CN114197520A - Novel energy-dissipation greening gabion retaining wall and construction method - Google Patents
Novel energy-dissipation greening gabion retaining wall and construction method Download PDFInfo
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- CN114197520A CN114197520A CN202111634886.1A CN202111634886A CN114197520A CN 114197520 A CN114197520 A CN 114197520A CN 202111634886 A CN202111634886 A CN 202111634886A CN 114197520 A CN114197520 A CN 114197520A
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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
- E02D29/02—Retaining or protecting walls
- E02D29/0258—Retaining or protecting walls characterised by constructional features
- E02D29/0275—Retaining or protecting walls characterised by constructional features cast in situ
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G24/00—Growth substrates; Culture media; Apparatus or methods therefor
- A01G24/10—Growth substrates; Culture media; Apparatus or methods therefor based on or containing inorganic material
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G24/00—Growth substrates; Culture media; Apparatus or methods therefor
- A01G24/20—Growth substrates; Culture media; Apparatus or methods therefor based on or containing natural organic material
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/02—Receptacles, e.g. flower-pots or boxes; Glasses for cultivating flowers
- A01G9/029—Receptacles for seedlings
- A01G9/0293—Seed or shoot receptacles
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2250/00—Production methods
- E02D2250/0046—Production methods using prestressing techniques
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2600/00—Miscellaneous
- E02D2600/20—Miscellaneous comprising details of connection between elements
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2600/00—Miscellaneous
- E02D2600/30—Miscellaneous comprising anchoring details
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2600/00—Miscellaneous
- E02D2600/40—Miscellaneous comprising stabilising elements
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- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
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Abstract
The invention provides a novel gabion retaining wall capable of dissipating energy and greening and a construction method thereof, wherein the novel gabion retaining wall comprises an energy dissipating and greening gabion mesh, plain concrete, a precast concrete slab, ribbed steel bars, vegetation nutrient soil, an energy dissipating material, steel strands, a pressure reducing ring, a three-dimensional vegetation mesh pad, geotextile, stones, transverse reserved holes, longitudinal reserved holes and cross buckles; the vegetation nutrient soil is filled at one side of the energy dissipation greening gabion net far away from the side slope; the energy dissipation material is filled on one side of the energy dissipation greening gabion mesh close to the side slope, the steel strand and the pressure reduction ring are flexibly connected with the energy dissipation greening gabion mesh, and the whole system formed by the energy dissipation material can eliminate partial side slope soil body pressure and achieve the purpose of stabilizing the side slope. The method can solve the problems that in the prior art, the requirements of slope protection are met, the landscape greening effect can be achieved, and meanwhile, the supporting structure cannot deform too much due to the fact that the supporting structure is subjected to local large slope soil body pressure.
Description
Technical Field
The invention belongs to the field of slope protection, and particularly relates to a novel energy-dissipating greening gabion retaining wall and a construction method.
Background
With the rapid development of economic construction in China and the continuous increase of infrastructure construction of each region, the pace of life of the nation is accelerated, and the shortening of the traffic time between regions becomes social consensus, and the planning and construction of a plurality of high-speed railway lines also means the strict requirement on the construction quality of slope engineering and the reduction of the time of construction period. As the atmospheric rainfall in the nature causes erosion and damage to the side slope, the internal and external structures of the side slope can be changed in the past, and finally the slope body is damaged and destabilized. Therefore, slope engineering protection becomes an important component of national infrastructure construction, and is also paid more and more attention by people.
The most important construction problems in slope engineering are mainly the connection and stability of the slope protection materials. In the prior art, the supporting, retaining, reinforcing and protecting measures taken for the side slope have the following common supporting structure types: gravity retaining wall, buttress retaining wall, cantilever support, plate rib type or lattice type anchor rod retaining wall support and the like. And the gabion cage retaining wall is used as one of the vertical retaining walls, so that the side slope not only can meet the support safety, but also has a strong ecological landscape function. However, when the height of the retaining wall is higher, if the gabion cage retaining wall is adopted, the requirement on overall stability and safety cannot be met, and the slope cannot be greened due to the fact that only stone is filled in the gabion cage retaining wall and soil is not available; moreover, for a high slope with large internal stress, local large stress cannot be better eliminated.
Disclosure of Invention
The invention aims to solve the technical problem of providing a novel energy-dissipating greening gabion retaining wall and a construction method thereof, which can solve the problems that in the prior art, the requirement of slope protection is met, the landscape greening effect can be achieved, and meanwhile, the supporting structure cannot deform too much due to the local large slope soil body pressure; the invention can effectively eliminate partial side slope soil body pressure and achieve the purpose of stabilizing the side slope.
In order to achieve the technical features, the invention is realized as follows: a novel gabion retaining wall capable of dissipating energy and greening comprises an energy dissipating and greening gabion mesh, plain concrete, a precast concrete slab, ribbed steel bars, vegetation nutrient soil, an energy dissipating material, steel strands, a pressure reducing ring, a three-dimensional vegetation mesh pad, geotextile, stones, transverse reserved holes, longitudinal reserved holes and cross buckles; the vegetation nutrient soil is filled at one side of the energy dissipation greening gabion net far away from the side slope; the energy dissipation material is filled on one side of the energy dissipation greening gabion mesh close to the side slope, the steel strand and the pressure reduction ring are flexibly connected with the energy dissipation greening gabion mesh, and the whole system formed by the energy dissipation material can eliminate partial side slope soil body pressure and achieve the purpose of stabilizing the side slope.
The energy dissipation greening gabion mesh is formed by separating a common gabion mesh, the gabion mesh is divided into three equal parts, stone is filled in the middle part, vegetation nutrient soil is filled in the three equal parts far away from the side slope, the vegetation nutrient soil and the stone are separated by adopting a three-dimensional vegetation mesh pad, energy dissipation materials are filled in the three equal parts close to the side slope, and the energy dissipation materials and the stone are separated by adopting geotextile.
The vegetation nutrient soil consists of plant seeds, humus soil, phosphate fertilizer, nitrogen fertilizer and oxygen material;
the energy dissipation material is composed of fine sand and ceramsite, and the thrust of a side slope soil body to the gabion retaining wall is reduced by utilizing the compressibility of the energy dissipation material.
The peripheral wrapping layer of the gabion net is provided with a steel strand and a pressure reducing ring so as to improve the overall stability of the energy dissipation greening gabion net.
And two layers of plain concrete are adopted between the layers of the gabion mesh to sandwich one layer of precast concrete plate for paving and filling, and ribbed steel bars penetrating through the longitudinal reserved holes are buried.
The displacement monitor is installed to the pressure reducing ring to the displacement condition of monitoring barricade, when the inside displacement monitor vision of pressure reducing ring reaches a certain threshold value, shows that this position barricade probably appears the unstable condition, should improve vigilance and take counter-measure.
The precast concrete plate is provided with a plurality of transverse reserved holes and longitudinal reserved holes, and the steel strand can penetrate through the transverse reserved holes to be prestressed and tensioned.
The construction method of the novel gabion retaining wall capable of dissipating energy and greening comprises the following steps:
s1, excavating retaining wall foundation pits and positioning and setting lines: checking the geometric dimensions of related data, data and construction drawings according to the design file; a construction unit should appoint a specially-assigned person to take charge of measurement work and provide required measurement data in time; confirming the position of the net cage according to coordinates of a positioning point in the plan, and drawing a wire at a control point to confirm the plane position of the net cage; in the construction, the borrowed or set construction control marks and elevation points need to be strictly protected, and are periodically detected and corrected;
s2, inserting bars and pouring: positioning and drilling according to a design file, paving a first layer of plain concrete, paving a precast concrete plate when the design strength is reached, inserting ribbed steel bars into longitudinal reserved holes of the precast concrete plate, pouring and plugging by using cement mortar, and paving a second layer of plain concrete on the precast concrete plate;
s3, placing empty cages of the energy dissipation greening gabion net: binding and connecting other net cage units on the same layer, placing the net cages in place according to design requirements according to lofting lines, performing double-strand binding on each set of net cages and the left and right adjacent net cages, and performing binding on the adjacent positions of side wires and net sheets;
s4, filling an energy dissipation greening gabion net: respectively placing and fixing a three-dimensional vegetation net pad and geotechnical cloth at trisection positions of an empty cage, filling vegetation nutrient soil which is prepared according to a certain proportion into one side, far away from a side slope, of an energy dissipation greening gabion net, filling energy dissipation materials into one side, close to the side slope, of the energy dissipation greening gabion net, and finally filling stones with particle sizes meeting design requirements into the middle of the energy dissipation greening gabion net;
s5, placing a second layer of stone net: according to the method of the steps, a first layer of plain concrete and a precast concrete slab are sequentially paved on the laid first layer of stone net, ribbed steel bars are inserted into the first layer of stone net, a second layer of plain concrete is paved, and the steps are sequentially repeated;
s6, installing the steel strand and the pressure reducing ring: firstly, a steel strand penetrates through a pore canal of a pressure reducing ring, then sequentially penetrates through and penetrates out of transverse reserved holes of an upper precast concrete plate and a lower precast concrete plate, and is wound around a stone net for a circle;
s7, tensioning the prestressed steel strand: and (3) tensioning the steel strand by adopting a post-tensioning method, and then binding and fixing the tensioned steel strand and the energy dissipation greening gabion net by utilizing the cross buckle.
The invention has the following beneficial effects:
1. the invention can achieve better greening effect by filling vegetation nutrient soil consisting of plant seeds, humus soil, phosphate fertilizer and other oxygen materials on one side of the energy dissipation greening gabion net far away from the side slope.
2. According to the invention, the energy dissipation material composed of fine sand, ceramsite and the like is filled on one side of the energy dissipation greening gabion mesh close to the side slope, and the thrust of the side slope soil body to the gabion retaining wall is reduced by utilizing the compressibility of the energy dissipation material, so that the capability of the gabion retaining wall for resisting the extrusion of the side slope soil body is improved.
3. According to the invention, the steel stranded wires and the pressure reducing ring are wrapped on the periphery of the gabion mesh, so that the overall stability of the energy dissipation greening gabion mesh can be improved.
4. In the invention, the steel strand and the pressure reducing ring can work coordinately to eliminate partial side slope soil pressure.
5. According to the invention, the displacement monitor is arranged in the decompression ring, so that the displacement condition of the retaining wall can be monitored.
6. In the invention, two layers of plain concrete are adopted between the layers of the gabion mesh to sandwich one layer of precast concrete slab for paving and filling, and the steel bars are embedded, so that the tensile strength of the concrete and the overall stability of the energy dissipation greening gabion mesh can be enhanced.
7. According to the invention, the precast concrete plate is provided with a plurality of transverse and longitudinal reserved holes, and the steel strand can pass through the holes to be subjected to prestress tensioning, so that the stability of the energy dissipation greening gabion mesh retaining wall is greatly improved.
Drawings
The invention is further illustrated by the following figures and examples.
Fig. 1 is a schematic view of the installation of plain concrete, precast concrete panels and ribbed steel bars according to the present invention.
Fig. 2 is a schematic view of an energy dissipation greening gabion mesh and a filling material in the invention.
Fig. 3 is a schematic view of the installation of the first layer of energy dissipation greening gabion mesh in the invention.
Fig. 4 is an overall schematic view of the energy dissipation greening gabion mesh of the invention.
In the figure: 1-energy dissipation greening gabion net; 2-plain concrete; 3-precast concrete slab; 4-ribbed steel bars; 5-vegetation nutrient soil; 6-energy dissipation material; 7-steel strand wires; 8-a pressure reducing ring; 9-three-dimensional vegetation mat; 10-geotextile; 11-stone material; 12-transversely reserving holes; 13-longitudinally reserving holes; 14-cross buckle.
Detailed Description
Embodiments of the present invention will be further described with reference to the accompanying drawings.
Example 1:
referring to fig. 1-4, the novel gabion retaining wall capable of dissipating energy and greening energy and the construction method thereof comprise an energy-dissipating greening gabion mesh 1, plain concrete 2, a precast concrete plate 3, ribbed steel bars 4, vegetation nutrient soil 5, an energy dissipating material 6, steel strands 7, a pressure reducing ring 8, a three-dimensional vegetation mesh pad 9, geotextile 10, stones 11, transverse reserved holes 12, longitudinal reserved holes 13, cross buckles 14 and the like. The vegetation nutrient soil 5 is filled on one side of the energy dissipation greening gabion net 1 far away from the side slope, vegetation growth and slope greening effects can be achieved, the energy dissipation material 6 is filled on one side of the energy dissipation greening gabion net 1 close to the side slope, the steel strand 7 and the pressure reduction ring 8 are flexibly connected with the energy dissipation greening gabion net 1, and the whole system formed by the energy dissipation greening gabion net and the energy dissipation greening gabion net can eliminate partial side slope soil body pressure and achieve the purpose of stabilizing the side slope.
Furthermore, the energy dissipation greening gabion mesh 1 is formed by separating a common gabion mesh, the gabion mesh is divided into three equal parts, stone 11 is filled in the middle part, vegetation nutrient soil 5 is filled in the three equal parts far away from the side slope, the three equal parts are separated from the stone 11 by three-dimensional vegetation mesh pads 9, energy dissipation materials 6 are filled in the three equal parts close to the side slope, and geotextile 10 is used for separating the three equal parts from the stone 11. The energy dissipation greening gabion mesh 1 with the structure plays a role in slope greening while playing a role in slope stability.
Furthermore, the side of the empty side of the energy dissipation greening gabion mesh 1 is filled with the stirred vegetation nutrient soil 5, and the vegetation nutrient soil 5 consists of plant seeds, humus soil, phosphate fertilizer and nitrogen fertilizer and other oxygen materials, so that a better greening effect is achieved; the side close to the side slope is filled with energy dissipation materials 6 which are composed of fine sand and ceramsite, and the compressibility of the energy dissipation materials 6 is utilized, so that the thrust of the side slope soil body to the gabion retaining wall is effectively reduced, and the capability of the gabion retaining wall in resisting the extrusion of the side slope soil body is improved.
Furthermore, the peripheral wrapping layer of the gabion mesh 1 is provided with steel strands 7 and a pressure reducing ring 8, so that the overall stability of the energy dissipation greening gabion mesh 1 is improved, and the outward thrust of the side slope soil body is further removed.
Furthermore, two layers of plain concrete 2 are adopted between the gabion mesh layers to sandwich one layer of precast concrete plate 3 for paving and filling, and ribbed steel bars 4 penetrating through the longitudinal reserved holes 13 are buried to enhance the tensile strength of the concrete and the overall stability of the energy dissipation greening gabion mesh 1.
Furthermore, the pressure reducing ring 8 is provided with a displacement monitor which can monitor the displacement condition of the retaining wall. When the visual number of the displacement monitor in the decompression ring reaches a certain threshold value, the situation that the retaining wall at the position is possibly unstable is shown, and the vigilance is improved and countermeasures are taken. The safety and reliability of use are enhanced by the automatic monitoring device.
Further, there are a plurality of horizontal reservation holes 12 and vertical reservation hole 13 on precast concrete board 3, and steel strand wires 7 can pass through horizontal reservation hole 12 and carry out the prestressing force stretch-draw, makes it improve the stability of energy dissipation afforestation gabion net barricade by a wide margin.
Example 2:
the construction method of the novel gabion retaining wall capable of dissipating energy and greening comprises the following steps:
s1, excavating retaining wall foundation pits and positioning and setting lines: checking the geometric dimensions of related data, data and construction drawings according to the design file; a construction unit should appoint a specially-assigned person to take charge of measurement work and provide required measurement data in time; confirming the position of the net cage according to coordinates of a positioning point in the plan, and drawing a wire at a control point to confirm the plane position of the net cage; in the construction, the borrowed or set construction control marks and elevation points need to be strictly protected, and are periodically detected and corrected;
s2, inserting bars and pouring: positioning and drilling according to a design file, firstly paving a first layer of plain concrete 2, paving a precast concrete plate 3 when the design strength is reached, then inserting ribbed steel bars 4 into longitudinal reserved holes 13 of the precast concrete plate 3, pouring and plugging by using cement mortar, and then paving a second layer of plain concrete 2 on the precast concrete plate 3;
s3, placing empty cages of the energy dissipation greening gabion net: binding and connecting other net cage units on the same layer, placing the net cages in place according to design requirements according to lofting lines, performing double-strand binding on each set of net cages and the left and right adjacent net cages, and performing binding on the adjacent positions of side wires and net sheets;
s4, filling an energy dissipation greening gabion net: respectively placing and fixing a three-dimensional vegetation net pad 9 and a geotextile 10 at trisection positions of an empty cage, filling vegetation nutrient soil 5 prepared according to a certain proportion into one side of an energy dissipation greening gabion net far away from a side slope, filling energy dissipation materials 6 into one side of the energy dissipation greening gabion net close to the side slope, and finally filling stones 11 with particle sizes meeting design requirements into the middle of the energy dissipation greening gabion net;
s5, placing a second layer of stone net: according to the mode of the step 2, sequentially laying a first layer of plain concrete 2 and a precast concrete plate 3 on the laid first layer of stone net, inserting ribbed steel bars 4, finally laying a second layer of plain concrete 2, and sequentially repeating the steps 3 to 4;
s6, installing the steel strand and the pressure reducing ring: firstly, the steel strand 7 passes through the pore canal of the pressure reducing ring 8, then sequentially passes through and penetrates out of the transverse reserved holes 12 of the upper precast concrete plate and the lower precast concrete plate 3, and is wound around the stone net for a circle;
s7, tensioning the prestressed steel strand: and (3) tensioning the steel strand 7 by adopting a post-tensioning method, and then binding and fixing the tensioned steel strand 7 and the energy dissipation greening gabion mesh by using the cross buckle 14.
Claims (8)
1. The novel gabion retaining wall capable of achieving energy dissipation and greening is characterized by comprising an energy dissipation and greening gabion mesh (1), plain concrete (2), a precast concrete plate (3), ribbed steel bars (4), vegetation nutrient soil (5), an energy dissipation material (6), steel strands (7), a pressure reduction ring (8), a three-dimensional vegetation mesh pad (9), geotextile (10), stones (11), transverse reserved holes (12), longitudinal reserved holes (13) and cross buckles (14); the vegetation nutrient soil (5) is filled at one side of the energy dissipation greening gabion mesh (1) far away from the side slope; the energy dissipation material (6) is filled at one side of the energy dissipation greening gabion mesh (1) close to the side slope, the steel strand (7) and the pressure reduction ring (8) are flexibly connected with the energy dissipation greening gabion mesh (1), and the whole system formed by the flexible connection structure can eliminate partial side slope soil body pressure to achieve the purpose of stabilizing the side slope.
2. The novel gabion retaining wall capable of dissipating energy and greening according to claim 1, wherein the energy-dissipating greening gabion mesh (1) is formed by dividing a common gabion mesh into three equal parts, the middle part is filled with stones (11), three equal parts far away from a side slope are filled with vegetation nutrient soil (5), the vegetation nutrient soil (5) and the stones (11) are separated by using three-dimensional vegetation mesh pads (9), three equal parts close to the side slope are filled with energy dissipating materials (6), and the energy dissipating materials (6) and the stones (11) are separated by using geotextiles (10).
3. The novel gabion retaining wall capable of dissipating energy and greening according to claim 2, wherein the vegetation nutrient soil (5) consists of plant seeds, humus soil, phosphate fertilizer, nitrogen fertilizer and oxygen material;
the energy dissipation material (6) is composed of fine sand and ceramsite, and the thrust of a side slope soil body to the gabion retaining wall is reduced by utilizing the compressibility of the energy dissipation material (6).
4. The novel gabion retaining wall capable of dissipating energy and greening according to claim 1, wherein: the peripheral wrapping layer of the gabion mesh (1) is provided with steel strands (7) and a pressure reducing ring (8) so as to improve the overall stability of the energy dissipation greening gabion mesh (1).
5. The novel gabion retaining wall capable of dissipating energy and greening according to claim 1, wherein: the middle of each layer of the gabion mesh (1) is paved with two layers of plain concrete (2) sandwiching a precast concrete slab (3), and ribbed steel bars (4) penetrating through the longitudinal reserved holes (13) are buried.
6. The novel gabion retaining wall capable of dissipating energy and greening according to claim 1 or 4, wherein: the displacement monitor is installed to pressure reducing ring (8) to the displacement condition of monitoring barricade, when the inside displacement monitor vision of pressure reducing ring reaches a certain threshold value, explains that this position barricade probably appears the unstable condition, should improve vigilance and take counter-measure.
7. The novel gabion retaining wall capable of dissipating energy and greening according to claim 1, wherein: the precast concrete plate (3) is provided with a plurality of transverse reserved holes (12) and longitudinal reserved holes (13), and the steel strand (7) can penetrate through the transverse reserved holes (12) to be prestressed and tensioned.
8. The construction method of the energy-dissipation greening novel gabion retaining wall as claimed in any one of claims 1 to 7, is characterized by comprising the following steps:
s1, excavating retaining wall foundation pits and positioning and setting lines: checking the geometric dimensions of related data, data and construction drawings according to the design file; a construction unit should appoint a specially-assigned person to take charge of measurement work and provide required measurement data in time; confirming the position of the net cage according to coordinates of a positioning point in the plan, and drawing a wire at a control point to confirm the plane position of the net cage; in the construction, the borrowed or set construction control marks and elevation points need to be strictly protected, and are periodically detected and corrected;
s2, inserting bars and pouring: positioning and drilling according to a design file, paving a first layer of plain concrete (2), paving a precast concrete plate (3) when the design strength is reached, inserting ribbed steel bars (4) into longitudinal reserved holes (13) of the precast concrete plate (3), pouring and plugging by using cement mortar, and paving a second layer of plain concrete (2) on the precast concrete plate (3);
s3, placing empty cages of the energy dissipation greening gabion net: binding and connecting other net cage units on the same layer, placing the net cages in place according to design requirements according to lofting lines, performing double-strand binding on each set of net cages and the left and right adjacent net cages, and performing binding on the adjacent positions of side wires and net sheets;
s4, filling an energy dissipation greening gabion net: respectively placing and fixing a three-dimensional vegetation net pad (9) and geotextile (10) at trisection positions of an empty cage, filling vegetation nutrient soil (5) which is prepared according to a certain proportion into one side of the energy dissipation greening gabion net far away from a side slope, filling energy dissipation materials (6) into one side of the energy dissipation greening gabion net close to the side slope, and finally filling stone (11) with the particle size meeting the design requirement in the middle of the energy dissipation greening gabion net;
s5, placing a second layer of stone net: according to the mode of the step (2), sequentially laying a first layer of plain concrete (2) and a precast concrete plate (3) on the laid first layer of stone net, inserting ribbed steel bars (4), finally laying a second layer of plain concrete (2), and sequentially repeating the steps (3) to (4);
s6, installing the steel strand and the pressure reducing ring: firstly, a steel strand (7) penetrates through a pore passage of a pressure reducing ring (8), then sequentially penetrates through and penetrates out of transverse reserved holes (12) of an upper precast concrete plate and a lower precast concrete plate (3), and is wound around a stone net for a circle;
s7, tensioning the prestressed steel strand: and (3) performing tensioning construction on the steel strand (7) by adopting a post-tensioning method, and then binding and fixing the tensioned steel strand (7) and the energy dissipation greening gabion mesh by utilizing a cross buckle (14).
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115094944A (en) * | 2022-05-20 | 2022-09-23 | 中交一公局集团有限公司 | Gabion retaining wall and construction method thereof |
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| EP2050331A1 (en) * | 2007-10-17 | 2009-04-22 | Helix Pflanzen GmbH | Vegetated gabion |
| CN210288254U (en) * | 2018-12-27 | 2020-04-10 | 北京东方园林环境股份有限公司 | River channel ecosystem rebuilds structure |
| CN112942412A (en) * | 2021-02-07 | 2021-06-11 | 中山大学 | Multilayer buffering debris flow protection retaining wall and construction method thereof |
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2021
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2050331A1 (en) * | 2007-10-17 | 2009-04-22 | Helix Pflanzen GmbH | Vegetated gabion |
| CN210288254U (en) * | 2018-12-27 | 2020-04-10 | 北京东方园林环境股份有限公司 | River channel ecosystem rebuilds structure |
| CN112942412A (en) * | 2021-02-07 | 2021-06-11 | 中山大学 | Multilayer buffering debris flow protection retaining wall and construction method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115094944A (en) * | 2022-05-20 | 2022-09-23 | 中交一公局集团有限公司 | Gabion retaining wall and construction method thereof |
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