CN103266562B - Flexible damping continuous bridge deck pavement structure system of intrados type arch bridge and construction process thereof - Google Patents
Flexible damping continuous bridge deck pavement structure system of intrados type arch bridge and construction process thereof Download PDFInfo
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- CN103266562B CN103266562B CN201310229434.4A CN201310229434A CN103266562B CN 103266562 B CN103266562 B CN 103266562B CN 201310229434 A CN201310229434 A CN 201310229434A CN 103266562 B CN103266562 B CN 103266562B
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Abstract
The invention relates to a flexible damping continuous bridge deck pavement structure system of an intrados type arch bridge and a construction process thereof. The flexible damping continuous bridge deck pavement structure system of the intrados type arch bridge comprises a bridge deck pavement and a bridge main body structure, wherein an asphalt mixture interlayer is arranged between the bridge deck pavement and the bridge main body structure, the bridge deck pavement is a continuously reinforced light-weight aggregate concrete bridge deck pavement, and an I-shaped flange clamping plate for connecting two bridge deck segments to form a continuous bridge deck is arranged in an expansion joint of the bridge deck pavement. The flexible damping continuous bridge deck pavement structure system of the intrados type arch bridge is simple in construction process; as one asphalt interlayer is additionally arranged between the bridge deck pavement and the bridge main body structure, the vibration of a vehicle is reduced so that the service life of the bridge deck is prolonged; as the I-shaped flange clamping plate is arranged in the expansion joint of the bridge deck for connecting the two bridge deck segments to form the continuous bridge deck, the driving comfort is improved; and as the bridge deck is made from light-weight aggregate concrete, the dead weight of the bridge deck is reduced, and bridge load is reduced.
Description
Technical field
The present invention relates to a kind of deck installation structure system and construction technology thereof, especially a kind of spandrel arch class arch bridge flexible damping continuous deck pavement structure system and construction technology thereof.
Background technology
Deck paving refers to the overcoat of making on bridge deck, is the important component part of bridge construction, its role is to prevent wheel from directly wearing away carriageway plate, and protection girder from the erosion of rainwater and other hazardous substances, and plays the effect of diffusion load.The quality of deck paving quality and useful life longevity will directly have influence on ride quality and the useful life longevity of automobile.
In recent years, along with the increase, particularly overloading of the traffic volume and heavy vehicle are serious, there is some comparatively general diseases in deck paving, and the principal mode of concrete bridge deck pavement layer infringement has Crack failure, deformed damaged, Seam failure etc.The stress condition of deck paving layer material is much more harsh than prevailing roadway material simultaneously, thus has higher requirement to material.For the feature of bridge deck pavement, not only should set up the special design and construction code being different from prevailing roadway structure, and especially to note water-proof binding layer material, the selection of pavement material and design, material used must have good high-temperature stability, anti-shearing deformability, anti-cold cracking ability simultaneously, antifatigue, anti-aging, water resistant damage again, and keep with the good caking property of bridge floor and be out of shape compliance.
Adopting more in existing deck paving is that Asphalt Concrete Deck Pavement and reinforced concrete bridge deck are mated formation, and under the effect that these deck pavings shake at bridge, is easy to be damaged, affects the functional performance of deck paving and current comfortableness.
Summary of the invention
In order to the comfortableness of the functional performance and driving that improve existing deck paving, technical problem to be solved by this invention is to provide a kind of spandrel arch class arch bridge flexible damping continuous deck pavement structure system and construction technology thereof, solve the problem at deck paving shrinkage joint, and make bridge floor become continuous structure, decrease the vibrations of bridge floor during vehicle pass-through.
In order to solve the problems of the technologies described above, technical scheme one of the present invention is: a kind of spandrel arch class arch bridge flexible damping continuous deck pavement structure system, comprise deck paving and bridge main body structure, one deck bituminous mixture interlayer is provided with between described deck paving and bridge main body structure, described deck paving is the light weight aggregate concrete deck paving of continuous reinforcement, is provided with connection two sections of bridge floors to form the I-shaped edge of a wing clamp of continuous deck in the shrinkage joint of described deck paving.
In further technical scheme, the thickness of described bituminous mixture interlayer is 5cm, and the thickness of described deck paving is 18cm ~ 26cm.
In further technical scheme, continuous reinforcement net in described deck paving adopts individual layer reinforcement network or double-deck reinforcement network, the arrangement of reinforcement of described continuous reinforcement net adopts reinforcing bar or plastic bar, and described continuous reinforcement net comprises longitudinal reinforcement, horizontal arrangement of reinforcement and edge of a wing free margins arrangement of reinforcement.
In further technical scheme, the longitudinal reinforcement of described continuous reinforcement net is connected with next section of bridge floor through the hole of I-shaped edge of a wing clamp.
In further technical scheme, the impost position of described bridge main body structure is provided with sleeper beam, in described sleeper beam, is provided with the fixing steel mesh reinforcement of fixing I-shaped edge of a wing clamp.
In further technical scheme, the both sides of described I-shaped edge of a wing clamp are filled with the joint sealing material at shrinkage joint in the clamp of concrete blocking I-shaped edge of a wing when preventing from constructing respectively.
In order to solve the problems of the technologies described above, technical scheme two of the present invention is: a kind of construction technology of spandrel arch class arch bridge flexible damping continuous deck pavement structure system, comprise the following steps: (1) determines the expansion joint position of deck paving, bridge main body structure is installed I-shaped edge of a wing clamp; (2) asphalt compound interlayer flattening; (3) set up continuous reinforcement network, fill joint sealing material respectively in the both sides of I-shaped edge of a wing clamp simultaneously, shrinkage joint when preventing from constructing in the clamp of the concrete blocking I-shaped edge of a wing; (4) lay light weight aggregate concrete deck paving, ensure that bridge floor is continuously smooth; (5) after building deck paving, adopt warm water health, reduce the early stage warping stress of deck paving.
In further technical scheme, in step (1), when after the expansion joint position determining deck paving, sleeper beam is built at the impost position of bridge main body structure, and fix I-shaped edge of a wing clamp by the fixing steel mesh reinforcement in sleeper beam.
In further technical scheme, in step (3), described continuous reinforcement net adopts individual layer reinforcement network or double-deck reinforcement network, and the arrangement of reinforcement of described continuous reinforcement net adopts reinforcing bar or plastic bar, and described continuous reinforcement net comprises longitudinal reinforcement, horizontal arrangement of reinforcement and edge of a wing free margins arrangement of reinforcement.
In further technical scheme, in step (3), the longitudinal reinforcement of described continuous reinforcement net is connected with next section of bridge floor through the hole of I-shaped edge of a wing clamp.
In further technical scheme, in step (5), be embedded with the thermocouple of temperature in monitoring core concrete, spilt the warm water health identical with core concrete temperature every 1 hour in described deck paving, preserving period is latter 72 hours of construction.
Compared with prior art, the present invention has following beneficial effect: this spandrel arch class arch bridge flexible damping continuous deck pavement structure system construction technology is simple, it has set up one deck pitch interlayer between deck paving and bridge main body structure, decrease the vibrations of vehicle, thus improve the application life of bridge floor; Its shrinkage joint place at bridge floor adopts I-shaped edge of a wing clamp, connects two sections of bridge floors, forms continuous deck, improves the comfortableness of driving; Its bridge floor adopts light weight aggregate concrete to reduce the deadweight of bridge floor, reduces bridge load.
Below in conjunction with the drawings and specific embodiments, the present invention will be further described in detail.
Accompanying drawing explanation
Fig. 1 is the hierarchical diagram of bridge deck structure of the present invention.
Fig. 2 is the organigram of the embodiment of the present invention one.
Fig. 3 is the organigram of the embodiment of the present invention two.
In figure: 1-deck paving, 2-bituminous mixture interlayer, 3-bridge main body structure, 4-I-shaped edge of a wing clamp, 5-continuous reinforcement net, 6-shrinkage joint, 7-sleeper beam, 8-fixes steel mesh reinforcement, 9-longitudinal reinforcement.
Detailed description of the invention
As shown in Fig. 1 ~ 3, a kind of spandrel arch class arch bridge flexible damping continuous deck pavement structure system, comprise deck paving 1 and bridge main body structure 3, the 5cm thick bituminous mixture interlayer 2 of one deck for flexible damping is provided with between described deck paving 1 and bridge main body structure 3, described bituminous mixture interlayer 2 preferentially adopts particulate formula bituminous mixture, described deck paving 1 is the light weight aggregate concrete deck paving 1 of the thick continuous reinforcement of 18cm ~ 26cm, continuous reinforcement net 5 in described deck paving 1 can adopt individual layer reinforcement network or double-deck reinforcement network, the arrangement of reinforcement of described continuous reinforcement net adopts reinforcing bar or plastic bar, described continuous reinforcement net 5 comprises longitudinal reinforcement 9, horizontal arrangement of reinforcement and edge of a wing free margins arrangement of reinforcement, described longitudinal reinforcement 9 is preferably thin and close, described horizontal arrangement of reinforcement and longitudinal reinforcement 9 have a certain degree, the reinforcement ratio of described continuous reinforcement net 5 and the arrangement of reinforcement at bridge deck angle place can adopt Cement Concrete Pavement Design proper calculation, connection two sections of bridge floors are provided with to form the I-shaped edge of a wing clamp 4 of continuous deck in the shrinkage joint 6 of described deck paving 1.
Embodiment one: as shown in Figure 2, the continuous reinforcement net 5 in described deck paving 1 adopts double-deck reinforcement network.In order to fixing I-shaped edge of a wing clamp 4, the impost position of described bridge main body structure 3 is provided with sleeper beam 7, in described sleeper beam 7, is provided with the fixing steel mesh reinforcement 8 of fixing I-shaped edge of a wing clamp 4.Shrinkage joint 6 during in order to prevent from constructing in concrete blocking I-shaped edge of a wing clamp 4, the both sides of described I-shaped edge of a wing clamp 4 are filled with joint sealing material respectively.
Embodiment two: as shown in Figure 3, continuous reinforcement net 5 in described deck paving 1 adopts double-deck reinforcement network, the hole that the longitudinal reinforcement 9 of described continuous reinforcement net 5 passes I-shaped edge of a wing clamp 4 is connected with next section of bridge floor, makes longitudinal reinforcement 9 serve the effect of dowel bar.In order to fixing I-shaped edge of a wing clamp 4, the impost position of described bridge main body structure 3 is provided with sleeper beam 7, be provided with the fixing steel mesh reinforcement 8 of fixing I-shaped edge of a wing clamp 4 in described sleeper beam 7, the part of described fixing steel mesh reinforcement 8 in length and breadth steel mesh reinforcement is used for fixing I-shaped edge of a wing clamp.Shrinkage joint 6 during in order to prevent from constructing in concrete blocking I-shaped edge of a wing clamp 4, the both sides of described I-shaped edge of a wing clamp 4 are filled with joint sealing material respectively.
As shown in Fig. 1 ~ 3, a kind of spandrel arch class arch bridge flexible damping continuous deck is mated formation the construction technology of 1 structural system, comprises the following steps: (1) determines the position, shrinkage joint 6 of deck paving 1, and bridge main body structure 3 is installed I-shaped edge of a wing clamp 4; (2) asphalt compound interlayer 2 flattening; (3) continuous reinforcement network 5 is set up, described continuous reinforcement net 5 can adopt individual layer reinforcement network or double-deck reinforcement network, the arrangement of reinforcement of described continuous reinforcement net adopts reinforcing bar or plastic bar, described continuous reinforcement net 5 comprises longitudinal reinforcement 9, horizontal arrangement of reinforcement and edge of a wing free margins arrangement of reinforcement, fill joint sealing material respectively in the both sides of I-shaped edge of a wing clamp 4, the shrinkage joint 6 when preventing from constructing in concrete blocking I-shaped edge of a wing clamp 4 simultaneously; (4) lay light weight aggregate concrete deck paving 1, ensure that bridge floor is continuously smooth; (5) after building deck paving 1, adopt warm water health, reduce the early stage warping stress of deck paving 1.
In embodiment one and embodiment two, as shown in Fig. 2 ~ 3, when behind the position, shrinkage joint 6 determining deck paving 1, sleeper beam 7 is built at the impost position of bridge main body structure 3, and fix I-shaped edge of a wing clamp 4 by the fixing steel mesh reinforcement 8 in sleeper beam 7.Under having ready conditions, can be embedded with the thermocouple of temperature in monitoring core concrete, spilt the warm water health identical with core concrete temperature every 1 hour in described deck paving 1, preserving period is latter 72 hours of construction.
In embodiment one, as shown in Figure 2, described continuous reinforcement net 5 adopts double-deck reinforcement network.
In embodiment two, as shown in Figure 3, described continuous reinforcement net 5 adopts double-deck reinforcement network, and the hole that the longitudinal reinforcement 9 of described continuous reinforcement net 5 passes I-shaped edge of a wing clamp 4 is connected with next section of bridge floor, to form the effect of dowel bar.
The foregoing is only preferred embodiment of the present invention, all equalizations done according to the present patent application the scope of the claims change and modify, and all should belong to covering scope of the present invention.
Claims (10)
1. a spandrel arch class arch bridge flexible damping continuous deck pavement structure system, comprise deck paving and bridge main body structure, it is characterized in that: between described deck paving and bridge main body structure, be provided with one deck bituminous mixture interlayer, described deck paving is the light weight aggregate concrete deck paving of continuous reinforcement, is provided with connection two sections of bridge floors to form the I-shaped edge of a wing clamp of continuous deck in the shrinkage joint of described deck paving.
2. spandrel arch class arch bridge flexible damping continuous deck pavement structure system according to claim 1, it is characterized in that: the continuous reinforcement net in described deck paving adopts individual layer reinforcement network or double-deck reinforcement network, the arrangement of reinforcement of described continuous reinforcement net adopts reinforcing bar or plastic bar, and described continuous reinforcement net comprises longitudinal reinforcement, horizontal arrangement of reinforcement and edge of a wing free margins arrangement of reinforcement.
3. spandrel arch class arch bridge flexible damping continuous deck pavement structure system according to claim 2, is characterized in that: the longitudinal reinforcement of described continuous reinforcement net is connected with next section of bridge floor through the hole of I-shaped edge of a wing clamp.
4. spandrel arch class arch bridge flexible damping continuous deck pavement structure system according to claim 1, is characterized in that: the impost position of described bridge main body structure is provided with sleeper beam, is provided with the fixing steel mesh reinforcement of fixing I-shaped edge of a wing clamp in described sleeper beam.
5. spandrel arch class arch bridge flexible damping continuous deck pavement structure system according to claim 1, is characterized in that: the both sides of described I-shaped edge of a wing clamp are filled with the joint sealing material at shrinkage joint in the clamp of concrete blocking I-shaped edge of a wing when preventing from constructing respectively.
6. a construction technology for spandrel arch class arch bridge flexible damping continuous deck pavement structure system, is characterized in that, comprise the following steps: (1) determines the expansion joint position of deck paving, and bridge main body structure is installed I-shaped edge of a wing clamp; (2) asphalt compound interlayer flattening; (3) set up continuous reinforcement network, fill joint sealing material respectively in the both sides of I-shaped edge of a wing clamp simultaneously, shrinkage joint when preventing from constructing in the clamp of the concrete blocking I-shaped edge of a wing; (4) lay light weight aggregate concrete deck paving, ensure that bridge floor is continuously smooth; (5) after building deck paving, adopt warm water health, reduce the early stage warping stress of deck paving.
7. the construction technology of spandrel arch class arch bridge flexible damping continuous deck pavement structure system according to claim 6, it is characterized in that: in step (1), when after the expansion joint position determining deck paving, sleeper beam is built at the impost position of bridge main body structure, and fixes I-shaped edge of a wing clamp by the fixing steel mesh reinforcement in sleeper beam.
8. the construction technology of spandrel arch class arch bridge flexible damping continuous deck pavement structure system according to claim 6, it is characterized in that: in step (3), described continuous reinforcement net adopts individual layer reinforcement network or double-deck reinforcement network, the arrangement of reinforcement of described continuous reinforcement net adopts reinforcing bar or plastic bar, and described continuous reinforcement net comprises longitudinal reinforcement, horizontal arrangement of reinforcement and edge of a wing free margins arrangement of reinforcement.
9. the construction technology of spandrel arch class arch bridge flexible damping continuous deck pavement structure system according to claim 8, it is characterized in that: in step (3), the longitudinal reinforcement of described continuous reinforcement net is connected with next section of bridge floor through the hole of I-shaped edge of a wing clamp.
10. the construction technology of spandrel arch class arch bridge flexible damping continuous deck pavement structure system according to claim 6, it is characterized in that: in step (5), the thermocouple of temperature in monitoring core concrete is embedded with in described deck paving, spilt the warm water health identical with core concrete temperature every 1 hour, preserving period is latter 72 hours of construction.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310229434.4A CN103266562B (en) | 2013-06-09 | 2013-06-09 | Flexible damping continuous bridge deck pavement structure system of intrados type arch bridge and construction process thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310229434.4A CN103266562B (en) | 2013-06-09 | 2013-06-09 | Flexible damping continuous bridge deck pavement structure system of intrados type arch bridge and construction process thereof |
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| CN103266562B true CN103266562B (en) | 2015-05-20 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105735081B (en) * | 2016-03-09 | 2018-04-27 | 广东工业大学 | A kind of vibration damping road structure and its construction method |
| CN108316153B (en) * | 2018-02-07 | 2019-09-24 | 中铁十九局集团第七工程有限公司 | A kind of construction method of multistory reinforced concrete slab |
| CN110965427A (en) * | 2019-12-26 | 2020-04-07 | 中冶南方工程技术有限公司 | Continuous reinforced concrete composite asphalt pavement expansion joint structure and construction method thereof |
| CN112681124B (en) * | 2020-12-26 | 2022-07-01 | 朱锋 | Comb-tooth-shaped damping displacement bridge expansion device |
| CN112813813B (en) * | 2021-01-04 | 2022-12-27 | 中咨数据有限公司 | Expansion joint reinforcement structure for bridge |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP4646935B2 (en) * | 2007-03-07 | 2011-03-09 | 元之助 新井 | Road bridge joint pavement construction method |
| JP4646936B2 (en) * | 2007-03-07 | 2011-03-09 | 元之助 新井 | Road bridge joint pavement construction method |
| CN102108675B (en) * | 2011-01-04 | 2012-07-04 | 上海市城市建设设计研究院 | Bridge deck expansion joint structure |
| CN102704393B (en) * | 2012-05-25 | 2014-11-26 | 浙江大学 | Bridge deck continuous device applied to beam bridge and bridge deck continuous method |
| CN203320418U (en) * | 2013-06-09 | 2013-12-04 | 福州大学 | Flexible-damping continuous bridge deck pavement structure system for spandrel-arch type arch bridge |
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