CN106480817A - Connected structure in concrete slab or the end of bridge - Google Patents
Connected structure in concrete slab or the end of bridge Download PDFInfo
- Publication number
- CN106480817A CN106480817A CN201610922571.XA CN201610922571A CN106480817A CN 106480817 A CN106480817 A CN 106480817A CN 201610922571 A CN201610922571 A CN 201610922571A CN 106480817 A CN106480817 A CN 106480817A
- Authority
- CN
- China
- Prior art keywords
- concrete slab
- binder course
- cover plate
- asphalt
- connected structure
- 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
- E01D19/00—Structural or constructional details of bridges
- E01D19/06—Arrangement, construction or bridging of expansion joints
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/12—Grating or flooring for bridges; Fastening railway sleepers or tracks to bridges
- E01D19/125—Grating or flooring for bridges
Abstract
In the connected structure of the concrete slab end of bridge, embodiments in accordance with the present invention, its are configured so that：Up concave type stage portion is formed in the top in the expansion gap between each end of each concrete slab or the expansion gap being formed between the end of concrete slab and abutment；Each binder course for making and being coated with cover plate by elaterite compound is formed in up concave type stage portion；And paving material is arranged on binder course to form superficial layer.
Description
Technical field
The present invention relates in the connected structure of the concrete slab end of bridge, the bridge be, for example, bridge on river,
Land bridge and overpass.
Generally, as shown in Figure 1A and 1B, main flow connected structure is configured so that：The non-company in " finger joint portion " will be referred to as
Joint 4 is embedded in the expansion gap 3 that is formed between each end of each concrete slab 1,2 or is formed at concrete bridge deck
In the top in the expansion gap 3 between the end of plate 1 and abutment 2 ', the disconnected joint 4 causes corrugated plating 4a to be bonded with each other, from
And expand gap 3 and can freely expand in the range of the engagement of corrugated plating 4a interval and shrink.
However, such problem is：During concrete wear and tear around the finger joint portion, finger joint portion is prominent from road surface
Out, and due to travel vehicle, prominent finger joint portion causes noise and vibration.
In terms of this, JP2923586B1 and JP2011-162981A discloses a kind of connected structure, finger joint from
The connected structure is removed, to form such structure：The each end for being formed at each concrete slab of up concave type stage portion it
Between expansion gap or be formed between the end of concrete slab and abutment expansion gap top in, and can height
The packing material that ground stretches is arranged in the up concave type stage portion to form elastomeric joint.
More specifically, JP2923586B1 and JP2011-162981A disclose such connected structure, up concave type step
Portion is filled with the paving material or high resiliency cement mortar that highly can be stretched, to form end or bridge with concrete slab
The flexible engaging portion that platform is integrally formed, absorbs expansion and the contraction in expansion gap so as to the flexible engaging portion.
Content of the invention
Constitute JP2923586B1 and JP2011-162981A flexible engaging portion the paving material that highly can be stretched or
High resiliency cement mortar has such problem：Although the paving material that highly can be stretched or high resiliency cement mortar can be led to
Cross their scalability and elasticity and in response to expanding the expansion in gap and contraction, but binder and the combination between gathering materials are led to
Cross and travelled the repeated load that causes and be released from by vehicle so that the paving material that highly can be stretched and high resiliency cement bonded sand
Slurry is destroyed due to pressure.
In other words, although each general invention employs such connected structure：It is provided with the paving that highly can be stretched
Material or high resiliency cement mortar rather than finger joint portion, but the connected structure contains such problem：Set can
Pressure that the paving material for highly stretching or high resiliency cement mortar are caused due to repeated load and be destroyed.
Different from above-mentioned conventional jointing, the present invention does not use such connected structure：Paving material or cement bonded sand
Slurry is positioned only in up concave type stage portion.Used as replacement, the present invention uses such connected structure：By the pitch by sheet material constraint
Compound makes binder course, and with the combination between compensating the binder in asphalt and gathering materials, and the binder course is arranged
In up concave type stage portion.Therefore, the destruction caused by pressure effectively prevent.
In general, the invention provides a kind of connected structure, which is provided so that：Up concave type stage portion is formed on
Expansion between each end of each concrete slab or is formed between the end of concrete slab and abutment gap
In the top in expansion gap；Single layer structure or the multilayer knot of the binder course of cover plate is made up and is coated with of elaterite compound
It is configured in up concave type stage portion.Paving material be arranged on the binder course of single layer structure or sandwich construction most go up binder course
On, to form superficial layer.The connected structure for configuring by this way, can flexiblely respond expansion and the receipts in expansion gap
Contracting, and respond appropriately to travel caused repeated load by vehicle.
Preferably, asphalt is prepared by this way：Make to include the master of butyl rubber or EP rubbers and pitch
Want material to be heated and be melted into compound, the compound is used as binder, it is known that gather materials mixed with filler etc..The pitch
Compound is used for forming easily deformable binder course.
For the paving material for constituting superficial layer, it is preferred to use with the asphalt identical with composition binder course
Elastomeric asphalt.
The surface of the cover plate as binder course outer surface is gluing of surfaces, and so as to form binder course, which is suitably complied with down
The basal surface in concave step portion and inner wall surface.Gluing of surfaces is preferably formed by compound, and the compound is formed by：
The main material for including butyl rubber or EP rubbers and pitch is made to be heated and melt.
It is rough surface that cover plate in order to cover asphalt covers surface, to promote and capped asphalt
Combinableness.Cover surface preferably to be formed by fiberboard, constitute the fiber enhancement of fiberboard and tying for asphalt
Conjunction property.
The present invention can realize such connected structure：Its flexiblely can respond the expansion expansion in gap and contraction,
But will not be destroyed by pressure.The connected structure is configured so that disconnected connected structure and is arranged on disconnected connected structure
Superficial layer matches, and the disconnected connected structure includes the individual layer of the binder course for being made up and being coated with cover plate of asphalt
Structure or sandwich construction.The connected structure can be with Long-Time Service.
Description of the drawings
Figure 1A is part cutting stereogram, and which is shown schematically in adjoining each other via expansion gap in existing highway bridge
A pair of concrete slab, or via the expansion concrete slab that adjoins each other of gap and an abutment；
Figure 1B is the viewgraph of cross-section on bridge length direction, and which illustrates the up concave type platform being formed in the top in expansion gap
Rank portion；
Viewgraph of cross-section of the Fig. 2A on bridge length direction, its are shown on the waterproof sheet on positioned at up concave type stage portion
Cover plate and the asphalt being laid on the cover plate；
Fig. 2 B is the viewgraph of cross-section on bridge length direction, and which illustrates that laid asphalt is covered by cover plate, with
Form binder course；
Fig. 3 A is the viewgraph of cross-section on bridge length direction, and which illustrates another cover plate being located on binder course further, with
And another asphalt being laid on the cover plate；
Fig. 3 B is the viewgraph of cross-section on bridge direction, and which illustrates that laid asphalt is covered by cover plate, to be formed
Two-layer binder course；
Fig. 4 is the viewgraph of cross-section on bridge length direction, and which illustrates connected structure according to an embodiment of the invention；
Fig. 5 is the viewgraph of cross-section on bridge length direction, and which illustrates connected structure according to an embodiment of the invention
Another example；
Fig. 6 is the viewgraph of cross-section on bridge width direction, and which illustrates connected structure according to an embodiment of the invention；
Fig. 7 A is part cutting stereogram, and which illustrates cover plate；
Fig. 7 B is the viewgraph of cross-section of same cover plate；
Fig. 8 A is part cutting stereogram, and which illustrates another example of cover plate；
Fig. 8 B is the viewgraph of cross-section of same cover plate；
Fig. 9 A is part cutting stereogram, and which illustrates another example of cover plate；And
Fig. 9 B is the viewgraph of cross-section of same cover plate.
Specific embodiment
Hereinafter, the concrete bridge deck in bridge according to an embodiment of the invention will be described based on Figure 1A -9B
The best mode of the connected structure of plate end.
＜ basic structure ＞
The basic structure of connected structure according to an embodiment of the invention is as described below.Substantially, as Figure 4-Figure 6, under
Concave step portion 5 is formed on the expansion gap 3 between each end of each concrete slab 1,2 or is formed at concrete
In the top in the expansion gap 3 between the end of floorings 1 and abutment 2 '.By the elaterite compound 7 for being coated with cover plate 6
The sandwich construction of the binder course 8,9 that makes is formed in up concave type stage portion 5.What paving material was arranged on sandwich construction most goes up knot
Close on layer 9 to form superficial layer 14.
In this example, describe to include the sandwich construction of binder course 8 and binder course 9.However, the invention is not restricted to the reality
Example, and be not excluded for including the single layer structure of single binder course and the sandwich construction including three or more binder courses.In office
In the case of what, elaterite compound 7 is covered with cover plate 6 and combines Rotating fields to be formed, and this can be right with reference to Rotating fields
Appropriate response is made in the expansion in expansion gap 3 and contraction.Hereinafter, will be given step by step and explain in detail.
Figure 1A is part cutting stereogram, and which is shown schematically in be embedded in existing highway bridge and is formed at concrete bridge deck
Expansion gap 3 or the expansion gap being formed between the end of concrete slab 1 and abutment 2 ' between each end of plate 1,2
Finger joint portion in 3 top.The finger joint portion is non-jointing.In the figure, what reference 15 was referred to is shape
Become the paving part on concrete slab 1,2 and abutment 2 '.The paving part 15 is by the paving material of such as asphalt
Material is formed.
When connected structure according to an embodiment of the invention is implemented in existing highway bridge, first, by finger joint
Portion 4 is removed together with the concrete around attachment portion.Then, as shown in Figure 1B, up concave type stage portion 5 is formed between expansion
In the top of gap 3.
When connected structure according to an embodiment of the invention is implemented in new bridge, as shown in Figure 1B, up concave type
Stage portion 5 is previously formed in each concrete slab 1, in the top of 2 respective ends or concrete slab 1 end and abutment
In 2 ' respective top.Alternatively, can swipe at the scene concrete slab 1, the top of 2 respective ends or coagulation
The end of native floorings 1 and the respective top of abutment 2 ', to form up concave type stage portion 5.
The concrete slab 1,2 for using in this application includes all following various floorings：By cast-in-place concrete mould
The concrete slab of system；The PC concrete slab for moulding in the factory；Or being made up of concrete in composite bridge etc.
Floorings, the composite bridge is by girder steel (such as H profile steel beam) and set concrete slab or PC concrete bridge deck template die
System.
Then, as shown in Figure 2 A, waterproof sheet 16 is laid on the basal surface 5a of up concave type stage portion 5.Flashing
The part pendency of material 16 is entered in expansion gap 3, to form overhang 16c.Overhang 16c suitably prevents rainwater etc.
Invade in expansion gap 3.Specifically, overhang 16c is for concrete slab 1, the 2 each ends for constituting expansion gap 3
The in addition appropriate protection of the 2 ' a of rise surface of rise surface 1a, 2a in portion or abutment 2 ', makes them be protected from invading for rainwater etc.
Erosion.
Then, cover plate 6 is laid on waterproof sheet 16, then elaterite compound 7 is laid on cover plate 6.Further,
As shown in Figure 2 B, free end portion 6c, 6d of cover plate 6 are collapsed on the asphalt 7 that is laid, so that they are mutual
Overlap.In this way, the asphalt 7 that is laid is covered and be hardened by cover plate 6, combined with being formed in up concave type stage portion 5
Layer 8.
As described below, cover plate 6 is configured so that：One surface of the outer surface 8a as binder course 8
6a is adhesive surface, and to cover another surface 6b of asphalt 7 be rough surface.One surface 6a, that is, bond table
Face, its are in close contact with the front surface 16b of the waterproof sheet 16 being located on the basal surface 5a of up concave type stage portion 5, and another table
Face 6b, that is, rough surface, its are bondd securely with asphalt 7 to be covered, so as to form binder course 8.Due to lid
Free end portion 6c, 6d of plate 6 is overlapped to cover asphalt 7, any one in free end portion 6c, 6d
Surface 6a (that is, adhesive surface) sticks to another another surface 6b (that is, rough surface) of free end portion 6c, 6d
On, so as to cover asphalt 7 securely.
As shown in fig. 6, the left and right end portions of the binder course 8 on bridge width direction are divided, it is coated with to have and configures with cover plate 6
Identical end splitted cover board 6 ', so as to suitably prevent asphalt 7 from flowing out.This example has been described for such configuration：Knot
The left and right end portions that closes on the bridge width direction of layer 8 are divided and are coated with end splitted cover board 6 '.However, the invention is not restricted to the example,
And it is not excluded for for example following such configurations：Asphalt 7 is coated with the cover plate 6 of cover plate 6 in bridge length direction
All there is folded edge with the two directions of bridge width direction, to form binder course 8.
In this example, as shown in Figure 3A, then by new cover plate 6 it is laid on binder course 8, and asphalt 7
To be laid on the cover plate 6 with 8 identical mode of binder course.As shown in Figure 3 B, the asphalt 7 that is laid is capped, from
And binder course 9 is arranged on binder course 8 in the way of multilayer.The outer surface 9a of the outer surface 8a of binder course 8 and binder course 9 is equal
Adhesive surface 6a including cover plate 6.Outer surface 8a, 9a are closely contacted with each other in a vertical direction.Configuration due to binder course 9
Identical with the configuration of above-mentioned binder course 8, so omit for its description.
Finally, as shown in figure 4, paving material is laid on binder course 9, to form superficial layer 14.The superficial layer 14 with
Paving part 15 on being formed in concrete slab 1,2 or abutment 2 ' is combined as a whole.Constitute the paving material of superficial layer 14
Preferably use with the 7 identical asphalt of asphalt for constituting each binder course 8,9 and formed so that superficial layer 14 can
Comply with the deformation of binder course 8,9 and correspondingly deform.
Fig. 5 shows another example of the connected structure without waterproof sheet 16 according to an embodiment of the invention
View.
Specifically, shown example arrangement is configured to cover plate 6 is laid immediately on the basal surface 5a of up concave type stage portion 5
On, to form above-mentioned binder course 8, above-mentioned binder course 9 is formed on binder course 8, and superficial layer 14 is formed in binder course 9
On.
Preferably, in the example arrangement, when cover plate 6 is located in up concave type stage portion 5, a part for cover plate 6 is made
Dangle to form overhang 6e in expansion gap 3, and also asphalt 7 is arranged in overhang 6e and makes which
Hardening, to form the ledge 8b in binder course 8.Ledge 8b suitably prevents rainwater etc. from invading in expansion gap 3.
Specifically, ledge 8b is for rise surface 1a, 2a in concrete slab 1,2 each ends for constituting expansion gap 3
Or the protection that the 2 ' a of rise surface of abutment 2 ' is in addition appropriate so that they are protected from the erosion of rainwater etc..
As described above, connected structure according to an embodiment of the invention is configured so that asphalt 7 by cover plate 6
Constrained, so as to binder course 8,9 is arranged in up concave type stage portion 5.Each binder course 8,9 is by means of cover plate 6 in drip
Binder in blue or green compound 7 and the combination between gathering materials are compensated for, and carry out for the expansion and contraction in expansion gap 3
Appropriate absorption.Binder course 8,9 and superficial layer 14 are matched to produce connected structure, and which responds appropriately to expand the expansion in gap 3
Open and shrink, without hindering vehicle to travel.
7 ＞ of ＜ asphalt
Hereinafter, description is constituted the elaterite compound 7 of each above-mentioned binder course 8,9.The asphalt 7 preferably with
Prepared by such mode：The main material for including butyl rubber or EP rubbers and pitch is made to be heated and be melted into compound, should
Compound is used as binder, it is known that gather materials mixed with filler etc..The asphalt is used for being formed easily deformable each
Elastic binder course 8,9.If necessary, processing oil is added in binder.
The preferred compositions example of asphalt 7 is presented herein below.Binder is (including butyl rubber or EP rubbers and pitch
The compound of main material) and the match ratio gathered materials be weight ratio for 26-2: 74-98.
1 ＞ of ＜ example combinations
2 ＞ of ＜ example combinations
Butyl rubber or EP rubbers 25-250kg/m3
Pitch 25-250kg/m3
Gather materials (husky and rubble) 1400-2400kg/m3
In the present invention, as described above, asphalt 7 satisfactorily perform as constitute superficial layer 14 paving material with
Superficial layer 14 is formed, which complies with the deformation of binder course 8,9.Because the formation of superficial layer 14 is limited to one on binder course
Point, the superficial layer 14 can be removed easily and be updated easily, even if the superficial layer over time and aging.
＜ cover plate 6 (end splitted cover board 6 ') and 16 ＞ of waterproof sheet
As shown in figs. 7 a-b, cover plate according to an embodiment of the invention 6 is configured so that as each outer of binder course 8,9
One surface 6a of surface 8a, 9a is adhesive surface, and another surface 6b for covering asphalt 7 is rough surface.One
Surface 6a, that is, adhesive surface, with the basal surface 5a of the up concave type stage portion 5 and front surface 16b of side 5b or waterproof sheet 16
It is closely contacted；And another surface 6b, that is, rough surface, bondd with asphalt 7 to be covered securely.
Adhesive surface 6a is formed by binding material 10.For example, in the binder identical mode with asphalt 7, make
Main material including butyl rubber or EP rubbers and pitch is heated and is melted into compound, and adhesive surface 6a is by including
The binding material 10 of this compound is formed.Because binding material 10 is soft and can deform easily, it is therefore preferred to will
Mesh sheet 11 is embedded in compound, to keep the shape of binding material 10 and strengthen the binding material 10.Mesh sheet 11 is by known
The braiding such as aramid fibre, nylon fiber and carbon fiber is formed.
Another surface 6b on the covering surface as cover plate 6 is formed by fibre sheet material 12, used as rough surface.For example, fine
Dimension sheet material 12 is formed by adhesive-bonded fabric.The fiber for constituting fibre sheet material 12 is embedded in asphalt 7, and fibre sheet material 12
Fiber between gap by asphalt 7 composition impregnate so that fibre sheet material 12 and asphalt 7 are bondd securely
Together.
In addition, in order to prevent fibre sheet material 12 from being impregnated by binding material 10, including synthetic resin (such as polyvinyl chloride)
Synthetic resin sheet material 13 be arranged between fibre sheet material 12 and binding material 10.
If necessary, silane coupling agent is applied to another surface (rough surface) 6b of cover plate 6 so that primary coat process is executed, so as to enter
One step strengthens for the adhesion between the bonding of asphalt 7 and free end portion 6c, 6d.With regard to silane coupling agent, make to include
The compound that the main material of butyl rubber or EP rubbers and pitch is heated and melts and formed, is preferably used.Change speech
It, it is preferred to use comprising with asphalt 7 in binder identical composition liquid as silane coupling agent.Will according to enforcement
Ask, known organic coating can be optionally used as silane coupling agent.
The end splitted cover board 6 ' divided for the left and right end portions on the bridge width direction of binder course 8,9 with 6 phase of cover plate
With mode configuring.
There is the sheet material similarly configured with cover plate 6 and be also satisfactorily used with waterproof sheet 16.In this case, waterproof
The back side 16a of sheet material 16 is adhesive surface, and the front surface 16b of waterproof sheet 16 is rough surface.Back side 16a is along basal surface 5a's
Uneven shape is formed with the basal surface 5a of up concave type stage portion 5 and is in close contact, and the outer surface of front surface 16b and binder course 8
8a (a surface 6a of cover plate 6) is stably formed close contact.
In these views of Fig. 8 A, 8B, 9A and 9B, other examples of cover plate 6 are shown.Illustrate in Fig. 8 A and 8B
Cover plate 6 includes binding material 10 and the mesh sheet 11 being embedded in the binding material 10.Another surface 6b is not rough surface
This is different from the cover plate 6 shown in Fig. 7 A and 7B, but adhesive surface, as one surface 6a.Illustrate in Fig. 9 A and 9B
Cover plate 6 includes binding material 10 and the mesh sheet 11 being embedded in the binding material 10, and keeps closely connecing with binding material 10
Tactile synthetic resin sheet material 13.Another surface 6b is not that this is different from the cover plate 6 shown in Fig. 7 A and 7B for rough surface, and
It is to be formed by synthetic resin sheet material 13.Under any circumstance, the surface 6a that each cover plate 6 in these examples has is used as
Adhesive surface.One surface 6a is in close contact the basal surface 5a and side 5b of up concave type stage portion 5, and constitute binder course 8,
9 respective outer surface 8a, 9a, so that binder course 8,9 is contacted tightly to each other.
Need not say more, with the sheet material similarly configured with the cover plate 6 in the example of Fig. 8 A, 8B, 9A and 9B, can serve as
End splitted cover board 6 ' and waterproof sheet 16.
As described above, connected structure according to an embodiment of the invention is configured so that each binder course 8,9 by covering
The elaterite compound 7 for having cover plate 6 is formed, superficial layer 14 also formed by the elaterite compound 7 on binder course 9 and
It is combined into one with paving part 15, and binder course 8,9 can be matched with superficial layer 14, responds appropriately to expand gap
3 expansion and contraction.
More specifically, cause as asphalt 7 constitutes each binder course 8,9 each binder course 8,9 have elasticity and
Pliability, meanwhile, it is covered by cover plate 6.Therefore, the deformation of binder course 8,9 is subject to constraining for cover plate 6 to a certain extent,
The mesh sheet 11 that is especially subject in binding material 10, fibre sheet material 12 and constitute the constraining of synthetic resin sheet material 13 of cover plate 6.
Thus, when expansion gap 3 broadens, each binder course 8,9 somewhat reduces and in bridge compared to its thickness of normal condition
Beam length side stretches upwards.On the contrary, when expansion gap 3 narrows, each binder course 8,9 is compared to its thickness of normal condition somewhat
Increase and shrink on bridge length direction.By this way, binder course 8,9 is suitably by each concrete slab 1,2 phases
Concrete slab 1 is connected by connection with abutment 2 ', while expansion and the contraction in expansion gap 3 can be absorbed.
Because the asphalt 7 for constituting each binder course 8,9 is subject to constraining for cover plate 6, asphalt 7 has been thus compensated for
In binder and the bonding between gathering materials.So as to binder course 8,9 will not be destroyed because of pressure, it is possible to used in a long time
Make junction surface.
Superficial layer 14 itself has elasticity and can comply with the deformation of binder course 8,9.
In this application, represent that lower limit and the digital scope of the upper limit represent all of number between lower limit and the upper limit with "-"
Value (integer value and fractional value).
Claims (7)
1. a kind of connected structure of the concrete slab end in bridge, wherein
Up concave type stage portion is formed on the expansion gap between each end of each concrete slab or is formed at coagulation
In the top in the expansion gap between the end of native floorings and abutment,
Be made up and be coated with the single layer structure of the binder course of cover plate of elaterite compound or sandwich construction be formed in recessed
In formula stage portion, and
Paving material is arranged on the binder course of single layer structure or most the going up to form superficial layer on binder course of sandwich construction.
2. the connected structure of the concrete slab end in bridge according to claim 1, wherein
The asphalt that the asphalt is formed by：Make to include the main of butyl rubber or EP rubbers and pitch
Material is heated and is melted into compound, and the compound is used as binder.
3. the connected structure of the concrete slab end in bridge according to claim 1 and 2, wherein
It is used as to constitute the paving material of superficial layer with the asphalt identical asphalt for constituting binder course.
4. the connected structure of the concrete slab end in bridge according to any one of claim 1-3, wherein
The lid surface of the outer surface as binder course is adhesive surface.
5. the connected structure of the concrete slab end in bridge according to claim 4, wherein
The adhesive surface of cover plate is formed by compound, and the compound is make to include butyl rubber or EP rubbers and pitch main
Material is heated and melts and make.
6. the connected structure of the concrete slab end in bridge according to any one of claim 1-5, wherein
The cover plate covering surface for covering asphalt is rough surface.
7. the connected structure of the concrete slab end in bridge according to claim 6, wherein
The covering surface of cover plate is formed by fibre sheet material.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015166142A JP5964490B1 (en) | 2015-08-25 | 2015-08-25 | Joint structure of concrete floor slab edge in bridge |
| JP2015-166142 | 2015-08-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106480817A true CN106480817A (en) | 2017-03-08 |
Family
ID=56558023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610922571.XA Pending CN106480817A (en) | 2015-08-25 | 2016-08-25 | Connected structure in concrete slab or the end of bridge |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US20170058469A1 (en) |
| JP (1) | JP5964490B1 (en) |
| CN (1) | CN106480817A (en) |
| CA (1) | CA2938593C (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109024262A (en) * | 2018-10-16 | 2018-12-18 | 长安大学 | A kind of modulus type seamless expansion-contraction devices and its construction method |
| CN111485465A (en) * | 2020-04-20 | 2020-08-04 | 北京航勘建设有限公司 | Zipper type ground crack repairing device and using method |
| TWI754158B (en) * | 2018-05-24 | 2022-02-01 | 日商日本製鐵股份有限公司 | Structure for bridges and method for replacing floor slab |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105464048B (en) * | 2016-01-08 | 2017-07-28 | 中国电建集团华东勘测设计研究院有限公司 | The impermeable composite geomembrane structure and construction method of weir body deformation can be adapted to automatically |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS609604B2 (en) * | 1980-07-05 | 1985-03-12 | 栄一 溜渕 | Road expansion joint structure |
| JPH01139248A (en) * | 1987-11-25 | 1989-05-31 | Fujiwara Kagaku Kk | Easy adhesion type light-reflective sheet-shaped molded object |
| JP4336989B2 (en) * | 2005-08-31 | 2009-09-30 | アオイテクノサービス株式会社 | Floor sheet tarpaulin pasting machine |
| JP2008267067A (en) * | 2007-04-24 | 2008-11-06 | Sumitomo Rubber Ind Ltd | Elastic paving material |
| JP5977049B2 (en) * | 2012-03-12 | 2016-08-24 | 正成 稲葉 | Pavement formation method |
| JP5728048B2 (en) * | 2013-06-12 | 2015-06-03 | 山王株式会社 | Bridge buried joint structure and construction method thereof |
| JP6148156B2 (en) * | 2013-11-06 | 2017-06-14 | 阪神高速道路株式会社 | Construction method of buried type expansion device, bridge and buried type expansion device |
-
2015
- 2015-08-25 JP JP2015166142A patent/JP5964490B1/en active Active
-
2016
- 2016-08-11 US US15/234,615 patent/US20170058469A1/en not_active Abandoned
- 2016-08-11 CA CA2938593A patent/CA2938593C/en not_active Expired - Fee Related
- 2016-08-25 CN CN201610922571.XA patent/CN106480817A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI754158B (en) * | 2018-05-24 | 2022-02-01 | 日商日本製鐵股份有限公司 | Structure for bridges and method for replacing floor slab |
| CN109024262A (en) * | 2018-10-16 | 2018-12-18 | 长安大学 | A kind of modulus type seamless expansion-contraction devices and its construction method |
| CN109024262B (en) * | 2018-10-16 | 2023-05-23 | 长安大学 | Modulus type seamless telescoping device and construction method thereof |
| CN111485465A (en) * | 2020-04-20 | 2020-08-04 | 北京航勘建设有限公司 | Zipper type ground crack repairing device and using method |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2017043928A (en) | 2017-03-02 |
| CA2938593A1 (en) | 2017-02-25 |
| CA2938593C (en) | 2019-01-29 |
| JP5964490B1 (en) | 2016-08-03 |
| US20170058469A1 (en) | 2017-03-02 |
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