CN110130177B - Road vibration and noise reduction structure and construction method thereof - Google Patents
Road vibration and noise reduction structure and construction method thereof Download PDFInfo
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- CN110130177B CN110130177B CN201910418539.1A CN201910418539A CN110130177B CN 110130177 B CN110130177 B CN 110130177B CN 201910418539 A CN201910418539 A CN 201910418539A CN 110130177 B CN110130177 B CN 110130177B
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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
- E01C11/22—Gutters; Kerbs ; Surface drainage of streets, roads or like traffic areas
- E01C11/224—Surface drainage of streets
- E01C11/225—Paving specially adapted for through-the-surfacing drainage, e.g. perforated, porous; Preformed paving elements comprising, or adapted to form, passageways for carrying off drainage
- E01C11/226—Coherent pavings
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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
- E01C7/00—Coherent pavings made in situ
- E01C7/08—Coherent pavings made in situ made of road-metal and binders
- E01C7/32—Coherent pavings made in situ made of road-metal and binders of courses of different kind made in situ
- E01C7/325—Joining different layers, e.g. by adhesive layers; Intermediate layers, e.g. for the escape of water vapour, for spreading stresses
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F5/00—Draining the sub-base, i.e. subgrade or ground-work, e.g. embankment of roads or of the ballastway of railways or draining-off road surface or ballastway drainage by trenches, culverts, or conduits or other specially adapted means
Abstract
The invention discloses a road vibration and noise reduction structure and a construction method thereof, wherein the road vibration and noise reduction structure comprises the following steps: a pavement structure layer; an auxiliary noise reduction structure, comprising: the main drainage pipeline is arranged between the first sand layer and the second sand layer; the sub-drainage pipeline is communicated with the main drainage pipeline; a plurality of sub-drainage pipelines are arranged longitudinally along the main drainage pipeline; noise reduction and drainage device, it includes outer tube, inner tube and apron, and the inner tube is flexible pipe to communicate with each other with sub-drainage pipe, and place in the outer tube, the apron decides the top parallel and level with the mixed bed of material of the pitch stabilized macadam of half-open grading, and the apron top sets up a plurality of first drainage holes, and the top of inner tube offsets with the bottom of apron and pushes up, and the top of inner tube sets up a plurality ofly and the elasticity of first drainage hole adaptation is protruding. The invention makes the road surface form a porous noise reduction structure layer by arranging the noise reduction and drainage device and the road surface structure layer, and has the functions of shock absorption, noise reduction and drainage.
Description
Technical Field
The invention relates to the technical field of road construction, in particular to a road vibration and noise reduction structure and a construction method thereof.
Background
Along with the development of society, the economy of China is continuously developed, automobiles become main travel tools, accompanying the noise generated in the automobile stroke, the life quality of people is seriously influenced, the road surface noise originates from the action between the road surface and wheels when the automobiles drive, the main source of sound sources is various motor vehicles, the reason of the generation of the road surface noise is mainly divided into the noise generated by the air pumping effect and the noise generated by the wheel vibration, wherein the whole texture of the road surface is mainly controlled on the road surface noise, the change of the size and the design direction of the road surface structure is also the reason of the size difference of the road surface noise, and the construction of the whole road structure plays a key role in attenuating the road surface noise generated by the air pumping effect, reducing the noise energy and reflecting the noise. It is necessary to provide a vibration-damping and noise-reducing structure for road construction, a porous noise-reducing structure layer is constructed, and the structure has the functions of noise reduction and water drainage.
Disclosure of Invention
An object of the present invention is to solve at least the above problems and to provide at least the advantages described later.
The invention also aims to provide a road vibration and noise reduction structure and a construction method thereof, wherein the noise reduction and drainage device and the road surface structure layer are arranged, so that the road surface forms a porous noise reduction structure layer, and the road vibration and noise reduction structure not only has the functions of vibration and noise reduction, but also has the function of drainage.
To achieve these objects and other advantages in accordance with the purpose of the invention, there is provided a road vibration/noise reduction structure including:
the pavement structure layer comprises a graded gravel cushion layer, a first sand layer, a second sand layer, a graded gravel layer and a semi-open graded asphalt stabilized macadam mixed material layer from bottom to top.
An auxiliary noise reduction structure, comprising:
and the main drainage pipeline is arranged between the first sand layer and the second sand layer.
The sub-drainage pipeline is vertical to the main drainage pipeline, faces upwards and is in liquid communication with the main drainage pipeline, and penetrates through the graded broken stones; the sub-drainage pipelines are longitudinally arranged along the main drainage pipeline. And
noise reduction and drainage device, it includes outer tube, inner tube and apron, the inner tube with sub-drainage pipe communicates with each other, the inner tube sets up to flexible pipe, the inner tube with the internal diameter adaptation of outer tube, place in the outer tube, the apron with half-open gradation pitch stabilized macadam mixture bed decides the top parallel and level, the apron sets up to circular apron, the apron top sets up a plurality of first drainage holes, the top of inner tube with the bottom of apron offsets and pushes up, the top of inner tube set up a plurality ofly with the elasticity of first drainage hole adaptation is protruding.
Preferably, the outer diameter of the cover plate is set to be 1-1.5 cm, and the distance between the opposite first drain holes is larger than the inner diameter of the inner pipe and smaller than the outer diameter of the inner pipe.
Preferably, 2-4 second drain holes are arranged at the top end of the inner pipe; the second drain hole is communicated with the bottom end of the inner tube, and the second drain hole and the first drain hole are arranged in a staggered mode.
Preferably, the main drainage pipeline is set to be 1.2-1.5 meters, the distance between the sub drainage pipelines is set to be 40-50 centimeters, and the number of the first drainage holes is set to be 3-5.
Preferably, the inner pipe is specifically arranged in a telescopic manner, the inner pipe comprises a first butt joint pipe and a second butt joint pipe which is butted with the first butt joint pipe and is arranged at the bottom end of the first butt joint pipe, an air cylinder is arranged between the first butt joint pipe and the second butt joint pipe to enable the first butt joint pipe to lift, and the air cylinder is controlled by the controller.
Preferably, still including setting up the noise insulation of highway both sides, noise insulation includes hollow structure's acoustic celotex board, set up steel-bar framework in the acoustic celotex board, steel-bar framework and ground fixed connection, the steel-bar framework outside sets up the waterproof layer, the waterproof layer outside sets up inhales the cotton layer of sound.
A construction method of a road vibration and noise reduction structure mainly comprises the following steps:
step 1, paving graded gravel cushion layers by 20-30 cm respectively, paving a first sand layer, tamping after paving 5-6 cm, and paving the first sand layer until the first sand layer reaches 20-25 cm.
Step 2, arranging a plurality of rows of placing grooves matched with the main drainage pipeline on the first sand layer along the longitudinal direction of the road, placing the main drainage pipeline along the placing grooves, arranging sub drainage pipelines on the main drainage pipeline, and then paving a second sand layer; the second sand layer is set to be 20-35 cm; and tamping the second sand layer every 10-15 cm.
And 3, setting the graded gravel layer to be 10-15 cm, when the graded gravel layer is laid to be 8-12 cm, at the moment, examining out the length of the sub-drainage pipe to be 3-4 cm, installing a noise reduction drainage device, and then laying a semi-open graded asphalt stable gravel mixed material layer to be flush with a cover body at the top end of the noise reduction drainage device.
The invention at least comprises the following beneficial effects:
the invention uses the graded gravel cushion to reinforce the bottom end of the roadbed, fills the gap of the graded gravel cushion in a mode of arranging the first sand layer on the graded gravel cushion to ensure the stability of the cushion by arranging the graded gravel cushion, protects the main drainage pipeline in a mode of arranging the main drainage pipeline between the first sand layer and the second sand layer, is butted with a noise reduction drainage device through the arranged sub drainage pipeline, lays the semi-open graded gravel mixture layer through the fixed shape of the arranged outer pipe, forms a drainage hole taking the outer pipe as the fixed shape on the surface of the highway, protects the outer inner pipe through the top end of the inner pipe arranged on the cover plate, prevents the inner pipe from being blocked, and when the road is not rain, the elastic bulge is butted against the top of the first drainage hole, avoid first drainage hole to block up, during the drainage, the inner tube moves down, and first drainage hole is opened, and water gets into sub-drainage pipe, main drainage pipe through first drainage hole, the hole of inner tube to form one set of drainage system, the elastic bulge can go up and down along with the inner tube, in order to clear up first drainage hole, prevents to block up, the setting in a plurality of first drainage holes of highway surface to and half-open level join in marriage the laying of the stable rubble mixture layer of pitch, make whole highway road surface form the porous structural layer of making an uproar of falling, have fine shock attenuation and noise's effect.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
FIG. 1 is a schematic structural diagram of a road vibration damping and noise reducing structure according to the present invention;
fig. 2 is a schematic structural view of the noise reduction and drainage device of the present invention.
Detailed Description
The present invention is further described in detail below with reference to the attached drawings so that those skilled in the art can implement the invention by referring to the description text.
It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
As shown in fig. 1 and 2, the present invention provides a road vibration damping and noise reducing structure, comprising:
the pavement structure layer comprises a graded gravel cushion layer 1, a first sand layer 21, a second sand layer 22, a graded gravel layer 3 and a semi-open graded asphalt stabilized gravel mixed material layer 4 from bottom to top.
An auxiliary noise reduction structure, comprising:
and a main drainage pipe 5 disposed between the first sand layer 21 and the second sand layer 22.
A sub-drainage pipeline 51 which is vertical to the main drainage pipeline 5 and upwards and is communicated with the main drainage pipeline 5 in a liquid way, wherein the sub-drainage pipeline 51 penetrates through the graded broken stones; the plurality of the sub drain pipes 51 are arranged along the longitudinal direction of the main drain pipe 5. And
noise reduction and drainage device 6, it includes outer tube 61, inner tube 62 and apron 63, the inner tube 62 with sub-drainage pipe 51 communicates with each other, the inner tube 62 sets up to flexible pipe, the inner tube 62 with the internal diameter adaptation of outer tube 61, and place in the outer tube 61, apron 63 with half open-graded asphalt stabilized macadam mixture layer 4 decides the top parallel and level, apron 63 sets up to circular apron 63, apron 63 top sets up a plurality of first drainage holes 64, the top of inner tube 62 with the bottom of apron 63 offsets the top, the top of inner tube 62 set up a plurality of with the elastic bulge 65 of first drainage hole 64 adaptation.
In the above scheme, the graded gravel cushion layer 1, the first sand layer 21, the second sand layer 22, the graded gravel layer 3 and the semi-open graded asphalt stabilized macadam mixture layer 4 are arranged, the bottom end of the roadbed is reinforced by the graded gravel cushion layer 1, gaps of the graded gravel cushion layer 1 are filled in a mode of arranging the first sand layer 21 on the bottom end, the stability of the cushion layer is ensured, the main drainage pipeline 5 is protected in a mode of arranging the main drainage pipeline 5 between the first sand layer 21 and the second sand layer 22, the main drainage pipeline 5 is butted with the noise reduction drainage device 6 through the arranged sub drainage pipeline 51, the semi-open graded asphalt stabilized macadam mixture layer 4 is paved through the arranged outer pipe 61 in a fixed mode, the drainage hole taking the outer pipe 61 as a fixed mode is formed on the surface of the highway, the cover plate 63 is arranged at the top end of the inner pipe 61 to form protection on the outer inner pipe 62, prevent simultaneously that inner tube 62 from blockking up, when the non-rainwater, elastic bulge 65 with first drainage hole 64 adaptation supports the top, avoids first drainage hole 64 to block up, during the drainage, inner tube 62 moves down, and first drainage hole 64 is opened, and water is through first drainage hole 64, and the hole of inner tube 62 gets into sub-drainage pipe 51, main drainage pipe 5 to form one set of drainage system, elastic bulge 65 can go up and down along with inner tube 62, in order to clear up first drainage hole 64, prevents to block up, the setting of a plurality of first drainage holes 64 on highway surface to and half-open gradation pitch stabilization rubble mixture layer 4's laying, make whole highway road surface form the porous structural layer of making an uproar that falls, have fine shock attenuation and noise reduction's effect.
In a preferred embodiment, the outer diameter of the cover plate 63 is set to 1-1.5 cm, and the distance between the opposite first drain holes 64 is larger than the inner diameter of the inner pipe 62 and smaller than the outer diameter of the inner pipe 62.
In the above scheme, the outer diameter of the cover plate 63 is set to be 1-1.5 cm, so as to ensure that the cover plate 63 needs to be protected while water is drained, and the cover plate is prevented from being crushed by a vehicle, the outer diameter of the cover plate 63 is very small, so that the cover plate is not affected by an automobile tire, and the water draining function is maintained, and the distance between the cover plate and the first water draining hole 64 is set to be opposite to the elastic bulge 65 arranged at the top end of the inner tube 62, so that the function of the elastic bulge 65 is realized.
In a preferred scheme, 2-4 second drainage holes 66 are arranged at the top end of the inner pipe 62; the second drainage holes 66 are communicated with the bottom end of the inner tube 62, and the second drainage holes 66 and the first drainage holes 64 are arranged in a staggered manner.
In the above solution, the number of the second drainage holes 66 is set to ensure that the elastic protrusions 65 are set, and at the same time, a second group of drainage channels is also set, if the inner pipe 62 is blocked, water can enter the bottom end of the inner pipe 62 through the second drainage pipe and is communicated to the sub-drainage pipe 51, and at the same time, the second drainage holes 66 can accelerate drainage to a certain extent, and the second drainage holes 66 are staggered to facilitate the dispersed flow of drainage flow, thereby improving drainage efficiency.
In a preferable scheme, the main drainage pipeline 5 is set to be 1.2-1.5 meters, the distance between the sub drainage pipelines 51 is set to be 40-50 centimeters, and the number of the first drainage holes 64 is set to be 3-5.
In the scheme, the length of the main drainage pipeline 5 is set to facilitate installation and later repair, so that the inconvenience in later repair due to overlong pipeline is avoided, and the distance between the sub drainage pipelines 51 is set to ensure the hardness of a road surface while ensuring drainage and noise reduction; the first drain holes 64 are arranged to be 3 to 5, and the strength of the cover plate 63 is ensured while the drainage is performed and the noise is reduced.
In a preferred embodiment, the inner tube 62 is specifically arranged in a telescopic manner, the inner tube 62 includes a first pair of connection tubes and a second pair of connection tubes, the second pair of connection tubes is connected with the first pair of connection tubes in a butt joint manner and is placed at the bottom ends of the first pair of connection tubes, an air cylinder is arranged between the first pair of connection tubes and the second pair of connection tubes to enable the first pair of connection tubes to be lifted, and the air cylinder is controlled by the controller.
In the above scheme, the operation of the cylinder is controlled by the controller through the cylinder between the first butt joint pipe and the second butt joint pipe, so that the first butt joint pipe is lifted or moved downwards to clean the first drainage hole 64 or facilitate drainage, the controller controls the expansion and contraction of the cylinder of the whole road, and different areas can be divided and controlled.
In an optimal selection scheme, still including setting up the noise insulation of highway both sides, noise insulation includes hollow structure's acoustic celotex board, set up steel-bar framework in the acoustic celotex board, steel-bar framework and ground fixed connection, the steel-bar framework outside sets up the waterproof layer, the waterproof layer outside sets up inhales the cotton layer of sound.
In the above scheme, the noise that produces the car through the acoustic celotex board that sets up completely cuts off to noise reduction leaks, and through the cavity that sets up, increases syllable-dividing thickness, it has certain sound effect of inhaling to inhale the sound surface course to the noise in the cavity, thereby further guarantees syllable-dividing effect, plays the fine effect of making an uproar of falling.
A construction method of a road vibration and noise reduction structure mainly comprises the following steps:
step 1, paving a graded gravel cushion layer with the thickness of 120-30 cm respectively, paving a first sandy soil layer 21, compacting after paving 5-6 cm, and paving the first sandy soil layer 21 until the first sandy soil layer 21 reaches 20-25 cm.
Step 2, arranging a plurality of rows of placing grooves 52 matched with the main drainage pipeline 5 on the first sandy soil layer 21 along the longitudinal direction of the road, placing the main drainage pipeline 5 along the placing grooves 52, arranging a sub drainage pipeline 51 on the main drainage pipeline 5, and then paving a second sandy soil layer 22; the second sand layer 22 is set to be 20-35 cm; the second sand layer 22 is tamped every 10-15 cm of paving.
And 3, setting the graded gravel layer 3 to be 10-15 cm, when the graded gravel layer 3 is laid to be 8-12 cm, at the moment, examining out the length of the sub-drainage pipe to be 3-4 cm, installing a noise reduction drainage device 6, and then laying a semi-open graded asphalt stabilized gravel mixed material layer 4 to be flush with a cover body at the top end of the noise reduction drainage device 6.
In the above scheme, through when laying first sand layer 21, combine the mode of ramming and repacking, guarantee the stability of road surface bottom structure, and avoid main drainage pipe 5 to remove, through placing main drainage pipe 5 and sub-drainage pipe 51 at the mode of first sand layer 21 and second sand layer 22, be convenient for form the protection to main drainage pipe 5 and sub-drainage pipe 51, through 4 top layers of the mixture layer of asphalt stabilized macadam with apron 63 parallel and level to the semi-open gradation, prevent apron 63 department from collapsing, guarantee the roughness on road surface, play the fine effect of making an uproar of falling simultaneously.
While embodiments of the invention have been described above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable in various fields of endeavor to which the invention pertains, and further modifications may readily be made by those skilled in the art, it being understood that the invention is not limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.
Claims (6)
1. A vibration and noise reducing structure for a road, comprising:
the pavement structure layer comprises a graded gravel cushion layer, a first sand layer, a second sand layer, a graded gravel layer and a semi-open graded asphalt stabilized macadam mixed material layer from bottom to top;
an auxiliary noise reduction structure, comprising:
the main drainage pipeline is arranged between the first sand layer and the second sand layer;
the sub-drainage pipeline is vertical to the main drainage pipeline, faces upwards and is in liquid communication with the main drainage pipeline, and penetrates through the graded broken stones; a plurality of sub drainage pipelines are longitudinally arranged along the main drainage pipeline; and
the noise reduction drainage device comprises an outer pipe, an inner pipe and a cover plate, wherein the inner pipe is communicated with the sub drainage pipe, the inner pipe is arranged to be a telescopic pipe, the inner pipe is matched with the inner diameter of the outer pipe and is arranged in the outer pipe, the cover plate is flush with the top end of the semi-open graded asphalt and stabilized macadam mixture layer, the cover plate is arranged to be a circular cover plate, a plurality of first drainage holes are formed in the top end of the cover plate, the top end of the inner pipe is abutted against the bottom end of the cover plate, and a plurality of elastic bulges matched with the first drainage holes are formed in the top end of the inner pipe; wherein, the top end of the inner pipe is provided with 2-4 second drain holes; the second drain hole is communicated with the bottom end of the inner tube, and the second drain hole and the first drain hole are arranged in a staggered mode.
2. A vibration and noise reducing structure for a road according to claim 1, wherein an outer diameter of the cover plate is set to 1-1.5 cm, and a distance between the opposite first drain holes is larger than an inner diameter of the inner pipe and smaller than an outer diameter of the inner pipe.
3. The vibration and noise reduction structure for roads as claimed in claim 1, wherein said main drainage pipe is set to 1.2-1.5 m, the distance between said sub drainage pipes is set to 40-50 cm, and said first drainage hole is set to 3-5.
4. The vibration and noise reduction structure for the road according to claim 1, wherein the inner pipe is specifically arranged in a telescopic manner, the inner pipe comprises a first connecting pipe pair and a second connecting pipe pair which is connected with the first connecting pipe pair in a butt joint manner and is arranged at the bottom end of the first connecting pipe pair, an air cylinder is arranged between the first connecting pipe pair and the second connecting pipe pair so as to enable the first connecting pipe pair to lift, and the air cylinder is controlled by a controller.
5. The vibration and noise reduction structure for the road according to claim 1, further comprising sound insulation devices disposed on two sides of the road, wherein the sound insulation devices comprise sound insulation boards with hollow structures, a steel bar frame is disposed in the sound insulation boards, the steel bar frame is fixedly connected with the ground, a waterproof layer is disposed on the outer side of the steel bar frame, and a sound absorption cotton layer is disposed on the outer side of the waterproof layer.
6. A construction method of a vibration and noise reduction structure for a road according to any one of claims 1 to 5, the method mainly comprising the steps of:
step 1, paving graded gravel cushion layers by 20-30 cm respectively, paving a first sand layer, tamping after paving 5-6 cm, and paving the first sand layer until the first sand layer reaches 20-25 cm;
step 2, arranging a plurality of rows of placing grooves matched with the main drainage pipeline on the first sand layer along the longitudinal direction of the road, placing the main drainage pipeline along the placing grooves, arranging sub drainage pipelines on the main drainage pipeline, and then paving a second sand layer; the second sand layer is set to be 20-35 cm; tamping the second sandy soil layer every 10-15 cm;
and 3, setting the graded gravel layer to be 10-15 cm, when the graded gravel layer is laid to be 8-12 cm, installing a noise reduction and drainage device when the extension length of the sub-drainage pipe is 3-4 cm, and then laying a semi-open graded asphalt stabilized gravel mixed material layer to be flush with a cover body at the top end of the noise reduction and drainage device.
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| CN201910418539.1A CN110130177B (en) | 2019-05-20 | 2019-05-20 | Road vibration and noise reduction structure and construction method thereof |
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| CN201910418539.1A CN110130177B (en) | 2019-05-20 | 2019-05-20 | Road vibration and noise reduction structure and construction method thereof |
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| CN110130177A CN110130177A (en) | 2019-08-16 |
| CN110130177B true CN110130177B (en) | 2021-12-14 |
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| CN111395084B (en) * | 2020-04-26 | 2020-10-30 | 刘渊博 | Highway subgrade reinforcing structure and construction method |
| CN113818304B (en) * | 2021-09-09 | 2022-10-14 | 中交投资南京有限公司 | Construction method of highway pavement structure |
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| JP2001503829A (en) * | 1996-11-16 | 2001-03-21 | リンゲン パウル | Water storage, water transport and water treatment systems built into the ground with built-in ground and river protection means |
| CN207159753U (en) * | 2017-09-21 | 2018-03-30 | 任曼莉 | A kind of permeable pavement structure of building water supply and drainage |
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Effective date of registration: 20211126 Address after: 511455 rooms 701 and 702, No. 7, Cuiyu street, Nansha District, Guangzhou City, Guangdong Province Applicant after: GUANGDONG PROVINCIAL ARCHITECTURAL ENGINEERING MACHINERY CONSTRUCTION Co. Address before: 054000 No. 502, unit 1, building 1, family courtyard of Transportation Bureau, No. 19, dongmenli street, Qiaodong District, Xingtai City, Hebei Province Applicant before: Ma Chaoxiang |
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