CN101985823A - Sliding continuous reinforced concrete pavement, composite pavement and construction method thereof - Google Patents
Sliding continuous reinforced concrete pavement, composite pavement and construction method thereof Download PDFInfo
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- CN101985823A CN101985823A CN 201010527421 CN201010527421A CN101985823A CN 101985823 A CN101985823 A CN 101985823A CN 201010527421 CN201010527421 CN 201010527421 CN 201010527421 A CN201010527421 A CN 201010527421A CN 101985823 A CN101985823 A CN 101985823A
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Abstract
The invention discloses a sliding continuous reinforced concrete pavement, a composite pavement and a construction method thereof. The sliding continuous reinforced concrete pavement comprises a base layer, wherein a surface layer of the sliding continuous reinforced concrete pavement which is poured with concrete is paved on the base layer; continuous steel meshes and auxiliary steel bars are embedded in the concrete; the continuous steel meshes are bound on the auxiliary steel bars; expansion joints are formed on two sides of the continuous steel meshes; and a drag-reducing layer is arranged between the base layer and the surface layer of the sliding continuous reinforced concrete pavement. The drag-reducing layer is arranged between the base layer and the surface layer of the sliding continuous reinforced concrete pavement, limited sliding in a horizontal direction between the base layer and the surface layer of the sliding continuous reinforced concrete pavement is realized, the expansion joints, instead of anchoring piers, are arranged on the two sides of the continuous steel meshes, the fracture interval is regular, the width is low, and the service life of the pavement is prolonged.
Description
Technical field
The present invention relates to the road structure technology, relate in particular to a kind of sliding continuous reinforced concrete pavement, composite pavement and job practices thereof.
Background technology
The reinforced concrete pavement be a kind of in the concrete surface laminate configuration in length and breadth to the concrete road surface structure that seam is set of reinforcing bar (or steel wire) net, steel mesh reinforcement wherein can be controlled the amount of opening in slit, crack.Wherein, the reinforcing bar of steel mesh reinforcement generally adopts the reinforcing bar of minor diameter, in length and breadth can be identical or different to the diameter of reinforcing bar, and the minimum spacing between the reinforcing bar can be the twice of the maximum particle diameter of gathering materials; The lap length of reinforcing bar can be more than 24 times of bar diameter.Reinforcing bar is usually located under the concrete slab end face in 1/3～1/2 thickness range, and reinforcing bar center, the outside can be 10～15cm to the distance of seam or free margins, and minimum cover of reinforcement is preferably and is not less than 5cm; The kerf spacing that contracts of armored concrete slab (being that plate is long) is generally 10～20m, and maximum should not surpass 30m, generally need establish dowel bar in the seam that contracts of reinforced concrete pavement.
Fig. 1 is the longitudinally cutting side-looking structural representation of existing continuous reinforced concrete pavement, as shown in Figure 1, in continuous reinforced concrete pavement, along vertically disposing continuous steel mesh reinforcement in the concrete surface laminate on the basic unit 1 11, the two ends of longitudinal reinforcement 12 are fixed on the anchoring pier 13 in the steel mesh reinforcement, except with other junction, road surface or contiguous structure near expansion joint (E.J.) is being set, and look construction and need be provided with outside the constuction joint, generally do not establish transverse joint.Continuous reinforced concrete pavement structure changes under the internal stress effect that causes in temperature and humidity may produce transverse crack.In the existing continuous reinforced concrete pavement standard, the spacing of the transverse crack of permission is generally 1.0～3.0m, and the mean breadth in the slit of transverse crack is generally 0.2～0.5mm; Guarantee that the intact required quantity of reinforcement of transverse crack is 0.6%～0.8% of a concrete slab basal area.The buried depth of reinforcing bar can be under end face in 1/3～1/2 thickness range, and the lap length of reinforcing bar can be for more than the 50cm or be 30 times of bar diameter, and all overlap joints stagger; The reinforcement ratio of transverse reinforcement is about 1/8～1/5 of longitudinal reinforcement, adopts indented bars to reinforcing bar in length and breadth, to guarantee having enough bond stresss between concrete and the reinforcing bar; Casting process need be provided with constuction joint when interrupting, and constuction joint adopts the flush joint pattern, and is the pull bar enhancing of 1m with length.Wherein, the diameter of pull bar can be identical with longitudinal reinforcement with spacing, reinforces into continuous integral body with the concrete plate that guarantees the constuction joint both sides; In the end of concrete plate, the end of the bridge junction, with other road surface landing edge place expansion joint (E.J.) is set, so that concrete expansion is allowed some leeway.
In the existing continuous reinforced concrete pavement, adopt fixedly longitudinal reinforcement of anchoring pier, the crack appears in road surface easily, and fracture interval is irregular, and the crack is wide, influences the application life on road surface.
Summary of the invention
The invention provides a kind of sliding continuous reinforced concrete pavement, composite pavement and job practices thereof, it is irregular to solve existing continuous reinforced concrete pavement fracture interval, the problem that the crack is wide.
The invention provides a kind of sliding continuous reinforced concrete pavement, comprising: basic unit, wherein:
Be equipped with the sliding continuous reinforced concrete pavement surface layer that forms by concreting in the described basic unit; Be embedded with continuity reinforcement(bar) net and handling reinforcement in the described concrete, the colligation of described continuity reinforcement(bar) net is on described handling reinforcement, and the both sides of described continuity reinforcement(bar) net are provided with the shrinkage joint;
Be provided with the drag reduction layer between described basic unit and the described sliding continuous reinforced concrete pavement surface layer.
Wherein, individual layer arrangement of reinforcement steel mesh reinforcement or double-deck arrangement of reinforcement steel mesh reinforcement are elected in described continuity reinforcement(bar) network optimization as.
Further, described continuity reinforcement(bar) net comprises longitudinal reinforcement and transverse reinforcement, and described transverse reinforcement becomes set angle to arrange with respect to described longitudinal reinforcement.
Described drag reduction layer is preferably plastic film layers, composite earthwork rete or composite plastic woven layer of cloth.
The present invention also provides a kind of job practices of sliding continuous reinforced concrete pavement, wherein, sliding continuous reinforced concrete pavement is arbitrary sliding continuous reinforced concrete pavement provided by the invention, and the job practices of this sliding continuous reinforced concrete pavement comprises:
In basic unit, lay the drag reduction layer;
On described drag reduction layer, handling reinforcement is set;
Colligation continuity reinforcement(bar) net on described handling reinforcement;
Concreting on the drag reduction layer that forms described handling reinforcement and continuity reinforcement(bar) net, and the shrinkage joint is set in the both sides of described continuity reinforcement(bar) net, form described sliding continuous reinforced concrete pavement surface layer.
Further, the job practices of this sliding continuous reinforced concrete pavement also comprises:
According to the friction factor of described basic unit and described continuous reinforcement concrete pavement, determine the continuous length of described sliding continuous reinforced concrete pavement surface layer.
The present invention also provides a kind of composite pavement, wherein, comprising: arbitrary described sliding continuous reinforced concrete pavement provided by the invention;
Be equipped with tack coat on the described sliding continuous reinforced concrete pavement;
Be equipped with asphalt concrete pavement on the described tack coat.
The present invention also provides a kind of job practices of composite pavement, and wherein, this composite pavement is arbitrary composite pavement provided by the invention, and the job practices of this composite pavement comprises:
In basic unit, lay the drag reduction layer;
The upright reinforcing bar of balladeur train is set on described drag reduction layer;
Colligation continuity reinforcement(bar) net on described handling reinforcement;
Concreting on the drag reduction layer that forms described handling reinforcement and continuity reinforcement(bar) net, and the shrinkage joint is set in the both sides of described continuity reinforcement(bar) net, form described sliding continuous reinforced concrete pavement surface layer;
On described sliding continuous reinforced concrete pavement, lay tack coat;
On described tack coat, lay asphalt concrete pavement.
Sliding continuous reinforced concrete pavement provided by the invention, composite pavement and job practices thereof, between basic unit and sliding continuous reinforced concrete pavement surface layer, be provided with the drag reduction layer, level between realization basic unit and the sliding continuous reinforced concrete pavement surface layer is to limited slip, continuity reinforcement(bar) net both sides do not need to be provided with the anchoring pier, and change the shrinkage joint of retractable into, can reduce the generation in crack, and the fracture interval rule that produces, width is little, thereby improves the application life on road surface.
Description of drawings
Fig. 1 is the longitudinally cutting side-looking structural representation of existing continuous reinforced concrete pavement;
The local longitudinally cutting side-looking structural representation of the sliding continuous reinforced concrete pavement that Fig. 2 provides for the embodiment of the invention one;
The fragmentary top TV structure schematic diagram of the sliding continuous reinforced concrete pavement that Fig. 3 provides for the embodiment of the invention two;
The schematic flow sheet of the job practices of the sliding continuous reinforced concrete pavement that Fig. 4 provides for the embodiment of the invention three;
The local longitudinally cutting side-looking structural representation of the composite pavement that Fig. 5 provides for the embodiment of the invention four;
The schematic flow sheet of the job practices of the composite pavement that Fig. 6 provides for the embodiment of the invention five.
Main Reference numeral:
1-basic unit; 11-concrete surface laminate; The 12-longitudinal reinforcement;
13-anchoring pier; The sliding continuous reinforcement of 2-mixes the 21-concrete;
Coagulate the soil surface surface layer;
22-continuity reinforcement(bar) net; The 221-longitudinal reinforcement; The 222-transverse reinforcement;
The 23-handling reinforcement; 3-drag reduction layer; The 4-shrinkage joint;
The sliding continuous reinforcement 6-of 5-tack coat; The 7-asphalt concrete pavement.
The rigid pavement;
The specific embodiment
For the purpose, technical scheme and the advantage that make the embodiment of the invention clearer, below in conjunction with the accompanying drawing in the embodiment of the invention, technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that is obtained under the creative work prerequisite.
Embodiment one
The local longitudinally cutting side-looking structural representation of the sliding continuous reinforced concrete pavement that Fig. 2 provides for the embodiment of the invention one, as shown in Figure 2, this sliding continuous reinforced concrete pavement, comprise: basic unit 1 is equipped with in the described basic unit 1 by concrete 21 and builds the sliding continuous reinforced concrete pavement surface layer 2 that forms; Be embedded with continuity reinforcement(bar) net 22 and handling reinforcement 23 in the described concrete 21, described continuity reinforcement(bar) net 22 colligations are on described handling reinforcement 23, and the both sides of described continuity reinforcement(bar) net 22 are provided with shrinkage joint 4; Wherein, in work progress, handling reinforcement 23 can directly be erected in the basic unit 1, and the mode that does not adopt borehole anchorage to set up.There is joint sealing material at the shrinkage joint 4 of the both sides of described continuity reinforcement(bar) net 22 at sliding continuous reinforced concrete pavement surface layer two ends longitudinally in the shrinkage joint, but free shrink.
Be provided with drag reduction layer 3 between basic unit 1 and the sliding continuous reinforced concrete pavement surface layer 2.
In the sliding continuous reinforced concrete pavement of present embodiment, between basic unit and sliding continuous reinforced concrete pavement surface layer, be provided with the drag reduction layer, level between realization basic unit and the sliding continuous reinforced concrete pavement surface layer is to limited slip, continuity reinforcement(bar) net both sides do not need to be provided with the anchoring pier, and change the shrinkage joint of retractable into, can reduce the generation in crack, and the fracture interval rule that produces, width is little, thereby improves the application life on road surface.
Embodiment two
The fragmentary top TV structure schematic diagram of the sliding continuous reinforced concrete pavement that Fig. 3 provides for the embodiment of the invention two, on the basis of embodiment one, continuity reinforcement(bar) net 22 can be individual layer arrangement of reinforcement steel mesh reinforcement or double-deck arrangement of reinforcement steel mesh reinforcement.As shown in Figure 3, continuity reinforcement(bar) net 22 can comprise longitudinal reinforcement 221 and transverse reinforcement 222, and described transverse reinforcement 222 can become set angle to arrange with respect to described longitudinal reinforcement 221.In the road structure being vertically with the direction of traffic, serves as horizontal with the width of roadway direction.
Though sliding continuous reinforced concrete pavement ftractures under driving vertical load and long panel buckling deformation effect easily, but cracking is closeable active fissure under the constraint of continuity reinforcement(bar) net, the seam in crack is wide can be effectively controlled, control the crack seam wide≤1.0mm, moisture not leakiness enters the crack, has prevented the frost heave breakage.
Further, the continuous length of sliding continuous reinforced concrete pavement surface layer is preferably 100m to 900m, concrete length can be determined according to the friction factor of basic unit and continuous reinforcement concrete pavement, be generally be interrupted the reinforced concrete pavement plate long more than 10 times, help realizing nothing but the load crack, before handing over, do not ftracture to guarantee sliding continuous reinforced concrete pavement surface layer.Wherein, can determine the continuous length of sliding continuous reinforced concrete pavement surface layer according to the structure spacing at initial two ends, can calculate according to the continuous length of sliding continuous reinforced concrete pavement surface layer then and determine at the bottom of the plate for example 0.5-1.5 of coefficient of friction, according to the drag reduction material of laying at the bottom of the coefficient of friction option board at the bottom of this plate.Particularly, the drag reduction layer can be chosen for plastic film layers, composite earthwork rete or composite plastic woven layer of cloth etc., and the material that the drag reduction layer is selected is to have the material that reduces the frictional resistance effect.
Particularly, sliding continuous reinforced concrete pavement can be according to preventing that the crack from producing the concrete bias voltage intensity of squeezing broken formation zone of fracture and determining concrete resistance to compression design strength grade, and bias voltage intensity is 1.3-1.7 times of general positive compressive strength.Therefore, in low temperature season making when construction in spring and autumn, if cement concrete can be used in concrete mix temperature≤22 ℃; In hot day in summer during making, temperature is higher, then can use total volume to be not more than 30% fly ash concrete, and to reduce heat of hydration temperature peak value, control cooling is thereafter ftractureed.In the process of road surfacing, preferably, three meters vertical planeness≤4.0mm of ruler of last basic unit; Horizontal planeness≤5mm, and do not have hole, nothing arch bag, do not influence the sliding deformation of top panel.By improving Base Smoothness and the drag reduction layer being set, can shrink the high tensile stress cracking that causes to the temperature difference and wet difference with limited slip emission levels.A kind of road surface between the armored concrete road surface of the indefinite length of being interrupted reinforced concrete pavement and ground anchor beam anchoring.In addition, can be according to frictional resistance at the bottom of maximum day and night temperature, annual range of temperature and the plate of the concrete environment of laying sliding continuous reinforced concrete pavement, calculate the longitudinal sliding motion displacement that sliding continuous reinforced concrete pavement allows, expansion joint (E.J.) is set, isolates seam or shrinkage joint according to the longitudinal sliding motion displacement.For example:, during the maximum longitudinal sliding motion displacement of annual range of temperature≤10mm, the expansion joint (E.J.) of expansion joint (E.J.) plate width 25-30mm is set or isolates seam as one-sided maximum round the clock longitudinal sliding motion displacement≤5mm.As one-sided maximum round the clock longitudinal sliding motion displacement＞5mm, during the maximum longitudinal sliding motion displacement of annual range of temperature＞10mm, the suitable bridge expanssion joint that the telescopic displacement amount meets the demands is set.
Preferably application scenarios is as follows for sliding continuous reinforced concrete pavement in the embodiment of the invention.Scene one, be applied at a high speed, the runway and the fast panel of Class I highway, because the gradient≤2% of the horizontal wall inscription of Class I highway at a high speed,, the gradient of longitudinal gradient≤5%, the about 500m of minimum negotiable radius, sliding continuous reinforced concrete pavement is applied on runway and the fast, and adopt wide hardened verge and the road kerb of about 2.5m to obligate, can not produce lateral sliding and shift out.Scene two, be applied to the runway panel of Class II highway,, also can not produce lateral sliding and shift out because Class II highway has the hard and soft two kinds of constraints of hardened verge, road kerb and Soft Shoulder.And sliding continuous reinforced concrete pavement be vertically arranged with the swell-shrinking deformation that discharges by expansion joint (E.J.) and shrinkage joint, and can not produce permanent slide displacement.
In the sliding continuous reinforced concrete pavement of present embodiment, between basic unit and sliding continuous reinforced concrete pavement surface layer, be provided with the drag reduction layer, level between realization basic unit and the sliding continuous reinforced concrete pavement surface layer is to limited slip, continuity reinforcement(bar) net both sides do not need to be provided with the anchoring pier, and change the shrinkage joint of retractable into, can reduce the generation in crack, and the fracture interval rule that produces, width is little, thereby improves the application life on road surface.
Embodiment three
The schematic flow sheet of the job practices of the sliding continuous reinforced concrete pavement that Fig. 4 provides for the embodiment of the invention three, wherein, the sliding continuous reinforced concrete pavement of any one structure of providing among the foregoing description one, the embodiment two is provided this sliding continuous reinforced concrete pavement, as shown in Figure 4, the job practices of this sliding continuous reinforced concrete pavement may further comprise the steps:
Step 101, in basic unit, lay the drag reduction layer;
Step 102, on described drag reduction layer, handling reinforcement is set;
Step 103, on described handling reinforcement colligation continuity reinforcement(bar) net;
Step 104, on the drag reduction layer that forms described handling reinforcement and continuity reinforcement(bar) net concreting, and the shrinkage joint is set in the both sides of described continuity reinforcement(bar) net, form described sliding continuous reinforced concrete pavement surface layer.
Further, the job practices of this sliding continuous reinforced concrete pavement can also comprise the step of the continuous length of determining sliding continuous reinforced concrete pavement surface layer, be specially:, determine the continuous length of described sliding continuous reinforced concrete pavement surface layer according to the friction factor of described basic unit and described continuous reinforcement concrete pavement.Wherein, the continuous length of sliding continuous reinforced concrete pavement surface layer is preferably 100m to 900m, specifically can be with reference to the associated description in the foregoing description two.
The structure of the sliding continuous reinforced concrete pavement that forms through this job practices can be referring to the associated description among Fig. 2, Fig. 3 and the foregoing description one, the embodiment two.
In the job practices of the sliding continuous reinforced concrete pavement of present embodiment, by between basic unit and sliding continuous reinforced concrete pavement surface layer, the drag reduction layer being set, level between realization basic unit and the sliding continuous reinforced concrete pavement surface layer is to limited slip, continuity reinforcement(bar) net both sides do not need to be provided with the anchoring pier, and change the shrinkage joint of retractable into, can reduce the generation in crack, and the fracture interval rule that produces, width is little, thereby improves the application life on road surface.
Embodiment four
The local longitudinally cutting side-looking structural representation of the composite pavement that Fig. 5 provides for the embodiment of the invention four, as shown in Figure 5, this composite pavement comprises: the sliding continuous reinforced concrete pavement 5 of any one structure that provides among the above embodiment of the present invention one, the embodiment two; Be equipped with tack coat 6 on the sliding continuous reinforced concrete pavement 5; Be equipped with asphalt concrete pavement 7 on the tack coat 6.
In the present embodiment composite pavement, between basic unit and sliding continuous reinforced concrete pavement surface layer, be provided with the drag reduction layer, level between realization basic unit and the sliding continuous reinforced concrete pavement surface layer is to limited slip, continuity reinforcement(bar) net both sides do not need to be provided with the anchoring pier, and change the shrinkage joint of retractable into, can reduce the generation in crack, and the fracture interval rule that produces, width is little, thereby improves the application life on road surface.
Embodiment five
The schematic flow sheet of the job practices of the composite pavement that Fig. 6 provides for the embodiment of the invention five, wherein, the composite pavement of any one structure of providing in the foregoing description four is provided this sliding continuous reinforced concrete pavement, as shown in Figure 6, the job practices of this composite pavement may further comprise the steps:
The structure of the sliding continuous reinforced concrete pavement that this job practices of process forms can be referring to the associated description in Fig. 5 and the foregoing description three.
In the job practices of present embodiment composite pavement, by between basic unit and sliding continuous reinforced concrete pavement surface layer, the drag reduction layer being set, level between realization basic unit and the sliding continuous reinforced concrete pavement surface layer is to limited slip, continuity reinforcement(bar) net both sides do not need to be provided with the anchoring pier, and change the shrinkage joint of retractable into, can reduce the generation in crack, and the fracture interval rule that produces, width is little, thereby improves the application life on road surface.
It should be noted that at last: above embodiment only in order to technical scheme of the present invention to be described, is not intended to limit; Although with reference to previous embodiment the present invention is had been described in detail, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (8)
1. sliding continuous reinforced concrete pavement, comprising: basic unit is characterized in that:
Be equipped with the sliding continuous reinforced concrete pavement surface layer that forms by concreting in the described basic unit; Be embedded with continuity reinforcement(bar) net and handling reinforcement in the described concrete, the colligation of described continuity reinforcement(bar) net is on described handling reinforcement, and the both sides of described continuity reinforcement(bar) net are provided with the shrinkage joint;
Be provided with the drag reduction layer between described basic unit and the described sliding continuous reinforced concrete pavement surface layer.
2. sliding continuous reinforced concrete pavement according to claim 1 is characterized in that, described continuity reinforcement(bar) net is individual layer arrangement of reinforcement steel mesh reinforcement or double-deck arrangement of reinforcement steel mesh reinforcement.
3. sliding continuous reinforced concrete pavement according to claim 2 is characterized in that, described continuity reinforcement(bar) net comprises longitudinal reinforcement and transverse reinforcement, and described transverse reinforcement becomes set angle to arrange with respect to described longitudinal reinforcement.
4. according to the arbitrary described sliding continuous reinforced concrete pavement of claim 1-3, it is characterized in that described drag reduction layer is plastic film layers, composite earthwork rete or composite plastic woven layer of cloth.
5. the job practices as the arbitrary described sliding continuous reinforced concrete pavement of claim 1-4 is characterized in that, comprising:
In basic unit, lay the drag reduction layer;
On described drag reduction layer, handling reinforcement is set;
Colligation continuity reinforcement(bar) net on described handling reinforcement;
Concreting on the drag reduction layer that forms described handling reinforcement and continuity reinforcement(bar) net, and the shrinkage joint is set in the both sides of described continuity reinforcement(bar) net, form described sliding continuous reinforced concrete pavement surface layer.
6. the job practices of sliding continuous reinforced concrete pavement according to claim 5 is characterized in that, also comprises:
According to the friction factor of described basic unit and described continuous reinforcement concrete pavement, determine the continuous length of described sliding continuous reinforced concrete pavement surface layer.
7. a composite pavement is characterized in that, comprising:
As the arbitrary described sliding continuous reinforced concrete pavement of claim 1-4;
Be equipped with tack coat on the described sliding continuous reinforced concrete pavement;
Be equipped with asphalt concrete pavement on the described tack coat.
8. the job practices of a composite pavement as claimed in claim 7 is characterized in that, comprising:
In basic unit, lay the drag reduction layer;
On described drag reduction layer, handling reinforcement is set;
Colligation continuity reinforcement(bar) net on described handling reinforcement;
Concreting on the drag reduction layer that forms described handling reinforcement and continuity reinforcement(bar) net, and the shrinkage joint is set in the both sides of described continuity reinforcement(bar) net, form described sliding continuous reinforced concrete pavement surface layer;
On described sliding continuous reinforced concrete pavement, lay tack coat;
On described tack coat, lay asphalt concrete pavement.
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| CN 201010527421 CN101985823A (en) | 2010-10-26 | 2010-10-26 | Sliding continuous reinforced concrete pavement, composite pavement and construction method thereof |
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| CN 201010527421 CN101985823A (en) | 2010-10-26 | 2010-10-26 | Sliding continuous reinforced concrete pavement, composite pavement and construction method thereof |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102286909A (en) * | 2011-05-02 | 2011-12-21 | 山西省交通科学研究院 | Continuous steel bar distribution concrete pavement based on steel bar welding net |
| CN103382696A (en) * | 2013-06-05 | 2013-11-06 | 汤伟良 | Reinforced structure for cement concrete road, cement concrete road and construction method |
| CN106468043A (en) * | 2016-09-27 | 2017-03-01 | 湖北工业大学 | A kind of reinforcing bar for strengthening inferior grade concrete road is followed closely and construction method |
| CN108978392A (en) * | 2018-06-27 | 2018-12-11 | 武汉华中科大土木工程检测中心 | A kind of big spacing seam arrangement of reinforcement cement concrete pavement structure and method of construction |
| CN109338840A (en) * | 2018-10-13 | 2019-02-15 | 湖北安达泰建设工程有限公司 | A kind of high intensity road surface and its construction technology |
| 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 |
| CN113174802A (en) * | 2021-04-30 | 2021-07-27 | 福建永宏建设工程有限公司 | High-bearing-capacity large-spacing joint cement pavement structure and construction method thereof |
| CN113584982A (en) * | 2021-08-25 | 2021-11-02 | 中冶南方城市建设工程技术有限公司 | Assembly type continuous reinforced concrete pavement and construction method thereof |
| CN114481742A (en) * | 2021-12-31 | 2022-05-13 | 合肥海博工程设计集团有限公司 | Construction method of municipal road asphalt concrete pavement |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102286909A (en) * | 2011-05-02 | 2011-12-21 | 山西省交通科学研究院 | Continuous steel bar distribution concrete pavement based on steel bar welding net |
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| 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 |
| CN113174802A (en) * | 2021-04-30 | 2021-07-27 | 福建永宏建设工程有限公司 | High-bearing-capacity large-spacing joint cement pavement structure and construction method thereof |
| CN113584982A (en) * | 2021-08-25 | 2021-11-02 | 中冶南方城市建设工程技术有限公司 | Assembly type continuous reinforced concrete pavement and construction method thereof |
| CN114481742A (en) * | 2021-12-31 | 2022-05-13 | 合肥海博工程设计集团有限公司 | Construction method of municipal road asphalt concrete pavement |
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Application publication date: 20110316 |