CN201891116U - Wall supporting system comprising flexible surface layer and soil nails - Google Patents
Wall supporting system comprising flexible surface layer and soil nails Download PDFInfo
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- CN201891116U CN201891116U CN201020604674XU CN201020604674U CN201891116U CN 201891116 U CN201891116 U CN 201891116U CN 201020604674X U CN201020604674X U CN 201020604674XU CN 201020604674 U CN201020604674 U CN 201020604674U CN 201891116 U CN201891116 U CN 201891116U
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Abstract
The utility model provides a wall supporting system comprising flexible surface layer and soil nails, which comprises a plurality of soil nails, a plurality of connecting structures and a flexible surface layer, wherein one end of each connecting structure is fixedly connected with a corresponding soil nail; the other end of each connecting structure is fixedly connected with the flexible surface layer; the soil nails are fixedly arranged in drill holes formed on a slope; and the flexible surface layer covers the surface of the slope. The soil nails are fixedly arranged in the drill holes formed on the slope by grouting, the flexible surface layer is connected with the soil nails by the connecting structures and a pre-stressing force is applied to the flexible surface layer when the flexible surface layer is connected with the soil nails, so that the flexible surface layer is stressed and is then covered on the slope and further the aim of reducing the construction cost for supporting the slope by the wall supporting system comprising flexible surface layer and soil nails is achieved.
Description
Technical field
The utility model relates to the geotechnical engineering technical field, relates in particular to a kind of flexible cladding soil-nail wall support system.
Background technology
The soil nailing wall is meant the foundation ditch of employing soil nailing reinforcing or the supporting and protection structure that the side slope sidewall soil body and surface layer etc. are formed.As a kind of common foundation ditch or slope retaining pattern, soil-nail wall support is widely used in the foundation ditch in non-weak soil place or slope project.Existing soil-nail wall support system mainly is made up of soil nailing and surface layer two parts.Soil nailing is meant and adopts the mode of holing slip casting, squeezing into or injecting that reinforcing bar, steel pipe or other elongated rod body materials are inserted the reinforcement body that forms in the geotechnical body.Surface layer is to stop the slight slope lateral displacement, bear soil pressure that potential slip-crack surface active region produces and with its structure that is passed to soil nailing, be the important component part that guarantees soil nailing system internal stability.Existing soil-nail wall support system surface layer mainly comprises four types of sprayed mortar surface layer, cast-in-situ concrete surface layer, precast concrete surface layer and steel facings.Wherein the sprayed mortar surface layer is a surface layer pattern the most commonly used, and it is made of the concrete that steel mesh reinforcement and continuous multilayer spray usually.
Existing People's Republic of China (PRC) industry standard " building foundation pit supporting tecnical regulations " points out that (JGJ120-99) construction of soil-nailed wall can be carried out in the following order:
1) should be by the designing requirement excavated surface, the finishing side slope is buried sprayed mortar THICKNESS CONTROL sign underground;
2) spray the first floor concrete;
3) soil nailing, slip casting are installed in boring, install connector;
4) assembling reinforcement net sprays second layer concrete;
5) drainage system of slope top, domatic and toe is set.
Be the further reduction of erection time, reduce construction costs, the researcher has done a large amount of optimizations and improvement to soil nailing and surface layer.
The Tan Yue tiger discloses " method and supporting construction soil nailing that a kind of pattern foundation pit supporting structure is constructed with composite soil nailing " in the utility model patent of Chinese patent publication number CN1380472.This utility model discloses the method for a kind of pattern foundation pit supporting structure with the composite soil nailing construction, at first make water-stop curtain, and, on water-stop curtain, make many row's Self-boring Soil Nail Support then along the water-stop curtain stage excavation, the making of this Self-boring Soil Nail Support takes to draw earlier the hole on water-stop curtain, then soil nailing is passed and draw the hole and it is pierced soil layer, after piercing soil layer, soil nailing, after this, steel mesh reinforcement is set on water-stop curtain from the slip casting of soil nailing endoporus, last sprayed mortar is installed backing plate and nut.This utility model also discloses a kind of supporting construction soil nailing, comprises the body of rod.Be provided with axial hole in the body of rod, be provided with drill bit at the head of the body of rod, be provided with radial hole in the front portion of the body of rod, this radial hole communicates with axial hole, is provided with screw thread at the afterbody of the body of rod.
Xu Minglong discloses a kind of composite soil nailing temporary lining wall construction " soft soil foundation pit mao bamboon composite soil nailing wall " of soft soil foundation pit in the utility model patent of publication number CN1403660.In excavation slope, be inserted with the pipe soil nailing of many cement injection mortars, the surface of pipe soil nailing is provided with slurry outlet and constitutes anchor pole, the steel mesh reinforcement that is located in the layer of concrete of excavation slope surface is then fixedlyed connected with the pipe soil nailing end of exposing, the pipe soil nailing adopts the mao bamboon that has connected each joint, is provided with slurry outlet equally on the mao bamboon surface.
Ceng Xianming etc. disclose a kind of supporting construction method in the utility model patent " soft soil slope plate brad supporting worker method " of publication number CN1540107.The soft soil slope plate brad supporting structure that he proposes comprises one group of soil nailing, steel mesh reinforcement that is arranged in soil layer, excavating the domatic anchor tube that the vertical top of a row has injected hole that sets in advance, steel mesh reinforcement is positioned at the anchor tube outside, soil nailing and anchor tube and steel mesh reinforcement are rigidly connected fixing, and the steel mesh reinforcement outside has one deck sprayed mortar surface layer.
Jianming Zhou is at the utility model patent " constructing process for expansion head mud nail " of publication number CN101050630.This utility model relates to the soil nailing of the end diameter expansion of using in a kind of foundation pit supporting project, discloses a kind of constructing process for expansion head mud nail that shortens workshop section's time, reduces construction costs to people.
Jia Hong etc. disclose a kind of Demountable composite material face plate brad supporting system that belongs to building ancillary works technical field in the utility model patent " Demountable composite material face plate brad supporting system " of publication number CN101122132.It is characterized in that Demountable composite material face is fixed on the foundation pit walls by detachable ground tackle and soil nailing, and connect to form by water-tight device between plate; Viability can disassemble composite material face after finishing, for next engineering continues service.
Tan Hanhua discloses a kind of method of build of permanent geotechnological woven bag soil nailing barricade in the utility model patent " method and the structure of the build of permanent geotechnological woven bag soil nailing barricade " of publication number CN101538863.It is characterized in that: fetching earth earlier packs into obtains geotechnological woven bag in the woven bag, arranges with geotechnological woven bag then and fills, and obtains geotechnological woven bag barricade; And then, in boring, place soil nailing reinforcing bar and Grouting Pipe to the internal drilling of geotechnological woven bag barricade, and carry out slip casting by Grouting Pipe, and make the steel concrete surface layer in the geotechnological woven bag barricade outside and wall top, obtain nonvolatil barricade.
Surface layer in the above-mentioned document all adopts the surface layer of the relative stiffnesses such as composite material of concrete, steel concrete, steel facing or high ratio modulus.The rigid surface speed of application is slow, and the cost height is stressed even inadequately, the complicated and not enough environmental protection of construction technology.Being connected of soil nailing and surface layer often adopted termination locking muscle (or screw rod+nut), backing plate, the horizontal pattern that is rigidly connected of reinforcing rib in the above-mentioned document, and it connects complex process, and speed of application is slow, and cost is higher relatively.
As from the foregoing, prior art realizes side slope is protected to form concrete pavement on side slope by to the side slope sprayed mortar, and the construction period of sprayed mortar is long, and working strength of workers is big, and concrete price is higher.Therefore, the construction costs of in the prior art side slope being protected is higher.
The utility model content
The utility model provides a kind of flexible cladding soil-nail wall support system, in order to solve the higher defective of construction costs of in the existing soil-nail wall support system technology side slope being protected, reach the purpose that reduces the construction costs that side slope is protected by flexible cladding soil-nail wall support system.
The utility model provides a kind of flexible cladding soil-nail wall support system, comprising: a plurality of soil nailings, a plurality of syndeton and flexible cladding; One end of each described syndeton is fixedly connected with corresponding described soil nailing, and the other end is fixedlyed connected with described flexible cladding; Described soil nailing is installed in the boring of offering on the side slope, and described flexible cladding covers on the described side slope surface.
The flexible cladding soil-nail wall support system that the utility model provides, soil nailing is fixedly installed in the boring of offering on the side slope by slip casting, and flexible cladding and soil nailing are linked together by syndeton, can suitably apply prestressing force when flexible cladding is connected with soil nailing, cover on the side slope after making the flexible cladding tensioning; When lateral displacement appears in side slope, flexible cladding by the firm tension of soil nailing so that flexible cladding can be attached to closely on the side slope surface, at this moment, the soil pressure that slope displacement produces passes to soil nailing by flexible cladding and syndeton, passes in the slip-crack surface stratum in addition by soil nailing and goes.The effect of contraction of flexible cladding and the reinforced action of soil nailing can effectively limit slope displacement, thereby keep the stable of side slope.Thereby can realize side slope is protected by flexible cladding soil-nail wall support system,, reach the purpose that reduces the construction costs that side slope is protected by flexible cladding soil-nail wall support system owing to adopt flexible cladding to substitute concrete.
Aforesaid flexible cladding soil-nail wall support system, in order to strengthen the structural strength of flexible cladding, flexible cladding soil-nail wall support system also comprises reinforcing rib, described reinforcing rib is installed on the described flexible cladding.
Aforesaid flexible cladding soil-nail wall support system, described reinforcing rib comprises many horizontal reinforcing ribs and many walings; The cross one another formation net structure that is fixed together of described horizontal reinforcing rib and described waling.
Aforesaid flexible cladding soil-nail wall support system, described horizontal reinforcing rib and described waling are reinforcing band, or for strengthening rope.
Aforesaid flexible cladding soil-nail wall support system is connected flexible cladding by syndeton for convenience efficiently with soil nailing, described syndeton is for flexibly connecting rope; A described end that flexibly connects rope is installed on the described soil nailing, and the other end is installed on the described flexible cladding, or is installed on the described flexible cladding by reinforcing rib.
Aforesaid flexible cladding soil-nail wall support system, in order effectively by syndeton flexible cladding to be connected with soil nailing, described syndeton is the post that is rigidly connected; One end of the described post that is rigidly connected is installed on the described soil nailing, and the other end is installed on the described flexible cladding.
Aforesaid flexible cladding soil-nail wall support system, described flexible cladding is a geotextile, or is geomembrane, or is geosynthetics material or for geotechnological special material.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to do one to the accompanying drawing of required use in embodiment or the description of the Prior Art below introduces simply, apparently, accompanying drawing in describing below is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the user mode reference diagram of the utility model flexible cladding soil-nail wall support system implementation example;
Fig. 2 be among Fig. 1 A-A to sectional drawing;
Fig. 3 is the local enlarged diagram one in B zone among Fig. 2;
Fig. 4 is the local enlarged diagram two in B zone among Fig. 2;
Fig. 5 is the flow chart of the utility model flexible cladding soil-nail wall support system implementation example job practices.
The specific embodiment
For the purpose, technical scheme and the advantage that make the utility model embodiment clearer, below in conjunction with the accompanying drawing among the utility model embodiment, technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
Fig. 1 is the user mode reference diagram of the utility model flexible cladding soil-nail wall support system implementation example, Fig. 2 be among Fig. 1 A-A to sectional drawing.As depicted in figs. 1 and 2, present embodiment flexible cladding soil-nail wall support system comprises: a plurality of soil nailings 2, a plurality of syndeton 3 and flexible cladding 1; One end of each syndeton 3 is fixedly connected with corresponding soil nailing 2, and the other end is fixedlyed connected with flexible cladding 1; Soil nailing 2 is installed in the boring 101 of offering on the side slope 10, and flexible cladding 1 covers on the surface of side slope 10.
Particularly, present embodiment is fixedly installed on soil nailing 2 in the boring 101 of offering on the side slope 10 by slip casting, and flexible cladding 1 and soil nailing 2 are linked together by syndeton 3, can suitably apply prestressing force when flexible cladding 1 is connected with soil nailing 2, cover on the side slope 10 after making flexible cladding 1 tensioning; When lateral displacement appears in side slope 10, flexible cladding 1 is strained so that flexible cladding 1 can closely be attached on the surface of side slope 10 securely by soil nailing 2, at this moment, the soil pressure that side slope 10 displacements produce passes to soil nailing 2 by flexible cladding 1 and syndeton 3, passes in the side slope slip-crack surface stratum in addition by soil nailing 2 and goes.The reinforced action of the effect of contraction of flexible cladding 1 and soil nailing 2 can effectively limit slope displacement, thereby keeps the stable of side slope 10.Flexible cladding 1 is a flexible structure, in light weight, the injection steel concrete surface layer that has replaced prior art, the staff can be laid on flexible cladding 1 on the surface of side slope 10 easily, shortened significantly present embodiment flexible cladding soil-nail wall support system has been arranged on duration on the side slope 10, and, effectively reduced the construction costs of carrying out side slope protection because the price of flexible cladding 1 is lower than concrete.In addition, flexible cladding 1 is when being subjected to the soil pressure of side slope 10 displacements generation, power can be distributed to uniformly on the whole surface of flexible cladding 1, make flexible cladding 1 can whole bear the soil pressure that side slope 10 lateral displacements produce, it is excessive and produce damaged phenomenon effectively to avoid spraying steel concrete surface layer local pressure.Wherein, the flexible cladding 1 in the present embodiment can be geotextile, or is geomembrane, or is the geosynthetics material or is geosynthetics such as geotechnological special material; Or be the higher flexible materials of other structural strengths.Present embodiment flexible cladding soil-nail wall support system does not limit the concrete material of flexible cladding 1.
Present embodiment flexible cladding soil-nail wall support system, soil nailing is fixedly installed in the boring of offering on the side slope by slip casting, and flexible cladding and soil nailing are linked together by syndeton, can suitably apply prestressing force when flexible cladding is connected with soil nailing, cover on the side slope after making the flexible cladding tensioning; When lateral displacement appears in side slope, flexible cladding by the firm tension of soil nailing so that flexible cladding can be attached to closely on the side slope surface, at this moment, the soil pressure that slope displacement produces passes to soil nailing by flexible cladding and syndeton, passes in the slip-crack surface stratum in addition by soil nailing and goes.The effect of contraction of flexible cladding and the reinforced action of soil nailing can effectively limit slope displacement, thereby keep the stable of side slope.Thereby can realize side slope is protected by flexible cladding soil-nail wall support system,, reach the purpose that reduces the construction costs that side slope is protected by flexible cladding soil-nail wall support system owing to adopt flexible cladding to substitute concrete.Compare with existing soil-nail wall support system and job practices thereof, the flexible cladding soil-nail wall support system that the utility model provides has clear superiority.The price of flexible cladding is compared relatively low with traditional injection steel concrete surface layer, can reduce construction costs 30%～50%; Flexible cladding weight is lighter, be easy to carrying, the workman can side slope form the back than easily flexible cladding being laid on the side slope surface in the short time in Excavation Process, and the flexible cladding that adopts need not curing age, so adopt the utility model to improve supporting efficient, accelerate supporting construction speed, reduced working strength of workers; The utility model has solved problem of environmental pollutions such as the noise, airborne dust of sprayed mortar, has improved workman's operating environment; Flexible cladding need not to consume cement, sand and stone, is beneficial to environmental protection, meets the requirement of scientific development and low-carbon economy; Flexible cladding soil-nail wall support system has stronger durability, is suitable as permanent supporting and protection structure and uses; Flexible cladding can combine with slope greening easily, is easy to realize permanent ecological side slope design.
Based on technique scheme, optionally, in order to strengthen the structural strength of flexible cladding 1, present embodiment flexible cladding soil-nail wall support system also comprises reinforcing rib, and reinforcing rib is installed on the flexible cladding 1.
Particularly, the reinforcing rib in the present embodiment can comprise many horizontal reinforcing ribs 42 and many walings 41; Laterally reinforcing rib 42 can be the cross one another formation net structure that is fixed together of node with the soil nailing with waling 41.Can effectively strengthen the structural strength of flexible cladding 1 by reinforcing rib, thereby can make flexible cladding 1 can bear the bigger soil pressure that side slope 10 lateral displacements produce, present embodiment flexible cladding soil-nail wall support system can more effectively guarantee the stable of side slope 10.Wherein, the horizontal reinforcing rib 42 in the present embodiment can be the local reinforcing band of strengthening formation on the flexible cladding 1 with waling 41, or is that flexible cladding 1 is laid the additional reinforcement rope in back.
Further, as shown in Figure 3, by syndeton 3 flexible cladding 1 is connected with soil nailing 2 efficiently for convenience, the syndeton 3 in the present embodiment can be for flexibly connecting rope; An end that flexibly connects rope is installed on the soil nailing 2, and the other end is installed in flexible cladding 1.Concrete, syndeton 3 adopts and flexibly connects rope in the present embodiment, for example: high-strength high-modulus fibre rope or nylon rope etc.In the use of present embodiment flexible cladding soil-nail wall support system, end that flexibly connects rope in the present embodiment can be fixed in the soil nailing 2, the other end passes flexible cladding 1 back and is held together with reinforcing rib, thereby the syndeton 3 of passing through that can be convenient links together flexible cladding 1 and soil nailing 2.Flexibly connect rope by employing and can make the more convenient construction of present embodiment flexible cladding soil-nail wall support system, and flexibly connect the rope have the advantage of corrosion-resistant long service life, thereby prolonged the application life of present embodiment flexible cladding soil-nail wall support system.In addition, after syndeton 3 in the present embodiment adopts and flexibly connects rope, can make things convenient for the workman to operate, the workman can adopt an end that flexibly connects rope knotting or gluing or adopt other fixed forms to realize conveniently and solidly being fixed together with soil nailing 2, and the other end that flexibly connects rope can be tied with flexible cladding 1, also can pass flexible cladding 1 and be fixed together flexibly connecting rope with reinforcing rib, thereby will flexibly connect to restrict with knot 30 that reinforcing rib forms and fixedly connected by flexibly connecting rope, thereby by flexibly connecting rope flexible cladding 1 be fixedlyed connected with soil nailing 2 easily with flexible cladding 1.
Same, as shown in Figure 4, in order effectively by syndeton 3 flexible cladding 1 to be connected with soil nailing 2, syndeton 3 can comprise the post that is rigidly connected; The end of post of being rigidly connected is installed on the soil nailing 2, and the other end can be installed on the flexible cladding 1 by backing plate 32 and nut 33 are installed.In the use of present embodiment flexible cladding soil-nail wall support system, the post that is rigidly connected can adopt screw rod, one end of screw rod can weld together with soil nailing 2, and the other end passes flexible cladding 1 and is fixed on the flexible cladding 1 by backing plate 32 and nut 33 are installed.
Fig. 5 is the flow chart of the utility model flexible cladding soil-nail wall support system job practices embodiment.As shown in Figure 5, present embodiment flexible cladding soil-nail wall support system can adopt following job practices, and concrete steps comprise:
It should be noted that at last: above embodiment only in order to the explanation the technical solution of the utility model, is not intended to limit; Although the utility model is had been described in detail with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of each embodiment technical scheme of the utility model.
Claims (7)
1. a flexible cladding soil-nail wall support system is characterized in that, comprising: a plurality of soil nailings, a plurality of syndeton and flexible cladding; One end of each described syndeton is fixedly connected with corresponding described soil nailing, and the other end is fixedlyed connected with described flexible cladding; Described soil nailing is installed in the boring of offering on the side slope, and described flexible cladding covers on the described side slope surface.
2. flexible cladding soil-nail wall support system according to claim 1 is characterized in that also comprise reinforcing rib, described reinforcing rib is installed on the described flexible cladding.
3. flexible cladding soil-nail wall support system according to claim 2 is characterized in that described reinforcing rib comprises many horizontal reinforcing ribs and many walings; The cross one another formation net structure that is fixed together of described horizontal reinforcing rib and described waling.
4. flexible cladding soil-nail wall support system according to claim 3 is characterized in that described horizontal reinforcing rib and described waling are reinforcing band, or for strengthening rope.
5. according to the arbitrary described flexible cladding soil-nail wall support system of claim 1～4, it is characterized in that described syndeton is for flexibly connecting rope; A described end that flexibly connects rope is installed on the described soil nailing, and the other end is installed on the described flexible cladding, or is installed on the described flexible cladding by described reinforcing rib.
6. according to the arbitrary described flexible cladding soil-nail wall support system of claim 1～4, it is characterized in that described syndeton is the post that is rigidly connected; One end of the described post that is rigidly connected is installed on the described soil nailing, and the other end is installed on the described flexible cladding.
7. flexible cladding soil-nail wall support system according to claim 1 is characterized in that described flexible cladding is a geotextile, or is geomembrane, or is geosynthetics material or for geotechnological special material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020604674XU CN201891116U (en) | 2010-11-02 | 2010-11-02 | Wall supporting system comprising flexible surface layer and soil nails |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020604674XU CN201891116U (en) | 2010-11-02 | 2010-11-02 | Wall supporting system comprising flexible surface layer and soil nails |
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| CN201891116U true CN201891116U (en) | 2011-07-06 |
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| CN201020604674XU Expired - Fee Related CN201891116U (en) | 2010-11-02 | 2010-11-02 | Wall supporting system comprising flexible surface layer and soil nails |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102051881A (en) * | 2010-11-02 | 2011-05-11 | 孙涛 | Flexible surface layer soil nailing wall support system and construction method thereof |
| CN102619229A (en) * | 2012-04-13 | 2012-08-01 | 孙涛 | Ecological supporting and protecting system and construction method using flexible cladding soil nailing wall combined with reinforced earth |
| CN103362128A (en) * | 2012-04-11 | 2013-10-23 | 青岛天力建筑加固工程有限公司 | Flexible material foundation pit support method |
| CN104711981A (en) * | 2015-03-23 | 2015-06-17 | 大连理工大学 | Foundation pit soil nail retaining and protecting structure and method |
| CN106836245A (en) * | 2017-02-27 | 2017-06-13 | 淮北宇鑫新型材料有限公司 | A kind of soil nailed wall retaining structure and construction method |
| CN108222020A (en) * | 2018-02-26 | 2018-06-29 | 北京城建华夏基础建设工程有限公司 | A kind of multilayer tool-type soil nailing faceplate supporting construction |
| CN110952568A (en) * | 2019-12-17 | 2020-04-03 | 中铁二局集团有限公司 | Foundation pit slope supporting device, supporting system and construction method thereof |
| CN111501779A (en) * | 2020-05-06 | 2020-08-07 | 南昌工程学院 | Combined flexible support integrated construction method for building deep foundation pit engineering |
| CN114606959A (en) * | 2022-03-11 | 2022-06-10 | 中国海洋大学 | Flexible net packaged slope early warning support system |
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2010
- 2010-11-02 CN CN201020604674XU patent/CN201891116U/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102051881A (en) * | 2010-11-02 | 2011-05-11 | 孙涛 | Flexible surface layer soil nailing wall support system and construction method thereof |
| CN102051881B (en) * | 2010-11-02 | 2012-05-30 | 孙涛 | Flexible surface layer soil nailing wall support system and construction method thereof |
| CN103362128A (en) * | 2012-04-11 | 2013-10-23 | 青岛天力建筑加固工程有限公司 | Flexible material foundation pit support method |
| CN102619229A (en) * | 2012-04-13 | 2012-08-01 | 孙涛 | Ecological supporting and protecting system and construction method using flexible cladding soil nailing wall combined with reinforced earth |
| CN102619229B (en) * | 2012-04-13 | 2014-05-07 | 孙涛 | Ecological supporting and protecting system and construction method using flexible cladding soil nailing wall combined with reinforced earth |
| CN104711981B (en) * | 2015-03-23 | 2016-08-17 | 大连理工大学 | A kind of foundation pit soil nailing structures and methods |
| CN104711981A (en) * | 2015-03-23 | 2015-06-17 | 大连理工大学 | Foundation pit soil nail retaining and protecting structure and method |
| CN106836245A (en) * | 2017-02-27 | 2017-06-13 | 淮北宇鑫新型材料有限公司 | A kind of soil nailed wall retaining structure and construction method |
| CN108222020A (en) * | 2018-02-26 | 2018-06-29 | 北京城建华夏基础建设工程有限公司 | A kind of multilayer tool-type soil nailing faceplate supporting construction |
| CN110952568A (en) * | 2019-12-17 | 2020-04-03 | 中铁二局集团有限公司 | Foundation pit slope supporting device, supporting system and construction method thereof |
| CN111501779A (en) * | 2020-05-06 | 2020-08-07 | 南昌工程学院 | Combined flexible support integrated construction method for building deep foundation pit engineering |
| CN111501779B (en) * | 2020-05-06 | 2021-06-08 | 南昌工程学院 | Combined flexible support integrated construction method for building deep foundation pit engineering |
| CN114606959A (en) * | 2022-03-11 | 2022-06-10 | 中国海洋大学 | Flexible net packaged slope early warning support system |
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Granted publication date: 20110706 Termination date: 20121102 |