beam rack construction system of the present invention, by having
3 structure of Cantilever Beams is arranged in the pier top direction across bridge both ends of bent cap, lifts carrying support beam 1 using Cantilever Beams 3, solves pier top
The technical problem of load-bearing side holder 2 can not be arranged in bent cap；
With a kind of high pier group of mean people radius curve Cast-in-situ Beam Bailey beam rack construction system of the present invention, by every
Raised structures part 41 is arranged in a one 4 top of support beam, acts directly on each Bailey beam 6 on raised structures part 41, prevents
One 4 forced position of support beam that the possible out-of-flatness in one 4 top surface of support beam causes Bailey beam 6 to contact is indefinite, avoids shellfish
Fulcrum rotates when thunder 6 load of beam, it is ensured that 6 reaction of supports of Bailey beam is integrally transmitted to support beam 1；
With a kind of high pier group of mean people radius curve Cast-in-situ Beam Bailey beam rack construction system of the present invention, all shellfish thunders
Beam 6 solves the Hoisting Security of high pier precompressed preloading by setting up maximum across Bailey beam bracket preloading in ground equivalent come precompressed
The big and more technical problem of hidden danger, and upper air installing frequency is greatly reduced, reduce difficulty of construction；
With a kind of high pier group of mean people radius curve Cast-in-situ Beam Bailey beam rack construction system of the present invention, by shellfish
Thunder beam 6, which is located at the supporting point of corresponding one 11 top of the sandbox, is equipped with reinforcing rod, solves shellfish thunder at one 4 support of support beam
The excessive and local problem on deformation of 6 local stress of beam；
With a kind of high pier group of mean people radius curve Cast-in-situ Beam Bailey beam rack construction system of the present invention, cut by becoming
The face lumps of wood 8 adjusts the structure of camber, solves the continuous Cast-in-situ Beam Bailey beam rack construction system of the high big horizontal slope of pier minor radius and takes
If steel pipe support adjusts camber and installs many and diverse technical problem, construction workload is reduced, improves work efficiency, and substantially reduce
The construction safety risk of Bailey beam rack construction system；
With a kind of high pier group of mean people radius curve Cast-in-situ Beam Bailey beam rack construction system of the present invention, fabrication and installation
Convenient, easily operated, stability is good, and mechanical material utilization rate is high, convenient for removing, successfully solve high-altitude application narrow space,
The problem of big 6 demolition technique of Bailey beam of security risk, improves construction efficiency, ensure that high-altitude construction safety.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (10)
1. a kind of high pier group of mean people radius curve Cast-in-situ Beam Bailey beam rack construction system characterized by comprising
Several front brackets (1), set on pier top along bridge to two sides, interface is used to drawing on each front bracket (1)
Screw rod is anchored on pier shaft, and each front bracket (1) lower interface is connected on pier shaft embedded board, each front bracket
(1) it is equipped with sandbox one (11), pier top connects a support beam one on all sandboxes one (11) of every side along bridge
(4), raised structures part (41) are equipped at the top of each support beam one (4)；
Several side holders (2), set on the two sides of no bent cap pier top direction across bridge, each side holder (2) is connected to pier
On body embedded board, each side holder (2) is equipped at least two sandboxes two (21), and each side holder (2) is right
A support beam two (5) is connected on all sandboxes two (21) answered；
Several Cantilever Beams (3), set on the two sides for having bent cap pier top direction across bridge, each Cantilever Beams (3) are anchored in pier top, and
Parallel front bracket (1) setting, each Cantilever Beams (3) suspend the institute of front bracket (1) support described in corresponding side in midair
State support beam one (4)；
Several Bailey beams (6), the adjacent corresponding support beam one (4) of bridge pier and the corresponding support beam two (5)
Several described Bailey beams (6) are arranged in upper interval, at least three Bailey beams (6) are arranged below box girder web, bridge pier is along bridge
All Bailey beams (6) being aligned to two sides are connected to bridge pier by connector (61) by pier, often across all Bailey beams
(6) connection is integral, along often across several distribution beams (7) of longitudinal spaced set of all Bailey beams (6)；
Camber adjusts system, including several along bridge to the variable cross-section lumps of wood (8) of setting, the radian value adaptation of the variable cross-section lumps of wood is set
The camber value of meter, all lumps of wood (8) are arranged on all distribution beams (7), are arranged on all lumps of wood (8) and pour
Build bed die.
2. rack construction system according to claim 1, which is characterized in that the two neighboring front bracket (1) and phase
Adjacent two side holders (2) are connected by bracing (9) respectively.
3. rack construction system according to claim 2, which is characterized in that the bracing (9) include stull (91) and
Bridging (92).
4. rack construction system according to claim 1, which is characterized in that each raised structures part (41) be set to pair
Long midline at the top of the support beam one (4) answered.
5. rack construction system according to claim 1, which is characterized in that all raised structures parts (41) are thin steel
Plate.
6. rack construction system according to claim 1, which is characterized in that all sandboxes one (11) and all described
The height of sandbox two (21) is respectively less than or is equal to 50cm.
7. rack construction system according to claim 1, which is characterized in that all front brackets (1) and all institutes
Stating side holder (2) is isosceles right triangle bracket.
8. rack construction system according to claim 1, which is characterized in that each Bailey beam (6) is located at corresponding institute
It states and is equipped with reinforcing rod at the supporting point above sandbox one (11).
9. rack construction system according to claim 1, which is characterized in that connector (61) is type steel support by the pier
Frame.
10. -9 described in any item rack construction systems according to claim 1, which is characterized in that the bed die that pours is bamboo glue
Plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811149205.0A CN109356040A (en) | 2018-09-29 | 2018-09-29 | A kind of high pier group of mean people radius curve Cast-in-situ Beam Bailey beam rack construction system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811149205.0A CN109356040A (en) | 2018-09-29 | 2018-09-29 | A kind of high pier group of mean people radius curve Cast-in-situ Beam Bailey beam rack construction system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109356040A true CN109356040A (en) | 2019-02-19 |
Family
ID=65348052
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811149205.0A Pending CN109356040A (en) | 2018-09-29 | 2018-09-29 | A kind of high pier group of mean people radius curve Cast-in-situ Beam Bailey beam rack construction system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109356040A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110593115A (en) * | 2019-09-27 | 2019-12-20 | 宁波大学 | Cast-in-place box girder support system and construction method thereof |
| CN111535198A (en) * | 2020-05-25 | 2020-08-14 | 河南省水利第二工程局 | Bailey truss support construction method of cast-in-place box girder traffic bridge |
| CN112411343A (en) * | 2020-11-30 | 2021-02-26 | 中交路桥建设有限公司 | Mountain area ultrahigh traffic-guaranteeing curve cast-in-place box girder combined support and erection method |
| CN113152248A (en) * | 2021-01-06 | 2021-07-23 | 中铁大桥局集团有限公司 | High pier support structure and aqueduct construction method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU1962983A (en) * | 1983-08-12 | 1985-02-14 | Mabey Bridge Co. Ltd. | Lattice panel bridge |
| CN106758820A (en) * | 2016-11-15 | 2017-05-31 | 中铁二局集团有限公司 | A kind of continuous Cast-in-situ Beam prestressing tendon stretch-draw construction method of minor radius |
| CN106758823A (en) * | 2016-11-23 | 2017-05-31 | 中铁五局集团有限公司 | The number section cast-in-place support frame support bracket structure of large span rigid frame-continuous girder 0 |
| CN207452737U (en) * | 2017-11-20 | 2018-06-05 | 中铁二十局集团第一工程有限公司 | Large span rigid frame-continuous girder bridge pier pier top bracket |
-
2018
- 2018-09-29 CN CN201811149205.0A patent/CN109356040A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU1962983A (en) * | 1983-08-12 | 1985-02-14 | Mabey Bridge Co. Ltd. | Lattice panel bridge |
| CN106758820A (en) * | 2016-11-15 | 2017-05-31 | 中铁二局集团有限公司 | A kind of continuous Cast-in-situ Beam prestressing tendon stretch-draw construction method of minor radius |
| CN106758823A (en) * | 2016-11-23 | 2017-05-31 | 中铁五局集团有限公司 | The number section cast-in-place support frame support bracket structure of large span rigid frame-continuous girder 0 |
| CN207452737U (en) * | 2017-11-20 | 2018-06-05 | 中铁二十局集团第一工程有限公司 | Large span rigid frame-continuous girder bridge pier pier top bracket |
Non-Patent Citations (1)
| Title |
|---|
| 溜溜球: "高墩连续现浇梁施工方案", 《牛牛文库》 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110593115A (en) * | 2019-09-27 | 2019-12-20 | 宁波大学 | Cast-in-place box girder support system and construction method thereof |
| CN111535198A (en) * | 2020-05-25 | 2020-08-14 | 河南省水利第二工程局 | Bailey truss support construction method of cast-in-place box girder traffic bridge |
| CN111535198B (en) * | 2020-05-25 | 2021-05-14 | 河南省水利第二工程局 | Bailey truss support construction method of cast-in-place box girder traffic bridge |
| CN112411343A (en) * | 2020-11-30 | 2021-02-26 | 中交路桥建设有限公司 | Mountain area ultrahigh traffic-guaranteeing curve cast-in-place box girder combined support and erection method |
| CN113152248A (en) * | 2021-01-06 | 2021-07-23 | 中铁大桥局集团有限公司 | High pier support structure and aqueduct construction method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109356040A (en) | A kind of high pier group of mean people radius curve Cast-in-situ Beam Bailey beam rack construction system | |
| CN204125899U (en) | A kind of long piled wharf super large framed bent cast-in-situ pile cap bed die support system | |
| CN207073283U (en) | A kind of cast-in-place simply supported beam construction is with dropping mounting system | |
| CN201953059U (en) | Supporting system for large-span assembly type cantilevered scaffold | |
| CN207700689U (en) | A kind of staircase shaping template | |
| CN203213019U (en) | Cast-in-situ construction bracket system of long cantilever bent cap | |
| CN103276909B (en) | The assembled moulding bed of rack of arch-shaped space truss assembling method and use thereof | |
| CN103008927A (en) | Welding flame receiving basin | |
| CN211257756U (en) | Progressive overhanging structure aiming at complex outer vertical surface modeling | |
| CN212105235U (en) | Support column replacement device | |
| CN207749421U (en) | A kind of regulating device for controlling prefabricated stand column installation verticality | |
| CN204664623U (en) | A kind of vertical pump line fixing device | |
| CN110130627A (en) | Large Span Structure of Arch surface mesh roofing construction platform and construction method | |
| CN203008371U (en) | Cast-in-place concrete stand suspended mold installation structure | |
| CN211172409U (en) | Steel construction bracket | |
| CN205791306U (en) | Cable testing bridge heavy duty suspension bracket | |
| CN201762953U (en) | Supporting construction used to raise floor | |
| CN104372948A (en) | Elevator shaft formwork lifting frame | |
| CN205224272U (en) | Steel construction factory building is with structure of encorbelmenting | |
| CN204531180U (en) | Control the stiff skeleton of large-scale component reinforcing bar binding precision | |
| CN203373661U (en) | Movable operation platform device below cantilever arm of steel-structure bridge | |
| CN207406034U (en) | Beam slab is total to branch system | |
| CN203080889U (en) | Ultrahigh and overlong cantilever structure type steel suspension frame | |
| CN215164727U (en) | Lifting device for installing steel box girder cantilever | |
| CN207144338U (en) | A kind of prefabricated cantilever stair of two-part |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: Jinniu District Kam Tong Road Chengdu city Sichuan province 610031 No. 16 Applicant after: China Railway Second Bureau Construction Co.,Ltd. Applicant after: CHINA RAILWAY ERJU 4TH ENGINEERING Co.,Ltd. Address before: Jinniu District Kam Tong Road Chengdu city Sichuan province 610031 No. 16 Applicant before: CHINA RAILWAY NO.2 ENGINEERING GROUP Co.,Ltd. Applicant before: CHINA RAILWAY ERJU 4TH ENGINEERING Co.,Ltd. |
|
| CB02 | Change of applicant information | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20190823 Address after: Jinniu District Kam Tong Road Chengdu city Sichuan province 610031 No. 16 Applicant after: CHINA RAILWAY NO.2 ENGINEERING GROUP Co.,Ltd. Applicant after: CHINA RAILWAY ERJU 4TH ENGINEERING Co.,Ltd. Address before: Jinniu District Kam Tong Road Chengdu city Sichuan province 610031 No. 16 Applicant before: China Railway Second Bureau Construction Co.,Ltd. Applicant before: CHINA RAILWAY ERJU 4TH ENGINEERING Co.,Ltd. |
|
| TA01 | Transfer of patent application right | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190219 |
|
| RJ01 | Rejection of invention patent application after publication |