CN110952595A - Assembly type station based on cast-in-place underground continuous wall and construction method thereof - Google Patents
Assembly type station based on cast-in-place underground continuous wall and construction method thereof Download PDFInfo
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- CN110952595A CN110952595A CN201911422951.7A CN201911422951A CN110952595A CN 110952595 A CN110952595 A CN 110952595A CN 201911422951 A CN201911422951 A CN 201911422951A CN 110952595 A CN110952595 A CN 110952595A
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- 238000010276 construction Methods 0.000 title claims abstract description 16
- 230000007246 mechanism Effects 0.000 claims abstract description 22
- 238000003780 insertion Methods 0.000 claims description 41
- 230000037431 insertion Effects 0.000 claims description 41
- 239000011120 plywood Substances 0.000 claims description 13
- 239000004568 cement Substances 0.000 claims description 12
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 239000002002 slurry Substances 0.000 description 6
- 239000004567 concrete Substances 0.000 description 5
- 239000011150 reinforced concrete Substances 0.000 description 5
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005266 casting Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000011440 grout Substances 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- 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
- E02D29/04—Making large underground spaces, e.g. for underground plants, e.g. stations of underground railways; Construction or layout thereof
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- General Engineering & Computer Science (AREA)
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- Bulkheads Adapted To Foundation Construction (AREA)
Abstract
The invention relates to the field of subway construction, in particular to an assembly type station based on a cast-in-place type underground continuous wall, wherein the side edges of laminates are abutted against the cast-in-place type underground continuous wall, the top and bottom ends of each wallboard are respectively and quickly connected with an upper laminate and a lower laminate through an automatic locking mechanism, the outer side wall of each wallboard is attached to the cast-in-place type underground continuous wall, the two ends of each upright post are respectively connected with the upper laminate and the lower laminate to serve as structural supports, and the wallboards, the uprights and the laminates jointly form a basic structure of the assembly type station.
Description
Technical Field
The invention relates to the field of subway construction, in particular to an assembly type station based on a cast-in-place underground diaphragm wall and a construction method thereof.
Background
The existing building body of the subway station is generally constructed in a cast-in-place mode, namely, a template is built, reinforcing steel bars are bound, concrete is poured, and after the concrete is solidified, the concrete and the reinforcing steel bars jointly form a reinforced concrete member to serve as a laminate, a support or a wallboard of the subway station. However, in-situ casting is difficult to ensure the proportion of concrete, the casting site environment is not controllable, and foreign matters are easy to invade into the unset concrete, so that the building cannot reach the design index, and potential safety hazards are left for later construction. Moreover, the construction side still needs to invest a large amount of manpower and material resources to build the template and bind the reinforcing steel bars, so that the resource consumption and the time consumption are more, and the construction cost is not reduced.
Disclosure of Invention
In order to solve the problems, the invention aims to provide an assembly type station based on a cast-in-place underground continuous wall and a construction method thereof, so as to solve the problems that the existing subway station is long in construction time, consumes a lot of resources and is uncontrollable in pouring quality.
Based on the structure, the invention provides an assembly type station based on a cast-in-place underground continuous wall, which is characterized by comprising a laminate, a wallboard and a stand column;
the laminated boards are parallel and horizontally arranged, and the side edges of the laminated boards are abutted against the side wall of the cast-in-place underground continuous wall;
the top end of the wallboard is connected with the laminate above the wallboard through an automatic locking mechanism, the bottom end of the wallboard is connected with the laminate below the wallboard through the automatic locking mechanism, and the outer side of the wallboard is attached to the side wall of the cast-in-place underground continuous wall;
the stand is vertical to be set up, just the top of stand is connected in being located its top the plywood, the bottom of stand is connected in being located its below the plywood.
Preferably, the laminate positioned at the bottommost layer comprises a first connecting plate and two first side plates respectively connected to two ends of the first connecting plate, and the connecting surface of the first connecting plate and the first side plate is inclined with the horizontal plane, so that the cross section of the first connecting plate is in an inverted trapezoid shape;
and the other laminated plates comprise a second connecting plate and two second side plates which are respectively connected to the two ends of the second connecting plate, and the connecting surface of the second connecting plate and the second side plates is obliquely arranged with the horizontal plane, so that the cross section of the second connecting plate is in a regular trapezoid shape.
Preferably, the top end of the upright is connected to the second connecting plate, and the bottom end of the upright is connected to the first connecting plate.
Preferably, the first connecting plate is connected to the first side plate through the automatic locking mechanism; the second connecting plate is connected to the second side plate through the automatic locking mechanism.
Preferably, the wall panel comprises a plurality of first wall bodies in a regular trapezoid shape and a plurality of second wall bodies in an inverted trapezoid shape, and the first wall bodies and the second wall bodies are arranged at intervals in the horizontal direction.
Preferably, the automatic locking mechanism comprises a locking part and an insertion part, the locking part comprises a first shell and a lock body movably arranged in the first shell, and the insertion part comprises a second shell and a plug connector movably arranged in the second shell;
the lock body is provided with an insertion groove, the inner side wall of the insertion groove is provided with a guide hole, a locking assembly and a lock pin movably penetrating through the guide hole are arranged in the lock body, the locking assembly comprises a locking piece movably connected to the lock body, and the locking piece blocks the lock pin so as to force the tail end of the lock pin to exit the insertion groove and be accommodated in the guide hole;
the plug connector is provided with a lock hole, and a cavity is arranged between the fixed end of the plug connector and the second shell;
the plug connector is inserted into the insertion groove and pushes the locking piece to give way to the lock pin, so that the lock pin extends into the insertion groove and penetrates through the lock hole.
Preferably, one or more guide rails are arranged in the first housing, and the lock body is movably connected with the guide rails in a matching manner.
Preferably, the insertion component further comprises a limiting rope, and two ends of the limiting rope are respectively connected to the second shell and the insertion piece.
Preferably, a plurality of connecting ribs which are arranged in a staggered mode are arranged in the cavity.
In order to solve the same technical problem, the invention also provides a construction method of the fabricated station based on the cast-in-place underground continuous wall, which comprises the following steps:
step S1, connecting the first side plate to the side wall of the cast-in-place underground continuous wall;
step S2, abutting the connection end face of the first connection plate against the connection end face of the first side plate, and injecting cement paste into the cavity of the insertion part to push the insertion piece to be inserted into the insertion groove of the locking part, so that the first connection plate is fixedly connected with the first side plate;
step S3, connecting the bottom ends of a plurality of first walls to a first side plate, and embedding second walls between two adjacent first walls to enable the first walls and the second walls to be arranged alternately;
step S4, connecting a second side plate to the side wall of the cast-in-place underground continuous wall, wherein the second side plate is positioned above the first side plate;
step S5, abutting the connection end face of the second connecting plate against the connection end face of the second side plate, and injecting cement paste into the cavity of the plug-in component to push the plug connector to be inserted into the plug-in groove of the locking component, so that the second connecting plate is fixedly connected with the second side plate;
and step S6, placing the upright column between the first connecting plate and the second connecting plate, connecting the top end of the upright column to the second connecting plate, and connecting the bottom end of the upright column to the first connecting plate.
According to the fabricated station based on the cast-in-place underground continuous wall, the side edges of the laminated plates are abutted against the cast-in-place underground continuous wall, the top and bottom ends of the wallboard are respectively and quickly connected to the upper laminated plate and the lower laminated plate through the automatic locking mechanisms, the outer side wall of the wallboard is attached to the cast-in-place underground continuous wall, the two ends of the upright post are respectively connected to the upper laminated plate and the lower laminated plate to serve as structural supports, and the wallboard, the upright post and the laminated plates jointly form a basic structure of the fabricated station.
Drawings
Fig. 1 is a schematic view of a disassembled state of an assembly type station based on a cast-in-place underground continuous wall according to an embodiment of the invention;
FIG. 2 is a schematic assembly state diagram of an assembly station based on a cast-in-place underground continuous wall according to an embodiment of the invention;
FIG. 3 is a schematic structural view of a first wall and a second wall according to an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a lock body according to an embodiment of the invention;
FIG. 5 is a schematic structural view of a locking member of an embodiment of the present invention;
fig. 6 is a schematic structural diagram of the plug member according to the embodiment of the present invention.
Wherein, 1, a laminate; 11. a first connecting plate; 12. a first side plate; 13. a second connecting plate; 14. a second side plate; 2. a wallboard; 21. a first wall; 22. a second wall; 3. a column; 4. cast-in-place underground continuous wall; 5. an automatic locking mechanism; 51. a first housing; 511. a guide rail; 52. a lock body; 521. inserting grooves; 522. a guide hole; 523. a lock pin; 524. a locking member; 53. a second housing; 54. a plug-in unit; 541. a lock hole; 55. a cavity; 56. a limiting rope; 57. and connecting ribs.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
Referring to fig. 1 to 6, the prefabricated station based on the cast-in-place underground continuous wall of the present invention is schematically shown, and comprises a slab 1, a wall plate 2 and a column 3, wherein the slab 1, the wall plate 2 and the column 3 are all reinforced concrete prefabricated parts.
A plurality of plywood 1 are parallel to each other and the level sets up, and the side butt of plywood 1 is in cast-in-place formula underground continuous wall 4's lateral wall, and plywood 1 is as the layered structure of station. The top end of the wall plate 2 is connected with the layer plate 1 above the wall plate 2 through an automatic locking mechanism 5, the bottom end of the wall plate 2 is connected with the layer plate 1 below the wall plate 2 through another automatic locking mechanism 5, and the outer side of the wall plate 2 is attached to the side wall of the cast-in-situ underground continuous wall 4. The stand 3 vertical setting, and the top of stand 3 is connected in the plywood 1 that is located its top, and the bottom of stand 3 is connected in the plywood 1 that is located its below.
Because the laminated plate 1, the wall plate 2 and the upright post 3 are all reinforced concrete prefabricated components, the pouring quality of the laminated plate can be ensured. Wallboard 2, stand 3 and plywood 1 have constituted the foundation structure of this assembled station jointly, and automatic locking mechanism 5 can ensure between wallboard 2 and the plywood 1 or between plywood 1 and the plywood 1 quick connection, compares in the connected mode through steel bar welding concreting at present, and automatic locking mechanism 5 can realize the purpose of quick construction.
The laminate 1 positioned at the bottommost layer comprises a first connecting plate 11 and two first side plates 12 connected to two ends of the first connecting plate 11 respectively, the connecting surfaces of the first connecting plate 11 and the first side plates 12 are inclined with the horizontal plane, the cross section of the first connecting plate 11 is inverted trapezoidal, the first connecting plate 11 has a downward movement trend under the action of gravity, and the connecting surfaces of the first connecting plate 11 and the first side plates 12 are inclined with the horizontal plane, so that the connecting end surfaces of the first connecting plate 11 extrude the connecting end surfaces of the first side plates 12, and the first connecting plate 11 is ensured to be closely connected with the first side plates 12.
The other laminated boards 1 comprise a second connecting board 13 and two second side boards 14 respectively connected with two ends of the second connecting board 13, and the connecting surface of the second connecting board 13 and the second side boards 14 is obliquely arranged with the horizontal plane, so that the cross section of the second connecting board 13 is in a regular trapezoid shape. The top end of the upright post 3 is connected to the second connecting plate 13, and the bottom end of the upright post 3 is connected to the first connecting plate 11. The connecting end face of the second connecting plate 13 presses the connecting end face of the second side plate 14 under the support of the upright column 3, so that the second connecting plate 13 and the second side plate 14 are ensured to be tightly connected.
Preferably, the first connecting plate 11 is connected to the first side plate 12 through the automatic locking mechanism 5, and the second connecting plate 13 is connected to the second side plate 14 through the automatic locking mechanism 5.
As shown in fig. 3, the wall panel 2 includes a plurality of first walls 21 that are regular trapezoids and a plurality of second walls 22 that are inverted trapezoids, the first walls 21 and the second walls 22 are arranged at intervals in the horizontal direction, the second walls 22 that are inverted trapezoids have a tendency of moving downward under the action of gravity, and the connection surface of the first walls 21 and the second walls 22 is inclined from the horizontal plane, so that the side of the second walls 22 presses the side of the first walls 21.
As shown in fig. 4 to 6, the automatic locking mechanism 5 includes a locking member and an inserting member, the locking member includes a first housing 51 and a lock body 52 movably disposed in the first housing 51, and the inserting member includes a second housing 53 and an inserting member 54 movably disposed in the second housing 53;
the lock body 52 is provided with an insertion groove 521, the locking piece 524 and the insertion groove 521 are respectively positioned at two ends of the insertion groove 521, the opening of the locking piece 524 and the opening of the insertion groove 521, which are led to the outside, are respectively positioned at two ends of the insertion groove 521, the inner side wall of the insertion groove 521 is provided with a guide hole 522, the lock body 52 is internally provided with a locking component and a locking pin 523 which is movably arranged in the guide hole 522 in a penetrating manner, the locking component comprises a locking piece 524 which is movably connected to the lock body 52, and the locking piece 524 blocks the locking. The lock pin 523 has a storage state and a locking state, when the lock pin 523 is in the storage state, the lock pin 523 is stored in the guide hole 522, and at this time, the lock pin 523 does not penetrate into the inserting groove 521; when the locking pin 523 is in the locking state, the locking pin 523 protrudes out of the guide hole 522 and penetrates into the insertion groove 521. Of course, a spring may be disposed between the locking pin 523 and the lock body 52, and the elastic force of the spring may drive the locking pin 523 to automatically extend out of the guiding hole 522 and penetrate into the inserting groove 521.
The locking hole 541 is formed in the plug connector 54, the cavity 55 is formed between the fixed end of the plug connector 54 and the second shell 53, when high-pressure cement slurry is injected into the cavity 55, the high-pressure cement slurry pushes the plug connector 54 to slide relative to the second shell 53, the tail end of the plug connector 54 extends out of the second shell 53, the plug connector 54 can be inserted into the insertion groove 521 and pushes the locking piece 524 to make the locking piece 523 positioned, so that the locking pin 523 extends into the insertion groove 521 and penetrates through the locking hole 541 to automatically lock the locking part and the insertion part.
Furthermore, one or more guide rails 511 are arranged in the first shell 51, the lock body 52 is movably connected to the guide rails 511 in a matched manner, and the lock body 52 can slide along the guide rails 511 relative to the first shell 51, so that the position of the insertion groove 521 on the lock body 52 can be changed to adapt to construction errors of prefabricated plates or buildings, and the insertion piece 54 and the insertion groove 521 between two adjacent prefabricated plates can be in butt joint.
Be equipped with the splice bar 57 of a plurality of crisscross settings each other in the cavity 55, the preferred metal material that adopts of splice bar 57 makes, and the grout that pours in cavity 55 solidifies the back, and the cement that solidifies and splice bar 57 have constituted reinforced concrete component for plug connector 54 and second casing 53 can be fixed continuous. The splicing component further comprises a limiting rope 56 and a sliding block which is slidably arranged in the second shell 53, two ends of the limiting rope 56 are respectively connected to the second shell 53 and the plug connector 54, the limiting rope 56 can be used for preventing the plug connector 54 from being separated from the second shell 53 under the pushing of high-pressure cement slurry, and meanwhile, after the cement slurry is solidified, the limiting rope 56 made of metal materials is solidified with the cement, and a reinforced concrete component can be formed. The cavity 55 is provided between the slider and the second housing 53, the plug 54 is provided on the slider, and a plurality of plugs 54 may be provided in parallel to each other on the slider.
In order to solve the same technical problem, the invention also provides a construction method of the fabricated station based on the cast-in-place underground continuous wall, which comprises the following steps:
step S1, connecting the first side plate 12 to the side wall of the cast-in-place underground continuous wall 4;
step S2, abutting the connection end surface of the first connection plate 11 against the connection end surface of the first side plate 12, and injecting cement slurry into the cavity 55 of the insertion member to push the insertion member 54 to be inserted into the insertion groove 521 of the locking member, so that the first connection plate 11 and the first side plate 12 are fixedly connected;
step S3, first connecting the bottom ends of the first walls 21 to the first side plate 12, and then embedding the second walls 22 between two adjacent first walls 21, so that the first walls 21 and the second walls 22 are arranged alternately;
step S4, connecting the second side plate 14 to the side wall of the cast-in-place underground continuous wall 4, wherein the second side plate 14 is positioned above the first side plate 12;
step S5, abutting the connection end surface of the second connection plate 13 against the connection end surface of the second side plate 14, and injecting cement slurry into the cavity 55 of the plug member to push the plug member 54 to be inserted into the plug groove 521 of the locking member, so that the second connection plate 13 and the second side plate 14 are fixedly connected;
step S6, the upright 3 is placed between the first connecting plate 11 and the second connecting plate 13, and the top end of the upright 3 is connected to the second connecting plate 13 and the bottom end is connected to the first connecting plate 11.
In summary, in the fabricated station based on the cast-in-place underground continuous wall, the side edges of the laminated boards 1 abut against the cast-in-place underground continuous wall 4, the top and bottom ends of the wall boards 2 are respectively and rapidly connected to the upper and lower laminated boards 1 through the automatic locking mechanisms 5, the outer side walls of the wall boards 2 are attached to the cast-in-place underground continuous wall 4, the two ends of the upright posts 3 are respectively connected to the upper and lower laminated boards 1 to serve as structural supports, the wall boards 2, the upright posts 3 and the laminated boards 1 jointly form a basic structure of the fabricated station, and the wall boards 2, the upright posts 3 and the laminated boards 1 are prefabricated boards and are connected through the automatic locking mechanisms 5, so the construction and building efficiency of the fabricated station can be effectively improved.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.
Claims (10)
1. An assembled station based on a cast-in-place underground continuous wall is characterized by comprising a laminate, a wallboard and a stand column;
the laminated boards are parallel and horizontally arranged, and the side edges of the laminated boards are abutted against the side wall of the cast-in-place underground continuous wall;
the top end of the wallboard is connected with the laminate above the wallboard through an automatic locking mechanism, the bottom end of the wallboard is connected with the laminate below the wallboard through the automatic locking mechanism, and the outer side of the wallboard is attached to the side wall of the cast-in-place underground continuous wall;
the stand is vertical to be set up, just the top of stand is connected in being located its top the plywood, the bottom of stand is connected in being located its below the plywood.
2. The assembly type station based on the cast-in-place underground continuous wall as claimed in claim 1, wherein the laminate positioned at the bottommost layer comprises a first connecting plate and two first side plates respectively connected to two ends of the first connecting plate, and the connecting surface of the first connecting plate and the first side plate is inclined to the horizontal plane, so that the cross section of the first connecting plate is in an inverted trapezoid shape;
and the other laminated plates comprise a second connecting plate and two second side plates which are respectively connected to the two ends of the second connecting plate, and the connecting surface of the second connecting plate and the second side plates is obliquely arranged with the horizontal plane, so that the cross section of the second connecting plate is in a regular trapezoid shape.
3. The cast-in-place underground continuous wall-based fabricated station as claimed in claim 2, wherein the top ends of the pillars are connected to the second connection plate, and the bottom ends of the pillars are connected to the first connection plate.
4. The cast-in-place underground continuous wall-based fabricated station as claimed in claim 2, wherein the first connection plate is connected to the first side plate by the automatic locking mechanism; the second connecting plate is connected to the second side plate through the automatic locking mechanism.
5. The assembly type station based on the cast-in-place underground continuous wall as claimed in claim 1, wherein the wall panels comprise a plurality of first wall bodies in a regular trapezoid shape and a plurality of second wall bodies in an inverted trapezoid shape, and the first wall bodies and the second wall bodies are arranged at intervals in a horizontal direction.
6. The assembly type station based on the cast-in-place underground continuous wall as claimed in claim 1, wherein the automatic locking mechanism comprises a locking member and an insertion member, the locking member comprises a first shell and a lock body movably arranged on the first shell, and the insertion member comprises a second shell and an insertion member movably arranged on the second shell;
the lock body is provided with an insertion groove, the inner side wall of the insertion groove is provided with a guide hole, a locking assembly and a lock pin movably penetrating through the guide hole are arranged in the lock body, the locking assembly comprises a locking piece movably connected to the lock body, and the locking piece blocks the lock pin so as to force the tail end of the lock pin to exit the insertion groove and be accommodated in the guide hole;
the plug connector is provided with a lock hole, and a cavity is arranged between the fixed end of the plug connector and the second shell;
the plug connector is inserted into the insertion groove and pushes the locking piece to give way to the lock pin, so that the lock pin extends into the insertion groove and penetrates through the lock hole.
7. The assembly type station based on the cast-in-place underground continuous wall as claimed in claim 6, wherein one or more guide rails are arranged in the first housing, and the lock body is movably connected with the guide rails in a matching manner.
8. The assembly type station based on the cast-in-place underground continuous wall as claimed in claim 6, wherein the insertion component further comprises a limiting rope, and two ends of the limiting rope are respectively connected to the second housing and the insertion piece.
9. The assembly type station based on the cast-in-place underground continuous wall as claimed in claim 6, wherein a plurality of connecting ribs are arranged in the cavity in a staggered manner.
10. A construction method of an assembly type station based on a cast-in-place underground continuous wall is characterized by comprising the following steps:
step S1, connecting the first side plate to the side wall of the cast-in-place underground continuous wall;
step S2, abutting the connection end face of the first connection plate against the connection end face of the first side plate, and injecting cement paste into the cavity of the insertion part to push the insertion piece to be inserted into the insertion groove of the locking part, so that the first connection plate is fixedly connected with the first side plate;
step S3, connecting the bottom ends of a plurality of first walls to a first side plate, and embedding second walls between two adjacent first walls to enable the first walls and the second walls to be arranged alternately;
step S4, connecting a second side plate to the side wall of the cast-in-place underground continuous wall, wherein the second side plate is positioned above the first side plate;
step S5, abutting the connection end face of the second connecting plate against the connection end face of the second side plate, and injecting cement paste into the cavity of the plug-in component to push the plug connector to be inserted into the plug-in groove of the locking component, so that the second connecting plate is fixedly connected with the second side plate;
and step S6, placing the upright column between the first connecting plate and the second connecting plate, connecting the top end of the upright column to the second connecting plate, and connecting the bottom end of the upright column to the first connecting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911422951.7A CN110952595A (en) | 2019-12-30 | 2019-12-30 | Assembly type station based on cast-in-place underground continuous wall and construction method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911422951.7A CN110952595A (en) | 2019-12-30 | 2019-12-30 | Assembly type station based on cast-in-place underground continuous wall and construction method thereof |
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| CN109057045A (en) * | 2018-09-04 | 2018-12-21 | 中冶建筑研究总院（深圳）有限公司 | A kind of big plate connection component of assembled non-bearing exterior wall |
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| CN212052863U (en) * | 2019-12-30 | 2020-12-01 | 广州地铁设计研究院股份有限公司 | Assembly type station based on cast-in-place underground continuous wall |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106168035A (en) * | 2016-08-17 | 2016-11-30 | 广州地铁设计研究院有限公司 | The subassembly formula construction method of subassembly formula underground structure and underground structure |
| CN206070562U (en) * | 2016-08-17 | 2017-04-05 | 广州地铁设计研究院有限公司 | Subassembly formula underground structure |
| CN108571321A (en) * | 2017-06-30 | 2018-09-25 | 中铁第四勘察设计院集团有限公司 | A kind of construction method of the subway station of combined highway and metro |
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