CN113652922A - Profile steel cover plate pavement structure - Google Patents
Profile steel cover plate pavement structure Download PDFInfo
- Publication number
- CN113652922A CN113652922A CN202111027605.6A CN202111027605A CN113652922A CN 113652922 A CN113652922 A CN 113652922A CN 202111027605 A CN202111027605 A CN 202111027605A CN 113652922 A CN113652922 A CN 113652922A
- Authority
- CN
- China
- Prior art keywords
- layer
- concrete
- pavement
- steel
- steel bar
- 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.)
- Pending
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
- E01C9/00—Special pavings; Pavings for special parts of roads or airfields
- E01C9/08—Temporary pavings
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Paving Structures (AREA)
Abstract
The invention discloses a profile steel cover plate pavement structure, wherein crown beams are cast at the top ends of fender posts, a main body pavement comprises a steel bar-profile steel concrete combination layer and a main body asphalt concrete pavement layer, two ends of the steel bar-profile steel concrete combination layer are respectively and fixedly connected to the crown beams at two sides, and the main body asphalt concrete pavement layer is fixedly connected to the steel bar-profile steel concrete combination layer; the side pavement comprises a reinforced concrete floor layer and a side asphalt concrete pavement layer, one end of the reinforced concrete floor layer is fixedly connected to the crown beam, the bottom surface of the reinforced concrete floor layer abuts against the soil body on the outer side of the crown beam, and the side asphalt concrete pavement layer is fixedly connected to the reinforced concrete floor layer. Meanwhile, the crown beam is used as a bearing structure, the adopted connecting nodes are few, the bearing stability and integrity are good, and the problems of node looseness and deformation of the bearing beam are not easy to occur. And, the side road surface can prevent the side of road from appearing differential settlement.
Description
Technical Field
The invention relates to a section steel cover plate pavement structure.
Background
At present, more and more subway stations are built in busy urban areas and busy traffic areas, and traffic occupation and environmental influence become the biggest restriction factors. The cover excavation method has short road occupation time and small influence on ground traffic, can reduce the interference on the ground traffic to the maximum extent, overcomes the influence of open excavation construction on road traffic, eliminates the noise interference of the open excavation construction on surrounding residents, and is an effective construction method for reducing construction road occupation in the construction process of urban underground engineering at home and abroad.
At present, a temporary pavement paving system is mostly adopted in the construction of a cover and excavation method and comprises a pile top crown beam, a temporary support system, a prefabricated cover plate pavement, a surface layer and the like, after the construction of the temporary support system is finished, the prefabricated cover plate pavement is hoisted, a layer of geotextile is paved on the cover plate, then a C20 concrete leveling layer is poured to facilitate the drainage of the pavement, and finally an asphalt concrete surface layer is paved to form the temporary pavement.
The technology has the following disadvantages:
1) the pavement covering system is of a temporary structure and is assembled by adopting temporary connection, the supporting system and the pavement structure cannot be completely integrated, the problems of unsmooth pavement, noise generation and the like are easily caused, and the driving comfort level cannot be guaranteed.
2) The temporary pavement adopts military beams and Bailey beams as bearing structures and is connected with the precast concrete cover plate, so that the number of joint nodes of each system and each component is large, the stability and the integrity of the bearing beam are difficult to guarantee, and the problems of node looseness, bearing beam deformation and the like easily occur.
3) After the main engineering is finished, the temporary pavement covering system needs to be dismantled and the pavement structure needs to be restored again, so that the cost is wasted.
Disclosure of Invention
The invention provides a section steel cover plate pavement structure which overcomes the defects in the prior art. The technical scheme adopted by the invention for solving the technical problems is as follows:
a structural steel cover plate pavement structure is matched with a prefabricated fender post, the fender post is provided with two groups which are respectively positioned at two sides of a road, the pavement structure comprises a crown beam, a main body pavement and a side pavement, the crown beam is poured at the top end of the fender post, the main body pavement comprises a steel bar-structural steel concrete combination layer and a main body asphalt concrete pavement layer, two ends of the steel bar-structural steel concrete combination layer are respectively and fixedly connected to the crown beams at two sides, and the main body asphalt concrete pavement layer is fixedly connected to the steel bar-structural steel concrete combination layer; the side pavement comprises a reinforced concrete slab layer and a side asphalt concrete pavement layer, one end of the reinforced concrete slab layer is fixedly connected to the crown beam, the bottom surface of the reinforced concrete slab layer abuts against the soil body on the outer side of the crown beam, and the side asphalt concrete pavement layer is fixedly connected to the reinforced concrete slab layer;
excavating the soil body in the middle of the road to the thickness of the main body pavement, communicating two ends of the soil body with the fender post, integrally pouring the crown beam and the steel bar-section steel concrete combined layer, and paving and rolling the main body asphalt concrete pavement layer; and then, excavating the soil body on the side of the road to the thickness of the road surface on the side and communicating the soil body with the top beam, and paving and rolling the asphalt concrete pavement layer after pouring the reinforced concrete floor layer.
In a preferred embodiment: the steel bar-section steel concrete combination layer comprises a first concrete protection layer, a steel bar-section steel concrete layer and a second concrete protection layer which are sequentially connected from top to bottom, and the steel bar-section steel concrete layer comprises a first steel bar concrete layer, a section steel concrete layer and a second steel bar concrete layer which are sequentially connected from top to bottom.
In a preferred embodiment: the thickness of the first concrete protective layer and the thickness of the second concrete protective layer are both 6-8 cm.
In a preferred embodiment: the thickness of the first concrete protective layer and the thickness of the second concrete protective layer are both 7 cm.
In a preferred embodiment: the steel bar-section steel concrete layer further comprises longitudinally arranged connecting section steel, the crown beam comprises crown beam steel bars and concrete poured in the crown beam steel bars, and the connecting section steel is inserted into the crown beam steel bars.
In a preferred embodiment: the reinforced concrete floor slab layer comprises a butt plate reinforcing steel bar and concrete poured in the butt plate reinforcing steel bar, and is additionally provided with a connecting rib for connecting the crown beam reinforcing steel bar with the butt plate reinforcing steel bar.
In a preferred embodiment: the diameter of the stubble connecting ribs is not less than 25 mm, the reserved length is not less than 20 cm, and the distance between adjacent stubble connecting ribs is not more than 30 cm.
In a preferred embodiment: the main body asphalt concrete pavement is larger than the side edge asphalt concrete pavement, the crown beam is provided with a first horizontal plane, a second horizontal plane and a third horizontal plane which are sequentially connected, the end part of the steel bar-steel reinforced concrete composite layer is fixedly connected on the first horizontal plane, the end parts of the steel bar reinforced concrete attachment straps layer upon layer are fixedly connected on the third horizontal plane, and the main body asphalt concrete pavement extends to the second horizontal plane and is flush with the side edge asphalt concrete pavement.
In a preferred embodiment: the thickness of the main asphalt concrete pavement layer and the thickness of the side asphalt concrete pavement layer are both 9-11 cm.
In a preferred embodiment: the thickness of the main body asphalt concrete pavement layer and the thickness of the side edge asphalt concrete pavement layer are both 10 cm.
In a preferred embodiment: the thickness of the reinforced concrete access panel layer is 20-40 cm, and the length is 4-6 m.
In a preferred embodiment: the thickness of the reinforced concrete access panel layer is 30cm, and the length is 5 m.
Compared with the background technology, the technical scheme has the following advantages:
1. the main body pavement comprises the steel bar-section steel concrete combination layer and the main body asphalt concrete pavement layer, two ends of the steel bar-section steel concrete combination layer are fixedly connected to the top beams on two sides respectively, and the main body asphalt concrete pavement layer is fixedly connected to the section steel concrete combination layer. Meanwhile, the crown beam is used as a bearing structure, the adopted connecting nodes are few, the bearing stability and integrity are good, and the problems of node looseness and deformation of the bearing beam are not easy to occur. And the side road surface is arranged on the outer side of the crown beam and comprises a reinforced concrete access slab layer and a side asphalt concrete road surface layer, so that the side of the road can be prevented from being unevenly settled.
2. The thickness of the first concrete protective layer and the thickness of the second concrete protective layer are both 6-8 cm, so that the pavement has enough thickness, the problems of unsmooth pavement and noise are not easy to occur, and the driving comfort level can be ensured.
3. The connecting section steel is inserted into the crown beam steel bars, so that after the crown beam and the steel bar-section steel concrete composite layer are integrally poured, a whole is formed between the crown beam and the steel bar-section steel concrete composite layer, the integrity is stronger, and the crown beam is used as a permanent structure and has higher strength.
4. Connecting ribs are arranged between the crown beam reinforcing steel bars and the butt strap reinforcing steel bars, so that the crown beam and the reinforced concrete butt strap layer have high connection rigidity, and the integrity is better.
5. The main asphalt concrete pavement layer extends to the second horizontal plane and is flush with the side asphalt concrete pavement layer, so that the integrity of the pavement layer can be ensured.
Drawings
The invention is further illustrated by the following figures and examples.
Fig. 1 is a schematic overall view of a structural steel cover pavement structure according to a preferred embodiment.
Fig. 2 is a schematic partial structure diagram of fig. 1.
FIG. 3 is a schematic diagram of the binding of the crown beam reinforcement of a preferred embodiment.
Detailed Description
In the claims, the specification and the drawings of the present invention, unless otherwise expressly limited, the terms "first", "second" or "third", etc. are used for distinguishing between different items and not for describing a particular sequence.
In the claims, the specification and the drawings of the present invention, unless otherwise expressly limited, all directional or positional relationships indicated by the terms "center," "lateral," "longitudinal," "horizontal," "vertical," "top," "bottom," "inner," "outer," "upper," "lower," "front," "rear," "left," "right," "clockwise," "counterclockwise," and the like are based on the directional or positional relationships indicated in the drawings and are used for convenience in describing the present invention and for simplicity in description, but do not indicate or imply that the device or element so indicated must have a particular orientation or be constructed and operated in a particular orientation, and therefore should not be construed as limiting the scope of the present invention.
In the claims, the description and the drawings of the present application, unless otherwise expressly limited, the terms "fixedly connected" and "fixedly connected" should be interpreted broadly, that is, any connection between the two that is not in a relative rotational or translational relationship, that is, non-detachably fixed, integrally connected, and fixedly connected by other devices or elements.
In the claims, the specification and the drawings of the present invention, the terms "including", "having", and variations thereof, are intended to be inclusive and not limiting.
Referring to fig. 1 to 3, a preferred embodiment of a steel deck pavement structure is shown, which is matched with prefabricated fender posts 10, and two sets of fender posts 10 are respectively disposed on both sides of a road.
The pavement structure includes a crown girder 20, a main body pavement 30, and side pavement 40.
The crown beams 20 are cast on top of the fender post 10. The crown beam 20 includes crown beam reinforcing bars and concrete poured within the crown beam reinforcing bars.
The main body pavement 30 includes a steel bar-steel reinforced concrete composite layer 31 and a main body asphalt concrete pavement layer 32, both ends of the steel bar-steel reinforced concrete composite layer 31 are respectively and fixedly connected to the crown beams 20 at both sides, and the main body asphalt concrete pavement layer 32 is fixedly connected to the steel bar-steel reinforced concrete composite layer 31.
In this embodiment, the reinforced steel-section steel concrete composite layer 31 includes a first concrete protective layer 33, a reinforced steel-section steel concrete layer 34 and a second concrete protective layer 35 which are sequentially connected from top to bottom, and the reinforced steel-section steel concrete layer 34 includes a first reinforced concrete layer, a section steel concrete layer and a second reinforced concrete layer which are sequentially connected from top to bottom.
In this embodiment, the thickness of the first concrete protection layer 33 and the thickness of the second concrete protection layer 35 are both 6-8 cm. Preferably, the thickness of the first concrete protective layer 33 and the thickness of the second concrete protective layer 35 are both 7 cm.
In this embodiment, as shown in fig. 2, the steel bar-section steel concrete layer 34 further includes a connecting section steel 36 arranged in a longitudinal direction, and the connecting section steel 36 is inserted into the crown beam steel bar.
The side pavement 40 comprises a reinforced concrete slab layer 41 and a side asphalt concrete pavement layer 42, one end of the reinforced concrete slab layer 41 is fixedly connected to the crown beam 20, the bottom surface of the reinforced concrete slab layer is abutted against the soil body on the outer side of the crown beam 20, and the side asphalt concrete pavement layer 42 is fixedly connected to the reinforced concrete slab layer 41.
In this embodiment, the reinforced concrete slab layer 41 includes slab reinforcing bars and concrete poured in the slab reinforcing bars, and is further provided with connecting ribs 43 connecting the crown beam reinforcing bars and the slab reinforcing bars.
In this embodiment, the diameter of the stubble connecting ribs 43 is not less than 25 mm, the reserved length is not less than 20 cm, and the distance between adjacent stubble connecting ribs 43 is not more than 30 cm.
In this embodiment, the thickness of the main body pavement 30 is greater than that of the side edge pavement 40, the crown beam 20 is provided with a first horizontal plane 21, a second horizontal plane 22 and a third horizontal plane 23 which are sequentially connected, the end of the steel bar-section steel concrete combination layer 31 is fixedly connected to the first horizontal plane 21, the end of the steel bar concrete slab layer 41 is fixedly connected to the third horizontal plane 23, and the main body asphalt concrete pavement layer 32 extends to the second horizontal plane 22 and is flush with the side edge asphalt concrete pavement layer 42.
In this embodiment, the thickness of the main asphalt concrete pavement layer 32 and the thickness of the side asphalt concrete pavement layer 42 are both 9-11 cm.
In this embodiment, the thickness of the main asphalt concrete pavement layer 32 and the thickness of the side asphalt concrete pavement layer 42 are both 10 cm.
In this embodiment, the thickness of the reinforced concrete floor layer 41 is 20-40 cm, and the length is 4-6 m. Preferably, the reinforced concrete floor layer 41 has a thickness of 30cm and a length of 5 m.
Because the main body pavement 30 comprises the steel bar-section steel concrete combination layer 31 and the main body asphalt concrete pavement layer 32, two ends of the steel bar-section steel concrete combination layer 41 are respectively and fixedly connected to the crown beams 20 at two sides, and the main body asphalt concrete pavement layer 32 is fixedly connected to the section steel concrete combination layer 31, the main body pavement 30 can be used as a permanent structure, a new pavement structure does not need to be manufactured again, and the manufacturing cost is greatly reduced. Meanwhile, the crown beam 20 is used as a bearing structure, the adopted connecting nodes are few, the bearing stability and integrity are good, and the problems of node looseness and bearing beam deformation are not easy to occur. And, the side road surface 40 is further arranged on the outer side of the crown beam 20, and the side road surface 40 comprises a reinforced concrete slab layer 41 and a side asphalt concrete pavement layer 42, so that the side of the road can be prevented from uneven settlement.
The construction process of the pavement structure is as follows:
1. the place adopts machinery cooperation manual excavation, and the soil body excavation in the middle of the road is linked together with fender pile 10 to main part road surface 30 thickness and both ends, levels after the excavation, adopts small-size road roller to carry out the compaction to the place of accomplishing, guarantees that foundation ditch bottom bearing capacity accords with the designing requirement. After the base is compacted, laying color strip cloth or geotextile on the base to isolate the main body pavement 30;
2. measuring the elevation of the pile head of the excavated fender post 10, chiseling the dummy pile part higher than the designed elevation to reach the designed elevation of the pile top, and grinding the position of the steel bar of the mounting crown beam after chiseling;
3. binding steel bars or section steel from bottom to top:
firstly binding the crown beam reinforcing steel bars, and synchronously arranging the connecting reinforcing steel bars 43 extending towards the side road surface and the connecting section steel 36 extending towards the main body road surface 30; then, binding the steel bars and the section steel in the steel bar-section steel concrete combined layer 31, specifically binding the steel bars in the second steel bar concrete layer 35, the section steel in the section steel concrete layer 34 and the steel bars in the first steel bar concrete layer 33 in sequence; when the steel bars in the second reinforced concrete layer 35 are bound, the crown beam steel bars are connected with the steel bars in the second reinforced concrete layer 35 through the connecting section steel 36;
it should be noted that the steel bar crossing points are bound by adopting galvanized iron wires with the diameter of 22 mm, and the overlapping parts of the stirrup hooks are arranged on the upper surface in a staggered manner along the length direction; the reinforcing steel bars and the bottom template adopt concrete cushion blocks with the same labels, and the thickness of the protective layer is 7 cm. Shaped steel adopts national standard, and concrete model adjusts according to the in service behavior, processes to suitable length on the open ground in advance, if needs the welding, adopts groove welding, and the groove department need polish and level, welds in order to guarantee welding quality with carbon dioxide protection. After the butt welding is finished, a hexagonal steel plate is adopted for reinforcement, and the integral mechanical property of the I-shaped steel is ensured to meet the use requirement. Then hoisting is carried out, each distance is 25cm, the steel bars on the first reinforced concrete layer can be installed behind the section steel without errors, and the installation requirements are the same as those of the lower layer of steel bars.
4. The main body pavement 30 adopts a wood pattern, and the basic construction sequence is as follows; manufacturing a wood model, leveling and paying off, installing a wood template, checking and accepting. The template installation should be straight and straight without dislocation and gaps. The template and the support thereof have enough bearing capacity, rigidity and stability, and can reliably bear the weight, lateral pressure and construction load of concrete pouring; the formwork supports firmly to guarantee to have sufficient support intensity, avoid having the displacement, the emergence of the formwork phenomenon of running in concrete placement process.
5. Concrete is poured in layers, the pouring thickness of each layer is about 30cm, one-time continuous pouring is finished, and an insertion type vibrator is adopted for vibrating and compacting during construction. Before the concrete pouring reaches the initial setting strength, the surface is rubbed and pressed for at least two times by a trowel, and after the concrete is leveled, the surface of the concrete is brushed by a steel brush, so that the surface layer asphalt can be conveniently paved. Concrete curing should adopt effective moisture retention measures to cure the concrete, and cover the exposed surface of the concrete in time by plastic cloth and the like to prevent surface moisture from evaporating.
6. When the strength of the concrete surface layer meets the requirement, the main concrete surface layer 32 is paved by adopting a paver, and the paving temperature is not lower than 135-150 ℃. High-temperature rolling is immediately carried out after the spreading, 2 times of rolling is finished by a static two-wheel roller, and the primary rolling temperature is controlled to be 130-145 ℃. The initial compaction is carried out by a light steel drum type road roller or a vibratory roller with vibration closed, the driving wheel faces to the paver during rolling, the re-compaction is carried out immediately after the initial compaction, the re-compaction is completed by the vibratory roller and the tyre roller, generally, the vibratory roller is used for rolling 3-4 times, and the tyre roller is used for rolling 4-6 times, so that the compaction degree is reached. And final pressing is performed after re-pressing, and the final pressing is performed by a vibratory roller with a double-wheel steel cylinder type roller and closed vibration, so that wheel tracks are eliminated (the final temperature is more than 70-80 ℃).
7. And finally, constructing the side road surface: firstly, the soil body on the side of the road is excavated to the thickness of the road surface on the side and communicated with the crown beam, then the butt strap steel bars are bound and connected with the crown beam steel bars through the connecting bars 43, the concrete is poured, and finally the asphalt concrete pavement layer 42 on the side is paved and rolled.
The above description is only a preferred embodiment of the present invention, and therefore should not be taken as limiting the scope of the invention, which is defined by the appended claims and their equivalents.
Claims (12)
1. The utility model provides a shaped steel apron road surface structure, its cooperatees with prefabricated fender post, and fender post is equipped with two sets ofly and is located the both sides of road respectively, its characterized in that: the pavement structure comprises a crown beam, a main body pavement and a side pavement, wherein the crown beam is poured at the top end of a fender post, the main body pavement comprises a steel bar-section steel concrete combination layer and a main body asphalt concrete pavement layer, two ends of the steel bar-section steel concrete combination layer are respectively and fixedly connected to the crown beams at two sides, and the main body asphalt concrete pavement layer is fixedly connected to the steel bar-section steel concrete combination layer; the side pavement comprises a reinforced concrete slab layer and a side asphalt concrete pavement layer, one end of the reinforced concrete slab layer is fixedly connected to the crown beam, the bottom surface of the reinforced concrete slab layer abuts against the soil body on the outer side of the crown beam, and the side asphalt concrete pavement layer is fixedly connected to the reinforced concrete slab layer;
excavating the soil body in the middle of the road to the thickness of the main body pavement, communicating two ends of the soil body with the fender post, integrally pouring the crown beam and the steel bar-section steel concrete combined layer, and paving and rolling the main body asphalt concrete pavement layer; and then, excavating the soil body on the side of the road to the thickness of the road surface on the side and communicating the soil body with the top beam, and paving and rolling the asphalt concrete pavement layer after pouring the reinforced concrete floor layer.
2. A profile steel cover plate pavement structure according to claim 1, characterized in that: the steel bar-section steel concrete combination layer comprises a first concrete protection layer, a steel bar-section steel concrete layer and a second concrete protection layer which are sequentially connected from top to bottom, and the steel bar-section steel concrete layer comprises a first steel bar concrete layer, a section steel concrete layer and a second steel bar concrete layer which are sequentially connected from top to bottom.
3. A profile steel cover plate pavement structure according to claim 2, characterized in that: the thickness of the first concrete protective layer and the thickness of the second concrete protective layer are both 6-8 cm.
4. A profile steel cover plate pavement structure according to claim 3, characterized in that: the thickness of the first concrete protective layer and the thickness of the second concrete protective layer are both 7 cm.
5. A profile steel cover plate pavement structure according to claim 1, characterized in that: the steel bar-section steel concrete layer further comprises longitudinally arranged connecting section steel, the crown beam comprises crown beam steel bars and concrete poured in the crown beam steel bars, and the connecting section steel is inserted into the crown beam steel bars.
6. A section steel apron road surface structure of claim 5, characterized in that: the reinforced concrete floor slab layer comprises a butt plate reinforcing steel bar and concrete poured in the butt plate reinforcing steel bar, and is additionally provided with a connecting rib for connecting the crown beam reinforcing steel bar with the butt plate reinforcing steel bar.
7. A section steel apron pavement structure of claim 6, characterized in that: the diameter of the stubble connecting ribs is not less than 25 mm, the reserved length is not less than 20 cm, and the distance between adjacent stubble connecting ribs is not more than 30 cm.
8. A profile steel cover plate pavement structure according to claim 1, characterized in that: the main body asphalt concrete pavement is larger than the side edge asphalt concrete pavement, the crown beam is provided with a first horizontal plane, a second horizontal plane and a third horizontal plane which are sequentially connected, the end part of the steel bar-steel reinforced concrete composite layer is fixedly connected on the first horizontal plane, the end parts of the steel bar reinforced concrete attachment straps layer upon layer are fixedly connected on the third horizontal plane, and the main body asphalt concrete pavement extends to the second horizontal plane and is flush with the side edge asphalt concrete pavement.
9. A profile steel cover plate pavement structure according to claim 1, characterized in that: the thickness of the main asphalt concrete pavement layer and the thickness of the side asphalt concrete pavement layer are both 9-11 cm.
10. A profile cover plate pavement structure according to claim 9, characterized in that: the thickness of the main body asphalt concrete pavement layer and the thickness of the side edge asphalt concrete pavement layer are both 10 cm.
11. A section steel apron pavement structure of claim 6, characterized in that: the thickness of the reinforced concrete access panel layer is 20-40 cm, and the length is 4-6 m.
12. A profile cover plate pavement structure according to claim 11, characterized in that: the thickness of the reinforced concrete access panel layer is 30cm, and the length is 5 m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111027605.6A CN113652922A (en) | 2021-09-02 | 2021-09-02 | Profile steel cover plate pavement structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111027605.6A CN113652922A (en) | 2021-09-02 | 2021-09-02 | Profile steel cover plate pavement structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113652922A true CN113652922A (en) | 2021-11-16 |
Family
ID=78493497
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111027605.6A Pending CN113652922A (en) | 2021-09-02 | 2021-09-02 | Profile steel cover plate pavement structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113652922A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205857198U (en) * | 2016-07-15 | 2017-01-04 | 中铁十七局集团第三工程有限公司 | Subway station construction main body building enclosure |
| CN106836637A (en) * | 2017-01-20 | 2017-06-13 | 温州大学 | Multiple material pipe binding type steel concrete connecting-beam and its construction method |
| CN108914970A (en) * | 2018-08-06 | 2018-11-30 | 中铁第四勘察设计院集团有限公司 | A kind of prestressed pavement flap support structure |
| CN112323861A (en) * | 2020-12-16 | 2021-02-05 | 中铁第四勘察设计院集团有限公司 | Cover plate structure for temporary passing of girder transporting vehicle and construction method thereof |
| CN112681374A (en) * | 2020-12-21 | 2021-04-20 | 武汉市市政工程机械化施工有限公司 | Shallow-buried underground-excavated channel cover excavation top-down construction method under complex conditions |
| CN112796333A (en) * | 2021-02-01 | 2021-05-14 | 上海市城市建设设计研究总院（集团）有限公司 | Multi-elevation deep foundation pit anchoring and pulling supporting structure and construction method thereof |
-
2021
- 2021-09-02 CN CN202111027605.6A patent/CN113652922A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205857198U (en) * | 2016-07-15 | 2017-01-04 | 中铁十七局集团第三工程有限公司 | Subway station construction main body building enclosure |
| CN106836637A (en) * | 2017-01-20 | 2017-06-13 | 温州大学 | Multiple material pipe binding type steel concrete connecting-beam and its construction method |
| CN108914970A (en) * | 2018-08-06 | 2018-11-30 | 中铁第四勘察设计院集团有限公司 | A kind of prestressed pavement flap support structure |
| CN112323861A (en) * | 2020-12-16 | 2021-02-05 | 中铁第四勘察设计院集团有限公司 | Cover plate structure for temporary passing of girder transporting vehicle and construction method thereof |
| CN112681374A (en) * | 2020-12-21 | 2021-04-20 | 武汉市市政工程机械化施工有限公司 | Shallow-buried underground-excavated channel cover excavation top-down construction method under complex conditions |
| CN112796333A (en) * | 2021-02-01 | 2021-05-14 | 上海市城市建设设计研究总院（集团）有限公司 | Multi-elevation deep foundation pit anchoring and pulling supporting structure and construction method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 陈跃进: "咬合桩+H型钢盖板支护工法...海地段下穿通道施工中的应用", 《中国新技术新产品》 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109610263B (en) | Construction method of assembled construction access road | |
| CN110904740B (en) | Roadbed and method for controlling differential settlement of high-speed railway road and bridge transition section | |
| KR101344063B1 (en) | The construction method of steel-concrete underpass | |
| CN110904823B (en) | Bridge head bump treatment construction structure and construction method in high soft soil filling area | |
| KR100687211B1 (en) | Method of paving road using precast concrete panel | |
| CN107059667A (en) | Door shape assembled armored concrete box culvert and its construction method | |
| CN109403170B (en) | Steep slope road and construction method thereof | |
| CN111676759A (en) | Assembly type temporary construction road and construction method | |
| CN113308953B (en) | Construction method for widening embankment by utilizing foam concrete of existing retaining wall | |
| CN112832079A (en) | Construction method of foamed light soil spliced wide-height highway embankment | |
| CN113073538A (en) | High pile plate-soil combined road | |
| CN206495233U (en) | Door shape assembled armored concrete box culvert | |
| CN110820471A (en) | Crossing plate, level crossing structure and laying method | |
| CN109577121A (en) | A kind of assembled self-balancing channel design system and its rapid constructing method | |
| CN106245546A (en) | A kind of corrugated steel Pipe rack | |
| CN105821759A (en) | Deformation compatibility composite type bridge end transition slab structure and construction method | |
| CN216237943U (en) | Rural highway cement concrete pavement assembled structure of small traffic | |
| CN110144784A (en) | The town road and its construction method constructed based on prestressed concrete plate stake | |
| CN113652922A (en) | Profile steel cover plate pavement structure | |
| CN115341476A (en) | Bridge deck pavement construction process | |
| CN211547805U (en) | Reinforced retaining wall capable of improving seepage-proofing and drainage performance | |
| CN210163739U (en) | Town road constructed based on prestressed concrete sheet piles | |
| CN204551521U (en) | The cast-in-place construction structure of board wall between a kind of antislide pile stake | |
| CN113585284A (en) | Steel-concrete composite beam and temporary pavement covering structure for subway station | |
| CN209636573U (en) | A kind of assembled self-balancing channel design system |
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 | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20211116 |