CN114232427A - Construction process of earth shoulder - Google Patents
Construction process of earth shoulder Download PDFInfo
- Publication number
- CN114232427A CN114232427A CN202111474023.2A CN202111474023A CN114232427A CN 114232427 A CN114232427 A CN 114232427A CN 202111474023 A CN202111474023 A CN 202111474023A CN 114232427 A CN114232427 A CN 114232427A
- Authority
- CN
- China
- Prior art keywords
- shoulder
- road
- mixture
- construction
- molding machine
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- 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
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/50—Removable forms or shutterings for road-building purposes; Devices or arrangements for forming individual paving elements, e.g. kerbs, in situ
- E01C19/502—Removable forms or shutterings, e.g. side forms; Removable supporting or anchoring means therefor, e.g. stakes
- E01C19/506—Removable forms or shutterings, e.g. side forms; Removable supporting or anchoring means therefor, e.g. stakes for kerbs, gutters or similar structures, e.g. raised portions, median barriers
-
- 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
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/22—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for consolidating or finishing laid-down unset materials
- E01C19/30—Tamping or vibrating apparatus other than rollers ; Devices for ramming individual paving elements
- E01C19/34—Power-driven rammers or tampers, e.g. air-hammer impacted shoes for ramming stone-sett paving; Hand-actuated ramming or tamping machines, e.g. tampers with manually hoisted dropping weight
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Paving Structures (AREA)
Abstract
The application relates to a soil shoulder construction process, which comprises the following steps: s1: construction preparation; s2: constructing a road shoulder; s21: cleaning the road surface, and planning the position of a road shoulder according to the bottom width of the road shoulder; s22: placing the molding machine along the shoulder marking line; s23: transporting the mixture and transporting the mixture to a molding machine; s24: starting a molding machine to move forward along the shoulder gauge marking line, so that the molding machine paves, forms and tamps the mixture; s25: repeating S25, wherein the molding machine reciprocates along the road shoulder, and the road shoulder is poured in layers and tamped in layers to form the road shoulder; s3: constructing a pavement; this application adopts the shoulder of the first construction road, carries out the construction of road surface structural layer again, need not install the template at the pavement structural layer in-process behind the shoulder of the road, and the use of reducible manual work and material has greatly improved work efficiency.
Description
Technical Field
The application relates to the field of desert highway construction technology, in particular to a soil shoulder construction technology.
Background
Along with the construction of national traffic networks, roads in regions with large day-night temperature difference, such as Xinjiang, Tibet, cloud and precious mountain areas and the like, have been developed in all directions, and even expressways have been built in desert regions, so that the convenience of travel is greatly improved, and the economic benefit of remote regions is pulled. The shoulder of the expressway is a band-shaped part having a certain width from the outer edge of a traffic lane to the edge of a roadbed for protecting the road surface and the roadbed and providing lateral allowance to the expressway.
The traditional construction method of the road shoulder comprises the steps of firstly installing templates on two sides of the road surface, blocking two side surfaces of the road surface, then pouring or constructing a road structure layer, arranging the templates on the two sides of the road surface around a construction area of the road shoulder and correspondingly arranging the templates on the shape of the road shoulder to ensure the linear straightness of the paved mixture and the compactness of the two sides of the mixture, and then sequentially adopting manual cooperation mechanical soil feeding, tricycle transportation, flattening and mechanical tamping to fill in layers to form the road shoulder.
To the correlation technique among the above-mentioned, the road surface structural layer need carry out spacing and solidification shaping through the template when being under construction, when the curb construction, also need the construction of installation template carrying out the curb, and the inventor thinks the installation back of template and dismantles again, wastes time and energy and wastes material, influences the efficiency of construction.
Disclosure of Invention
In order to improve the construction efficiency, the application provides a soil shoulder construction process.
The application provides a soil shoulder construction process, including the following step:
s1: construction preparation;
s2: constructing a road shoulder;
s21: cleaning the road surface, and planning the position of a road shoulder according to the bottom width of the road shoulder;
s22: placing the molding machine along the shoulder marking line;
s23: transporting the mixture and transporting the mixture to a molding machine;
s24: starting a molding machine to move forward along the shoulder gauge marking line, so that the molding machine paves, forms and tamps the mixture;
s25: repeating S25, wherein the molding machine reciprocates along the road shoulder, and the road shoulder is poured in layers and tamped in layers to form the road shoulder;
s3: and (5) constructing the pavement.
By adopting the technical scheme, when the highway is constructed, the construction of the road shoulder is firstly carried out, and the mold building machine is adopted, so that the paving, forming and tamping of the road shoulder can be automatically completed in the forward process of the mold building machine, the traditional mode of manually matching small machines to lay the road shoulder is replaced, the forming effect is good, the compacting effect is good, the later stage is not easy to damage, the labor is saved, the construction efficiency is improved, the messy site can be avoided, and the standardized construction and construction requirements are met; the construction of the road surface can be directly carried out by taking the road shoulder as a reference, the two sides of the road surface can be directly limited, a template does not need to be additionally installed, the construction procedures are reduced, time and labor are saved, the material cost, the working hour cost and the mechanical cost are greatly saved, and the construction efficiency of the highway is integrally improved.
Optionally, the molding machine includes a vehicle body and sequentially assembles carriage, hopper, slip form mould and flat plate vibrator on the vehicle body, the hopper communicates with the carriage, the flat plate vibrator assembles on the slip form mould, S24 includes:
s241: the mixture is poured by a hopper in the carriage along the conveying direction and uniformly falls into the road shoulder marking line;
s242: after the slip form mold is close to the hopper, the mixture is gathered, paved and molded;
s243: and vibrating the flat vibrator to enable the sliding mould to drive the mixture to be compacted and compacted.
By adopting the technical scheme, when road shoulder construction is carried out, the molding machine body moves forwards at a uniform speed, the mixture in the carriage falls down along the hopper, the blanking volume can be kept uniform basically, meanwhile, the slip form mold can move synchronously with the hopper immediately after the slip form mold, the mixture falling from the hopper is paved and molded, and the mixture is compacted and tamped by the flat vibrator in the molding process; the mould machine of building can assemble each technology set of curb construction and assemble in proper order for the curb improves the wholeness of curb along with the motion one side shaping of automobile body, makes it more regular, stable, the while waste of manpower, material and time that has significantly reduced improves the efficiency of construction.
Optionally, the road shoulder surface is paved with an asphalt layer by a mould-building machine.
Through adopting above-mentioned technical scheme, the pitch layer of setting avoids rivers directly to fall on the dirt road shoulder, avoids the road shoulder to absorb a large amount of water and causes the situation that the pressure increase drops, and the pitch layer can protect the dirt road shoulder, and the direct landing of part rivers, part rivers infiltration pitch layer and consolidate the dirt road shoulder.
Optionally, both sides of the road shoulder are set to be slope-shaped, and the corners of the top wall of the road shoulder and the side walls of the slope-shaped sides are provided with anti-scouring layers.
Through adopting above-mentioned technical scheme, the curb both sides set up to the slope type, and the sleet landing of being convenient for carries out the drainage, reduces the pressure of curb, and the scour protection layer of setting can protect the corner portion, avoids the dirt curb to break, improves the steadiness and the reliability of curb.
Optionally, the degree of compaction of each layer of the mixture is not less than 95%.
By adopting the technical scheme, the roadbed is formed by compacting the mixture layer by layer, and the roadbed is tamped in a layering manner, so that the stability of the roadbed can be improved, the defects of road shoulder materials are reduced, and the service life of road shoulders is prolonged.
Optionally, the S1 includes:
s11: cleaning up sundries on the road surface, and measuring and lofting a to-be-constructed area in advance;
s12: connecting the lofting points into dividing lines, and isolating the construction areas of the road shoulders and the pavement structure layer;
s12: leveling the pavement, rolling and tamping, and finally performing static pressure face collection;
s13: and (5) sampling and detecting the road surface after the static pressure is collected, and repeating S12 until the road surface sampling is qualified.
Through adopting above-mentioned technical scheme, wholly clear up the road surface before highway engineering construction, make level and roll the tamp, make the holistic ground of highway more stable firm, improve the construction quality and the life of highway, separate road surface and curb through putting the appearance point and connecting the parting line, the curb of being convenient for is under construction at specific area, guarantee road surface and curb respective width, provide clear separation for it, the mould building machine of being convenient for moves ahead along the parting line.
Optionally, the density of the lofting points at the curved road section is greater than that at the straight road section, and the road shoulder is located outside the dividing line.
Through adopting above-mentioned technical scheme, curve section department lofting point density is big, and is more level and smooth when the follow-up connection parting line of being convenient for, lofting point density crosses lowly can make the parting line produce the skew, and then is great to the separation error on curb and road surface.
Optionally, the mixture is subjected to material sealing in advance, and the water content of the mixture is adjusted in real time according to different mixing ratios of the mixture on the construction site.
Through adopting above-mentioned technical scheme, the mixture is stifled material in advance for moisture in the mixture is more even, under rivers and the pressure and the vibration of mould machine, is favorable to the granule that the particle diameter is little to fill the hole, thereby increases the closely knit degree of road shoulder, and the tamping of the follow-up mixture of being convenient for improves the tamping effect, and then the road shoulder shaping effect of being convenient for is better.
In summary, the present application includes at least one of the following beneficial technical effects:
the mold building machine can automatically finish paving, molding and tamping of road shoulders in the forward process, replaces the traditional mode of manually matching small machines to pave the road shoulders, has good molding effect and better compacting effect, is not easy to damage in the later period, saves labor, improves the construction efficiency, can avoid messy sites, and meets the requirements of standardized construction and construction; the construction of the road surface can be directly carried out by taking the road shoulder as a reference, the two sides of the road surface can be directly limited, no additional template is required to be installed, the construction procedures are reduced, time and labor are saved, the material cost, the working hour cost and the mechanical cost are greatly saved, and the construction efficiency of the highway is integrally improved;
the molding machine can integrate and sequentially assemble all processes of road shoulder construction, so that the road shoulder is molded along with one side of the vehicle body, the integrity of the road shoulder is improved, the road shoulder is more regular and stable, meanwhile, the waste of manpower, materials and time is greatly reduced, and the construction efficiency is improved;
the mixture is stuffy in advance for moisture in the mixture is more even, and under the pressure and the vibration effect of rivers and mould building machine, the granule that is favorable to the particle diameter to fill the hole, thereby increases the closely knit degree of curb, and the tamping of the follow-up mixture of being convenient for improves the tamping effect, and then the curb shaping effect of being convenient for is better.
Drawings
Fig. 1 is a schematic structural view of a sliding-form mold according to an embodiment of the present application.
Fig. 2 is an enlarged view of a portion a in fig. 1.
Fig. 3 is a schematic view of the structure of the feed end of a slipform mold.
Description of reference numerals: 1. a slip form mold; 2. a vertical plate; 3. a chute; 4. a support bar; 5. connecting a screw rod; 6. a limiting plate; 7. positioning a nut; 8. a screw conveyor.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The mould building machine comprises a vehicle body, and a carriage, a hopper, a slip form mould 1 and a flat plate vibrator which are sequentially assembled on the vehicle body along the advancing direction of the vehicle body, wherein the carriage is used for containing a mixture, and the hopper is communicated with the carriage and is used for uniformly dumping the mixture on a roadbed; the slipform mold 1 is arranged according to the shape of the road shoulder, the flat vibrator is assembled on the slipform mold 1, the mixture is wrapped at the feeding end of the slipform mold 1, the slipform mold 1 is molded, the flat vibrator is used for compacting, and the molded road shoulder is formed at the output end of the slipform mold 1.
The embodiment of the application discloses a construction process of a soil shoulder.
Referring to fig. 1, in order to reduce the mixture left on two sides of a slip-form die 1 and improve the utilization rate of the mixture, the slip-form die 1 is modified, a pair of vertical plates 2 are symmetrically arranged at the feed end of the slip-form die 1, and the vertical plates 2 enable the feed end of the slip-form die 1 to be flared; the vertical plate 2 is hinged to two side walls of the slip form die 1, and a hinged shaft is vertical, so that the flaring area of the vertical plate 2 can be conveniently adjusted.
Referring to fig. 2, a rotating part is arranged on one side, away from the feeding end, of a vertical plate 2, and comprises a sliding chute 3, a supporting rod 4, a connecting screw rod 5, a limiting plate 6 and a positioning nut 7, the sliding chute 3 is horizontally welded on the outer side wall of a sliding mould 1, the limiting plate 6 is clamped and slidably connected in the sliding chute 3, one end of the connecting screw rod 5 extends into the sliding chute 3 and is welded on the limiting plate 6, the other end of the connecting screw rod is hinged with one end of the supporting rod 4, and the positioning nut 7 is in threaded connection with the connecting screw rod 5 and drives the limiting plate 6 to tightly abut against the outer wall and the inner wall of the sliding chute 3; the other end of the support rod 4 is hinged on the side wall of one side, which deviates from the feeding end, of the vertical plate 2, and the hinged shafts at the two ends of the support rod 4 are parallel to the hinged shaft of the vertical plate 2.
Referring to fig. 3, a vertical screw conveyor 8 is arranged on one side, away from the slip form mold 1, of the vertical plate 2, a feed inlet of the screw conveyor 8 is arranged close to the ground and close to a feed end of the slip form mold 1, and a discharge end of the screw conveyor 8 is arranged above the vertical plate 2 and faces the slip form mold 1, so that mixture to be overflowed is fed into the slip form mold 1 again.
The modification of the slip form mold 1 can completely wrap the mixture in the slip form mold 1 through the vertical plate 2 and the screw conveyor 8 when the mixture is spread, so that the mixture overflowing the slip form mold 1 is reduced, the mixture does not need to be cleaned again, the working procedures are reduced, time and labor are saved, the mixture waste is reduced, and the utilization rate of the mixture is improved.
A construction process of an earth shoulder comprises the following steps:
s1: construction preparation;
s11: cleaning sundries on the road surface, lofting the inner side of a road shoulder according to the designed width of the road surface, wherein the intervals of straight line sections are 10 meters, the intervals of curved line sections are 5 meters, and the road shoulder is positioned outside a dividing line;
s12: connecting the lofting points into a dividing line by lime, wherein the dividing line is flat and straight in a straight line section and smooth in transition in a curve section, and isolating a construction area of a road shoulder and a pavement structure layer;
s12: leveling and discharging the foundation by using a bulldozer, stabilizing the pressure by using a road roller, and finally performing static pressure collection to form a compacted and stabilized roadbed;
s13: and (4) sampling and detecting the road surface after the static pressure is collected, and if the detection is unsuccessful, repeating S12 until the road surface sampling and detecting are qualified.
S2: constructing a road shoulder; the mixture is subjected to material sealing in advance, and the water content of the mixture is adjusted in real time according to different mixing ratios of the mixture on a construction site, so that the water content of the mixture is always matched with the mixing ratio;
s21: cleaning the road surface again, and planning the position and the area of the road shoulder outside the lime line according to the bottom width of the road shoulder;
s22: placing a molding machine along the road shoulder marking line, wherein the molding machine is parallel to the lime line and is positioned between the lime lines on two sides, and a hopper of the molding machine and the slip form mold 1 are sequentially flush and level in the planned road shoulder area and do not exceed the lime line;
s23: transporting the mixture and transferring the mixture to a carriage of a molding machine;
s24: starting a molding machine to enable a vehicle body to move forward along a straight line at a constant speed and move forward along a road shoulder marking line, strictly controlling a position controller in the working process of the molding machine, and constantly paying attention to whether the position of a constructed road shoulder is positioned outside a white lime line or not to enable the molding machine to pave, mold and tamp a mixed material;
s241: the hopper in the carriage dumps the mixture along the advancing direction and uniformly falls into the road shoulder marking line, and the inclination of the carriage is uniformly controlled during dumping, so that the hopper can conveniently dump the mixture;
s242: after the slip form die 1 is close to the hopper, the mixture is wrapped by the open vertical plate 2 and enters the slip form die 1 along the feeding end of the slip form die 1 for paving and forming, the mixture which is about to overflow the vertical plate 2 enters the feeding hole of the screw conveyor 8 and rises along the vertical direction, and then is poured into the slip form die 1 from the discharging hole of the screw conveyor 8 for continuous paving;
s243: starting a flat vibrator when the mixture enters the slip form mold 1, vibrating the flat vibrator to enable the slip form mold 1 to drive the mixture to be compacted and compacted, and forming a formed soil shoulder at the discharge end of the slip form mold 1;
s25: repeating S25, wherein the molding machine reciprocates along the road shoulder, the road shoulder is poured and tamped layer by layer to form the road shoulder, and the tamping degree of each layer of the mixture is not less than 95%;
s26: both sides of the road shoulder are generally set into slope shapes, and corners of the top wall of the road shoulder and the side walls of the slope shapes on both sides are provided with anti-scouring layers which adopt anti-cracking nets, and the anti-cracking nets are placed at the corners of the road shoulder in advance;
s27: paving an asphalt layer on the surface of the road shoulder through a mould building machine, and fixing the anti-cracking net on the road shoulder;
s3: the construction of the road surface, take both sides of the shoulder as the foundation and stop, carry on the laying of each layer structure of road surface, and the laying of the road surface is carried on after the shoulder is shaped all the time;
s31: and paving a gravel cushion layer on the road surface.
The implementation principle of the soil shoulder construction process in the embodiment of the application is as follows: according to the method, the road shoulder is constructed firstly, the pavement structure layer is constructed, and a template does not need to be installed in the pavement structure layer paving process after the road shoulder, so that the use of manpower and materials can be reduced, and the working efficiency is greatly improved; the molding machine is adopted to replace the traditional mode of paving the soil shoulder by matching small machines, so that the labor is saved, and the construction efficiency is improved; meanwhile, the use of the molding machine ensures the construction quality of the soil shoulder, the paving effect is attractive, the compacting effect is better, the later stage is not easy to damage, the investment of manpower and equipment is reduced, the construction efficiency of the soil shoulder is improved, the waste of personnel materials caused by installing a template in the road construction process is reduced, the equipment is utilized to pave the soil shoulder, the mess in the field can be avoided, and the standardized construction and construction requirements are met better.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. A soil shoulder construction process is characterized in that: the method comprises the following steps:
s1: construction preparation;
s2: constructing a road shoulder;
s21: cleaning the road surface, and planning the position of a road shoulder according to the bottom width of the road shoulder;
s22: placing the molding machine along the shoulder marking line;
s23: transporting the mixture and transporting the mixture to a molding machine;
s24: starting a molding machine to move forward along the shoulder gauge marking line, so that the molding machine paves, forms and tamps the mixture;
s25: repeating S25, wherein the molding machine reciprocates along the road shoulder, and the road shoulder is poured in layers and tamped in layers to form the road shoulder;
s3: and (5) constructing the pavement.
2. A soil shoulder construction process according to claim 1, wherein: the mould building machine comprises a vehicle body and a carriage, a hopper, a slip form mould (1) and a flat plate vibrator which are sequentially assembled on the vehicle body, wherein the hopper is communicated with the carriage, the flat plate vibrator is assembled on the slip form mould (1), and S24 comprises:
s241: the mixture is poured by a hopper in the carriage along the conveying direction and uniformly falls into the road shoulder marking line;
s242: after the slip form die (1) is close to the hopper, the mixture is gathered, paved and formed;
s243: the vibration of the flat vibrator enables the slip form mould (1) to drive the mixture to be compacted and compacted.
3. A soil shoulder construction process according to claim 1, wherein: and paving an asphalt layer on the surface of the road shoulder through a mould building machine.
4. A soil shoulder construction process according to claim 1, wherein: the both sides of the road shoulder are set to be slope-shaped, and the corners of the top wall of the road shoulder and the side walls of the slope-shaped on the both sides are provided with anti-scouring layers.
5. A soil shoulder construction process according to claim 1, wherein: the compaction degree of each layer of the mixture is not less than 95%.
6. A soil shoulder construction process according to claim 1, wherein: the S1 includes:
s11: cleaning up sundries on the road surface, and measuring and lofting a to-be-constructed area in advance;
s12: connecting the lofting points into dividing lines, and isolating the construction areas of the road shoulders and the pavement structure layer;
s12: leveling the pavement, rolling and tamping, and finally performing static pressure face collection;
s13: and (5) sampling and detecting the road surface after the static pressure is collected, and repeating S12 until the road surface sampling is qualified.
7. A soil shoulder construction process according to claim 6, wherein: the density of the lofting points at the curved sections of the highway is greater than that at the straight sections of the highway, and the road shoulders are positioned outside the parting lines.
8. A soil shoulder construction process according to claim 1, wherein: the mixture is subjected to material sealing in advance, and the water content of the mixture is adjusted in real time according to different mixing ratios of the mixture on a construction site.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111474023.2A CN114232427B (en) | 2021-12-03 | 2021-12-03 | Construction process of earth shoulder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111474023.2A CN114232427B (en) | 2021-12-03 | 2021-12-03 | Construction process of earth shoulder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114232427A true CN114232427A (en) | 2022-03-25 |
| CN114232427B CN114232427B (en) | 2023-02-10 |
Family
ID=80753227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111474023.2A Active CN114232427B (en) | 2021-12-03 | 2021-12-03 | Construction process of earth shoulder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114232427B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018031229A (en) * | 2016-08-26 | 2018-03-01 | 株式会社佐藤渡辺 | Road shoulder compacting device |
| CN108316076A (en) * | 2018-01-23 | 2018-07-24 | 刘全 | A kind of closely knit making construction method of highway earth shoulder sliding formwork pressure |
| CN109853339A (en) * | 2019-04-09 | 2019-06-07 | 陈建军 | Earth shoulder shapes paver |
| CN110016851A (en) * | 2019-04-25 | 2019-07-16 | 陈建军 | A kind of earth shoulder sliding formwork mold and paver |
| CN209975326U (en) * | 2019-05-07 | 2020-01-21 | 惠州尚翔建设工程有限公司 | Concrete-overflowing-preventing concrete spreading machine for road and bridge construction |
| CN113047137A (en) * | 2021-04-19 | 2021-06-29 | 中铁五局集团有限公司 | Layered slip-form paving construction method for road shoulder |
| CN213896659U (en) * | 2020-09-05 | 2021-08-06 | 广东睿安建设有限公司 | Municipal works are maintained with level and smooth device with road surface |
-
2021
- 2021-12-03 CN CN202111474023.2A patent/CN114232427B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018031229A (en) * | 2016-08-26 | 2018-03-01 | 株式会社佐藤渡辺 | Road shoulder compacting device |
| CN108316076A (en) * | 2018-01-23 | 2018-07-24 | 刘全 | A kind of closely knit making construction method of highway earth shoulder sliding formwork pressure |
| CN109853339A (en) * | 2019-04-09 | 2019-06-07 | 陈建军 | Earth shoulder shapes paver |
| CN110016851A (en) * | 2019-04-25 | 2019-07-16 | 陈建军 | A kind of earth shoulder sliding formwork mold and paver |
| CN209975326U (en) * | 2019-05-07 | 2020-01-21 | 惠州尚翔建设工程有限公司 | Concrete-overflowing-preventing concrete spreading machine for road and bridge construction |
| CN213896659U (en) * | 2020-09-05 | 2021-08-06 | 广东睿安建设有限公司 | Municipal works are maintained with level and smooth device with road surface |
| CN113047137A (en) * | 2021-04-19 | 2021-06-29 | 中铁五局集团有限公司 | Layered slip-form paving construction method for road shoulder |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114232427B (en) | 2023-02-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111893827A (en) | Construction process of urban trunk road | |
| CN106894308A (en) | A kind of crack resistance construction of cement stable macadam base method | |
| CN113047137A (en) | Layered slip-form paving construction method for road shoulder | |
| CN111021174A (en) | Construction method of urban road | |
| US3429130A (en) | Dam construction | |
| CN110485218A (en) | It is a kind of to help wide construction method for railway bed | |
| CN110438914B (en) | Water passing box culvert on soft soil foundation and construction method thereof | |
| CN109371910B (en) | Ground-cushion height-filling protection and construction method | |
| CN111155401A (en) | One-step paving and forming construction method for water-stable base layer | |
| CN110593063A (en) | Simple slip form paving device for cast-in-place concrete hard road shoulder and manufacturing and using method thereof | |
| CN114232427B (en) | Construction process of earth shoulder | |
| CN113737595B (en) | Road repairing construction process | |
| CN111719371A (en) | Road base layer component and road paving method | |
| CN212404729U (en) | Prefabricated equipment of road surface of mating formation | |
| CN213115347U (en) | Dampproof ground | |
| CN113026473B (en) | Road widening construction method | |
| CN115094698A (en) | Solidified building residue soil road structure in soft soil area and construction method | |
| CN212000419U (en) | Road structure in hilly areas | |
| CN111593639A (en) | Prefabricated equipment for paving road surface and construction method thereof | |
| CN113718583A (en) | Novel temporary road construction process | |
| CN112095394A (en) | Composite pavement with excellent drainage function and construction method thereof | |
| CN111794026B (en) | Construction method of main body structure of underpass of expressway | |
| CN111455770B (en) | Asphalt pavement splicing structure based on recycled materials and construction method thereof | |
| CN111576125B (en) | Construction method for transverse automatic feeding base layer | |
| CN211734973U (en) | Simple slip form paving device for cast-in-place concrete hard road shoulder |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |