CN105803946B - A kind of bent cap can quick regulation support and its construction method - Google Patents
A kind of bent cap can quick regulation support and its construction method Download PDFInfo
- Publication number
- CN105803946B CN105803946B CN201610310112.6A CN201610310112A CN105803946B CN 105803946 B CN105803946 B CN 105803946B CN 201610310112 A CN201610310112 A CN 201610310112A CN 105803946 B CN105803946 B CN 105803946B
- Authority
- CN
- China
- Prior art keywords
- bent cap
- anchor ear
- longeron
- mechanic jacks
- construction method
- 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.)
- Active
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
Abstract
The invention discloses a kind of bent cap can quick regulation support and its construction method, the construction method includes following steps：（1）Anchor ear is installed；（2）Mechanic jacks are installed；（3）Crossbeam is installed；（4）Longeron is installed；（5）Bed die is installed；（6）Reinforcing bar colligation；（7）Side form is installed；（8）Concreting；（9）Falsework is removed.The advantage of the invention is that mechanic jacks can be adjusted freely to design attitude up and down to support end template elevation, and mechanic jacks will not bounce back downslide, it is more convenient compared to traditional wedge striking quick, the step lasts time is shortened, the stability and security of bent cap support is improved.
Description
Technical field
The invention belongs to the cylindrical pier stud Coping Construction technical field of bridge substructure, and in particular to a kind of bent cap can be fast
Fast adjusting bracket and its construction method.
Background technology
With the development of construction project, cylindrical pier stud bent cap structure type obtains extensively should in Bridges in Our Country construction
With.There are rod method, tubular steel post method, bowl to buckle the methods such as Support Method, this kind of construction method tool according to the rack form of current bent cap
There is certain limitation, and the step lasts time is long, produces cost big.
The content of the invention
The present invention can quick regulation support and its construction there is provided a kind of bent cap in order to solve weak point of the prior art
Method, support bed die absolute altitude can be adjusted to design attitude within the specific limits, with flexibility is strong, the quick side of speed
Just advantage, is more easy to ensure the absolute altitude accuracy of bent cap structure, while reducing manual labor's intensity, simplifies working procedure,
Improve operating efficiency high, accelerate construction speed, it is ensured that the entity quality of works, and can more pacify than traditional construction
Full carry out support removing.
In order to solve the above technical problems, the present invention is adopted the following technical scheme that：A kind of bent cap can quick regulation support apply
Work method, the construction method is carried out according to the following steps successively：
（1）Anchor ear is installed：Circular-sectioned pier press cover deck-molding journey calculates anchor ear Installation Elevation, is being specified after being measured through spirit level
The anchor ear designed by Force Calculation is installed on elevation；
（2）Mechanic jacks are installed：Mechanic jacks are arranged on anchor ear bracket；
（3）Crossbeam is installed：Crossbeam is installed at the top of mechanic jacks；
（4）Longeron is installed：Longeron is installed on crossbeam；
（5）Bed die is installed：The end template of bent cap is installed in longeron, the end template at longeron two ends sets A-frame, bottom
After the completion of model sheetinstallat, repetition measurement is carried out to end template elevation, end template elevation is accurately pacified by regulation mechanic jacks up and down
It is filled to design altitude；
（6）Reinforcing bar colligation and installation：The bent cap reinforcement cage that pre- colligation is completed is transported to job site, and bent cap reinforcement cage is risen
Hang the design attitude being attached on end template；
（7）Side form is installed：Side form, end mould are installed in place according to design size, and install lacing wire；
（8）Concreting：Concreting is carried out by specification and design requirement；
（9）Falsework is removed：Concrete strength reaches that 2.5MPa removes side form, end mould, and intensity reaches design strength
85% starts to remove A-frame, adjusts mechanic jacks, removes longitudinal and cross beam, remove mechanic jacks, removes anchor ear.
The step（1）White geotextiles are installed between middle anchor ear and pier stud.
The step（2）Three limit steel bars of welding processing, make mechanical jack top/bottom part just install on middle anchor ear bracket
Inside.
The step（3）In crossbeam between set multiple tracks pull bar.
The step（5）Precompressed is carried out to A-frame using reinforcing bar after middle bed die installation, stress meter is verified on the spot
Calculate, check whether A-frame deforms.
The step（8）Watering maintenance is carried out after middle concreting to bent cap, the time of watering maintenance is not less than 7 days.
The step（9）The process of middle mechanic jacks includes below scheme：Synchronously to two machines on same anchor ear
Tool jack is adjusted downwards, and 2cm is adjusted first, then adjusts two downward 4cm of mechanic jacks of the other end, two ends are progressively lowered
7cm or so.
A kind of bent cap of the present invention can quick regulation support, it includes being arranged on anchor ear on circular-sectioned pier, anchor ear both sides
Anchor ear bracket be respectively arranged with the top of vertical mechanic jacks, each mechanic jacks and be provided with crossbeam, crossbeam
Multiple longerons, length direction arranged for interval of multiple longerons along crossbeam are installed, and each longeron is laterally erected at two horizontal strokes
Between beam, it is provided with to pour on end template, end template on longeron and is provided with bent cap.
A-frame is set between the end template and longeron at the longeron two ends.
Multiple tracks pull bar is provided between described two crossbeams.
The beneficial effects of the invention are as follows：
The present invention is applied to various cylindrical pier stud bent cap structure types, using I-steel, anchor ear as support force, mechanical jack
The adjusting means that drops for lower supporter is pushed up, support bed die absolute altitude can be adjusted to design attitude, had within the specific limits
Flexibility is strong, speed is efficient and convenient, is more easy to ensure the absolute altitude accuracy of bent cap structure, while manual labor's intensity can be reduced, letter
Change working procedure, improve operating efficiency height, accelerating construction progress, it is ensured that the entity quality of works.During support removing, machine
It is convenient that tool jack is dropped, carry out support removing that can be safer than traditional construction.The mechanic jacks of the present invention are to branch
Frame end template elevation can be adjusted freely to design attitude up and down, and mechanic jacks will not bounce back downslide, compared to traditional wedge shape
Block striking is more convenient quick, shortens the step lasts time, improves the stability and security of bent cap support.
Brief description of the drawings
Fig. 1 be bent cap of the present invention can quick regulation support sectional drawing；
Fig. 2 be bent cap of the present invention can quick regulation support profile.
Embodiment
As shown in Figure 1 to Figure 2, a kind of bent cap of the invention can quick regulation support construction method, the construction method according to
It is secondary to carry out according to the following steps：
（1）Anchor ear is installed：It is to calculate anchor ear Installation Elevation in the press cover deck-molding journey of circular-sectioned pier 6 that anchor ear, which is installed, through level
The anchor ear 5 designed by Force Calculation is installed on elevation is specified after instrument measurement.White geotechnique is installed between anchor ear 5 and pier stud 6
Cloth, to strengthen anchor ear 5 and the frictional force of pier stud 6 and protection pier stud outward appearance.Anchor ear connecting bolt is used after high-strength bolt, bolt tighten
Verified using torque spanner, bolt use a period of time after in time check bolt silk situation, find running, damage situations such as and
Shi Genghuan bolts.
（2）Mechanic jacks are installed：Mechanic jacks 4 are arranged on anchor ear bracket, four altogether, are welded on anchor ear bracket
Three high limit steel bars of 1cm are processed, the bottom of mechanic jacks 4 is just arranged on interior, playing prevents what mechanic jacks 4 from moving
Effect.
（3）Crossbeam is installed：I45c I-shapeds gooseneck 3 is installed at the top of mechanic jacks 4, rolled for anti-crossbeam 3, crossbeam 3
Between 5 road steel bar rods are set.The regulation of the elevation of top surface of same pier stud both sides mechanic jacks 4 is consistent.
（4）Longeron is installed：I16 I-shaped steel longitudinal beams 2, the spacing 50cm of longeron 2 are installed on I45c I-shapeds gooseneck 6.
（5）Bed die is installed：The end template 1 of bent cap is installed on I16 I-shaped steel longitudinal beams 2（Two ends end template 1 carries triangle branch
Frame 7）, after the installation of end template 1, polishing brushing template paint is carried out, and repetition measurement is carried out to end template elevation, if now end template
There is error general within 3cm, by regulation mechanic jacks 4 up and down end template elevation can be made accurately to be attached to design high
Journey.Support in use, being verified Force Calculation, being checked on the spot using sand pocket after bed die installation to support progress precompressed first
Whether support deforms.
（6）Reinforcing bar colligation and installation：Reinforcing bar is processed in machining shed, the colligation on pedestal.The crosspoint iron wire of reinforcing bar
Firmly, cage bar joint uses two-sided overlap welding for colligation.The bent cap reinforcement cage that colligation is completed is processed inside reinforcement yard, is passed through
Gun carriage is transported to job site, and the lifting of 25T loop wheel machines is attached to the design attitude on end template, and pad is tied up on the downside of bottom layer of the reinforcing steel
Prick and bent cap concrete label identical Concrete seat pad, Concrete seat pad is in quincunx interlaced arrangement, and water-soaked is used before colligation, to ensure steel
Tendon protective layer meets design requirement.
（7）Side form is installed：Side form is installed, and is after the completion of lid beam steel bar colligation is qualified on inspection, to carry out side form construction.Side
Mould is designed and produced using sizing punching block by professional template factory, and must polish derusting before installation, uniform after polishing is clean to brush the demoulding
Agent.Steel form scene splicing, hand fit's crane hangs on bent cap and installed, according to the longitudinal and transverse axis of bent cap and design geometry
Size carries out formwork erection.Seam between side form and side form, side form and bed die is close, and connecting bolt designs M22, double spiral shells between template
Cap is fixed, cushioning double-sided tape mortar leakage prevention.Side form lacing wire uses 18mm screw-thread steels, long 2.8m.Pull bar arrangement is double, and bottom row draws
Bar position is to be passed through below end template, and upper strata pull bar is arranged in template top surface, and pull bar horizontal spacing 80cm, pull bar termination pad is double
Nut is tightened, and inside sets the support of the 10*10cm lumps of wood.Faulting of slab ends is within 2mm, it is ensured that casting concrete flatness.Side form install before
The outside colligation Concrete seat pad of bent cap both sides steel bar layer, Concrete seat pad is in quincunx interlaced arrangement, and arrangement spacing is 50cm~70cm.Protect
Card pours protective layer thickness.The routine techniques ability for being installed as those skilled in the art of side form and end mould.
（8）Concreting：Before concreting to the reinforcing size of template and it is firm situations such as go through, close
Concreting can be carried out after lattice.Concrete is transported using tank car, and loop wheel machine coordinates the big hopper of 1 side to pour, and makes concrete direct
It is fed into mould.The drop height degree that freely inclines poured must not exceed 2m, concrete delivery truck action of forced stirring 2 minutes before pouring, to template
And column cap watering moistening.When pouring, concrete answers horizontal slice, oblique segmentation to pour, and concrete distributing is from bent cap one end to another
One end promotes and poured, and is reversely poured when pouring from capping beam template other end 1m from end to part direction has been poured, Xiang Bingying
Vibrated when pouring, casting concrete lift height is 30 cm or so, prevents larger oblique faying surface.Concrete shakes
The poker vibrator using a diameter of 50mm is smash, mobile spacing must not exceed 1.5 times of acting radial of vibrator；Should with side form
Keep 5-10cm distance；Insert lower-layer concrete 5-10cm；Slowly vibrating spear is proposed after vibration compacting；Vibrating spear should be avoided to touch
Template, reinforcing bar and other built-in fittings are hit, template deformation, built-in fitting displacement etc. is caused.When concrete surface stops sinking, no longer emerge
Bubble, concrete vibration compacting is shown when surface is in flat, bleeding phenomenon.Concreting is normal for those skilled in the art's
Advise technical capability.
During casting concrete, if special messenger checks the firm situation of support, template, reinforcing bar and built-in fitting, when discovery has pine
When dynamic, deformation, displacement, it should be handled in time.
After concreting is finished, concrete surface should in time be repaired, receive and starch floating, carried out after 0.5 hour secondary
Wipe one's face.When concrete strength reaches 2.5mPa, using Special stabber to carrying out dabbing in the range of bearing pad stone, expose in concrete
Bulky grain stone, it is ensured that bearing pad stone is connected well with bent cap concrete.
Concrete curing covers health using geotextiles, and concreting completes and after initial set, that is, starts overburden soil
Work cloth wet curing, curing time is not less than 7 days.4 porose Plastic Drums in bottom are placed above bent cap, on pumping for water pump
Go, and arrange special messenger to be responsible for drawing water, carry out moisture-keeping maintaining, it is ensured that concrete will not desiccation.When temperature is less than 5 DEG C, prohibit
Watering maintenance only is carried out to concrete.
（9）Falsework is removed：Concrete strength reaches that 2.5MPa removes side form, end mould, right after concrete curing 7 days
Concrete test block carries out intensity detection, starts striking after intensity reaches the 85% of design strength, synchronous to same anchor ear
On two mechanic jacks 4 downwards adjust, 2cm is adjusted first, then adjust two downward 4cm of mechanic jacks of the other end,
7cm or so is progressively lowered at two ends, is started to remove longeron 2 and crossbeam 3, is removed mechanic jacks 4, removes anchor ear 5.
As shown in Figure 1 to Figure 2, a kind of bent cap of the invention can quick regulation support, it include be arranged on circular-sectioned pier 6
Anchor ear 5, the anchor ear bracket of the both sides of anchor ear 5 is respectively arranged with vertical mechanic jacks 4, the top of each mechanic jacks 4
It is provided between I-shaped gooseneck 3, two I-shaped goosenecks 3 and is provided with multiple tracks steel bar rod（Pull bar is not marked in the accompanying drawings
Show）, multiple I-shaped steel longitudinal beams 2, length direction of multiple I-shaped steel longitudinal beams 2 along I-shaped gooseneck 3 are installed on I-shaped gooseneck 3
Arranged for interval, and each I-shaped steel longitudinal beam 2 is laterally erected between two I-shaped goosenecks 3, is provided with I-shaped steel longitudinal beam 2
End template 1, sets A-frame 7, frame end template 1 between the end template 1 and I-shaped steel longitudinal beam 2 at the two ends of I-shaped steel longitudinal beam 2
On pour and be provided with bent cap 8.
The present invention is applied to various cylindrical pier stud bent cap structure types, using I-steel, anchor ear as support force, mechanical jack
The adjusting means that drops for lower supporter is pushed up, support bed die absolute altitude can be adjusted to design attitude, had within the specific limits
Flexibility is strong, speed is efficient and convenient, is more easy to ensure the absolute altitude accuracy of bent cap structure, while manual labor's intensity can be reduced, letter
Change working procedure, improve operating efficiency height, accelerating construction progress, it is ensured that the entity quality of works.During support removing, machine
It is convenient that tool jack is dropped, carry out support removing that can be safer than traditional construction.The mechanic jacks of the present invention are to branch
Frame end template elevation can be adjusted freely to design attitude up and down, and mechanic jacks will not bounce back downslide, compared to traditional wedge shape
Block striking is more convenient quick, shortens the step lasts time, improves the stability and security of bent cap support.
Above example is only used to illustrative and not limiting technical scheme, although with reference to above-described embodiment to this hair
It is bright to be described in detail, it will be understood by those within the art that：Still the present invention can be modified or be waited
With replacement, any modification or partial replacement without departing from the spirit and scope of the present invention, it all should cover the power in the present invention
Among sharp claimed range.
Claims (8)
1. a kind of bent cap can quick regulation support construction method, it is characterised in that the construction method is entered according to the following steps successively
OK：
（1）Anchor ear is installed：Circular-sectioned pier press cover deck-molding journey calculates anchor ear Installation Elevation, in specified elevation after being measured through spirit level
It is upper that the anchor ear designed by Force Calculation is installed；
（2）Mechanic jacks are installed：Mechanic jacks are arranged on anchor ear bracket；
（3）Crossbeam is installed：Crossbeam is installed at the top of mechanic jacks；
（4）Longeron is installed：Longeron is installed on crossbeam；
（5）Bed die is installed：The end template of bent cap is installed in longeron, support is set between the end template and longeron at longeron two ends,
After end template installation, repetition measurement is carried out to end template elevation, makes end template elevation accurate by regulation mechanic jacks up and down
It is attached to design altitude；
（6）Reinforcing bar colligation and installation：The bent cap reinforcement cage that pre- colligation is completed is transported to job site, and bent cap reinforcement cage is lifted by crane and pacified
It is filled to the design attitude on end template；
（7）Side form is installed：Side form, end mould are installed in place according to design size, and install lacing wire；
（8）Concreting：Concreting is carried out by specification and design requirement；
（9）Falsework is removed：Concrete strength reaches that 2.5MPa removes side form, end mould, and intensity reaches that the 85% of design strength opens
Begin to remove A-frame, adjust mechanic jacks, remove longitudinal and cross beam, remove mechanic jacks, remove anchor ear；
The step（2）Three limit steel bars of welding processing on middle anchor ear bracket, make mechanical jack top/bottom part just be arranged on interior；
The step（9）The process of middle mechanic jacks includes below scheme：Synchronously to two machineries thousand on same anchor ear
The regulation downwards of jin top, adjusts 2cm, then adjusts two downward 4cm of mechanic jacks of the other end, 7cm is progressively lowered at two ends first
Left and right.
2. bent cap according to claim 1 can quick regulation support construction method, it is characterised in that：The step（1）
White geotextiles are installed between middle anchor ear and pier stud.
3. bent cap according to claim 1 can quick regulation support construction method, it is characterised in that：The step（3）
In crossbeam between set multiple tracks pull bar.
4. bent cap according to claim 1 can quick regulation support construction method, it is characterised in that：The step（5）
Precompressed is carried out to support using reinforcing bar after middle bed die installation, Force Calculation is verified on the spot, checks whether support deforms.
5. bent cap according to claim 1 can quick regulation support construction method, it is characterised in that：The step（8）
Watering maintenance is carried out after middle concreting to bent cap, the time of watering maintenance is not less than 7 days.
6. realize that a kind of bent cap of construction method described in claim 1 can quick regulation support, it is characterised in that：It includes setting
Anchor ear on circular-sectioned pier, the anchor ear bracket of anchor ear both sides is respectively arranged with vertical mechanic jacks, each mechanical jack
It is provided with the top of top on crossbeam, crossbeam and multiple longerons is installed, length direction arranged for interval of multiple longerons along crossbeam, and
Each longeron is laterally erected between two crossbeams, is provided with to pour on end template, end template on longeron and is provided with bent cap.
7. bent cap according to claim 6 can quick regulation support, it is characterised in that：Bed die positioned at the longeron two ends
A-frame is set between plate and longeron.
8. bent cap according to claim 6 or 7 can quick regulation support, it is characterised in that：Set between described two crossbeams
It is equipped with multiple tracks pull bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610310112.6A CN105803946B (en) | 2016-05-12 | 2016-05-12 | A kind of bent cap can quick regulation support and its construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610310112.6A CN105803946B (en) | 2016-05-12 | 2016-05-12 | A kind of bent cap can quick regulation support and its construction method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105803946A CN105803946A (en) | 2016-07-27 |
| CN105803946B true CN105803946B (en) | 2017-08-04 |
Family
ID=56456954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610310112.6A Active CN105803946B (en) | 2016-05-12 | 2016-05-12 | A kind of bent cap can quick regulation support and its construction method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105803946B (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107642046B (en) * | 2017-10-31 | 2023-09-05 | 中铁十六局集团第三工程有限公司 | Steel-pipe pile support device of unloading |
| CN107916623A (en) * | 2017-12-22 | 2018-04-17 | 宁波二十冶建设有限公司 | A kind of bent cap elevation adjusting device and adjusting method |
| CN108930224A (en) * | 2018-08-08 | 2018-12-04 | 云南公投建设集团第九工程有限公司 | Punching stick method bent cap supports regulating system construction method |
| CN109594477A (en) * | 2018-12-06 | 2019-04-09 | 中国建筑第四工程局有限公司 | A kind of big bent cap strutting system construction technology of only pier |
| CN110644371A (en) * | 2019-09-30 | 2020-01-03 | 中铁大桥局集团第五工程有限公司 | Prefabricated capping beam installation method and system |
| CN110939052B (en) * | 2019-12-11 | 2021-08-31 | 成都轨道建设管理有限公司 | Subway cover beam construction method |
| CN111608083A (en) * | 2020-05-21 | 2020-09-01 | 中国建筑土木建设有限公司 | T-beam continuous end post-cast strip template installation system and construction method thereof |
| CN114875800A (en) * | 2022-06-09 | 2022-08-09 | 福建第一公路工程集团有限公司 | Capping beam construction device and method |
| CN115233550A (en) * | 2022-07-01 | 2022-10-25 | 湖北工建基础设施建设有限公司 | Construction process of rectangular pier capping beam |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100825089B1 (en) * | 2006-12-22 | 2008-04-25 | 주식회사 스틸코리아 | Temporary bent structure with double hinge support and longitudinal capbeam |
| CN101586328A (en) * | 2009-06-12 | 2009-11-25 | 中国第一冶金建设有限责任公司 | Anchor ear angle-table bracket building method for bridge sidespan closure segment construction |
| CN101949132A (en) * | 2010-10-18 | 2011-01-19 | 中铁十九局集团有限公司 | Method for constructing bent cap beam template support of isolated pier |
| CN102296542A (en) * | 2011-06-14 | 2011-12-28 | 汇通路桥建设集团有限公司 | Method for constructing high pier capping beams |
| CN205604088U (en) * | 2016-05-12 | 2016-09-28 | 中铁十局集团第二工程有限公司 | But bent cap quick adjustment support |
-
2016
- 2016-05-12 CN CN201610310112.6A patent/CN105803946B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100825089B1 (en) * | 2006-12-22 | 2008-04-25 | 주식회사 스틸코리아 | Temporary bent structure with double hinge support and longitudinal capbeam |
| CN101586328A (en) * | 2009-06-12 | 2009-11-25 | 中国第一冶金建设有限责任公司 | Anchor ear angle-table bracket building method for bridge sidespan closure segment construction |
| CN101949132A (en) * | 2010-10-18 | 2011-01-19 | 中铁十九局集团有限公司 | Method for constructing bent cap beam template support of isolated pier |
| CN102296542A (en) * | 2011-06-14 | 2011-12-28 | 汇通路桥建设集团有限公司 | Method for constructing high pier capping beams |
| CN205604088U (en) * | 2016-05-12 | 2016-09-28 | 中铁十局集团第二工程有限公司 | But bent cap quick adjustment support |
Non-Patent Citations (2)
| Title |
|---|
| "悬臂抱箍法在圆形墩盖梁施工中的应用研究"，顾金荣，广东科技，第8期，第118页-第120页;顾金荣;《广东科技》;20140425(第8期);第118页-第120页 * |
| "青衣江大桥盖梁抱箍法施工技术"，马力，科技风，第6期，第50页-第51页;马力;《科技风》;20090325;第50页-第51页 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105803946A (en) | 2016-07-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105803946B (en) | A kind of bent cap can quick regulation support and its construction method | |
| CN205604088U (en) | But bent cap quick adjustment support | |
| CN104763446B (en) | The multi-functional chassis of metro station construction | |
| CN107119574A (en) | A kind of Cantilever Construction Method of arch rib bridge girder | |
| CN101525873B (en) | Pier hydraulic leveling inner-climbing climbing form and concrete pouring method thereby | |
| CN104846744A (en) | Construction method for pouring and forming urban viaduct curve type pier stud in one-off mode | |
| CN102877418A (en) | Stentless urban bridge anti-collision guardrail construction method and cradle vehicle and gun carrier thereof | |
| CN201762666U (en) | Capping construction support | |
| CN107571392B (en) | A kind of beam making bench for the construction of transverse tensioning method prestressing force prefabricated small box girder | |
| CN104963289A (en) | Integral one-time pouring construction method of large-volume concrete for special-shaped pier stud | |
| CN113235472A (en) | Concrete placement platform truck is contained to apron | |
| CN103882813A (en) | Corbel bracket platform for bridge pier and transverse straining beam synchronous construction and construction method of corbel bracket platform | |
| CN102296542A (en) | Method for constructing high pier capping beams | |
| CN103866697A (en) | Pier and horizontal tie beam bracket support synchronization construction method | |
| CN103498425A (en) | Full-dismounting combination type multifunctional bracket supporting structure and construction method thereof | |
| CN112211113A (en) | Cast-in-place construction method for large-span diamond-shaped bent cap of high pier | |
| CN209194353U (en) | It is a kind of to ride integral type bracket suitable for the construction of Bridge High-pier 0# block | |
| CN208072181U (en) | A kind of spherical bearing positioning device | |
| CN102251481B (en) | Railway pier layered construction method and construction device | |
| CN104213711A (en) | Pit pump long-distance-suspended pump pipe swinging concreting construction technology for high-rise buildings | |
| CN203795311U (en) | Multi-leg high pier and slip form construction device | |
| CN106381810B (en) | With the cast-in-place outstanding method for filling beam of beam-column type bracket | |
| CN114277672B (en) | Large-span prestressed concrete bent cap structure and construction method thereof | |
| CN203613464U (en) | Slip form construction cargo transportation device | |
| CN108755395B (en) | A kind of spherical bearing installation method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |