CN107542017A - A kind of assembled road construction method - Google Patents
A kind of assembled road construction method Download PDFInfo
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- CN107542017A CN107542017A CN201710766898.7A CN201710766898A CN107542017A CN 107542017 A CN107542017 A CN 107542017A CN 201710766898 A CN201710766898 A CN 201710766898A CN 107542017 A CN107542017 A CN 107542017A
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Abstract
The present invention relates to a kind of assembled road construction method, it is characterised in that comprises the following steps：Treat to pave and carry out pavement detection, walking along the street face region division of going forward side by side；It is prefabricated according to road surface region division progress paving in the prefabricated place in paving；Excavator is treated to pave and abolished, and carries out basic unit's leveling；The paving is lifted to and waits to pave by lifting machine by the hole for hoist on the prefabricated paving by region division；Assembled by seam construction in the prefabricated paving；Grouting vehicle pump carries out injecting treatment to paving bottom.The road laid by this method, because the paving of laying road is all prefabricated in special prefabricated place progress, transport job site after prefabricated to and carry out laying assembling, and assembling is rapid simple, greatly shorten the construction period, low to the Coherent traffic noise in city, quickly reparation to urban road is unimpeded to bring facility.
Description
Technical field
The present invention relates to technical field of road construction, more particularly to a kind of assembled road construction method.
Background technology
Common mode of building the road has two kinds, and one kind is casting concrete road construction, and another kind is that pitch rolls road and applied
Work.Then casting concrete road construction lays coagulation firstly the need of template is set in basic unit in the region in template besieged city
Soil, need using tank car then the concrete in tank car to be poured into concrete transportation to construction location in process of deployment
At road to be onstructed, fully vibrated using vibrator and concrete is consolidated and struck off, finally need to cut on the road surface of hardening
Flexible slit lamp sequence of operations, pitch roll road construction making base course first, and then making road structure layer, third layer are
Asphalt macadam, last making stone pin surface layer.With the increasingly reduction of petroleum resources, the price of pitch gradually steps up yield and subtracted increasingly
Less, the production of asphalt material and the construction of asphalt road, the situation of environmental pollution, and the paving of existing asphalt road are had unavoidably
If, it has to use substantial amounts of sand material, for urban road construction, using sand material work progress not environmentally, and
Sandstone material is not readily available.
In recent years, road maintenance and reconstruction and extension project were persistently strengthened the pressure of Coherent traffic noise, runway in airport,
The maintenance of heavy traffic highway and urban road and reconstruction and extension project, the admissible engineering time is limited, existing conventional road
Reparation, engineering time shared by reparation and reorganization and expansion is long, causes road to come into operation quickly.
The content of the invention
It is an object of the invention to provide a kind of assembled road construction method, with construction speed is fast, construction quality is high, green
The advantages that environmentally friendly.
The above-mentioned technical purpose of the present invention technical scheme is that：A kind of assembled road construction method,
It is characterised in that it includes following steps：
Treat to pave and carry out pavement detection, walking along the street face region division of going forward side by side；
It is prefabricated according to road surface region division progress paving in the prefabricated place in paving；
Excavator is treated to pave and abolished, and carries out basic unit's leveling；
The paving is lifted to and waits to pave by lifting machine by the hole for hoist on the prefabricated paving by region division；Institute
Prefabricated paving is stated to be assembled by seam construction；
Grouting vehicle pump carries out injecting treatment to paving bottom.
Further, assembled road construction method of the present invention, it is characterised in that the pavement detection use with
Lower method：
Test thickness in road surface is measured using supersonic array non-destructive detecting device, the equipment is carried out using the method for spot scan
Elevation data is collected, and the scanning element spacing is incremented by using horizontal 20cm longitudinal directions 40cm；
Road pavement carries out core boring sampling, measures core sample thickness, and contrast core sample thickness is taken the mean with test thickness and is worth to
Pavement Design absolute altitude.
Further, assembled road construction method of the present invention, it is characterised in that the prefabricated paving by with
Lower step obtains：The prefabricated paving is prefabricated according to region division to be paved progress, and the prefabricated paving is embedded with lifting and adjusted
Flat hole, jointing apparatus, transmission rod, transmission rod groove and grouting pipe；
The cement concrete to stir is poured to the prefabricated paving, control blanking height, avoids blanking from rushing
Hit the position skew of institute's preburied component and passage；
Concrete is fully vibrated after pouring；
Surface groove is carried out after the prefabricated paving institute casting concrete initial set；
The prefabricated paving is placed on 5~65 DEG C of temperature after solidification completely, temperature changing speed is less than 10 DEG C/h environment
Under conserved.
Further, assembled road construction method of the present invention, it is characterised in that the lifting leveling hole is set
In the prefabricated paving corner, the lifting leveling sky is provided with flange nut；The jointing apparatus in the prefabricated paving is the conical surface
Detachable seam component, the seam component include preburied component, connecting plate and dismountable cover plate.
Further, assembled road construction method of the present invention, it is characterised in that basic unit leveling by with
Lower step is implemented：
Control excavator is purged to the road surface cubic metre of earth and stone after abolishing；
Grade stake is laid in setting position, absolute altitude is calibrated by spirit level；
The designed elevation part is higher by basic unit to clear up using electric pick；
Scraping device is set up, repair materials are partially filled with less than the designed elevation to basic unit；
Whole basic unit is struck off using scraping device, controls whole basic unit to be under the designed elevation.
Further, assembled road construction method of the present invention, it is characterised in that the prefabricated paving assembling is adopted
Use following steps：In the lifting leveling hole installation hoisting ring, the hoisting ring is threadedly coupled with the flange nut, lifting machine
By the hoisting ring by assembly area belonging to the prefabricated paving lifting；
The prefabricated paving is placed in smooth good basic unit by lifting machine according to design direction by chain block；
Remove the hoisting ring to load leveling leading screw in the lifting leveling hole, set up spirit level；
Electric wrench rotates the leveling leading screw, and the leveling leading screw jacks up the prefabricated paving, coordinates spirit level, first
The leveling leading screw on the prefabricated paving diagonal, then leveling leading screw described in leveling the third angle are adjusted, adjustment is described prefabricated
Paving is to design height；
The connecting plate of the jointing apparatus is installed in the preburied component；Now the transmission rod cooperation is attached to adjacent
In transmission rod groove, if adjacent road surface needs to drill out transmission rod groove in adjacent road surface side using drilling machine without transmission rod groove；
Slip casting machine injects fast setting concrete into the transmission rod groove.
Further, assembled road construction method of the present invention, it is characterised in that to the prefabricated paving bottom
Slip casting uses following methods：Slip casting machine injects slip casting by the grouting pipe, and the grouting pipe includes injected hole, guiding gutter
And release aperture；The prefabricated paving includes at least two grouting pipes；The temperature of the slip casting is at least 220 DEG C；It is described
Release aperture pulp or grouting pressure stop slip casting when being more than 0.5MPa.
Further, assembled road construction method of the present invention, it is characterised in that the prefabricated paving arrangement of reinforcement is
Two bar-mat reinforcements, the bar-mat reinforcement are located at the top and bottom in the prefabricated paving respectively；Shake is provided with the prefabricated paving
Dynamic monitoring optical cable, the vibration monitoring optical cable are fixed on the bar-mat reinforcement.
Further, assembled road construction method of the present invention, it is characterised in that the prefabricated slab bottom is set
It is equipped with contact sensing element.
The present invention also provides a kind of assembled road, it is characterised in that the road occupation is any according to claim 1~9
Construction method described in claim constructs to obtain.
In summary, the invention has the advantages that, because the paving of laying road is all in special prefabricated place
Carry out prefabricated, transport job site to after prefabricated and laid, and assembled simple rapid, greatly short the construction period, drop
Low engineering time cost, and covering of roadway improves construction quality for standardization is prefabricated, also reduces municipal construction scene powder
The generation of dirt；On the other hand, paving bottom is provided with monitoring system element, and shape is used in service life to monitor paving
Condition, information interchange and collaboration for people-Che-road-environment of wisdom traffic provide data and supported, are also convenient for the dimension to the paving later stage
Shield, maintenance, pavement behavior monitoring, the shunting of vehicle, for wisdom traffic, intelligent city provide data supporting.
Brief description of the drawings
Fig. 1 is the flow chart of construction method in the present embodiment；
Fig. 2 is assembled road surface cross-sectional view described in the present embodiment；
Fig. 3 is that the division schematic diagram that paves is waited described in the present embodiment；
The arrangement of reinforcement schematic diagram in prefabricated paving in the present embodiment of Fig. 4 positions
Fig. 5 is the scheme of installation of flange nut described in the present embodiment；
Fig. 6 is the prefabricated paving preburied component position view described in the present embodiment；
Fig. 7 is vibration monitoring optical cable connected mode schematic diagram in the present embodiment；
Seam construction described in Fig. 8 the present embodiment, transmission rod, power transmission groove location distribution map；
Transmission rod described in Fig. 9 the present embodiment and transmission rod groove combination schematic diagram；
Road surface structural representation after flush joint in Figure 10 the present embodiment.
Case is embodied
In order that technique effect, scheme and the advantage that the present invention is implemented are clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, clear, complete description is carried out to technical scheme, it is clear that described embodiment be the present invention one
Section Example, rather than whole embodiments.
First embodiment
As shown in figure 1, the embodiment of the present invention provides a kind of assembled road construction method 100, comprise the following steps, it is special
Sign is：Treat to pave including 101 and carry out pavement detection, walking along the street face region division of going forward side by side；102 carry out paving in prefabricated place
It is prefabricated；103 excavators are treated to pave and abolished, and carry out basic unit's leveling；Prefabricated paving is lifted to band paving by 104 lifting machines
Road surface, and prefabricated paving is assembled；105 grouting vehicle pumps carry out injecting treatment to paving bottom；It is illustrated in figure 2 this construction
Assembled pavement structure schematic diagram after method construction.
Treat to pave first and carry out thickness distribution situation detection, wait to spread to collect using supersonic array non-destructive detecting device
Pavement Coat Thickness with Land；In the present embodiment, supersonic array detection device uses PL200-PE equipment, and the equipment is using spot scan
Method collects data；Scanning element is incremented by using horizontal 20cm longitudinal directions 40cm in the measurements.The thickness data collected is converged
Always, obtained for the thickness of scanning element interval using the method for spline interpolation value；Partly region to be paved is entered
Row core boring sampling, measure core sample thickness；Core sample thickness and the road surface thickness collected are contrasted, take the mean to obtain road surface
Designed elevation.It will wait to pave and be divided into rational region, to facilitate the prefabricated of follow-up paving；In the present embodiment, such as Fig. 3
Shown use divides to Shanghai City Hua Jinglu and Taibei East Road intersection pavement as embodiment, is divided into two kinds of road block S1
And S2, wherein S1 are 375 × 375cm, S2 is 375 × 500cm, and finally division subregion is numbered, follow-up prefabricated paving
Prefabrication and assembly construction will be carried out according to this numbering.
It is prefabricated according to the fast size progress paving of region division in the special prefabricated place in paving after region division,
Two bar-mat reinforcements are included inside prefabricated paving, respectively positioned at the top and bottom in prefabricated paving, arrangement of reinforcement is as shown in figure 4, prefabricated
Paving is formed using concreting；Prefabricated paving corner is provided with lifting leveling hole, and lifting leveling hole is flange nut, flange
The flange of nut is located at below top rebars net, specific as shown in figure 5, the position in lifting leveling hole is according to the big of prefabricated paving
It is small by Mechanics Calculation and obtain, in the present embodiment by taking 375 × 500cm plates as an example, lift by crane leveling hole position distance side 750mm away from
Short side 850mm；Jointing apparatus, transmission rod, power transmission groove and grouting pipe, above position such as Fig. 6 institutes are additionally provided with prefabricated paving
Show particularly have on road surface and inspection shaft hole is provided with the plate of inspection shaft.Concrete to be poured should strictly control match ratio, and make
With Large-scale machine set mix, the prefabricated of paving is carried out after stirring, pouring mouth will keep certain height to that need to pour prefabricated paving,
Avoid the percussion of concrete from causing pre-buried member position cheap, concrete is sufficiently shaken after the completion of pouring
Smash, surface groove is carried out to prefabricated paving after the concrete initial set poured, treats to solidify completely, prefabricated paving is placed on minimum
Temperature is not less than 5 DEG C, and maximum temperature is not higher than 65 DEG C, and temperature changing speed is conserved in the environment of being no more than 10 DEG C/h；More
Excellently, in maintenance processes, curing membrane or geomembrane can be covered in prefabricated deck surface to ensure temperature, concrete surface phase
90% cannot be less than to humidity；More preferably, steam curing can be used to prefabricated paving.Shake is internally provided with prefabricated paving
Dynamic monitoring optical cable, vibration monitoring optical cable are fixed on bar-mat reinforcement by band, and both ends optical fiber need to reserve the joint length more than 40cm
Degree；More preferably, prefabricated paving edges of boards are reserved with fiber termination box, and 40cm joint can be stored in reserved fiber termination box, in this reality
Apply in example, vibration monitoring optical cable is arranged in the plate in S1 regions, vibrations optical cable is using metal armouring optical cable and there is provided standby
With optical cable, vibration monitoring uses DOVS measuring systems, is connected using single-ended connection, now enters the optical fiber between each plate
Row series connection, then FS final spice is connected on demodulated equipment, and optical fiber connected mode direction is as shown in fig. 7, can be with by shaking optical cable
Monitor the behaviour in service in paving；More preferably, pressure sensor can be set in the bottom in prefabricated paving, to monitor in paving
Pressure situation in validity period, the secondary reparation to later stage paving provide data and supported；More preferably, can be by vibration monitoring light
Cable is connected with each other with intelligence sensor, component intelligence paving.
It is completely solidified into after type to start to treat the road surface plate to pave in paving and carries out abolishing leveling.First using forcible entry
Machine is removed to original road surface, and is transported the cubic metre of earth and stone entrucking after dismounting at building waste stacking to excavator, with excavation
The bucket of machine carries out smooth to original basic unit so that basic unit is under designed elevation, and absolute altitude is laid in each zoning position
Stake, and is calibrated by spirit level, and bracing wire between absolute altitude again, artificial treatment injustice basic unit is carried out in each region after calibration, right
The part that basic unit is higher by designed elevation is handled using electric pick, and quick reparation material is carried out less than the part of designed elevation to basic unit
Material filling, while scraping device is set up, the material for quickly repairing of filling is struck off using scraping device so that whole basic unit
Under designed elevation.
The lifting transport and assembling of prefabricated board, screw on suspension ring, lifting machine is by hanging on the flange nut in lifting leveling hole
Ring transports prefabricated paving entrucking to construction area to be paved in precasting yard.In assembling work region, lifting machine is according to prefabricated paving
The numbering in face carries out lifting assembling, and the direction in prefabricated paving is should be noted in placement process, and prefabricated paving is controlled using chain block
Face falls, until being steadily placed in the basic unit after striking off.Hoisting ring is backed out, loads leading screw, the good spirit level of frame, starts to prefabricated
Paving carries out leveling, and leveling leading screw is rotated using electric wrench, and leading screw jacks up prefabricated paving, coordinates spirit level, and first adjustment is pre-
Paving processed adjusts prefabricated paving to design height, treated to the leveling leading screw in the leveling leading screw on diagonal, then leveling the third angle
The adjustment of one paving is completed to adjust next prefabricated paving again, makes the deviation of data that level meter is read and designed elevation in 2mm
Between float.
Leveling starts to assemble paving behind prefabricated paving, and jointing apparatus and transmission rod-biography are used between prefabricated paving
Power bar slot form, such a type of attachment ensure that the quick dismounting of the secondary reparation in paving.Jointing apparatus uses preburied component, connected
Fishplate bar and dismountable cover plate are formed, and the jointing apparatus is arranged on the prefabricated paving surrounding of S1 regional plates, and the transmission rod passes
Power groove is located at the prefabricated paving surrounding in S2 regions；Using the direction of straight-line travelling as the main direction of advance of vehicle, with advance side
Parallel direction is longitudinal joint direction, is transverse joint direction with direction of advance vertical direction；Jointing apparatus sets at least two in longitudinal joint direction
It is individual, in transverse joint direction at least provided with four；Transmission rod and power transmission groove set at least two in longitudinal joint direction, in transverse joint direction at least
Set four；In the present embodiment, jointing apparatus sets two in longitudinal joint direction, and four are set in transverse joint direction；Relay bar and
Relay groove sets two in longitudinal joint direction, four is set in transverse joint direction, specifically as shown in Figure 8.Connecting elements is placed into pre-
Bury in component, and cover dismountable cover plate；Transmission rod is embedded in paving, its transmission rod groove phase with adjacent deckings after mounting
Coordinate, power transmission groove offers a diameter of 50mm injected hole, after the completion of assembling, injects fast hardening concrete, power transmission from injected hole
Bar and transmission rod slot structure schematic diagram are as shown in Figure 9；To the seam of two plates after jointing apparatus and power transmission groove slip casting
Place carries out plate flush joint using pitch calking and elastic concrete；More preferably, in order to prevent prefabricated paving is mobile and assembling
During mutually extrude, post foamed gaskets in plate side, in the present embodiment, prefabricated paving protected using 5mm foamed gaskets
Surface side side, the pavement structure after joint filling are as shown in Figure 10.
After assembling, slip casting pump truck carries out injecting treatment by grouting pipe to prefabricated paving bottom；In the present embodiment
In, grouting pipe includes injected hole, guiding gutter and release aperture, and every piece of prefabricated paving is provided with two grouting pipes.Slip casting pump truck
The pitch that temperature is 220 DEG C is injected by injected hole, pitch is paved with prefabricated paving bottom by guiding gutter, released by release aperture
Drop a hint, stop slip casting when release aperture flows out pitch or grouting pressure is more than 0.5MPa.
Carrying out assembled road construction by this method has advantages below：Urban road can be completed in a short time
Plate changes the outfit, repairs and constructed, and pavement structure is totally good after reparation；On-site construction time greatly shortens short, construction by stages
It is few to Coherent traffic noise, and reduce the generation of city dust；Additionally by pre-buried vibration monitoring optical cable in prefabricated paving and
Contact sensing element is set in paving bottom, the behaviour in service in paving can be detected in the lifetime in paving, and
Vehicle flowrate on paving can be monitored by these monitoring systems, composition can be further combined with intelligence sensor
Intelligent paving, the exchange collaboration to car flow information provide data and supported.
Second embodiment
The present embodiment is related to a kind of assembled road, and this assembled road is by the construction method institute in first embodiment
Obtain.
By the road obtained by the construction method of first embodiment, because paving is carried out in advance in the prefabricated special place in paving
System, road is repaired and and laying when, only need to treat causeway base course abolished with smooth processing, this with it is common
Road construction mode substantially reduces the road rehabilitation time compared to the time that road surface pours, flattened, being molded is saved, particularly
For the maintenance of urban transportation core road, airport roadway, admissible maintenance and laying limited time, and this assembled road
This is formally based on to provide possibility to road rehabilitation and laying in the short time.In addition, the stage in paving is embedded with sensing
Element, data can be provided to the care and maintenance in later stage paving with the actual use situation and vehicular traffic in real-time perception paving
Support.
To sum up, this specification shows that embodiment is only exemplary, and should not be construed limitation in any way originally
The scope of invention.Therefore, it will be understood by those skilled in the art that not departing from complete, the appropriate scope and spirit of the present invention
In the case of can carry out a variety of modifications to presently disclosed embodiments, therefore protection scope of the present invention should be with claim
Limited range is defined.
Claims (10)
1. a kind of assembled road construction method, it is characterised in that comprise the following steps：
Treat to pave and carry out pavement detection, walking along the street face region division of going forward side by side；
It is prefabricated according to road surface region division progress paving in the prefabricated place in paving；
Excavator is treated to pave and abolished, and carries out basic unit's leveling；
The paving is lifted to and waits to pave by lifting machine by the hole for hoist on the prefabricated paving by region division；It is described pre-
Assembled by seam construction in paving processed；
Grouting vehicle pump carries out injecting treatment to paving bottom.
2. assembled road construction method according to claim 1, it is characterised in that the pavement detection is used with lower section
Method：
Test thickness in road surface is measured using supersonic array non-destructive detecting device, the equipment carries out absolute altitude using the method for spot scan
Data are collected, and the scanning element spacing is incremented by using horizontal 20cm longitudinal directions 40cm；
Road pavement carries out core boring sampling, measures core sample thickness, and contrast core sample thickness is taken the mean with test thickness and is worth to road surface
Designed elevation.
3. assembled pavement construction method according to claim 1, it is characterised in that the prefabricated paving passes through following step
It is rapid to obtain：The prefabricated paving carried out according to region division to be paved it is prefabricated, the prefabricated paving be embedded with lifting leveling hole,
Jointing apparatus, transmission rod, transmission rod groove and grouting pipe；
The cement concrete to stir is poured to the prefabricated paving, control blanking height, avoids blanking from impacting institute
The position of preburied component and passage is offset；
Concrete is fully vibrated after pouring；
Surface groove is carried out after the prefabricated paving institute casting concrete initial set；
The prefabricated paving is placed on 5~65 DEG C of temperature completely after solidification, temperature changing speed is less than under 10 DEG C/h environment
Row maintenance.
4. assembled road construction method according to claim 3, it is characterised in that the lifting leveling hole is arranged at institute
Prefabricated paving corner is stated, the lifting leveling sky is provided with flange nut；The jointing apparatus in the prefabricated paving is that the conical surface is removable
Seam component is unloaded, the seam component includes preburied component, connecting plate and dismountable cover plate.
5. assembled road construction method according to claim 1, it is characterised in that basic unit's leveling passes through following step
It is rapid to implement：
Control excavator is purged to the road surface cubic metre of earth and stone after abolishing；
Grade stake is laid in setting position, absolute altitude is calibrated by spirit level；
The designed elevation part is higher by basic unit to clear up using electric pick；
Scraping device is set up, repair materials are partially filled with less than the designed elevation to basic unit；
Whole basic unit is struck off using scraping device, controls whole basic unit to be under the designed elevation.
6. assembled road construction method according to claim 1, it is characterised in that the prefabricated paving assembling use with
Lower step：In the lifting leveling hole installation hoisting ring, the hoisting ring is threadedly coupled with the flange nut, and lifting machine passes through
The hoisting ring is by assembly area belonging to the prefabricated paving lifting；
The prefabricated paving is placed in smooth good basic unit by lifting machine according to design direction by chain block；
Remove the hoisting ring to load leveling leading screw in the lifting leveling hole, set up spirit level；
Electric wrench rotates the leveling leading screw, and the prefabricated paving is jacked up, coordinates spirit level, first adjust by the leveling leading screw
The leveling leading screw on the prefabricated paving diagonal, then leveling leading screw described in leveling the third angle, adjust the prefabricated paving
To design height；
The connecting plate of the jointing apparatus is installed in the preburied component；Now the transmission rod, which coordinates, is attached to adjacent power transmission
In bar groove, if adjacent road surface needs to drill out transmission rod groove in adjacent road surface side using drilling machine without transmission rod groove；
Slip casting machine injects fast setting concrete into the transmission rod groove.
7. assembled road construction method according to claim 1, it is characterised in that to the prefabricated paving bottom slip casting
Using following methods：Slip casting machine injects slip casting by the grouting pipe, and the grouting pipe includes injected hole, guiding gutter and released
Discharge hole；The prefabricated paving includes at least two grouting pipes；The temperature of the slip casting is at least 220 DEG C；The release
Hole pulp or grouting pressure stop slip casting when being more than 0.5MPa.
8. assembled road construction method according to claim 3, it is characterised in that the prefabricated paving arrangement of reinforcement is two
Bar-mat reinforcement, the bar-mat reinforcement are located at the top and bottom in the prefabricated paving respectively；Vibrations prison is provided with the prefabricated paving
Light-metering cable, the vibration monitoring optical cable are fixed on the bar-mat reinforcement.
9. assembled road construction method according to claim 3, it is characterised in that the prefabricated slab bottom is provided with
Contact sensing element.
10. a kind of assembled road, it is characterised in that the road occupation is applied according to claim 1~9 any claim
Work method constructs to obtain.
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| CN112144342A (en) * | 2020-08-19 | 2020-12-29 | 中国一冶集团有限公司 | Damaged pavement repairing plate structure and repairing method |
| CN112746543A (en) * | 2020-12-21 | 2021-05-04 | 民航机场建设工程有限公司 | Novel airport assembled pavement system and method |
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| CN113026472A (en) * | 2021-03-05 | 2021-06-25 | 长安大学 | Intelligent cement concrete pavement structure based on piezoelectric effect and paving method thereof |
| CN113186769A (en) * | 2021-04-22 | 2021-07-30 | 中冶南方城市建设工程技术有限公司 | Assembled concrete pavement with convex falcon and construction method |
| CN113215914A (en) * | 2021-05-31 | 2021-08-06 | 江西省宏顺建筑工程有限公司 | Building pavement assembly type rapid repairing method |
| CN114032731A (en) * | 2021-11-03 | 2022-02-11 | 中铁四局集团第一工程有限公司 | Imitation reduction method for special road of automobile test yard |
| WO2023123687A1 (en) * | 2021-12-30 | 2023-07-06 | 中国民航大学 | Special device for integral plate replacement of cement concrete runway and construction method |
| CN114293427A (en) * | 2022-01-26 | 2022-04-08 | 中国电建集团昆明勘测设计研究院有限公司 | Novel assembling type airport pavement system setting method |
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