CN111270691A - Side slope prefabricated frame lattice beam structure and construction method - Google Patents

Side slope prefabricated frame lattice beam structure and construction method Download PDF

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Publication number
CN111270691A
CN111270691A CN202010200118.4A CN202010200118A CN111270691A CN 111270691 A CN111270691 A CN 111270691A CN 202010200118 A CN202010200118 A CN 202010200118A CN 111270691 A CN111270691 A CN 111270691A
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China
Prior art keywords
lattice
edge sealing
banding
side slope
latticed
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CN202010200118.4A
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Chinese (zh)
Inventor
唐忠茂
廖建波
周建兵
胡艳
王勇
曾常青
赵学东
赖文
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Sichuan No4 Construction Co Ltd
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Sichuan No4 Construction Co Ltd
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Priority to CN202010200118.4A priority Critical patent/CN111270691A/en
Publication of CN111270691A publication Critical patent/CN111270691A/en
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    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D17/00Excavations; Bordering of excavations; Making embankments
    • E02D17/20Securing of slopes or inclines
    • E02D17/205Securing of slopes or inclines with modular blocks, e.g. pre-fabricated

Abstract

The invention discloses a side slope prefabricated frame lattice beam structure and a construction method, relates to the technical field of side slope protection construction, and solves the technical problems of low efficiency and poor quality of a side slope frame lattice beam caused by side slope construction. The structure comprises a lattice beam and an edge sealing beam, wherein the lattice beam and the lattice beam are crossed to form a lattice part, the lattice beam and the edge sealing beam are crossed to form an edge sealing part, lattice reinforcing steel bars are reserved at free ends of the lattice part, and edge sealing reinforcing steel bars are reserved at free ends of the edge sealing part. According to the invention, the prefabricated lattice part and the edge sealing part of the side slope framework are prefabricated, so that the construction of the prefabricated framework lattice beam structure of the side slope is carried out in a flat field under the condition, and the technical problem of poor quality caused by side slope construction is avoided.

Description

Side slope prefabricated frame lattice beam structure and construction method
Technical Field
The invention relates to the technical field of slope protection construction, in particular to a prefabricated frame lattice beam structure of a slope and a construction method.
Background
China is a multi-mountain country, plateaus, hills and mountains occupy about 70% of the land area, and a large amount of natural disasters such as landslides, collapse, debris flows and the like occur every year. Furthermore, when a ground is leveled in a civil engineering, the surrounding mountain is required to be cut under the conditions of large excavation, slope release and the like of the mountain, and the original balance of the mountain is damaged by cutting operation. In order to ensure the safety of the side slope and the environment thereof, support, reinforcement and protection measures must be taken for the side slope.
The traditional slope protection mostly adopts the structural form of a cast-in-place frame lattice beam, and the construction method is mainly carried out by binding reinforcing steel bars on the slope, installing templates and pouring concrete manually. When the slope is large, the working operation of erecting and binding the reinforcing steel bars by constructors is difficult, the formwork installation and reinforcement difficulty is high, and the conditions of formwork explosion, formwork expansion and the like are easy to occur in the concrete pouring process. And due to the action of gravity, concrete easily flows downwards along the gradient during pouring, so that the concrete lattice beam is high in pouring difficulty and poor in forming quality, and phenomena such as cracking, exposed ribs and pitted surfaces are easy to occur. Not only the construction efficiency is low, the operation degree of difficulty is high, and the construction quality of lattice beam also is difficult to obtain guaranteeing.
Therefore, how to break through the technical bottleneck restricting the construction quality of the lattice beam of the side slope frame is a technical problem to be solved urgently by the people in the field.
Disclosure of Invention
In view of this, the first aspect of the present invention provides a scheme for a prefabricated frame lattice beam structure for a side slope, so as to solve the technical problems of great construction difficulty, low efficiency and poor quality of the side slope frame lattice beam in the prior art.
In order to solve the technical problem, the invention provides the following technical scheme:
the utility model provides a prefabricated frame lattice beam structure of side slope, including the lattice beam who is used for preventing the landslide and be used for the banding roof beam to the lattice beam banding, lattice beam and lattice beam cross formation lattice portion, lattice beam and banding roof beam cross formation banding portion, the free end reservation of lattice portion has the lattice reinforcing bar, the free end reservation of banding portion has the banding reinforcing bar, and is adjacent be connected through the lattice reinforcing bar between the lattice portion, and is adjacent be connected through the banding reinforcing bar between the banding portion, the prefabricated frame lattice beam structure of side slope is through a plurality of lattice portions and banding concatenation and pour integrated into one piece.
On the basis of the technical scheme, the side slope prefabricated frame lattice beam structure can be further improved as follows:
further, lattice portion is the cruciform structure, is provided with the longitudinal bar of lattice and the stirrup of lattice in lattice portion, the longitudinal bar of lattice outwards extends the lattice reinforcing bar that forms the reservation of lattice portion, the stirrup of lattice is encrypted in the core region of lattice portion, and length is 1/3 of the clear span of lattice beam.
Further, the center of lattice portion still is provided with the anchor eye that is used for installing the stock.
Further, the anchor eye position still is provided with the strengthening rib that plays the reinforcing action, the strengthening rib is X shape structure overlap joint or welds on the lattice longitudinal reinforcement at lattice roof beam internal corner portion.
Further, edge sealing portion includes the K font and cuts the font edge sealing portion, and K font edge sealing portion is used for the prefabricated frame lattice beam structure edge of side slope, cuts the font edge sealing portion and is used for the prefabricated frame lattice beam structure angular point of side slope, the K font all includes lattice beam and edge sealing beam with cutting the font edge sealing portion, the K font is connected with the lattice beam that cuts the font edge sealing portion and is formed the lattice beam of the prefabricated frame lattice beam structure of side slope with the lattice portion, the K font encloses the banding beam that closes the prefabricated frame lattice beam structure of side slope with the edge sealing beam that cuts the font edge sealing portion.
Further, all be provided with lattice longitudinal reinforcement, lattice stirrup, banding longitudinal reinforcement and banding stirrup in K font structure and the structure of panicking wide, lattice longitudinal reinforcement anchors in the banding roof beam, and the outside lattice stirrup that forms the reservation of lattice portion that extends of lattice longitudinal reinforcement, the banding longitudinal reinforcement outwards extends the banding reinforcing bar that forms the banding portion reservation, the lattice stirrup is encrypted in the core region of banding portion, and encrypted length is 1/3 of the clear span of lattice roof beam, the banding stirrup is encrypted in the core region of banding portion, and encrypted length is 1/3 of the clear span of banding roof beam.
Further, the length of the lattice reinforcing steel bars reserved in the lattice parts is the lap joint length or the welding length of the reinforcing steel bars between the adjacent lattice parts, and the length of the edge sealing reinforcing steel bars reserved in the edge sealing parts is the lap joint length or the welding length of the reinforcing steel bars between the adjacent edge sealing parts.
Further, all be provided with the rings of being convenient for hoist and mount on lattice portion and the edge sealing portion, rings are pre-buried in lattice portion or edge sealing portion, perhaps, the mounting hole that is used for installing rings is reserved on lattice portion or the edge sealing portion.
In a second aspect, the invention further provides a construction method of the side slope prefabricated frame lattice beam structure, which comprises the following steps:
s1, respectively prefabricating lattice parts and edge sealing parts of the side slope prefabricated frame lattice beam structure;
s2, hoisting the prefabricated latticed parts and the edge sealing parts to the designed positions, enabling latticed steel bars of adjacent latticed parts to be mutually anchored to the latticed beam, and enabling edge sealing steel bars of adjacent edge sealing parts to be mutually anchored to the edge sealing beam;
and S3, pouring concrete between the adjacent lattice parts and concrete between the adjacent edge sealing parts by the supporting die.
On the basis of the technical scheme, the construction method of the side slope prefabricated frame lattice beam structure can be further improved as follows.
Further, after the prefabricated lattice part and the edge sealing part are hoisted in the step S2, the lattice part and the edge sealing part are fixed on the side slope by using an anchor rod.
Compared with the prior art, the invention has the following advantages:
according to the invention, the prefabricated frame lattice beam structure of the side slope is constructed in a flat field under the condition of prefabricating the lattice part and the edge sealing part, so that a series of technical problems of poor quality and the like caused by higher difficulty in side slope construction are avoided.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
FIG. 1 is a plan layout view of a side slope pre-fabricated frame lattice beam structure of the present invention;
FIG. 2 is a schematic perspective view of a lattice portion according to the present invention;
FIG. 3 is a schematic view of the reinforcement structure of the lattice portion of the present invention;
FIG. 4 is a schematic view of the reinforcement structure of the anchor openings of the lattice section of the present invention;
FIG. 5 is a schematic perspective view of a K-shaped structure according to the present invention;
FIG. 6 is a schematic view of a reinforcement structure of the K-shaped structure of the present invention;
fig. 7 is a schematic perspective view of a cun-shaped structure according to the present invention;
fig. 8 is a schematic view of a reinforcement structure of the cunning-shaped structure of the present invention.
Reference numbers and corresponding reference designations in the drawings:
1. a lattice beam; 11. lattice longitudinal ribs; 12. a lattice stirrup; 13. reinforcing ribs; 2. an anchor eye; 3. a hoisting ring; 4. edge sealing beams; 41. sealing the longitudinal ribs; 42. and (5) sealing the edges and hooping.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.
Example 1
A side slope prefabricated frame lattice beam structure, as shown in fig. 1 to 8, comprises a lattice beam 1 and edge banding beams 4. The lattice beam 1 plays a role in protecting the position of the side slope to be protected, and the two lattice beams 1 are mutually crossed to form a lattice part. The edge sealing beam 4 has an edge sealing effect on the lattice beam 1 and comprises two structural forms, namely a K-shaped edge sealing part and a cun-shaped edge sealing part. The whole side slope prefabricated frame lattice beam structure is formed by splicing and pouring a plurality of lattice parts and edge sealing parts into a whole.
As shown in fig. 2 to 4, it is preferable that the two lattice beams 1 of the lattice portion are perpendicular to each other and have a cross structure, the lattice longitudinal ribs 11 and the lattice stirrups 12 are provided in the lattice portion, and the lattice longitudinal ribs 11 and the lattice stirrups 12 should respectively satisfy the requirements of the minimum reinforcement ratio, the normal use limit state, and the bearing capacity limit state of the lattice beams 1. The lattice longitudinal ribs 11 are arranged at the upper opening and the lower opening of the section of the lattice beam 1, and the lattice longitudinal ribs 11 extend outwards along the free end of the lattice beam 1 to form lattice reinforcing steel bars reserved in lattice parts. The lattice stirrup 12 is encrypted in the core area of the lattice part, and the encrypted length is 1/3 of the clear span of the lattice beam 1 in the slope prefabricated frame lattice beam structure. The lengths of the beam limbs of the lattice beams 1 are preferably 1/2 of the clear span of the lattice beams 1 in the prefabricated-frame side slope beam structure, and the spacing between adjacent lattice beams 1 is equal to the overlapping length or the welding length of the lattice reinforcing steel bars.
As shown in fig. 2 to 4, an anchor hole 2 for installing an anchor rod is further provided at the center of the lattice portion, and a reinforcing rib 13 for reinforcing is further provided at the position of the anchor hole 2, and the reinforcing rib 13 is overlapped or welded in an X-shaped configuration to the lattice longitudinal rib 11 located at the corner portion in the lattice beam 1. The lattice longitudinal ribs 11 are preferably made of three-grade steel, the lattice stirrups 12 are preferably made of one-grade steel, and the reinforcing ribs 13 are preferably made of three-grade steel.
As shown in fig. 5 and 6, the K-shaped edge sealing portion includes a lattice beam 1 having a V-shaped structure and an edge sealing beam 4 having a one-shaped structure. The lattice beam 1 of the V-shaped structure is internally provided with lattice longitudinal ribs 11 and lattice stirrups 12, and the edge sealing beam 4 of the I-shaped structure is internally provided with edge sealing longitudinal ribs 41 and edge sealing stirrups 42. The lattice longitudinal rib 11 is directly anchored or bent anchored to enter the edge sealing beam 4, the lattice longitudinal rib 11 extends outwards along the free end of the lattice beam 1 to form a lattice reinforcing steel bar reserved in a lattice part, and the edge sealing longitudinal rib 41 extends outwards along the free end of the edge sealing beam 4 to form an edge sealing reinforcing steel bar reserved in an edge sealing part.
As shown in fig. 5 and 6, the lattice stirrups 12 are encrypted in the core area of the lattice beam 1 at the edge sealing part, the encryption length is 1/3 of the net span of the lattice beam 1 in the prefabricated slope frame lattice beam structure, the edge sealing stirrups 42 are encrypted in the core area of the edge sealing beam 4 at the edge sealing part, and the encryption length is 1/3 of the net span of the edge sealing beam 4 in the prefabricated slope frame lattice beam structure. The lengths of the beam limbs of the lattice beams 1 are preferably 1/2 of the clear span of the lattice beams 1 in the prefabricated-frame side slope beam structure, and the spacing between adjacent lattice beams 1 is equal to the overlapping length or the welding length of the lattice reinforcing steel bars. The length of the edge sealing beam 4 is preferably 1/2 of the clear span of the edge sealing beam 4 in the slope prefabricated frame lattice beam structure, and the distance between the adjacent edge sealing beams 4 is equal to the overlapping length or the welding length of the edge sealing steel bars.
As shown in fig. 7 and 8, the cun-shaped edge sealing portion includes a lattice beam 1 in an oblique line structure and a lattice beam in an oblique line structure
Figure BDA0002419068630000041
The edge banding beam 4 is of a shape structure. The lattice beam 1 with the diagonal structure is provided with lattice longitudinal ribs 11 and lattice stirrups 12
Figure BDA0002419068630000042
The edge banding beam 4 with the shape structure is internally provided with edge banding longitudinal ribs 41 and edge banding stirrups 42. The lattice longitudinal rib 11 is directly anchored or bent anchored to enter the edge sealing beam 4, the lattice longitudinal rib 11 extends outwards along the free end of the lattice beam 1 to form a lattice reinforcing steel bar reserved in a lattice part, and the edge sealing longitudinal rib 41 extends outwards along the free end of the edge sealing beam 4 to form an edge sealing reinforcing steel bar reserved in an edge sealing part.
As shown in fig. 7 and 8, the lattice stirrups 12 are encrypted in the core area of the lattice beam 1 at the edge sealing part, the encryption length is 1/3 of the net span of the lattice beam 1 in the prefabricated slope frame lattice beam structure, the edge sealing stirrups 42 are encrypted in the core area of the edge sealing beam 4 at the edge sealing part, and the encryption length is 1/3 of the net span of the edge sealing beam 4 in the prefabricated slope frame lattice beam structure. The lengths of the beam limbs of the lattice beams 1 are preferably 1/2 of the clear span of the lattice beams 1 in the prefabricated-frame side slope beam structure, and the spacing between adjacent lattice beams 1 is equal to the overlapping length or the welding length of the lattice reinforcing steel bars. The length of the edge sealing beam 4 is preferably 1/2 of the clear span of the edge sealing beam 4 in the slope prefabricated frame lattice beam structure, and the distance between the adjacent edge sealing beams 4 is equal to the overlapping length or the welding length of the edge sealing steel bars.
As shown in fig. 2, 5 and 7, both the lattice part and the edge sealing part are provided with hanging rings 3 convenient to hoist, and the hanging rings 3 are embedded in the lattice part or the edge sealing part. Or, reserve on lattice portion or edge sealing portion and have the reservation mounting hole that is used for installing rings 3, this reservation mounting hole also can be the screw sleeve for hoist and mount of pre-buried in the concrete, and the screw sleeve is in the same place with the reinforcing bar welding, when needs hoist and mount lattice portion and edge sealing portion, with rings 3 screw connection in the screw sleeve can.
Example 2
In order to better implement the present invention, the present embodiment is further optimized on the basis of the above embodiments, and the present invention further provides a construction method of a prefabricated frame lattice beam structure for a side slope, including the following steps:
firstly, a leveling field near a hardening construction field is used as a prefabricated platform, a shaping wood template is manufactured according to a designed lattice part and a sealing edge part, template paint or a release agent is coated in the wood template to be used as an isolating agent, reinforcing steel bars of the lattice part and the sealing edge part are bound, the reinforcing steel bars are checked and accepted, after the wood template is qualified, the wood template is reinforced by using wood beams and a clamp, and the hanging ring 3 is firmly bound with a main reinforcing steel bar or a threaded sleeve for hoisting is installed. Then concrete in the wooden template is poured and vibrated to be compact, and the hanging ring 3 is inserted into the concrete. And (5) performing centralized maintenance on the concrete, and when the strength of the concrete is not lower than 75% of the designed strength, disassembling the mould and hoisting.
When hoisting prefabricated lattice portion and edge sealing portion, at first hoist and mount the lattice portion of cruciform structure according to the design drawing, make the lattice reinforcing bar mutual anchor lattice roof beam 1 of adjacent lattice portion, hoist K font edge sealing portion again, make the lattice reinforcing bar anchor lattice portion's of K font edge sealing portion's lattice reinforcing bar, make the banding reinforcing bar anchor adjacent edge sealing portion's of K font edge sealing portion banding reinforcing bar, hoist and mount the cunning edge sealing portion at last, make the lattice reinforcing bar anchor lattice portion's of cunning edge sealing portion, make the banding reinforcing bar anchor adjacent edge sealing portion's of cunning edge sealing portion banding.
Whether the positions of the lattice part and the edge sealing part meet the requirements of drawing design is checked, the lattice part and the edge sealing part are fixed on a side slope by adopting an anchor rod after the lattice part and the edge sealing part are qualified, and micro-expansion concrete is poured after the lattice steel bars and the edge sealing steel bars are bound and supported by a formwork, so that the construction of the whole side slope prefabricated frame lattice beam structure is completed.
According to the invention, the lattice parts and the edge sealing parts of the crossed nodes are prefabricated, and the whole side slope prefabricated frame lattice beam structure is integrally formed in a cast-in-place mode on the straight line section, so that the technical problem of poor quality caused by side slope construction is avoided, and the quality problems of exposed ribs, burst molds, expanded molds, honeycomb pitted surfaces and the like can be avoided. Meanwhile, the straightway cast-in-place formwork has small scale and difficulty, and the workload and the safety risk of slope formwork are greatly reduced. The lattice part and the sealing edge part are subjected to centralized shaping production, a side slope scaffold does not need to be erected for many times, repeated formwork support is not needed, and construction cost of engineering is saved. In addition, the invention can synchronously carry out the measurement and setting-out, slope repairing and other preorders of the slope site and the prefabrication of the lattice part and the edge sealing part, thereby greatly improving the construction efficiency.
It should be noted that if the span between adjacent lattice girders 1 or edge-sealing girders 4 is large, a part of straight-line section of the lattice girders 1 or edge-sealing girders 4 can be prefabricated separately to reduce the size of the prefabricated lattice part and edge-sealing part and prevent the cracking phenomenon of the surfaces of the lattice part and the edge-sealing part in the hoisting process.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims (10)

1. The utility model provides a prefabricated frame lattice beam structure of side slope, its characterized in that, is including lattice beam (1) that is used for preventing the landslide and be used for banding roof beam (4) to lattice beam (1) banding, lattice beam (1) and lattice beam (1) cross formation lattice portion, lattice beam (1) and banding roof beam (4) cross formation banding portion, the free end reservation of lattice portion has the lattice reinforcing bar, the free end reservation of banding portion has the banding reinforcing bar, and is adjacent be connected through the lattice reinforcing bar between the lattice portion, and is adjacent be connected through the banding reinforcing bar between the banding portion, prefabricated frame lattice beam structure of side slope splices and pours integrated into one piece through a plurality of lattice portions and banding portion.
2. The side slope prefabricated frame lattice beam structure according to claim 1, wherein the lattice part is in a cross-shaped structure, lattice longitudinal ribs (11) and lattice stirrups (12) are arranged in the lattice part, the lattice longitudinal ribs (11) extend outwards to form lattice reinforcing steel bars reserved in the lattice part, the lattice stirrups (12) are encrypted in a core area of the lattice part, and the encryption length is 1/3 of a clear span of the lattice beam (1).
3. A prefabricated side slope frame lattice beam structure according to claim 2, characterised in that the center of the lattice part is further provided with an anchor hole (2) for installing an anchor rod.
4. A prefabricated frame lattice beam structure for side slopes according to claim 3, wherein reinforcing ribs (13) for reinforcing are further arranged at the positions of the anchor holes (2), and the reinforcing ribs (13) are overlapped or welded on the lattice longitudinal ribs (11) at the inner corners of the lattice beam (1) in an X-shaped structure.
5. The slope prefabricated frame lattice beam structure according to claim 1, wherein the edge sealing portions comprise K-shaped edge sealing portions for edges of the slope prefabricated frame lattice beam structure and clip-shaped edge sealing portions for corner points of the slope prefabricated frame lattice beam structure, the K-shaped edge sealing portions and the clip-shaped edge sealing portions are provided with the lattice beams (1) and the edge sealing beams (4), the K-shaped edge sealing portions and the clip-shaped edge sealing portions are connected with the lattice beams (1) and the lattice portions to form the lattice beams (1) of the slope prefabricated frame lattice beam structure, and the K-shaped edge sealing portions and the clip-shaped edge sealing beams (4) of the clip-shaped edge sealing portions enclose the edge sealing beams (4) of the slope prefabricated frame lattice beam structure.
6. The side slope prefabricated frame latticed beam structure according to claim 5, wherein a latticed longitudinal rib (11), a latticed hoop rib (12), a banding longitudinal rib (41) and a banding hoop rib (42) are arranged in the K-shaped structure and the cuniform structure, the latticed longitudinal rib (11) is anchored in the banding beam (4), the latticed longitudinal rib (11) extends outwards to form a latticed steel bar reserved in a latticed part, the banding longitudinal rib (41) extends outwards to form a banding steel bar reserved in a banding part, the latticed hoop rib (12) is encrypted in a core area of the banding part, the encryption length is 1/3 of the clear span of the latticed beam (1), the banding hoop rib (42) is encrypted in the core area of the banding part, and the encryption length is 1/3 of the clear span of the banding beam (4).
7. The prefabricated frame lattice beam structure for a side slope according to any one of claims 1 to 6, wherein the lengths of the lattice reinforcing bars reserved in the lattice parts are overlapping lengths or welding lengths of the reinforcing bars between adjacent lattice parts, and the lengths of the banding reinforcing bars reserved in the banding part are overlapping lengths or welding lengths of the reinforcing bars between adjacent banding parts.
8. The side slope prefabricated frame lattice beam structure according to any one of claims 1 to 6, wherein hanging rings (3) convenient to hoist are arranged on the lattice part and the edge sealing part, the hanging rings (3) are embedded in the lattice part or the edge sealing part, or reserved mounting holes for mounting the hanging rings (3) are reserved on the lattice part or the edge sealing part.
9. A construction method of a side slope prefabricated frame lattice beam structure is characterized by comprising the following steps:
s1, respectively prefabricating a latticed part and a sealing part of the side slope prefabricated frame latticed beam structure according to any one of claims 1 to 8;
s2, hoisting the prefabricated latticed parts and the edge sealing parts to the designed positions, enabling latticed steel bars of adjacent latticed parts to be mutually anchored to the latticed beam, and enabling edge sealing steel bars of adjacent edge sealing parts to be mutually anchored to the edge sealing beam;
and S3, pouring concrete between the adjacent lattice parts and concrete between the adjacent edge sealing parts by the supporting formwork.
10. The construction method of a precast sash beam structure of the side slope according to claim 9, wherein after the prefabricated sash parts and the flange parts are hoisted in the step S2, the sash parts and the flange parts are fixed to the side slope using anchor rods.
CN202010200118.4A 2020-03-20 2020-03-20 Side slope prefabricated frame lattice beam structure and construction method Pending CN111270691A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113293776A (en) * 2021-05-12 2021-08-24 大连交通大学 Prefabricated lattice beam structure for ecological slope protection and construction method
CN113882403A (en) * 2021-10-18 2022-01-04 重庆交通大学 Roadbed slope integral green protection structure and construction method thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113293776A (en) * 2021-05-12 2021-08-24 大连交通大学 Prefabricated lattice beam structure for ecological slope protection and construction method
CN113882403A (en) * 2021-10-18 2022-01-04 重庆交通大学 Roadbed slope integral green protection structure and construction method thereof

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