CN108487039A - Self-anchored suspension bridge and its cat road separate type construction method - Google Patents
Self-anchored suspension bridge and its cat road separate type construction method Download PDFInfo
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- CN108487039A CN108487039A CN201810169395.6A CN201810169395A CN108487039A CN 108487039 A CN108487039 A CN 108487039A CN 201810169395 A CN201810169395 A CN 201810169395A CN 108487039 A CN108487039 A CN 108487039A
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- cat road
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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
- E01D11/00—Suspension or cable-stayed bridges
- E01D11/02—Suspension 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
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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Abstract
A kind of self-anchored suspension bridge, it is characterised in that：Cat road including king-tower, at the top of the girder that is connected to king-tower lower part, the cable saddle at the top of king-tower, the main push-towing rope of connection end of main beam and cable saddle, connection end of main beam and king-tower；Main push-towing rope is located above cat road, and cat road is connected at the top of king-tower by connecting regulating device, and windproof cable is connected between cat road and girder.Beneficial effects of the present invention are：Improve the erection efficiency of self-anchored suspension bridge construction catwalk, its fast and convenient, safe operation of construction, can the easily operation platform of fast construction one, have shorten the construction period, save human and material resources, financial resources advantage, self-anchored type suspension cable construction catwalk erection construction can be widely used in.
Description
Technical field
The present invention relates to bridge construction method field, a kind of self-anchored suspension bridge and its cat road separate type construction party are provided
Method.
Background technology
Cat road is located under main push-towing rope, is arranged along main push-towing rope, as a series of the logical of construction operations such as suspension bridge Cable system
Road and interim load-carrying members are large size and essential temporary project needed for suspension bridge construction.Cat road is usually by being suspended in
Several parallel carrier cables, crossbeam composition between tower and tower, tower and anchorage, are laid with wire rope net surface layer, nonslip tread, column thereon
Bar angle steel column, steel wire rope manrope etc. prevent it from waving and rising and falling to improve the wind resistance in cat road, generally need to also be in cat
Road lower part is arranged wind resistance rope or takes other only shake measures.
Cat road is as a kind of convenient, repeatable plate tunnel utilized, to main rope of suspension bridge cable erection, installing Cable-clamp etc.
It brings great convenience.It is the height scaffolding that construction personnel carries out construction operation, is that Cable system or even suspension bridge are entire
The operation platform of superstructure.Construction personnel completes such as strand traction, stock, shaping is adjusted to enter saddle, tight cable, cord clip and hang on it
Rope installation, main push-towing rope twine the vital tasks such as silk, protective coating.
Cat road track cable generally uses aerotow method erection construction, then installs cat road crossbeam, Mao Dao respectively in high-altitude
Face layer steel wire, nonslip tread, railing, manrope etc., due to all using working at height, conventional construction method working face
Narrow, operating difficulties, construction period is longer, and security risk is larger.
The use in cat road is constructed always through entire suspension bridge superstructure work, and service life is long, how to accomplish to apply
Work is easy, safe and reliable, expense is saved, and is the critical issue of cat road system design and construction.
Invention content
To make up the deficiencies in the prior art, the present invention provides a kind of self-anchored suspension bridge and its cat road separate type construction parties
Method, improves the erection efficiency of self-anchored suspension bridge construction catwalk, and fast and convenient, safe operation shortens the construction period, saves manpower, object
Power, financial resources.
The present invention is achieved through the following technical solutions：
A kind of self-anchored suspension bridge, it is characterised in that：Including king-tower, the girder that is connected to king-tower lower part, it is mounted at the top of king-tower
Cable saddle, connection end of main beam and cable saddle main push-towing rope, connection end of main beam and king-tower at the top of cat road；Main push-towing rope is located on cat road
Side, cat road are connected at the top of king-tower by connecting regulating device, and windproof cable is connected between cat road and girder.
It connects regulating device and uses spiral lead screw adjuster, one end of adjuster passes through moved cross beam and the load-bearing of cat road
Rope is connected with axis pin, and the other end is connected by junction steel plate with king-tower top built-in fitting with axis pin；End part of pin shaft has nut；Screw thread
Welded nut in the middle part of reinforcing bar lead screw；Spiral screw both end is connected through a screw thread moved cross beam and junction steel plate respectively；Pass through
It tightens or loosens spiral lead screw adjuster adjusting nut to adjust cat road absolute altitude, until cat road line style and the linear phase of main rope
It adapts to.
Bottom wire mesh, left side steel wire, the right side steel wire of cat road, U-shaped profile, including interconnection；Bottom
Binding crossbeam spaced apart on steel wire, the bottom wire mesh upper surface anti-skidding flitch of binding spaced apart, which is used as, to be stepped on
It walks, track cable is bound by U bolt between crossbeam, windproof cable is connected between crossbeam and girder；Left side steel wire, right side steel wire
Online binding column, column lower end are fixed with crossbeam, and manrope is bound between column, and manrope is located on the inside of steel wire.
Idler wheel is installed on the crossbeam in cat road.
A kind of self-anchored suspension bridge cat road separate type construction method, it is characterised in that：In self-anchored suspension bridge king-tower, girder
Construction finishes, and reaches design strength, and cat road anchor installation of embedded parts is in place；King-tower cable saddle is after installation is complete, respectively
Across cat road disconnects arrangement, is separated from each other, and the specification requirement of the steel wire rope of cat road track cable is tested according to cat road length and load situation
It calculates and determines；Cat road track cable, face layer steel wire, crossbeam, railing, mark time, manrope, each component of wind resistance cable are finished in installation on ground
It is integrally promoted between king-tower and between king-tower and girder using crane afterwards, and by tower end connection regulating device, beam
End connection device is individually fixed in king-tower top and girder both ends, and by cat road regulating device adjustment cat road is linear and main rope
It is linear to be adapted；Finally fasten manrope, wind resistance cable, mounting vertical plane steel wire, cat road idler wheel.
Specifically include following construction procedure：
Step 1：Self-anchored suspension bridge king-tower, main girder construction, which finish, reaches design strength and cat road anchor built-in fitting peace
It is attached to position, has cat road execution conditions.
Step 2：Track cable blanking：Respectively across cat road disconnects arrangement, is separated from each other, and is tested according to cat road length and load situation
Calculate and determine the specification requirement of cat road track cable steel wire rope.Track cable is directly in bridge floor loading and unloading, it is contemplated that cat road LFM signal
Requirement per the roads Gen Mao track cable rope capacities should 10m bigger than calculated value or so, to ensure having enough rich length.Blanking
The roads Wan Mao steel wire rope is spread out according to design spacing on bridge floor, ensures that each end is consistent.
Step 3：Cat road connects regulating device installation：Cat road connects regulating device by tower end（Junction steel plate is anchored at tower
Top end cable saddle bottom, cat road track cable upper end are connect with junction steel plate with bolt）, beam-ends attachment device（On girder both ends
Pre-buried anchor plate in the certain area on surface, cat road track cable lower end bolt are connect with anchor plate）It is individually fixed in master
Tower top end and girder both ends.It connects regulating device and uses finish rolling deformed bar lead screw adjuster, one end of adjuster passes through activity
Crossbeam is connected with cat road track cable with axis pin, and the other end is connected by junction steel plate with king-tower top built-in fitting with axis pin；Axis pin
There is nut in end；Welded nut in the middle part of spiral lead screw.
Step 4：Cat road track cable, face layer steel wire, crossbeam, railing, mark time, the components such as manrope, wind resistance cable are on ground
It is assembled.The faces Mao Dao layer steel wire point upper layer and lower layer is laid with, the bottom generous eye welded wire fabric of Ф 3.4, to have increased face layer just
Degree, upper layer do face layer with the small side of Ф 1.0 eye steel wire, fall to prevent small workpiece.In addition, every about on the layer steel wire of face
0.3m banding fixeds are about the non-slip wood of 80 cm as marking time, so that construction personnel walks.Crossbeam using 8# channel steels make and
At, by 1.5m spacing arrange, be used in combination U bolt to be fixed crossbeam and track cable.Along the both sides Mao Dao one is set every 3.0m
8# channel steel railing posts, column lower end are fixed on 8# channel steel cross beams, per side using the steel wire rope of 2 Ф 15mm as manrope
It is fixed on railing post.
Step 5：Cat road lifts.Cat road can be carried out lifting after the completion of bridge floor is assembled, and the lifting of cat road uses truck crane
Or the cranes such as tower crane cooperation hoist engine carries out.The lifting of cat road should accomplish symmetrical construction, end bay across operation balance in, reduction pair
The deviation of king-tower influences.
Step 6：Cat road is adjusted.After the completion of the lifting of cat road, the linear of cat road is measured, if you need to adjust, then passes through master
The roads tower top Duan Mao connection regulating device be adjusted, by tighten or loosen finish rolling deformed bar lead screw adjuster adjusting nut come
Cat road absolute altitude is adjusted, until cat road line style is linear adaptable with main rope.Cat road regulating device（End bay regulating device is arranged in tower
End, beam-ends is fixing end；In across regulating device setting in king-tower capital, both sides are adjustable）.
Step 7：Fasten manrope, wind resistance cable, and mounting vertical plane steel wire, cat road idler wheel etc..In cat road, line style has adjusted
Cheng Hou tenses manrope, and is fixed on tower top portal and girder bridge floor, and wind resistance cable intersection is connect with bridge floor lifting lug,
And tense the balance for ensureing cat road.Cat road facade is using 2.0 generous steel wire protection of high 1.3 meters of Ф, facade steel wire
Net is with iron wire banding fixed on manrope.Every the 3 meters of roads She Yimao idler wheels on the layer of the faces Mao Dao, for tow rope stock, in tower top
Section, idler wheel is suitably encrypted, to increase bending radius when strand crosses tower top.
Beneficial effects of the present invention are：The erection efficiency of self-anchored suspension bridge construction catwalk is improved, it constructs quickly simple
Just, safe operation, can the easily operation platform of fast construction one, have shorten the construction period, save human and material resources, financial resources it is excellent
Gesture can be widely used in self-anchored type suspension cable construction catwalk erection construction.
Description of the drawings
Fig. 1 is the overall schematic of the present invention, and Fig. 2, Fig. 3 are followed successively by front view, the vertical view of cat road connection regulating device
Schematic diagram, the cross-sectional view in the roads Tu4Wei Mao.
In figure, 1 king-tower, 2 girders, 3 cable saddles, 4 main push-towing ropes, 5 cat roads, 6 cat roads connection regulating device, 7 Sarasotas, 8 built-in fittings, 9
Axis pin, 10 junction steel plates, 11 reinforcement bolts, 12 moved cross beams, 13 axis pins, 14 track cables, 15 nuts, 16 U bolts, 17 slots
Steel column, 18 steel wires, 19 manropes, 20 lumps of wood, 21 channel steel cross beams, 22 windproof cables, 23 nuts, 24 idler wheels.
Specific implementation mode
Attached drawing is a kind of specific embodiment of the present invention.
A kind of self-anchored suspension bridge, including king-tower 1, the girder 2 for being connected to king-tower lower part, the cable saddle at the top of king-tower
3, the cat road 5 at the top of the main push-towing rope 4, connection end of main beam and king-tower of end of main beam and cable saddle is connected；Main push-towing rope is located above cat road, cat
Road is connected at the top of king-tower by connecting regulating device 6, and windproof cable 22 is connected between cat road and girder.
It connects regulating device and uses spiral lead screw adjuster, one end of adjuster is held by moved cross beam 12 and Mao Dao
Weight rope 14 is connected with axis pin 13, and the other end is connected with king-tower top built-in fitting 8 with axis pin 9 by junction steel plate 10；End part of pin shaft
There is nut 15；Welded nut 23 in the middle part of spiral lead screw；Spiral screw both end is connected through a screw thread moved cross beam respectively
12 and junction steel plate 10；Cat road absolute altitude is adjusted by tightening or loosening spiral lead screw adjuster adjusting nut, until cat
Road line style is linear adaptable with main rope.
Bottom wire mesh 18, left side steel wire 18, the right side steel wire of cat road, U-shaped profile, including interconnection
18；Binding crossbeam 21 spaced apart on bottom wire mesh, bottom wire mesh upper surface binding non-slip wood spaced apart
Side 20 binds track cable 14 by U bolt 16 between crossbeam, windproof cable 22 is connected between crossbeam and girder as marking time；It is left
Column 17 is bound on side steel wire, right side steel wire, column lower end is fixed with crossbeam, and manrope 19, handrail are bound between column
Rope is located on the inside of steel wire.
Idler wheel 24 is installed on the crossbeam in cat road.
A kind of self-anchored suspension bridge cat road separate type construction method, finishes in self-anchored suspension bridge king-tower, main girder construction, reaches
To design strength, and cat road anchor installation of embedded parts is in place；King-tower cable saddle is after installation is complete, and respectively across cat road disconnects cloth
It sets, be separated from each other, the specification requirement of the steel wire rope of cat road track cable is determined according to cat road length and load situation checking computations；It holds in cat road
Weight rope, face layer steel wire, crossbeam, railing, mark time, manrope, each component of wind resistance cable after installation on ground use crane
Whole promoted is mounted between king-tower and between king-tower and girder, and by tower end connection regulating device, beam-ends attachment device point
It is not fixed on king-tower top and girder both ends, and linear linear adaptable with main rope by cat road regulating device adjustment cat road；
Finally fasten manrope, wind resistance cable, mounting vertical plane steel wire, cat road idler wheel.
Specifically include following construction procedure：
Step 1：Self-anchored suspension bridge king-tower, main girder construction, which finish, reaches design strength and cat road anchor built-in fitting peace
It is attached to position, has cat road execution conditions.
Step 2：Track cable blanking：Respectively across cat road disconnects arrangement, is separated from each other, and is tested according to cat road length and load situation
Calculate and determine the specification requirement of cat road track cable steel wire rope.Track cable is directly in bridge floor loading and unloading, it is contemplated that cat road LFM signal
Requirement per the roads Gen Mao track cable rope capacities should 10m bigger than calculated value or so, to ensure having enough rich length.Blanking
The roads Wan Mao steel wire rope is spread out according to design spacing on bridge floor, ensures that each end is consistent.
Step 3：Cat road connects regulating device installation：Cat road connects regulating device by tower end（Junction steel plate is anchored at tower
Top end cable saddle bottom, cat road track cable upper end are connect with junction steel plate with bolt）, beam-ends attachment device（On girder both ends
Pre-buried anchor plate in the certain area on surface, cat road track cable lower end bolt are connect with anchor plate）It is individually fixed in master
Tower top end and girder both ends.It connects regulating device and uses finish rolling deformed bar lead screw adjuster, one end of adjuster passes through activity
Crossbeam is connected with cat road track cable with axis pin, and the other end passes through steel plate pin joint with king-post top built-in fitting.
Step 4：Cat road track cable, face layer steel wire, crossbeam, railing, mark time, the components such as manrope, wind resistance cable are on ground
It is assembled.The faces Mao Dao layer steel wire point upper layer and lower layer is laid with, the bottom generous eye welded wire fabric of Ф 3.4, to have increased face layer just
Degree, upper layer do face layer with the small side of Ф 1.0 eye steel wire, fall to prevent small workpiece.In addition, every about on the layer steel wire of face
0.3m banding fixeds are about the anti-skidding flitch of 80 cm as marking time, so that construction personnel walks.Crossbeam is made of 8# channel steels
It forms, is arranged by 1.5m spacing, U bolt is used in combination to be fixed crossbeam and track cable.Along the both sides Mao Dao one is set every 3.0m
Root 8# channel steel railing posts, column lower end are fixed on 8# channel steel cross beams, per side using the steel wire rope of 2 Ф 15mm as handrail
Rope is fixed on railing post.
Step 5：Cat road lifts.Cat road can be carried out lifting after the completion of bridge floor is assembled, and the lifting of cat road uses truck crane
Or the cranes such as tower crane cooperation hoist engine carries out.The lifting of cat road should accomplish symmetrical construction, end bay across operation balance in, reduction pair
The deviation of king-tower influences.
Step 6：Cat road is adjusted.After the completion of the lifting of cat road, the linear of cat road is measured, if you need to adjust, then passes through master
The roads tower top Duan Mao connection regulating device be adjusted, by tighten or loosen finish rolling deformed bar lead screw adjuster adjusting nut come
Cat road absolute altitude is adjusted, until cat road line style is linear adaptable with main rope.Cat road regulating device（End bay regulating device is arranged in tower
End, beam-ends is fixing end；In across regulating device setting in king-tower capital, both sides are adjustable）.
Step 7：Fasten manrope, wind resistance cable, and mounting vertical plane steel wire, cat road idler wheel etc..In cat road, line style has adjusted
Cheng Hou tenses manrope, and is fixed on tower top portal and girder bridge floor, and wind resistance cable intersection is connect with bridge floor lifting lug,
And tense the balance for ensureing cat road.Cat road facade is using 2.0 generous steel wire protection of high 1.3 meters of Ф, facade steel wire
Net is with iron wire banding fixed on manrope.Every the 3 meters of roads She Yimao idler wheels on the layer of the faces Mao Dao, for tow rope stock, in tower top
Section, idler wheel is suitably encrypted, to increase bending radius when strand crosses tower top.
Claims (6)
1. a kind of self-anchored suspension bridge, it is characterised in that：Including king-tower, the girder that is connected to king-tower lower part, it is mounted on king-tower top
Cat road at the top of the cable saddle in portion, the main push-towing rope of connection end of main beam and cable saddle, connection end of main beam and king-tower；Main push-towing rope is located on cat road
Side, cat road are connected at the top of king-tower by connecting regulating device, and windproof cable is connected between cat road and girder.
2. self-anchored suspension bridge according to claim 1, it is characterised in that：It connects regulating device and uses spiral lead screw
One end of adjuster, adjuster is connected by moved cross beam with cat road track cable with axis pin, and the other end passes through junction steel plate and master
Tower top end built-in fitting is connected with axis pin；End part of pin shaft has nut；Welded nut in the middle part of spiral lead screw；Spiral lead screw two
End is connected through a screw thread moved cross beam and junction steel plate respectively；By tightening or loosening spiral lead screw adjuster adjusting nut
Adjust cat road absolute altitude, until cat road line style with main rope is linear is adapted.
3. self-anchored suspension bridge according to claim 1, it is characterised in that：Cat road, U-shaped profile, including mutually interconnect
Bottom wire mesh, left side steel wire, the right side steel wire connect；Binding crossbeam spaced apart, bottom steel on bottom wire mesh
The silk screen upper surface anti-skidding flitch of binding spaced apart binds track cable, crossbeam between crossbeam as marking time by U bolt
Windproof cable is connected between girder；Column is bound on left side steel wire, right side steel wire, column lower end is fixed with crossbeam, column
Between bind manrope, manrope is located on the inside of steel wire.
4. self-anchored suspension bridge according to claim 3, it is characterised in that：Idler wheel is installed on the crossbeam in cat road.
5. a kind of cat road separate type construction method of self-anchored suspension bridge described in claim 1, it is characterised in that：In self-anchored type
Suspension bridge king-tower, main girder construction finish, reach design strength, and cat road anchor installation of embedded parts is in place；King-tower cable saddle
After installation is complete, respectively across cat road disconnects arrangement, is separated from each other, and the specification requirement of the steel wire rope of cat road track cable is according to cat Taoist priest
Degree and load situation checking computations determine；Cat road track cable, crossbeam, railing, is marked time, manrope, each component of wind resistance cable at face layer steel wire
It is integrally promoted between king-tower and between king-tower and girder using crane after installation on ground, and is connected by tower end
Connect regulating device, beam-ends attachment device is individually fixed in king-tower top and girder both ends, and adjust cat by cat road regulating device
Road is linear linear adaptable with main rope；Finally fasten manrope, wind resistance cable, mounting vertical plane steel wire, cat road idler wheel.
6. according to the cat road separate type construction method of the self-anchored suspension bridge described in claim 5, it is characterised in that：Step in detail
It is rapid as follows：
Step 1：Self-anchored suspension bridge king-tower, main girder construction, which finish, reaches design strength and cat road anchor built-in fitting peace
It is attached to position, has cat road execution conditions；
Step 2：Track cable blanking：Respectively across cat road disconnects arrangement, is separated from each other, and is checked simultaneously according to cat road length and load situation
Determine the specification requirement of cat road track cable steel wire rope；Track cable is directly in bridge floor loading and unloading, it is contemplated that cat road LFM signal is wanted
The roads Qiu Meigenmao track cable rope capacity should be bigger 10m than calculated value, to ensure having enough rich length；The roads blanking Wan Mao
Steel wire rope is spread out according to design spacing on bridge floor, ensures that each end is consistent；
Step 3：Cat road connects regulating device installation：Cat road is solid respectively by tower end connection regulating device, beam-ends connection regulating device
Due to king-tower top and girder both ends；
Step 4：Cat road track cable, face layer steel wire, crossbeam, railing, mark time, the components such as manrope, wind resistance cable are spelled on ground
Dress；The faces Mao Dao layer steel wire point upper layer and lower layer is laid with, the bottom generous eye welded wire fabric of Ф 3.4, to increase face stiffness layer,
Face layer is done in upper layer with the small side of Ф 1.0 eye steel wire, falls to prevent small workpiece；In addition, every about 0.3m on the layer steel wire of face
The anti-skidding flitch of banding fixed is as marking time, so that construction personnel walks；Crossbeam is made using channel steel, by 1.5m spacing cloth
It sets, U bolt is used in combination to be fixed crossbeam and track cable.A channel steel upright post railing is set every 3.0m along the both sides Mao Dao, is stood
Column lower end is fixed on channel steel cross beam, is fixed on railing post as manrope using 2 steel wire ropes per side；
Step 5：Cat road lifts.Cat road can be carried out lifting after the completion of bridge floor is assembled, and the lifting of cat road uses truck crane or tower
Equal cranes cooperation hoist engine is hung to carry out；The lifting of cat road should accomplish that symmetrical construction, end bay across operation balance in are reduced to king-tower
Deviation influence；
Step 6：Cat road is adjusted.After the completion of the lifting of cat road, the linear of cat road is measured, if you need to adjust, then passes through king-tower top
Connection regulating device in the roads Duan Mao is adjusted, and is adjusted by tightening or loosening finish rolling deformed bar lead screw adjuster adjusting nut
Cat road absolute altitude, until cat road line style is linear adaptable with main rope；
Step 7：Fasten manrope, wind resistance cable, and mounting vertical plane steel wire, cat road idler wheel etc..In cat road, line style adjustment is completed
Afterwards, manrope is tensed, and be fixed on tower top portal and girder bridge floor, and wind resistance cable intersection is connect with bridge floor lifting lug, and
And tense the balance for ensureing cat road.Cat road facade is using 2.0 generous steel wire protection of high 1.3 meters of Ф, facade steel wire
With iron wire banding fixed on manrope；Every the 3 meters of roads She Yimao idler wheels on the layer of the faces Mao Dao, for tow rope stock, in tower top section,
Idler wheel is suitably encrypted, to increase bending radius when strand crosses tower top.
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|---|---|---|---|
| CN201810169395.6A CN108487039A (en) | 2018-02-28 | 2018-02-28 | Self-anchored suspension bridge and its cat road separate type construction method |
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| CN201810169395.6A CN108487039A (en) | 2018-02-28 | 2018-02-28 | Self-anchored suspension bridge and its cat road separate type construction method |
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| CN108487039A true CN108487039A (en) | 2018-09-04 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109137758A (en) * | 2018-11-23 | 2019-01-04 | 中交第三航务工程局有限公司 | A kind of self-anchored suspension bridge cable construction technology |
| CN111424548A (en) * | 2020-04-07 | 2020-07-17 | 中交二公局第二工程有限公司 | Suspension bridge main cable strand forming device and construction method thereof |
| CN112853992A (en) * | 2021-01-18 | 2021-05-28 | 长沙理工大学 | Large-span suspension bridge assembling construction method |
| CN114673088A (en) * | 2022-03-07 | 2022-06-28 | 四川公路桥梁建设集团有限公司 | Construction method applied to spatial main cable suspension bridge catwalk |
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| CN207933868U (en) * | 2018-02-28 | 2018-10-02 | 济南城建集团有限公司 | Self-anchored suspension bridge |
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| JPH0718626A (en) * | 1993-06-18 | 1995-01-20 | Nippon Steel Corp | Suspended scaffold for laying cable |
| CN207933868U (en) * | 2018-02-28 | 2018-10-02 | 济南城建集团有限公司 | Self-anchored suspension bridge |
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| 赵旭洲;官幼平;: "自锚式悬索桥猫道设计及架设施工技术", 铁道建筑技术, no. 10, pages 33 - 38 * |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109137758A (en) * | 2018-11-23 | 2019-01-04 | 中交第三航务工程局有限公司 | A kind of self-anchored suspension bridge cable construction technology |
| CN111424548A (en) * | 2020-04-07 | 2020-07-17 | 中交二公局第二工程有限公司 | Suspension bridge main cable strand forming device and construction method thereof |
| CN111424548B (en) * | 2020-04-07 | 2024-05-31 | 中交二公局第二工程有限公司 | Main cable strand forming device of suspension bridge and construction method thereof |
| CN112853992A (en) * | 2021-01-18 | 2021-05-28 | 长沙理工大学 | Large-span suspension bridge assembling construction method |
| CN114673088A (en) * | 2022-03-07 | 2022-06-28 | 四川公路桥梁建设集团有限公司 | Construction method applied to spatial main cable suspension bridge catwalk |
| CN114673088B (en) * | 2022-03-07 | 2023-08-04 | 四川公路桥梁建设集团有限公司 | Construction method applied to catwalk of space main cable suspension bridge |
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