CN112554532B - Construction method of protective frame system without pulling and connecting with wall surface - Google Patents
Construction method of protective frame system without pulling and connecting with wall surface Download PDFInfo
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- CN112554532B CN112554532B CN202011504987.2A CN202011504987A CN112554532B CN 112554532 B CN112554532 B CN 112554532B CN 202011504987 A CN202011504987 A CN 202011504987A CN 112554532 B CN112554532 B CN 112554532B
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- frame
- drawknot
- tie
- protective frame
- rod
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G3/00—Scaffolds essentially supported by building constructions, e.g. adjustable in height
- E04G3/18—Scaffolds essentially supported by building constructions, e.g. adjustable in height supported by cantilevers or other provisions mounted in openings in the building, e.g. window openings
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G5/00—Component parts or accessories for scaffolds
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/04—Means for fastening, supporting, or bracing scaffolds on or against building constructions
- E04G5/046—Means for fastening, supporting, or bracing scaffolds on or against building constructions for fastening scaffoldings on walls
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention discloses a construction method of a protective frame system without a drawknot with a wall surface, which comprises a protective frame, a drawknot frame and a drawknot rod; the protective frame is vertically arranged outside the building, the tie frame is arranged in the building and is positioned in the middle of the front side of the building, and the tie rod is arranged in the protective frame and is connected with the tie frame; the drawknot rods are connected end to form a broken line, the inner ends of the two drawknot rods positioned in the middle are connected with each other and are connected with the drawknot frame through the wall connecting rod, and the outer ends of the two drawknot rods positioned on the outer side are connected with the outer end part of the protection frame. The invention is connected with the drawknot frame through the drawknot rods which are connected end to end, and is used as a drawknot system to drawknot the protective frame, thereby avoiding the damage to the decorative surface of the wall body and ensuring the stable drawknot of the protective frame; the drawknot frame is arranged in the building to replace a wall connecting piece to realize fixed end constraint, and is connected with a drawknot rod arranged outside the building through a window opening to realize integral drawknot of the protective frame, and the drawknot frame has the advantages of simple structure and stable drawknot.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a construction method of a protective frame system without a drawknot with a wall surface.
Background
When the existing outer wall protection frame is erected, the protection frame is pulled and fixed by adopting the joint action of a wall connecting piece, the unloading of the protection frame and a wall connecting rod at a window opening on the outer wall in a generally adopted connection mode, and the outer wall protection frame has the advantages of simplicity in operation and low construction difficulty. However, with the improvement of building construction technology, some buildings adopt prefabricated external wall surfaces and are provided with less window openings on the whole external wall surface for improving the aesthetic degree, or after the external wall is subjected to heat preservation or decoration, because the integrity of the prefabricated outer wall surface can not be damaged, the traditional mode of arranging wall connecting pieces by punching and penetrating the wall and unloading the drawknot can not be adopted, and because the window openings are few, the requirements of the safety and the stability of the scaffold or the protective frame can not be met by using the conventional drawknot system through the window openings, the fixing mode of the diagonal brace can not be adopted for the high-rise building, so that the traditional construction process has the defects of larger limitation, complicated construction process and large workload when being applied to the existing building structure and type, other drawknot modes are required to be adopted to draw the protective frame, there is therefore a need for a drawknot system suitable for the above situations to satisfy the support of a scaffold or a protection frame. The invention provides a construction method of a protective frame system without a drawknot with a wall surface, which solves the problems.
Disclosure of Invention
The invention provides a construction method of a protective frame system without being tied with a wall surface, which is characterized in that the protective frame is tied by using a window opening under the condition of not damaging the wall surface, and the whole structure is safe and stable.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a protective frame system without a tie with a wall surface comprises a protective frame, a tie frame and a tie rod; the protective frame is vertically arranged outside the building, the tie frame is arranged in the building and positioned in the middle of the front side of the building, and the tie rod is arranged in the protective frame and connected with the tie frame; the drawknot rods are connected end to form a broken line, the inner ends of the two drawknot rods positioned in the middle are connected with each other and are connected with the drawknot frame through the wall connecting rod, and the outer ends of the two drawknot rods positioned on the outer side are connected with the outer end part of the protection frame.
Furthermore, the drawknot rod is horizontally arranged, and an included angle between the drawknot rod and the vertical surface of the protection frame is a.
Furthermore, the device also comprises an outer end drawknot frame and an outer end drawknot rod, wherein the outer end drawknot frame is erected indoors on the left side and the right side of the building and is connected with the outer end part of the protection frame through the outer end drawknot rod.
Furthermore, the two wall connecting rods are horizontally arranged in parallel at the left and right and are vertical to the protective frame, the inner ends of the two wall connecting rods are fixedly connected to the tie frame, and the outer ends of the two wall connecting rods are fixedly connected to the protective frame; the inner ends of the two tie rods positioned in the middle are arranged in a crossed manner and are connected to the middle of the wall connecting rod.
Further, the drawknot frame and the outer end drawknot are erected on the indoor floor, and the top end of the drawknot frame is in contact with the roof.
Furthermore, the drawknot frame and the outer end drawknot frame both comprise frame bodies and reinforcing bolts, the frame bodies are connected with the reinforcing bolts through inclined support rods, and the reinforcing bolts are fixedly connected to the floor.
Furthermore, the outer end tie rods are arranged singly, and the two tie rods positioned on the outer side are arranged in parallel.
Further, the included angle a is 15-20 degrees.
A construction method of a protective frame system without a drawknot with a wall surface comprises the following steps:
s1, construction preparation: paying off and positioning according to the construction design to determine the erection position of the protection frame, and calculating the pulling strength load of the protection frame by using the pulling rod according to the position of the window on the building;
s2, erecting a protective frame: the protection frames are erected layer by layer from bottom to top, each layer is erected for inspection, and the next layer of protection frame is erected after the inspection is qualified;
s3, erecting a tie frame: when the protective frame is erected to the position where the tie frame layer is arranged, firstly erecting the protective frame, and then erecting the tie frame in the building;
s4, connecting the tie bar: firstly, arranging a wall connecting rod, fixing two ends of the wall connecting rod with a protective frame and a tie frame respectively, and then installing the tie rod from inside to outside until the installation of the tie rod is finished;
s5, continuous construction: according to the method that the protection frame is erected firstly, then the drawknot frame is erected on the corresponding floor, and then the drawknot rod is used for drawknot, continuous construction is carried out until the protection frame is constructed.
The invention has the following beneficial effects:
the end-to-end connecting tie rods are connected by utilizing the tie frame in the building to serve as a tie system to tie the protective frame, so that damage to a wall decoration surface caused by arranging a wall connecting piece on a wall surface through a through hole and unloading is avoided, and the stable tie of the protective frame is ensured; the drawknot frame is arranged in the building to replace a wall connecting piece to realize fixed end constraint, and is connected with a drawknot rod arranged outside the building through a window opening to realize integral drawknot of the protective frame, and the drawknot frame has the advantages of simple structure and stable drawknot; compared with the traditional construction process of adopting the wall connecting piece and unloading for drawknot, the invention has the advantages of low workload, simple construction process and high construction efficiency.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of a tie bar apparatus of the present invention;
fig. 3 is an enlarged view of the part a in fig. 1.
Reference numerals: 1-protective frame, 2-tie frame, 21-frame body, 22-reinforcing bolt, 23-diagonal brace rod, 3-tie rod, 4-wall connecting rod, 5-external end tie frame and 6-external end tie rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the specification, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.
As shown in fig. 1, 2 and 3, a protective frame system without tie with wall surface comprises a protective frame 1, a tie frame 2 and a tie rod 3; the protective frame 1 is vertically arranged outside a building, the tie frame 2 is arranged in the building and is positioned in the middle of the front side of the building, and the tie rod 3 is arranged in the protective frame 1 and is connected with the tie frame 2; the drawknot rods 3 are connected end to form a broken line, the inner ends of the two drawknot rods 3 in the middle are connected with each other and are connected with the drawknot rack 2 through the wall connecting rod 4, and the outer ends of the two drawknot rods 3 on the outer side are connected with the outer end part of the protection rack 1.
As shown in fig. 1, the principle of the present invention is as follows: the invention is suitable for subsequent construction after the outer wall surface decoration of a building is finished, and meanwhile, when only a single window or a small number of windows with large intervals are arranged on the building wall surface, the external protection frame is firmly pulled. Under the condition, the drawknot frame 2 is arranged in the building and is fixed to serve as an anchoring point of a drawknot system, and then the protective frame 1 and the drawknot frame 2 are connected into a whole by utilizing the drawknot rods 3 which are continuously arranged to connect the protective frame 1 and the drawknot frame 2, so that the protective frame 1 is pulled and fixed; the drawknot rods 3 are continuously arranged end to end in the drawknot process, so that a continuous drawknot effect with a long length is formed on the horizontal plane, the drawknot of the protection frame 1 with a long length on the whole surface by a single window is realized, and the load requirement of the drawknot is met.
As shown in fig. 1, further comprising an outer end tie frame 5 and an outer end tie rod 6, wherein the outer end tie frame 5 is arranged indoors on the left side and the right side of the building and is connected with the outer end part of the protection frame 1 through the outer end tie rod 6.
The outer end drawknot device is arranged for the protection frame 1 to be too long, a drawknot system consisting of the single drawknot frame 2 and the drawknot rod 3 can not ensure the effective drawknot of the protection frame 1, the outer end drawknot devices are arranged at the two ends of the protection frame 1 to supplement the drawknot, and the stability and the safety of the drawknot of the protection frame 1 are ensured; when the window with longer distance is built, the outer end drawknot device can be arranged at intervals to play a role of auxiliary drawknot.
As shown in fig. 2 and 3, further, the two wall connecting rods 4 are horizontally arranged in parallel at the left and right, and are arranged perpendicular to the protection frame 1, the inner ends of the two wall connecting rods are fixedly connected to the tie frame 2, and the outer ends of the two wall connecting rods are fixedly connected to the protection frame 1; the inner ends of the two tie rods 3 positioned in the middle are arranged in a crossed manner and are connected to the middle of the wall connecting rod 4. The wall connecting rod 4 plays a role in connecting the drawknot rod 3, plays a certain drawknot role in the drawknot frame 2, plays a role in reinforcing the drawknot rod 3, forms a stable triangular structure when the wall connecting piece 4 is connected with the drawknot rod 3, and ensures that the drawknot rod 3 is not deformed and deviated in the using process.
Further, as shown in fig. 2, the hitch frame 2 and the outer end hitch frame 5 are provided on the indoor floor with their top ends in contact with the roof. The top and the bottom of the tie frame 2 are respectively contacted with the ceiling and the ground in a building room, so that the tie frame 2 is stabilized, the tie frame 2 is ensured to be stabilized as an anchoring point, and the safety and the stability of a tie system are further ensured.
Preferably, the top end of the drawknot rack 2 is connected with the ceiling through a skid. Utilize the lumber skid to carry out the card to the drawknot frame 2 and solidly, avoid the removal of drawknot frame 2.
Preferably, the wall connecting rod 4 is connected with the protective frame 1 and the tie frame 2 through a fastener, and the tie rod 3 is connected with the protective frame 1 and the wall connecting rod 4 through a fastener.
Preferably, the drawknot frame 2, the drawknot rod 3 and the wall connecting rod 4 are all made of steel pipes.
As shown in fig. 2, the drawknot frames 2 and the outer end drawknot frames 5 each include a frame body 21 and a reinforcement bolt 22, the frame body 21 is connected with the reinforcement bolt 22 through a diagonal brace 23, and the reinforcement bolt 22 is fixedly connected to the floor.
Furthermore, the outer end tie rods 6 are arranged singly, and the two tie rods 3 positioned on the outer side are arranged in parallel. Above-mentioned setting has effectively strengthened the structure steadiness in the drawknot system outside and to the drawknot intensity of protection frame, has solved the not good shortcoming of effect when the outer end drawknot.
Further, the drawknot rod 3 is horizontally arranged, and an included angle between the drawknot rod 3 and the vertical surface of the protection frame 1 is a. The included angle a needs to meet the design value requirement of the axial force of the wall connecting piece to meet the design requirement.
Further, the included angle a is 15-20 degrees. Preferably, the included angle a is 17.9 °. And calculating the tensile strength and stability of the protective frame 2 by the tensile system according to the design value calculation mode of the axial force of the wall connecting piece, wherein the design requirements are met.
A construction method of a protective frame system without a drawknot with a wall surface comprises the following steps:
s1, construction preparation: paying off and positioning according to the construction design to determine the erection position of the protection frame 1, and calculating the tie strength load of the protection frame 1 by using the tie rod 3 according to the position of a window on a building;
s2, erecting a protective frame: the protection frames 1 are erected layer by layer from bottom to top, each layer is erected for inspection, and the next layer of protection frame 1 is erected after the inspection is qualified;
s3, erecting a tie frame: when the protective frame 1 is erected to the layer with the tie frame 2, the erection of the protective frame 1 is completed firstly, and then the erection of the tie frame 2 is carried out in the building;
s4, connecting the tie bar: firstly, arranging a wall connecting rod 4, fixing two ends of the wall connecting rod with a protective frame 1 and a tie frame 2 respectively, and then installing a tie rod 3 from inside to outside until the installation of the tie rod 3 is finished;
s5, continuous construction: according to the method that the protection frame 1 is erected firstly, then the drawknot frame 2 is erected on the corresponding floor, and then the drawknot rod 3 is used for drawknot, continuous construction is carried out until the protection frame construction is completed.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
Claims (8)
1. A construction method of a protective frame system without a drawknot with a wall surface is characterized in that the protective frame system comprises a protective frame (1), a drawknot frame (2) and a drawknot rod (3); the protective frame (1) is vertically arranged outside a building, the tie frame (2) is arranged in the building and is positioned in the middle of the front side of the building, and the tie rod (3) is arranged in the protective frame (1) and is connected with the tie frame (2); the drawknot rods (3) are connected end to end and are arranged in a broken line shape, the inner ends of the two drawknot rods (3) positioned in the middle are connected with each other and are connected with the drawknot frame (2) through the wall connecting rod (4), and the outer ends of the two drawknot rods (3) positioned on the outer side are connected with the outer end part of the protection frame (1);
the construction method of the protective frame system comprises the following steps:
s1, construction preparation: paying off and positioning according to construction design to determine the erection position of the protective frame (1), and calculating the tie strength load of the protective frame (1) by using the tie rod (3) according to the position of a window on a building;
s2, erecting a protective frame: the protection frames (1) are erected layer by layer from bottom to top, each layer is erected for inspection, and the next layer of protection frame (1) is erected after the inspection is qualified;
s3, erecting a tie frame: when the protective frame (1) is erected to the layer provided with the tie frame (2), the protective frame (1) is erected firstly, and then the tie frame (2) is erected in the building;
s4, connecting the tie bar: firstly, arranging a wall connecting rod (4), fixing two ends of the wall connecting rod with a protective frame (1) and a tie frame (2) respectively, and then installing a tie rod (3) from inside to outside until the installation of the tie rod (3) is finished;
s5, continuous construction: according to the method, the protective frame (1) is erected firstly, then the drawknot frame (2) is erected on the corresponding floor, and then the drawknot rod (3) is used for carrying out drawknot, so that continuous construction is carried out until the protective frame is constructed.
2. The construction method of the protection frame system without the pulling knot with the wall surface as claimed in claim 1, which is characterized in that: the drawknot rod (3) is horizontally arranged, and an included angle between the drawknot rod (3) and the vertical surface of the protection frame (1) is a.
3. The construction method of the protection frame system without the pulling knot with the wall surface as claimed in claim 1, which is characterized in that: the building protection frame is characterized by further comprising outer end tie frames (5) and outer end tie rods (6), wherein the outer end tie frames (5) are arranged indoors on the left side and the right side of the building and are connected with the outer end portions of the protection frames (1) through the outer end tie rods (6).
4. The construction method of the protection frame system without the pulling knot with the wall surface as claimed in claim 1, which is characterized in that: the two wall connecting rods (4) are arranged in parallel and horizontally at the left and right and are arranged vertically to the protective frame (1), the inner ends of the two wall connecting rods are fixedly connected to the tie frame (2), and the outer ends of the two wall connecting rods are fixedly connected to the protective frame (1); the inner ends of the two tie rods (3) positioned in the middle are arranged in a crossed manner and are connected to the middle of the wall connecting rod (4).
5. The construction method of the protection frame system without the pulling knot with the wall surface as claimed in claim 3, which is characterized in that: the drawknot frame (2) and the outer end drawknot frame (5) are arranged on the indoor floor, and the top end of the drawknot frame is contacted with the roof.
6. The method for constructing a protective frame system without pulling together with the wall surface as claimed in claim 5, wherein the method comprises the following steps: the drawknot rack (2) and the outer end drawknot rack (5) comprise rack bodies (21) and reinforcing bolts (22), the rack bodies (21) are connected with the reinforcing bolts (22) through inclined supporting rods (23), and the reinforcing bolts (22) are fixedly connected to the floor.
7. The construction method of the protection frame system without the pulling knot with the wall surface as claimed in claim 3, which is characterized in that: the outer end tie rods (6) are arranged singly, and the two tie rods (3) positioned on the outer side are arranged in parallel.
8. The construction method of the protection frame system without the pulling knot with the wall surface as claimed in claim 2, which is characterized in that: the included angle a is 15-20 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011504987.2A CN112554532B (en) | 2020-12-18 | 2020-12-18 | Construction method of protective frame system without pulling and connecting with wall surface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011504987.2A CN112554532B (en) | 2020-12-18 | 2020-12-18 | Construction method of protective frame system without pulling and connecting with wall surface |
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| Publication Number | Publication Date |
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| CN112554532A CN112554532A (en) | 2021-03-26 |
| CN112554532B true CN112554532B (en) | 2022-04-12 |
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| CN103276886A (en) * | 2013-06-25 | 2013-09-04 | 北京金港机场建设有限责任公司 | Overhanging frame at position of high-rise building sloping roof outer eave window and construction method thereof |
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| CN205296806U (en) * | 2015-11-30 | 2016-06-08 | 中国建筑第八工程局有限公司 | Company's wall structure of outer protection frame of building |
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| CN210263878U (en) * | 2019-06-28 | 2020-04-07 | 中冶建工集团有限公司 | Template supporting structure with window under outer eaves overhanging plate |
| CN210263854U (en) * | 2019-06-13 | 2020-04-07 | 中建四局第五建筑工程有限公司 | Large-span large-storey high-frame building wall connecting piece |
| CN211899558U (en) * | 2019-12-27 | 2020-11-10 | 上海建工七建集团有限公司 | Handling frame encorbelments |
| CN111910902A (en) * | 2020-08-05 | 2020-11-10 | 中建八局第二建设有限公司 | Construction method of high-altitude double-layer overlong cantilever reinforced concrete structure |
-
2020
- 2020-12-18 CN CN202011504987.2A patent/CN112554532B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2347453A (en) * | 1999-02-18 | 2000-09-06 | Bernard Crawford Robert Blain | Scaffold system mountable on window sill or ledge |
| CN103276886A (en) * | 2013-06-25 | 2013-09-04 | 北京金港机场建设有限责任公司 | Overhanging frame at position of high-rise building sloping roof outer eave window and construction method thereof |
| CN205063316U (en) * | 2015-10-26 | 2016-03-02 | 江苏建筑职业技术学院 | Device for connecting scaffold and door and window entrance to a cave |
| CN205296806U (en) * | 2015-11-30 | 2016-06-08 | 中国建筑第八工程局有限公司 | Company's wall structure of outer protection frame of building |
| CN210263854U (en) * | 2019-06-13 | 2020-04-07 | 中建四局第五建筑工程有限公司 | Large-span large-storey high-frame building wall connecting piece |
| CN210263878U (en) * | 2019-06-28 | 2020-04-07 | 中冶建工集团有限公司 | Template supporting structure with window under outer eaves overhanging plate |
| CN110397262A (en) * | 2019-07-23 | 2019-11-01 | 五冶集团上海有限公司 | A kind of wall-connecting piece remove after scaffold method for strengthening and repairing |
| CN211899558U (en) * | 2019-12-27 | 2020-11-10 | 上海建工七建集团有限公司 | Handling frame encorbelments |
| CN111910902A (en) * | 2020-08-05 | 2020-11-10 | 中建八局第二建设有限公司 | Construction method of high-altitude double-layer overlong cantilever reinforced concrete structure |
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