CN110241675A - A kind of construction joint of the permeable concrete topping of color asphalt and the construction method of dilatation joint - Google Patents
A kind of construction joint of the permeable concrete topping of color asphalt and the construction method of dilatation joint Download PDFInfo
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- CN110241675A CN110241675A CN201910624103.8A CN201910624103A CN110241675A CN 110241675 A CN110241675 A CN 110241675A CN 201910624103 A CN201910624103 A CN 201910624103A CN 110241675 A CN110241675 A CN 110241675A
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- joint
- construction
- plate
- filleting
- dilatation
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C11/00—Details of pavings
- E01C11/02—Arrangement or construction of joints; Methods of making joints; Packing for joints
- E01C11/04—Arrangement or construction of joints; Methods of making joints; Packing for joints for cement concrete paving
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C11/00—Details of pavings
- E01C11/02—Arrangement or construction of joints; Methods of making joints; Packing for joints
- E01C11/04—Arrangement or construction of joints; Methods of making joints; Packing for joints for cement concrete paving
- E01C11/06—Methods of making joints
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C11/00—Details of pavings
- E01C11/02—Arrangement or construction of joints; Methods of making joints; Packing for joints
- E01C11/04—Arrangement or construction of joints; Methods of making joints; Packing for joints for cement concrete paving
- E01C11/10—Packing of plastic or elastic materials, e.g. wood, resin
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Paving Structures (AREA)
Abstract
It is disclosed by the invention to belong to construction method technical field, the construction joint of specially a kind of permeable concrete topping of color asphalt and the construction method of dilatation joint, the following steps are included: S1: upper tiling has top course on construction ground, the setting position of construction joint and dilatation joint is marked with red pen at the top of the top course, it can accurately be stitched when being poured so as to the later period, between be divided into 4M~5M, the construction joint of the permeable concrete topping of this kind of color asphalt and the construction method of dilatation joint, it is just disposable in the casting process in section face to complete, without subsequent additional work amount, the lancing time on road surface is reasonable, depth is unified, it does not need to carry out cutting construction again, without considering electricity consumption water and pollution, improve construction environment, the additional manpower for eliminating cleaning section face and generating, it can effectively ensure that the total quality in section face, greatly improve the outer of road surface Sight and associative perception can prevent hidden danger of quality and improve service life, easy to operate, save the cost, safety and environmental protection.
Description
Technical field
The present invention relates to construction method technical field, the construction joint of specially a kind of permeable concrete topping of color asphalt and expansion
The construction method of seam.
Background technique
Pervious concrete can be advantageously improved the ponding feelings of urban pavement as a kind of environmentally protective earth material
Condition avoids the breaking-out of urban waterlogging.Pervious concrete terrace is that a kind of porous light as made of aggregate, cement and water mixing mixes
Solidifying soil.Colorful water-permeable concrete also has the temperature and humidity of scheduling city space, mitigates urban heat land effect；Make with sound-absorbing
With ambient noise can be reduced；It is equipped with serial color, can be needed to carry out plan picture according to ambient enviroment, had relatively strong
The series of advantages such as dicoration.
Construction joint and dilatation joint are for colorful water-permeable asphalt concrete pavement, and construction joint cooperation dilatation joint is for preventing from dripping
Green concrete road surface is due to expanding with heat and contract with cold, answering road pavement differential settlement and construction to interrupt a kind of set gap.With
Colorful water-permeable concrete is widely used, and some common quality defects show therewith, and is in continuous ascendant trend, wherein construction joint
It is especially prominent with the quality problems of dilatation joint.
Traditional construction is cut after the intensity that road surface pouring molding reaches certain, and joint filling is put into after the completion of cutting
Material.This technique is that will cause surface and have to burst apart and defect in cutting, and line style unsightly, is needed using mastic pointing agent, drip
Green gap filler can be melted under summer high-temperature state with it is excessive, pedestrian be in walking be easy viscous foot, and in cutting by
Be in cutting sheet it is circular, exist and cut less than side and the phenomenon that cut not on earth, the later period has very big hidden danger of quality.In cutting
In order to soak cutting equipment, need largely to use water, when cutting, which has a large amount of cement slurry, to be occurred, can not centralized collection, to new road
Face beauty and ambient enviroment can have a significant impact.
Summary of the invention
The purpose of the present invention is to provide the construction method of a kind of construction joint of the permeable concrete topping of color asphalt and dilatation joint,
It to solve traditional construction mentioned above in the background art is cut after the intensity that road surface pouring molding reaches certain,
Pointing is put into after the completion of cutting.This technique is that will cause surface and have to burst apart and defect, line style unsightly, need in cutting
Using mastic pointing agent, mastic pointing agent can be melted under summer high-temperature state with it is excessive, pedestrian walking be easy it is viscous
Foot, and in cutting due to cutting sheet be it is circular, exist and cut less than side and the phenomenon that cut not on earth, the later period exists very big
Hidden danger of quality.It in cutting in order to soak cutting equipment, needs largely to use water, when cutting has a large amount of cement slurry appearance, nothing
Method centralized collection, the problem of having a significant impact to new road surface beauty and ambient enviroment.
To achieve the above object, the invention provides the following technical scheme: a kind of construction joint of the permeable concrete topping of color asphalt
With the construction method of dilatation joint, comprising the following steps:
S1: upper tiling has top course on construction ground, at the top of the top course red pen mark construction joint with
The setting position of dilatation joint, can accurately stitch when pouring so as to the later period, be divided into 4M~5M, again at interval of three construction joints
Add one of dilatation joint；
S2: it before initial set, hangs down using rectangular aluminium alloy extrusions as ruler along profile direction in design lancing location
Directly in road surface, lateral joint-cutting is carried out, need to guarantee that the straight of joint-cutting line, scale error scope control manually use spatula in ± 0.5mm
Downwards shovel cut, be cut into together slightly larger than plate thickness penetrating gap root out waste material need to unify recycle；
S3: joint filling plate includes KT plate and graphite composite plate, and construction joint is the KT plate, in use can be according to
Field condition is arbitrarily cut；Dilatation joint then uses the graphite composite plate, and such material compares general plate toughness, stabilization
Property, ageing resistance, waterproofness etc. will be strong, there is fire prevention and characteristic resistant to high temperature, the KT plate and the graphite composite plate
Length is 8cm~12cm, and scale error scope control stays 0.5cm~1cm edging position to polish in ± 1cm；
S4: in embedded joint filling plate, joint filling plate is lower than entirety road surface 3mm~5mm, recycles sanding machine to the KT
The surrounding position of plate and the graphite composite plate is polished, and polish time 5min~10min, keeps it sufficiently closely knit and smooth,
Surfacing is closely knit, especially it should be noted that lower layer will be aligned without the seam position of husky pervious bed and upper layer finish coat, the width of seam
Unify, scale error can not ± 0.5mm, needed after polishing to polishing position check；
S5: after sanding machine polishing, sprinkling water to joint filling position, need to guarantee that the surface moisture in watering region is equal
Even, watering process is divided into twice, and watering interval is not less than 15min~20min every time, and needs to cover film after watering and support
Shield, curing time are 4H~7H, and not stackable weight at the top of film prevents joint filling from deforming, influences filleting；
S6: caulking material includes glass cement, after maintenance terminates, removes film, clears up impurity in gap, then
Constructed using the glass cement filleting, filleting process is divided into twice, filleting filling for the first time not less than joint filling total height 70%~
80%, after standing 20min~30min, secondary filleting filling is carried out, secondary filleting need to guarantee that the glass cement is parallel with joint filling；
S7: after the completion of filleting, covering film again, and film corner location is placed masonry and fixed, and the film cover time is 2H
~3H after film removal, carries out glue operation to the filleting position to sink naturally.
Preferably, the material of the KT plate is pressed by PS material by foaming, and the two sides heat of the KT plate is covered with anti-
Film is protected, the material of the graphite composite plate is the graphite modified composite board of RZ, and the thickness and the graphite of the KT plate are compound
The thickness of plate is identical.
Preferably, the color of the glass cement is colorless and transparent.
Compared with prior art, the beneficial effects of the present invention are: the construction joint of the permeable concrete topping of this kind of color asphalt and swollen
The construction method of expansion joint (E.J.), it is just disposable in the casting process in section face to complete, subsequent additional work amount is not necessarily to, when the joint-cutting on road surface
Between rationally, depth it is unified, do not need to carry out cutting construction again, without considering electricity consumption water and pollution, improve construction environment, save
Gone to cleaning section face and the additional manpower that generates, can effectively ensure that the total quality in section face, greatly improve road surface appearance and
Associative perception can prevent hidden danger of quality and improve service life, easy to operate, save the cost, safety and environmental protection.
Detailed description of the invention
Fig. 1 is present invention construction finished product schematic；
Fig. 2 is traditional handicraft implementation diagram.
In figure: 1 graphite composite plate, 2 glass cements, 3 top courses.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The present invention provides a kind of technical solution: a kind of construction joint of the permeable concrete topping of color asphalt and the construction party of dilatation joint
Method, comprising the following steps:
S1: upper tiling has top course 3 on construction ground, in the top of top course 3 red pen mark construction joint and swollen
The setting position of expansion joint (E.J.), can accurately stitch when pouring so as to the later period, be divided into 4M~5M, add again at interval of three construction joints
If one of dilatation joint；
S2: it before initial set, hangs down using rectangular aluminium alloy extrusions as ruler along profile direction in design lancing location
Directly in road surface, lateral joint-cutting is carried out, need to guarantee that the straight of joint-cutting line, scale error scope control manually use spatula in ± 0.5mm
Downwards shovel cut, be cut into together slightly larger than plate thickness penetrating gap root out waste material need to unify recycle；
S3: joint filling plate includes KT plate and graphite composite plate 1, and construction joint is KT plate, in use can be according to existing
Field situation is arbitrarily cut；Dilatation joint then uses graphite composite plate 1, and such material is compared to general plate toughness, stability, anti-ageing
The property changed, waterproofness etc. will be strong, have fire prevention and a characteristic resistant to high temperature, the length of KT plate and graphite composite plate 1 be 8cm~
12cm, scale error scope control stay 0.5cm~1cm edging position to polish in ± 1cm；
S4: in embedded joint filling plate, joint filling plate be lower than entirety road surface 3mm~5mm, recycle sanding machine to KT plate with
The surrounding position of graphite composite plate 1 is polished, and polish time 5min~10min, makes its sufficiently closely knit and smooth, surfacing
Closely knit, especially it should be noted that lower layer will be aligned without the seam position of husky pervious bed and upper layer finish coat, the width of seam will be unified, ruler
Very little error can not ± 0.5mm, needed after polishing to polishing position check；
S5: after sanding machine polishing, sprinkling water to joint filling position, need to guarantee that the surface moisture in watering region is equal
Even, watering process is divided into twice, and watering interval is not less than 15min~20min every time, and needs to cover film after watering and support
Shield, curing time are 4H~7H, and not stackable weight at the top of film prevents joint filling from deforming, influences filleting；
S6: caulking material includes glass cement 2, after maintenance terminates, removes film, clears up impurity in gap,
Recycle the construction of 2 filleting of glass cement, filleting process is divided into twice, filleting filling for the first time not less than joint filling total height 70%~
80%, after standing 20min~30min, secondary filleting filling is carried out, secondary filleting need to guarantee that glass cement 2 is parallel with joint filling；
S7: after the completion of filleting, covering film again, and film corner location is placed masonry and fixed, and the film cover time is 2H
~3H after film removal, carries out glue operation to the filleting position to sink naturally；
Wherein, the material of KT plate is pressed by PS material by foaming, and the two sides heat of KT plate is covered with protection film, graphite
The material of composite plate 1 is the graphite modified composite board of RZ, and the thickness of KT plate is identical with the thickness of graphite composite plate 1, glass cement 2
Color is colorless and transparent.
Specific in use, first with shoveling under spatula before material initial set, a uniform depth and width are shoveled out
Ditch columnar structure buries pointing under.Not only construction is simple, but also further ensure that the total quality in section face, it is not necessary to
Worry for the lancing time and depth of permeable concrete topping, and for setting for seam, exactly most critical is also most to the two factors
Rambunctious, the factor of consideration is too many, control it is bad if, time early side mouthful, which will appear to burst apart, influences beauty, especially pair
Water permeable concrete it is such without husky class rigid pavement for, the case where time, which has been grown, will appear to fall, evening time for cutting and Fei Renli
With blade, consumptive material.In addition the uniformity that seam also assures seam depth is directly set in this way, because plate is all to want in advance according to design
Seek well cutting.And then in turn ensure the uniformity of road deck block, the filler material using seam is no longer needed in the later period, and then without
Worry some contingency questions, for example press the usage mode of old technique, the pitch quasi-grease of filler material majority, such material is anti-ageing
Change and heat-resisting quantity is poor, under summer high-temperature, the material in seam can soften even after thermal expansion, and spill-over occurs, and is easy when pedestrian walks viscous
Foot, and road pavement pollutes, and the dark asphalt spot of large area is had on road surface, influences the beauty of road.By several
After height thermoperiod, pointing loses original performance and effect substantially, needs running maintenance and cleaning.It is applied using new
Work method, from project progress for, be in addition not occupy the construction time, but also further ensured section face integral construction
Integrality, subsequent cutting gives finished product bring to destroy, and the requirement to execution conditions can substantially reduce, and new construction method is big
Reduce requirement to execution conditions greatly, also further improve construction environment, further ensure the quality of finished product, reduce by
Finished product bring secondary pollution is given in cutting.
Embodiment
S1: upper tiling has top course 3 on construction ground, in the top of top course 3 red pen mark construction joint and swollen
The setting position of expansion joint (E.J.), can accurately stitch when pouring so as to the later period, be divided into 4.5M, add again at interval of three construction joints
One of dilatation joint；
S2: it before initial set, hangs down using rectangular aluminium alloy extrusions as ruler along profile direction in design lancing location
Directly in road surface, lateral joint-cutting is carried out, need to guarantee that the straight of joint-cutting line, scale error scope control manually use spatula in ± 0.5mm
Downwards shovel cut, be cut into together slightly larger than plate thickness penetrating gap root out waste material need to unify recycle；
S3: joint filling plate includes KT plate and graphite composite plate 1, and construction joint is KT plate, in use can be according to existing
Field situation is arbitrarily cut；Dilatation joint then uses graphite composite plate 1, and such material is compared to general plate toughness, stability, anti-ageing
The property changed, waterproofness etc. will be strong, have and prevent fires and characteristic resistant to high temperature, and the length of KT plate and graphite composite plate 1 is 10cm, size
Error range control stays 0.5cm edging position to polish in ± 1cm, and the material of KT plate is pressed by PS material by foaming, KT
The two sides heat of plate is covered with protection film, and the material of graphite composite plate 1 is the graphite modified composite board of RZ, the thickness and graphite of KT plate
The thickness of composite plate 1 is identical；
S4: in embedded joint filling plate, joint filling plate is lower than entirety road surface 4mm, recycles sanding machine to KT plate and graphite
The surrounding position of composite plate 1 is polished, and polish time 5min, keeps it sufficiently closely knit and smooth, surfacing is closely knit, especially answers
It is to be noted that lower layer will be aligned without the seam position of husky pervious bed and upper layer finish coat, the width of seam will be unified, and scale error can not
± 0.5mm needs to check polishing position after polishing；
S5: after sanding machine polishing, sprinkling water to joint filling position, need to guarantee that the surface moisture in watering region is equal
Even, watering process is divided into twice, and watering interval is not less than 15min every time, and needs to cover membrane curing after watering, when maintenance
Between be 5.5H, not stackable weight, prevents joint filling from deforming, influences filleting at the top of film；
S6: caulking material includes glass cement 2, after maintenance terminates, removes film, clears up impurity in gap,
The construction of 2 filleting of glass cement is recycled, filleting process is divided into twice, 75% of filleting filling for the first time not less than joint filling total height, quiet
After setting 25min, secondary filleting filling is carried out, secondary filleting need to guarantee that glass cement 2 is parallel with joint filling, and the color of glass cement 2 is nothing
Color is transparent；
S7: after the completion of filleting, covering film again, and film corner location is placed masonry and fixed, and the film cover time is
2.5H after film removal, carries out glue operation to the filleting position to sink naturally.
Although hereinbefore invention has been described by reference to embodiment, the scope of the present invention is not being departed from
In the case where, various improvement can be carried out to it and can replace component therein with equivalent.Especially, as long as being not present
Structural conflict, the various features in presently disclosed embodiment can be combined with each other use by any way,
The description for not carrying out exhaustive to the case where these combinations in this specification is examined merely for the sake of omission length with what is economized on resources
Consider.Therefore, the invention is not limited to specific embodiments disclosed herein, but the institute including falling within the scope of the appended claims
There is technical solution.
Claims (3)
1. a kind of construction joint of permeable concrete topping of color asphalt and the construction method of dilatation joint, which is characterized in that including following step
It is rapid:
S1: upper tiling has top course (3) on construction ground, marks construction joint with red pen at the top of the top course (3)
It with the setting position of dilatation joint, can accurately be stitched when being poured so as to the later period, be divided into 4M~5M, at interval of three construction joints
One of dilatation joint is added again；
S2: before initial set, in design lancing location, using rectangular aluminium alloy extrusions as ruler, along profile direction perpendicular to
Road surface carries out lateral joint-cutting, need to guarantee the straight of joint-cutting line, and scale error scope control is manually downward with spatula in ± 0.5mm
Shovel is cut, be cut into together slightly larger than plate thickness penetrating gap root out waste material need to unify recycle；
S3: joint filling plate includes KT plate and graphite composite plate (1), and construction joint is the KT plate, in use can be according to
Field condition is arbitrarily cut；Dilatation joint then uses the graphite composite plate (1), and such material is compared to general plate toughness, steady
Qualitative, ageing resistance, waterproofness etc. will be strong, have fire prevention and characteristic resistant to high temperature, the KT plate and the graphite composite plate
(1) length is 8cm~12cm, and scale error scope control stays 0.5cm~1cm edging position to polish in ± 1cm；
S4: in embedded joint filling plate, joint filling plate be lower than entirety road surface 3mm~5mm, recycle sanding machine to the KT plate with
The surrounding position of the graphite composite plate (1) is polished, and polish time 5min~10min, makes its sufficiently closely knit and smooth, table
Face is smooth closely knit, and especially it should be noted that lower layer will be aligned without the seam position of husky pervious bed and upper layer finish coat, the width of seam is wanted
It is unified, scale error can not ± 0.5mm, need to check polishing position after polishing；
S5: after sanding machine polishing, sprinkling water to joint filling position, need to guarantee that the surface moisture in watering region is uniform, spill
Water process is divided into twice, and watering interval is not less than 15min~20min every time, and needs to cover membrane curing after watering, conserves
Time is 4H~7H, and not stackable weight at the top of film prevents joint filling from deforming, influences filleting；
S6: caulking material includes glass cement (2), after maintenance terminates, removes film, clears up impurity in gap, then
It is constructed using the glass cement (2) filleting, filleting process is divided into twice, and filleting filling for the first time is not less than the 70% of joint filling total height
~80%, after standing 20min~30min, secondary filleting filling is carried out, secondary filleting need to guarantee the glass cement (2) and joint filling
In parallel；
S7: after the completion of filleting, covering film again, and film corner location is placed masonry and fixed, and the film cover time is 2H~3H,
After film removal, glue operation is carried out to the filleting position to sink naturally.
2. a kind of construction joint of the permeable concrete topping of color asphalt according to claim 1 and the construction method of dilatation joint,
Be characterized in that: the material of the KT plate is pressed by PS material by foaming, and the two sides heat of the KT plate is covered with protection film,
The material of the graphite composite plate (1) is the graphite modified composite board of RZ, the thickness and the graphite composite plate (1) of the KT plate
Thickness it is identical.
3. a kind of construction joint of the permeable concrete topping of color asphalt according to claim 1 and the construction method of dilatation joint,
Be characterized in that: the color of the glass cement (2) is colorless and transparent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910624103.8A CN110241675B (en) | 2019-07-11 | 2019-07-11 | Construction method for construction joint and expansion joint of colored asphalt permeable concrete pavement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910624103.8A CN110241675B (en) | 2019-07-11 | 2019-07-11 | Construction method for construction joint and expansion joint of colored asphalt permeable concrete pavement |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110241675A true CN110241675A (en) | 2019-09-17 |
| CN110241675B CN110241675B (en) | 2021-03-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910624103.8A Active CN110241675B (en) | 2019-07-11 | 2019-07-11 | Construction method for construction joint and expansion joint of colored asphalt permeable concrete pavement |
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| CN (1) | CN110241675B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1110349A (en) * | 1994-04-13 | 1995-10-18 | 武汉市市政科学技术研究所 | Soft joint-making constructing method for cement pavement longitudinal contraction joint |
| CN1110348A (en) * | 1994-04-13 | 1995-10-18 | 武汉市市政科学技术研究所 | Soft joint-making constructing method and special equipment for cement pavement lateral contraction joint |
| KR100740279B1 (en) * | 2006-09-18 | 2007-07-18 | 일승시스템 주식회사 | Joint of underground passage |
| CN103233408A (en) * | 2013-05-08 | 2013-08-07 | 江苏永泰建造工程有限公司 | Cement concrete expansion joint structure with large area ground, and implementation method thereof |
| CN104294729A (en) * | 2014-08-25 | 2015-01-21 | 四川金锋建设有限公司 | Method for constructing concrete pavement |
| CN204199138U (en) * | 2014-08-08 | 2015-03-11 | 中国建筑第八工程局有限公司 | Concrete road surface expansion joint structure |
| CN105714642A (en) * | 2016-03-10 | 2016-06-29 | 长沙理工大学 | Joints and construction method suitable for continuous reinforced concrete pavement structure |
| CN109778633A (en) * | 2018-12-24 | 2019-05-21 | 中国电建集团山东电力建设第一工程有限公司 | A kind of detachable expansion joint plate of spigot-and-socket and construction method |
-
2019
- 2019-07-11 CN CN201910624103.8A patent/CN110241675B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1110349A (en) * | 1994-04-13 | 1995-10-18 | 武汉市市政科学技术研究所 | Soft joint-making constructing method for cement pavement longitudinal contraction joint |
| CN1110348A (en) * | 1994-04-13 | 1995-10-18 | 武汉市市政科学技术研究所 | Soft joint-making constructing method and special equipment for cement pavement lateral contraction joint |
| KR100740279B1 (en) * | 2006-09-18 | 2007-07-18 | 일승시스템 주식회사 | Joint of underground passage |
| CN103233408A (en) * | 2013-05-08 | 2013-08-07 | 江苏永泰建造工程有限公司 | Cement concrete expansion joint structure with large area ground, and implementation method thereof |
| CN204199138U (en) * | 2014-08-08 | 2015-03-11 | 中国建筑第八工程局有限公司 | Concrete road surface expansion joint structure |
| CN104294729A (en) * | 2014-08-25 | 2015-01-21 | 四川金锋建设有限公司 | Method for constructing concrete pavement |
| CN105714642A (en) * | 2016-03-10 | 2016-06-29 | 长沙理工大学 | Joints and construction method suitable for continuous reinforced concrete pavement structure |
| CN109778633A (en) * | 2018-12-24 | 2019-05-21 | 中国电建集团山东电力建设第一工程有限公司 | A kind of detachable expansion joint plate of spigot-and-socket and construction method |
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| Publication number | Publication date |
|---|---|
| CN110241675B (en) | 2021-03-30 |
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