CN115125993B - Assembled retaining wall and construction method - Google Patents
Assembled retaining wall and construction method Download PDFInfo
- Publication number
- CN115125993B CN115125993B CN202210900668.6A CN202210900668A CN115125993B CN 115125993 B CN115125993 B CN 115125993B CN 202210900668 A CN202210900668 A CN 202210900668A CN 115125993 B CN115125993 B CN 115125993B
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- China
- Prior art keywords
- soil
- main body
- side plate
- tail wing
- retaining
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Links
- 238000010276 construction Methods 0.000 title claims abstract description 17
- 239000002689 soil Substances 0.000 claims abstract description 83
- 244000025254 Cannabis sativa Species 0.000 claims abstract description 6
- 235000012766 Cannabis sativa ssp. sativa var. sativa Nutrition 0.000 claims abstract description 6
- 235000012765 Cannabis sativa ssp. sativa var. spontanea Nutrition 0.000 claims abstract description 6
- 239000010426 asphalt Substances 0.000 claims abstract description 6
- 235000009120 camo Nutrition 0.000 claims abstract description 6
- 235000005607 chanvre indien Nutrition 0.000 claims abstract description 6
- 239000011487 hemp Substances 0.000 claims abstract description 6
- 238000001914 filtration Methods 0.000 claims description 4
- 238000004140 cleaning Methods 0.000 claims description 3
- 238000005056 compaction Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 239000003973 paint Substances 0.000 claims description 3
- 239000011150 reinforced concrete Substances 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 2
- 238000000576 coating method Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 description 5
- 230000005484 gravity Effects 0.000 description 5
- 230000000903 blocking effect Effects 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 3
- 239000004575 stone Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 239000004567 concrete Substances 0.000 description 2
- 238000009417 prefabrication Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000011178 precast concrete Substances 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/02—Retaining or protecting walls
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/02—Retaining or protecting walls
- E02D29/0258—Retaining or protecting walls characterised by constructional features
- E02D29/0266—Retaining or protecting walls characterised by constructional features made up of preformed elements
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/16—Arrangement or construction of joints in foundation structures
Landscapes
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Retaining Walls (AREA)
- Road Paving Structures (AREA)
Abstract
The invention discloses an assembled retaining wall and a construction method, wherein the assembled retaining wall comprises a plurality of T-shaped structures which are arranged side by side, an expansion joint is arranged between two adjacent T-shaped structures, and asphalt hemp ribs are filled in the expansion joint; each T-shaped structure comprises a soil retaining panel, a side plate member, a tail wing plate member, a plurality of side clamping plates and a plurality of high-strength bolts, and an expansion joint is positioned between two adjacent soil retaining panels; the side plate component and the rear side of the soil retaining panel and the tail wing plate component and the rear side of the side plate component are connected through side clamping plates and high-strength bolts. The invention adopts a T-shaped structure, has the characteristics of good retaining effect, simple structure and stable structure, can bear lateral pressure generated by filling soil on the retaining panel after soil backfilling, and can bear lateral pressure and friction force generated by filling soil on two sides of the side plate component and the tail wing plate component at the moment so as to balance the lateral pressure of the retaining panel, prevent sliding and overturning of the retaining wall and achieve the purpose of retaining soil.
Description
Technical Field
The invention relates to the technical field of retaining walls, in particular to an assembled retaining wall and a construction method.
Background
With the high-speed development of the field of building infrastructure in China, the demand for supporting and retaining structures is increasing. The retaining wall is a structure for supporting roadbed filled soil or hillside soil and preventing the filled soil or soil from deforming and unstably, and is mainly used for supporting embankments or cutting slopes, bridge decks, tunnel openings and river embankments so as to prevent sliding damage caused by overlarge deformation of rock and soil. The retaining wall is used as a retaining structure and is increasingly applied to the fields of highways, railways, municipal administration, water conservancy and the like. The gravity type retaining wall is a retaining wall which resists the lateral pressure of soil body by means of the dead weight of the wall body, can be built by stone or concrete, is generally made into a simple trapezoid, and is widely applied to projects such as railways, highways, water conservancy, harbors, mines and the like in China.
In application practice, some problems of gravity type retaining walls also appear, the traditional support forms such as the grouted stone retaining wall, the grouted stone revetment and the cast-in-place concrete retaining wall cannot adapt to new requirements, the gravity type retaining wall is balanced and stable by self weight, the volume and the weight are large, the construction on a soft foundation is often limited by bearing capacity, if the wall is too high, the wall consumes more materials and is uneconomical, and in high-cold areas, on-site precast concrete is difficult to implement.
At present, light-duty fabricated retaining walls are increasingly receiving attention of design technicians, and the fabricated light-duty retaining walls are retaining walls which are prefabricated into single structures in advance at factories or construction sites and then assembled on site, and the fabricated retaining walls have various advantages over conventional gravity retaining walls, but the retaining capacity is still insufficient compared with the gravity retaining walls.
Therefore, providing an assembled retaining wall with a strong retaining capability and a construction method thereof are the problems to be solved by those skilled in the art.
Disclosure of Invention
In view of the above, the invention provides an assembled retaining wall and a construction method thereof, which have the advantages of stable structure, good retaining effect and simple construction.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides an assembled retaining wall, includes a plurality of T type structures of arranging side by side, and two adjacent have the expansion joint between the T type structure the filling has pitch burlap in the expansion joint.
By adopting the technical scheme, the invention has the beneficial effects that:
the T-shaped structure is adopted, and the T-shaped structure has the characteristics of good retaining effect, simple structure and stable structure.
Further, each T-shaped structure comprises a soil retaining panel, a side plate member, a tail wing plate member, a plurality of side clamping plates and a plurality of high-strength bolts, and the expansion joint is positioned between two adjacent soil retaining panels; the side plate member is connected with the rear side of the soil retaining panel and the rear side of the tail wing plate member is connected with the rear side of the side plate member through the side clamping plates and the high-strength bolts.
The technical scheme has the beneficial effects that after soil backfilling, the side pressure generated by the filled soil can be received on the soil retaining panel, and at the moment, the side pressure and the friction force generated by the filled soil can be received on the two sides of the side plate component and the tail wing plate component so as to balance the side pressure of the soil retaining panel, prevent the sliding and the overturning of the soil retaining wall and achieve the purpose of soil retaining.
Further, the side plate member comprises a side plate main body, a plurality of wedge ribs and a first bottom plate, wherein the side plate main body is connected with the rear side of the soil retaining panel through the side clamping plates and the high-strength bolts; the wedge ribs are symmetrically arranged on two sides of the side plate main body respectively; the first bottom plate is arranged at the bottom of the side plate main body.
The wedge-shaped rib has the beneficial effects that the wedge-shaped rib can greatly increase the friction force of the side plate main body, enhance the anti-slip stability, enable the first bottom plate to increase the stress area of the side plate main body, reduce the base pressure, greatly reduce the requirement on the bearing capacity of a foundation, and further enable the first bottom plate to be covered with the filling soil to further increase the anti-overturning capacity of the retaining wall.
Further, the tail wing plate component comprises a tail wing plate main body and a second bottom plate, and the tail wing plate main body is connected with the rear side of the side plate main body through the side clamping plate and the high-strength bolt; the second bottom plate is arranged at the bottom of the tail wing plate main body.
The beneficial effect that adopts above-mentioned further technical scheme to produce is, and the second bottom plate can increase tailboard main part area of stress, reduces the base pressure, and the requirement greatly reduced to the foundation bearing capacity, in addition, the second bottom plate coats the anti-overturning ability that fills up the soil still helps increasing the retaining wall.
Further, the soil blocking panel is provided with a water drain hole, and a reverse filtering layer is arranged on the rear side of the soil blocking panel.
The construction method of the assembled retaining wall comprises the following steps:
firstly, cleaning a site, leveling and compacting, measuring and paying off, arranging the position of a retaining wall, performing surface water-proof and drainage work well, and reserving a construction space with a corresponding size;
step two, prefabricating a soil retaining panel, a side plate main body and a tail wing plate main body by adopting reinforced concrete, wherein wedge-shaped ribs are arranged on two sides and a first bottom plate is arranged at the bottom when the side plate main body is prefabricated so as to form a side plate member, a second bottom plate is arranged at the bottom when the tail wing plate main body is prefabricated so as to form a tail wing plate member, and bolt holes are reserved in the soil retaining panel, the side plate main body and the tail wing plate main body;
step three, when assembling in site, firstly hoisting and placing the soil retaining panels at corresponding positions, reserving an expansion joint of 2cm between two adjacent soil retaining panels, and filling asphalt hemp in the expansion joint; then the side plate component and the tail wing plate component are sequentially placed, and the soil retaining panel, the side plate component and the tail wing plate component are distributed in a T shape; then, connecting the soil retaining panel, the side plate member and the tail wing plate member by adopting a side clamping plate and a high-strength bolt, and finally, coating antirust paint on the side clamping plate and the high-strength bolt;
and fourthly, backfilling soil bodies in layers, wherein the soil bodies adopt improved soil or coarse-grained soil, a reverse filtering layer is arranged on the rear side of the soil retaining panel during backfilling, the backfilled soil bodies are paved and compacted in layers, the two sides of the side plate members are compacted simultaneously during compaction, and the corner and the position close to the soil retaining panel and the side plate members are compacted by adopting a hand-held vibratory roller.
By adopting the technical scheme, the invention has the beneficial effects that:
prefabrication molding, on-site splicing and simple construction.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present invention, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view showing the overall structure of an assembled retaining wall according to the present invention;
FIG. 2 is a schematic view of the structure of the soil guard panel according to the present invention;
FIG. 3 is a schematic view of a side plate member according to the present invention;
FIG. 4 is a schematic view of the structure of the tail vane member provided by the present invention;
fig. 5 is a schematic structural view of a side splint according to the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1-5, the embodiment of the invention discloses an assembled retaining wall, which comprises a plurality of T-shaped structures 1 arranged side by side, wherein expansion joints 2 are arranged between two adjacent T-shaped structures 1, and asphalt hemp ribs are filled in the expansion joints 2. The invention adopts the T-shaped structure 1 and has the characteristics of good retaining effect, simple structure and stable structure.
Specifically, each T-shaped structure 1 includes a soil retaining panel 11, a side plate member 12, a tail vane member 13, a plurality of side clamping plates 14 and a plurality of high strength bolts 15, and the expansion joint 2 is located between two adjacent soil retaining panels 11; the side plate member 12 is connected with the rear side of the soil retaining panel 11 and the tail wing plate member 13 is connected with the rear side of the side plate member 12 through the side clamping plates 14 and the high-strength bolts 15, the tail wing plate member 13 is arranged on the rear side of the side plate member 12, the stability of the structure is improved, the side pressure generated by filling soil on the soil retaining panel 11 after soil backfilling is achieved, at the moment, the side pressure and friction force generated by filling soil are also applied to the two sides of the side plate member 12 and the tail wing plate member 13, so that the side pressure of the soil retaining panel 11 is balanced, sliding and overturning of a retaining wall are prevented, and the purpose of soil retaining is achieved.
Specifically, the side plate member 12 includes a side plate main body 121, a plurality of wedge ribs 122 and a first bottom plate 123, the side plate main body 121 and the rear side of the soil-retaining panel 11 are connected by a side clamping plate 14 and high strength bolts 15, wherein the side clamping plate 14 is placed on two sides of the connection between the side plate main body 121 and the soil-retaining panel 11, the high strength bolts 15 are screwed on one side of the side clamping plate 14 and the side plate main body 121, and the high strength bolts 15 are screwed on the other side of the side clamping plate 14 and the soil-retaining panel 11; the plurality of wedge ribs 122 are symmetrically arranged on two sides of the side plate main body 121 respectively, the wedge ribs 122 and the side plate main body 121 are prefabricated and formed, and the wedge ribs 122 can greatly increase the friction force of the side plate main body 121 and enhance the anti-sliding stability; the first bottom plate 123 is arranged at the bottom of the side plate main body 121, the first bottom plate 123 and the side plate main body 121 are prefabricated and formed, the first bottom plate 123 can increase the stress area of the side plate main body 121, reduce the base pressure, greatly reduce the requirement on the bearing capacity of the foundation, and in addition, the first bottom plate 123 is covered with the filling soil to further help to increase the anti-overturning capacity of the retaining wall.
Specifically, the tail vane member 13 includes a tail vane main body 131 and a second bottom plate 132, the tail vane main body 131 is connected with the rear side of the side plate main body 121 through a side clamping plate 14 and high strength bolts 15, wherein the side clamping plate 14 is placed at two sides of the connection part between the side plate main body 121 and the tail vane main body 131, a plurality of high strength bolts 15 are screwed on one side of the side clamping plate 14 and the side plate main body 121, and a plurality of high strength bolts 15 are screwed on the other side of the side clamping plate 14 and the tail vane main body 131; the second bottom plate 132 sets up in the bottom of tail pterygoid lamina main part 131, and second bottom plate 132 and tail pterygoid lamina main part 131 prefabrication shaping, and second bottom plate 132 can increase tail pterygoid lamina main part 131 area of stress reduces the base pressure, and the requirement greatly reduced to the foundation bearing capacity, in addition, the second bottom plate 132 coats the anti-overturning ability that fills up the soil still helps increasing the retaining wall.
Specifically, the soil blocking panel 11 has drain holes 111, and the rear side of the soil blocking panel 11 is provided with the reverse filter layer 3.
It should be noted that the retaining wall may be provided as a multi-stage stacked retaining wall when the fill height is large.
The embodiment of the invention also discloses a construction method of the fabricated retaining wall, which comprises the following steps:
firstly, cleaning a site, leveling and compacting, measuring and paying off, arranging the position of a retaining wall, performing surface water-proof and drainage work well, and reserving a construction space with a corresponding size;
step two, prefabricating a soil-retaining panel 11, a side plate main body 121 and a tail wing plate main body 131 by adopting reinforced concrete, wherein wedge ribs 122 are arranged on two sides and a first bottom plate 123 is arranged at the bottom when the side plate main body 121 is prefabricated so as to form a side plate member 12, a second bottom plate 132 is arranged at the bottom when the tail wing plate main body 131 is prefabricated so as to form a tail wing plate member 13, and bolt holes are reserved on the soil-retaining panel 11, the side plate main body 121 and the tail wing plate main body 131;
step three, when assembling on site, firstly hoisting and placing the soil retaining panels 11 at corresponding positions, reserving an expansion joint 2 of 2cm between two adjacent soil retaining panels 11, and filling asphalt hemp in the expansion joint 2; then the side plate member 12 and the tail wing plate member 13 are sequentially arranged, and the soil retaining panel 11, the side plate member 12 and the tail wing plate member 13 are distributed in a T shape; then, the side clamping plates 14 and the high-strength bolts 15 are adopted to connect the soil retaining panel 11, the side plate members 12 and the tail wing plate members 13, and finally, the side clamping plates 14 and the high-strength bolts 15 are coated with antirust paint;
step four, backfilling soil body in layers, wherein the soil body adopts improved soil or coarse-grained soil, a reverse filtering layer 3 is arranged on the rear side of a soil retaining panel 11 during backfilling, the backfilled soil body is paved and rolled compactly in layers, two sides of a side plate member 12 are compacted simultaneously during rolling, rolling is mainly mechanical compaction, manual work is used as assistance, and a hand-held vibratory roller is adopted at corners and positions close to the soil retaining panel 11 and the side plate member 12 for rolling, so that damage of compacting machinery to a wall body is avoided.
The invention can be prefabricated and formed, spliced on site, and has simple construction and shortened construction period.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other. For the device disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and the relevant points refer to the description of the method section.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (3)
1. The assembled retaining wall is characterized by comprising a plurality of T-shaped structures which are arranged side by side, an expansion joint is arranged between two adjacent T-shaped structures, and asphalt hemp ribs are filled in the expansion joint;
each T-shaped structure comprises a soil retaining panel, a side plate member, a tail wing plate member, a plurality of side clamping plates and a plurality of high-strength bolts, and the expansion joint is positioned between two adjacent soil retaining panels; the side plate member is connected with the rear side of the soil retaining panel, and the tail wing plate member is connected with the rear side of the side plate member through the side clamping plates and the high-strength bolts;
the side plate member comprises a side plate main body, a plurality of wedge-shaped ribs and a first bottom plate, wherein the side plate main body is connected with the rear side of the soil retaining panel through the side clamping plates and the high-strength bolts; the wedge ribs are symmetrically arranged on two sides of the side plate main body respectively; the first bottom plate is arranged at the bottom of the side plate main body;
the tail wing plate component comprises a tail wing plate main body and a second bottom plate, and the tail wing plate main body is connected with the rear side of the side plate main body through the side clamping plate and the high-strength bolt; the second bottom plate is arranged at the bottom of the tail wing plate main body.
2. The fabricated retaining wall of claim 1, wherein the retaining panel has drainage apertures and a back side of the retaining panel is provided with a counter filter layer.
3. A method of constructing a fabricated retaining wall according to claim 2, comprising the steps of:
firstly, cleaning a site, leveling and compacting, measuring and paying off, arranging the position of a retaining wall, performing surface water-proof and drainage work well, and reserving a construction space with a corresponding size;
step two, prefabricating a soil retaining panel, a side plate main body and a tail wing plate main body by adopting reinforced concrete, wherein wedge-shaped ribs are arranged on two sides and a first bottom plate is arranged at the bottom when the side plate main body is prefabricated so as to form a side plate member, a second bottom plate is arranged at the bottom when the tail wing plate main body is prefabricated so as to form a tail wing plate member, and bolt holes are reserved in the soil retaining panel, the side plate main body and the tail wing plate main body;
step three, when assembling in site, firstly hoisting and placing the soil retaining panels at corresponding positions, reserving an expansion joint of 2cm between two adjacent soil retaining panels, and filling asphalt hemp in the expansion joint; then the side plate component and the tail wing plate component are sequentially placed, and the soil retaining panel, the side plate component and the tail wing plate component are distributed in a T shape; then, connecting the soil retaining panel, the side plate member and the tail wing plate member by adopting a side clamping plate and a high-strength bolt, and finally, coating antirust paint on the side clamping plate and the high-strength bolt;
and fourthly, backfilling soil bodies in layers, wherein the soil bodies adopt improved soil or coarse-grained soil, a reverse filtering layer is arranged on the rear side of the soil retaining panel during backfilling, the backfilled soil bodies are paved and compacted in layers, the two sides of the side plate members are compacted simultaneously during compaction, and the corner and the position close to the soil retaining panel and the side plate members are compacted by adopting a hand-held vibratory roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210900668.6A CN115125993B (en) | 2022-07-28 | 2022-07-28 | Assembled retaining wall and construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210900668.6A CN115125993B (en) | 2022-07-28 | 2022-07-28 | Assembled retaining wall and construction method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115125993A CN115125993A (en) | 2022-09-30 |
| CN115125993B true CN115125993B (en) | 2024-02-09 |
Family
ID=83386595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210900668.6A Active CN115125993B (en) | 2022-07-28 | 2022-07-28 | Assembled retaining wall and construction method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115125993B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200354766Y1 (en) * | 2004-03-16 | 2004-06-30 | 주식회사 피아이에이 | Retaining wall block |
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| CN108343084A (en) * | 2018-04-04 | 2018-07-31 | 广东盖特奇新材料科技有限公司 | A kind of preparation method of assembled ecological permeable concrete retaining wall and its wall |
| CN109898551A (en) * | 2019-03-15 | 2019-06-18 | 上海市政工程设计研究总院（集团）有限公司 | A kind of prefabricated assembled cantilever retaining wall using bolt block connection type |
| CN111794269A (en) * | 2020-07-28 | 2020-10-20 | 中国铁路设计集团有限公司 | Prefabricated pin-connected panel cantilever retaining wall |
| CN213143117U (en) * | 2020-05-28 | 2021-05-07 | 中铁第一勘察设计院集团有限公司 | Assembled keyway basis retaining wall structure |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060104725A1 (en) * | 2004-11-17 | 2006-05-18 | The Neel Company | Retaining wall construction element |
-
2022
- 2022-07-28 CN CN202210900668.6A patent/CN115125993B/en active Active
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|---|---|---|---|---|
| KR200354766Y1 (en) * | 2004-03-16 | 2004-06-30 | 주식회사 피아이에이 | Retaining wall block |
| KR20120000391A (en) * | 2010-06-25 | 2012-01-02 | 김광숙 | Retaining wall and block having inclined plate for retaining wall |
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| CN213143117U (en) * | 2020-05-28 | 2021-05-07 | 中铁第一勘察设计院集团有限公司 | Assembled keyway basis retaining wall structure |
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Non-Patent Citations (1)
| Title |
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| 全拼装连拱支架式挡土墙的设计与应用;王兆军, 范光亚;中国农村水利水电(09);第25-27+52页 * |
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| Publication number | Publication date |
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| CN115125993A (en) | 2022-09-30 |
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