阅读说明：本技术 一种软土地基下的素填土护壁及其施工方法 (Plain-fill retaining wall under soft soil foundation and construction method thereof ) 是由 顾金梁 于 2020-11-04 设计创作，主要内容包括：本申请涉及素填土护壁的技术领域,尤其涉及一种软土地基下的素填土护壁及其施工方法,旨在解决现有技术软土地护壁牢固性差的技术问题,其技术方案是:包括设置在地基外周侧的素填土层,所述地基外周侧设有供素填土层连接的连接组件；所述素填土层外周侧壁上设置有对素填土层进行加固处理的外护壁层；所述素填土层外壁上设有用于加强素填土层与外护壁层的连接紧固性的加强组件,本申请具有提高的素填土护壁牢固性的技术效果。(The application relates to the technical field of plain-fill retaining walls, in particular to a plain-fill retaining wall under a soft soil foundation and a construction method thereof, aiming at solving the technical problem of poor firmness of the retaining wall of the soft soil foundation in the prior art, and the technical scheme is that the plain-fill retaining wall comprises a plain-fill layer arranged on the peripheral side of the foundation, wherein the peripheral side of the foundation is provided with a connecting component for connecting the plain-fill layer; an outer protective wall layer for reinforcing the plain soil filling layer is arranged on the peripheral side wall of the plain soil filling layer; be equipped with the enhancement subassembly that is used for strengthening the connection fastening nature of plain soil filling layer and outer protective wall layer on the plain soil filling layer outer wall, this application has the technological effect of the plain soil filling dado fastness that improves.)

1. The utility model provides a plain soil filling dado under soft soil foundation which characterized in that: the foundation is characterized by comprising a plain soil filling layer (1) arranged on the outer peripheral side of a foundation (27), wherein a connecting assembly (2) for connecting the plain soil filling layer (1) is arranged on the outer peripheral side of the foundation (27);

an outer protective wall layer (3) for reinforcing the plain soil filling layer (1) is arranged on the peripheral side wall of the plain soil filling layer (1);

and a reinforcing component (4) for reinforcing the connection tightness of the plain soil filling layer (1) and the outer protective wall layer (3) is arranged on the outer wall of the plain soil filling layer (1).

2. A vegetarian stuffing retaining wall under a soft soil foundation according to claim 1 further characterized in that: the connecting assembly (2) comprises a progressive layer arranged on the outer wall of a foundation (27), and the progressive layer comprises a plurality of step-shaped step blocks (6);

a plurality of ladder piece (6) top all is provided with upper groove (7), upper groove (7) cross section department is the setting of falling T font.

3. A vegetarian stuffing retaining wall under a soft soil foundation according to claim 2 wherein: l-shaped grooves (8) are formed in the side walls of the step blocks (6);

coupling assembling (2) still include horizontal fender pile (9), horizontal fender pile (9) are provided with a plurality ofly, and are a plurality of horizontal fender pile (9) evenly distributed is at ground (27) periphery side.

4. A vegetarian stuffing retaining wall under a soft soil foundation according to claim 1 further characterized in that: the reinforcing component (4) comprises a plurality of reinforcing support rods (10) penetrating through the plain soil filling layer (1), and the plurality of reinforcing support rods (10) are arranged;

the reinforcing support rod (10) comprises an insertion part (11) and a tail part (12), a needle tip part (13) is arranged on one side, far away from the tail part (12), of the insertion part (11), and the needle tip part (13) is arranged in a conical shape;

and a ring groove (14) is arranged on the side wall of the tail part (12).

5. A vegetarian stuffing retaining wall under soft soil foundation according to claim 4, characterized in that: the reinforcing assembly (4) further comprises reinforcing ribs (15) arranged on the outer wall of the plain soil filling layer (1), the reinforcing ribs (15) comprise main ribs (16) and binding ribs (17), a plurality of main ribs (16) are arranged, and the main ribs (16) are arranged in a shape of a Chinese character 'mi' with the reinforcing support rod (10) as the center;

the binding ribs (17) comprise longitudinal ribs (18) and transverse ribs (19), and the transverse ribs (19) and the longitudinal ribs (18) are arranged on the outer wall of the plain soil filling layer (1) in a staggered mode.

6. A vegetarian stuffing retaining wall under soft soil foundation according to claim 4, characterized in that: the reinforced support rod (10) is provided with a fastening sleeve (20) for fastening, the bottom of the fastening sleeve (20) is provided with a fastening groove (21), and the fastening sleeve (20) is fixedly connected with the tail part (12).

7. A vegetarian stuffing retaining wall under a soft soil foundation according to claim 1 further characterized in that: the soil-filling and soil-filling combined structure is characterized in that a plurality of reinforcing piles (22) are arranged at the bottom of the soil-filling layer (1), and reinforcing grooves (23) for the reinforcing piles (22) to be inserted are formed in the bottom of the soil-filling layer (1).

8. A vegetarian soil-filled retaining wall under a soft soil foundation according to claim 7, wherein: be provided with rubble layer (24) on plain soil fill layer (1) lateral wall, be equipped with lime powder layer (25) in rubble layer (24).

9. A vegetarian stuffing retaining wall under a soft soil foundation according to claim 1 further characterized in that: the top of the plain soil filling layer (1) is provided with a plurality of top grooves (26), and the top grooves (26) are arranged.

10. A method of constructing a green fill retaining wall under a soft soil foundation including the green fill retaining wall under a soft soil foundation according to any one of claims 1 to 9, comprising the steps of:

a. after the foundation is built, arranging a step-mounted connecting assembly on the outer periphery of the foundation, paving a plain soil filling layer by using the connecting assembly, and reinforcing the paved plain soil filling layer;

b. the connecting assembly comprises a horizontal supporting shape arranged on the outer peripheral side of the ground base part, and a plurality of horizontal supporting piles extend into the ground base part, so that the ground gripping capability of the whole foundation is improved, and the stability of the motor is further improved;

c. constructing a reinforcing assembly at the top of the plain fill soil layer, inserting a plurality of reinforcing support rods into the plain fill soil, arranging reinforcing ribs on the plurality of reinforcing support rods, wherein the reinforcing ribs comprise main ribs and binding ribs, and the main ribs and the binding ribs are arranged on the side wall of the plain fill soil in a staggered manner;

d. the reinforcing ribs are laid on the side wall of the plain soil filling layer in a net shape, after construction of the reinforcing ribs is finished, a crushed stone layer is added on the outer wall of the plain soil filling layer, and the distance between the reinforcing rib layer and the reinforcing ribs is reduced by the crushed stone layer;

e. a lime powder layer is added on the crushed stone layer, the lime powder layer has an insect prevention effect, concrete is sprayed on the side wall of the net-shaped plain filling, and after the concrete is waited for, the firmness of the condensed concrete can be further improved by the reinforcing ribs;

f. the sprayed concrete is condensed to form an outer protective wall layer, a top groove is formed in the top of the plain soil filling layer, the concrete of the outer protective wall layer is connected into the top groove and is integrally arranged with the outer protective wall layer after the concrete is condensed, and the wall protection effect on the plain soil filling layer is further improved.

Technical Field

The application relates to the field of plain-fill retaining walls, in particular to a plain-fill retaining wall under a soft soil foundation and a construction method thereof.

Background

Plain filling soil is formed by manually disturbing, transporting and filling natural soil, does not contain impurities or contains few impurities, and generally consists of one or more materials such as broken stone, sand or silt, cohesive soil and the like.

The foundation refers to a soil body or a rock body of a supporting foundation under a building, and the soil layer as the building foundation is divided into rock, gravel soil, sand soil, silt soil, cohesive soil and artificial filling soil.

After the construction of the soft soil foundation is finished, because the soil quality of the outer periphery of the foundation is soft, the outer periphery of the foundation needs to be protected by adopting a plain filling mode so as to increase the strength of the foundation.

With respect to the related art in the above, the inventors consider that there are drawbacks: because the plain soil is soft, the wall protection strength of the plain soil protection wall to the outer wall of the foundation is low, and therefore the plain soil needs to be reinforced, and the strength of the whole plain soil protection wall is improved.

Disclosure of Invention

In order to improve the fastness of soft soil foundation dado, this application provides a plain soil filling dado under soft soil foundation.

In a first aspect, the plain-fill retaining wall under the soft soil foundation provided by the application adopts the following technical scheme:

the plain soil filling retaining wall under the soft soil foundation comprises a plain soil filling layer arranged on the outer peripheral side of the foundation, wherein a connecting assembly for connecting the plain soil filling layer is arranged on the outer peripheral side of the foundation;

an outer protective wall layer for reinforcing the plain soil filling layer is arranged on the peripheral side wall of the plain soil filling layer;

and a reinforcing component for reinforcing the connection and tightness of the plain soil filling layer and the outer protective wall layer is arranged on the outer wall of the plain soil filling layer.

By adopting the technical scheme, the outer shaft of the foundation is provided with the connecting assembly, the firmness of the connection between the plain soil filling layer and the foundation is improved by using the connecting assembly, the plain soil filling layer is paved on the outer peripheral side of the foundation after the foundation is formed, then the outer protective wall layer is added on the outer side of the plain soil filling layer, and the supporting effect of the plain soil filling layer on the foundation is improved by using the arrangement of the outer protective wall layer;

after the plain soil filling layer is buried, the outer wall of the plain soil filling layer is provided with the reinforcing assembly, the reinforcing assembly is arranged on the outer wall of the plain soil filling layer, and the firmness of connection of the outer protective wall layer on the plain soil filling layer is improved by the reinforcing assembly.

Optionally, the connecting assembly includes a step-up layer disposed on an outer wall of the foundation, and the step-up layer includes a plurality of step blocks disposed in a step-like manner;

a plurality of the top of the stepped block is provided with an upper groove, the cross section of the upper groove is arranged in an inverted T shape

Through adopting above-mentioned technical scheme, set up the foundation periphery side into the shape of ladder for the area of contact that foundation and plain soil layer are connected increases, makes the fastness of plain soil layer and foundation connection strengthened, adopts cascaded setting to increase the bottom surface area of foundation simultaneously, and then improves the stability of foundation.

Optionally, the side walls of the plurality of step blocks are provided with L-shaped grooves;

the connecting assembly further comprises a plurality of horizontal supporting piles which are uniformly distributed on the periphery of the foundation.

Through adopting above-mentioned technical scheme, utilize a plurality of horizontal fender pile settings and set up it in basement portion, extend the ground towards the earth's surface in, improve the stability of ground construction underground.

Optionally, the reinforcing assembly includes a plurality of reinforcing struts penetrating through the plain soil filling layer;

the reinforcing support rod comprises an inserting part and a tail part, wherein a needle tip part is arranged on one side of the inserting part, which is far away from the tail part, and the needle tip part is arranged in a conical shape;

and a ring groove is arranged on the side wall of the tail part.

Through adopting above-mentioned technical scheme, strengthen the subassembly setting on the lateral wall of plain soil matrix, utilize to strengthen branch and go deep into plain soil matrix to this stability that improves plain soil matrix, will strengthen the branch setting and divide into, the inserted part constitutes with afterbody two parts, and the inserted part is worn to establish in plain soil matrix, and its afterbody forms with the two parts of inserted part adoption integrated into one piece, on connecting the strengthening rib on a plurality of afterbody, then spray the concrete on plain soil matrix, form outer protective wall layer after waiting for concrete.

Optionally, the reinforcing assembly further comprises reinforcing ribs arranged on the outer wall of the plain soil filling layer, the reinforcing ribs comprise a plurality of main ribs and binding ribs, and the plurality of main ribs are arranged in a shape of a Chinese character 'mi' with the reinforcing support rod as the center;

the binding ribs comprise longitudinal ribs and transverse ribs, and the transverse ribs and the longitudinal ribs are arranged on the outer wall of the plain soil filling layer in a staggered mode.

By adopting the technical scheme, the reinforcing rib is divided into two parts, the main rib is connected with the plurality of reinforcing support rods, and the plurality of reinforcing support rods are connected by the main rib, so that the whole plain-fill side wall becomes firmer, the stress is more uniform, and the firmness of the plain-fill soil layer to the foundation is improved;

simultaneously, the binding ribs are arranged into a longitudinal rib and a transverse rib, the plain soil filling side wall is reinforced in a transverse and longitudinal staggered mode, after the binding ribs are installed, concrete raw materials are sprayed on the surface of the plain soil filling side wall, and after the binding ribs are solidified, the firmness of the plain soil filling side wall is further enhanced.

Optionally, a fastening external member for fastening treatment is arranged on the reinforcing support rod, a fastening groove is formed in the bottom of the fastening external member, and the fastening external member is fixedly connected with the tail of the reinforcing support rod.

Through adopting above-mentioned technical scheme, be provided with the fastening external member on strengthening the branch, utilize the fastening external member to do further fixed processing to every strengthening the branch for each strengthens the fastness of branch installation owner muscle and constraint muscle and further strengthens, and then makes the promotion that plain fill dado bulk strength obtained.

Optionally, the bottom of the plain soil filling layer is provided with a plurality of reinforcing piles, and the bottom of the plain soil filling layer is provided with reinforcing grooves for inserting the reinforcing piles.

Through adopting above-mentioned technical scheme, utilize the setting that a plurality of reinforced piles deepened ground for the plain soil matrix bottom live fine ground gripping ability, further make whole plain soil matrix bulk strength obtain strengthening, the setting of reinforced pile also makes plain soil matrix overall stability obtain strengthening simultaneously, reduces the danger that appears collapsing.

Optionally, a crushed stone layer is arranged on the side wall of the plain soil filling layer, and a lime powder layer is arranged in the crushed stone layer.

Through adopting above-mentioned technical scheme, the effect that utilizes rubble layer and lime powder layer is mainly in order to play the effect of protection against insects, avoids the insect to drill in plain filling soil, and then causes the collapse of plain filling soil.

Optionally, a plurality of top grooves are arranged at the top of the plain soil filling layer.

Through adopting above-mentioned technical scheme, a plurality of top recesses that set up on the plain soil layer of filling are used for connecting outer retaining wall layer, and outer retaining wall layer adopts the concrete to make, lets in the concrete to the top recess in, waits for it to solidify the back for the fastness at plain soil layer top further obtains strengthening.

In a second aspect, the present application provides a method for constructing a plain-fill retaining wall under a soft soil foundation, including the following steps:

a. after the foundation is built, arranging a step-mounted connecting assembly on the outer periphery of the foundation, paving a plain soil filling layer by using the connecting assembly, and reinforcing the paved plain soil filling layer;

b. the connecting assembly comprises a horizontal supporting shape arranged on the outer peripheral side of the ground base part, and a plurality of horizontal supporting piles extend into the ground base part, so that the ground gripping capability of the whole foundation is improved, and the stability of the motor is further improved;

c. constructing a reinforcing assembly at the top of the plain fill soil layer, inserting a plurality of reinforcing support rods into the plain fill soil, arranging reinforcing ribs on the plurality of reinforcing support rods, wherein the reinforcing ribs comprise main ribs and binding ribs, and the main ribs and the binding ribs are arranged on the side wall of the plain fill soil in a staggered manner;

d. the reinforcing ribs are laid on the side wall of the plain soil filling layer in a net shape, after construction of the reinforcing ribs is finished, a crushed stone layer is added on the outer wall of the plain soil filling layer, and the distance between the reinforcing rib layer and the reinforcing ribs is reduced by the crushed stone layer;

e. a lime powder layer is added on the crushed stone layer, the lime powder layer has an insect prevention effect, concrete is sprayed on the side wall of the net-shaped plain filling, and after the concrete is waited for, the firmness of the condensed concrete can be further improved by the reinforcing ribs;

f. the sprayed concrete is condensed to form an outer protective wall layer, a top groove is formed in the top of the plain soil filling layer, the concrete of the outer protective wall layer is connected into the top groove and is integrally arranged with the outer protective wall layer after the concrete is condensed, and the wall protection effect on the plain soil filling layer is further improved.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the method comprises the following steps of arranging the outside of a foundation in a slope form, connecting a plain soil filling layer by using a connecting assembly, improving the fixing strength of the plain soil filling layer to the outer wall of the foundation to be reinforced, and further reinforcing the top of the plain soil filling layer by adopting an outer protective wall layer to improve the reinforcing effect of a protective wall of the plain soil filling layer;

2. the side wall of the plain filling soil is further reinforced by the aid of the reinforcing assemblies, the reinforcing rods are inserted into the plain filling soil, and then the main ribs and the binding ribs are arranged on the plain filling soil layer in a staggered mode.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is a partial sectional view of the construction of an embodiment of the present application for embodying a vegetarian landfill;

FIG. 3 is an enlarged view at A in FIG. 2;

FIG. 4 is a schematic diagram of an explosive structure for embodying a vegetarian landfill in an embodiment of the present application;

FIG. 5 is a partial cross-sectional view from another perspective in FIG. 2;

fig. 6 is an enlarged view at B in fig. 5.

Description of reference numerals: 1. a plain soil filling layer; 2. a connecting assembly; 3. an outer barrier layer; 4. a reinforcement assembly; 6. a step block; 7. an upper groove; 8. an L-shaped groove; 9. horizontally supporting piles; 10. a reinforcing strut; 11. an insertion portion; 12. a tail portion; 13. a needle tip portion; 14. a ring groove; 15. reinforcing ribs; 16. a main rib; 17. binding the ribs; 18. longitudinal ribs; 19. a transverse rib; 20. a fastening kit; 21. fastening the groove; 22. reinforcing piles; 23. a reinforcing groove; 24. a crushed stone layer; 25. a lime powder layer; 26. a top groove; 27. and (5) foundation construction.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

Example (b):

the embodiment of the application discloses plain soil filling dado under soft soil foundation. Referring to fig. 1, the foundation 27 includes a plain soil layer 1 disposed on the outer periphery of the foundation 27, and after the construction of the foundation 27 is completed, the foundation 27 is filled with plain soil to increase the strength of the foundation 27 on the outer periphery thereof, thereby improving the stability of the foundation 27. The outer protective wall layer 3 is arranged on the peripheral side wall of the filled soil layer, the plain filled soil layer 1 is firmer by the outer protective wall layer 3, and the stabilizing effect of the foundation 27 is further improved.

Referring to fig. 1 and 2, the outer periphery of the foundation 27 is provided with a connection assembly 2 for connecting the plain soil filling layer 1, the connection assembly 2 comprises a step-up layer arranged on the outer side wall of the foundation 27, the step-up layer is formed by integrally forming with the foundation 27, the step-up layer is arranged in a step form, the step-up layer is arranged in a plurality of step blocks 6 which are gradually formed in a step-by-step manner, the foundation 27 is arranged in a body shape, and the larger the bottom of the foundation 27 is, the stability of the foundation 27 is improved. Meanwhile, the outer peripheral side of the foundation 27 is set to be in a form of a gradual increase layer, so that the connection tightness of the whole foundation 27 and the plain soil filling layer 1 can be further improved, and the connection firmness of the plain soil filling layer 1 to the foundation 27 is enhanced.

Referring to fig. 2 and 3, the top of the stepped block 6 is provided with an upper groove 7 with a T-shaped cross section, and the side wall of the stepped block 6 is provided with an L-shaped groove 8 with an L-shaped cross section, so that when plain soil filling construction is performed, the upper groove 7 and the L-shaped groove 8 are filled with plain soil, the contact area between the foundation 27 and the plain soil filling layer 1 is increased, and the connection tightness and stability between the plain soil filling layer 1 and the foundation 27 are improved.

Referring to fig. 2 and 3, the connecting assembly 2 includes horizontal support piles 9, the horizontal support piles 9 are arranged at the bottom of the descending layer, the horizontal support piles 9 extend downwards to the ground surface to further improve the stability of the bottom of the foundation 27, and the horizontal support piles 9 are arranged in plurality, so that the overall stabilizing effect of the foundation 27 is improved.

Referring to fig. 4, the reinforcement assembly 4 is arranged on the outer wall of the plain soil filling layer 1, and the plain soil filling layer 1 is more firmly attached to the foundation 27 by using the reinforcement assembly 4, so that the stability of the foundation 27 is improved. Strengthen subassembly 4 and set up on plain soil filling lateral wall, strengthen subassembly 4 including wear to establish the enhancement branch 10 in plain soil filling layer 1, strengthen branch 10 and insert in plain soil filling layer 1 from plain soil filling layer 1 lateral wall.

Strengthen subassembly 4 still including setting up strengthening rib 15 on plain soil layer 1 outer wall, connect strengthening branch 10 with strengthening rib 15 for whole plain soil sidewall of filling is netted, then sprays concrete on netted plain soil sidewall of filling, waits for behind the concrete, strengthening rib 15 can further improve the fastness to the concrete that condenses. After the construction of the reinforcing rib 15 is finished, a layer of crushed stone layer 24 needs to be added on the outer wall of the plain soil filling layer 1, a layer of lime powder layer 25 is added on the crushed stone layer 24, and the crushed stone layer 24 is used for reducing the distance between the reinforcing rib layer and the reinforcing rib 15 and achieving the insect prevention effect by using the lime powder layer 25.

Referring to fig. 5, the reinforcing rib 15 includes a main rib 16 and a binding rib 17, the binding rib 17 is composed of a longitudinal rib 18 and a transverse rib 19, the longitudinal rib 18 and the transverse rib 19 are arranged on the outer wall of the plain soil filling in a staggered manner, and the supporting effect on the plain soil filling layer 1 is improved.

Be provided with a plurality ofly on the owner muscle 16, and a plurality of owner muscle 16 are for the center, all set up to the rice style of calligraphy, utilize the rice style of calligraphy to set up owner muscle 16, and a plurality of owner muscle 16 through strengthening branch 10, make its whole plain soil lateral wall of filling have better supporting effect. Meanwhile, after the concrete is sprayed, the concrete is waited for solidification, the firmness of the main ribs 16 arranged in a shape like a Chinese character mi is enhanced, and the supporting effect of the plain-filled retaining wall is improved.

Referring to fig. 6, the reinforcing strut 10 includes an insertion portion 11 and a tail portion 12, an annular groove 14 is provided on the outer wall of the tail portion 12, the annular groove 14 is provided on the side wall of the tail portion 12, the function of the reinforcing strut lies in better installation of a main rib 16, the insertion portion 11 is inserted deeply into the plain soil filling layer 1, a pinpoint portion 13 is provided on one side of the insertion portion 11 far away from the tail portion 12, the pinpoint portion 13 is in a conical shape, the insertion portion 11 is convenient to better reach the plain soil filling, and the tightness of the plain soil filling connection of the plain reinforcing strut 10 is improved.

Referring to fig. 5 and 6, the reinforcing strut 10 is provided with a fastening sleeve 20, and after the plurality of reinforcing ribs 15 are mounted on the reinforcing strut 10, the fastening sleeve 20 is sleeved on the reinforcing strut 10, so as to improve the firmness of mounting the main ribs 16 on the plurality of reinforcing struts 10.

Referring to fig. 5 and 6, a plurality of reinforcing piles 22 are arranged at the bottom of the plain soil filling layer 1, and the reinforcing piles 22 extend to the ground surface to improve the firmness of the whole plain soil filling layer 1. The top of plain soil filling layer 1 is provided with top recess 26, when spraying concrete, with the concrete injection in top recess 26, top recess 26 will be filled up after the concrete solidifies, improves plain soil filling layer 1's fastness.

The implementation principle of the plain-fill retaining wall under the soft soil foundation of the embodiment of the application is as follows: plain soil is laid on the outer wall of the stepped foundation 27, then the reinforcing support rods 10 are inserted into the outer wall of the plain soil layer 1, the reinforcing support rods 10 are provided with a plurality of reinforcing ribs 15, the main ribs 16 and the binding ribs 17 are flatly laid on the side walls of the plain soil in a net shape, then concrete is sprayed on the reinforcing ribs 15, and the concrete is solidified on the plain soil layer 1 to form the outer protective wall layer 3, so that the effect of reinforcing the plain soil layer 1 is achieved.

The embodiment of the application also discloses a construction method of the plain-fill retaining wall under the soft soil foundation, which comprises the following steps:

a. after the foundation is built, arranging a step-mounted connecting assembly on the outer periphery of the foundation, paving a plain soil filling layer by using the connecting assembly, and reinforcing the paved plain soil filling layer;

b. the connecting assembly comprises a horizontal supporting shape arranged on the outer peripheral side of the ground base part, and a plurality of horizontal supporting piles extend into the ground base part, so that the ground gripping capability of the whole foundation is improved, and the stability of the motor is further improved;

c. constructing a reinforcing assembly at the top of the plain fill soil layer, inserting a plurality of reinforcing support rods into the plain fill soil, arranging reinforcing ribs on the plurality of reinforcing support rods, wherein the reinforcing ribs comprise main ribs and binding ribs, and the main ribs and the binding ribs are arranged on the side wall of the plain fill soil in a staggered manner;

d. the reinforcing ribs are laid on the side wall of the plain soil filling layer in a net shape, after construction of the reinforcing ribs is finished, a crushed stone layer is added on the outer wall of the plain soil filling layer, and the distance between the reinforcing rib layer and the reinforcing ribs is reduced by the crushed stone layer;

e. a lime powder layer is added on the crushed stone layer, the lime powder layer has an insect prevention effect, concrete is sprayed on the side wall of the net-shaped plain filling, and after the concrete is waited for, the firmness of the condensed concrete can be further improved by the reinforcing ribs;

f. the sprayed concrete is condensed to form an outer protective wall layer, a top groove is formed in the top of the plain soil filling layer, the concrete of the outer protective wall layer is connected into the top groove and is integrally arranged with the outer protective wall layer after the concrete is condensed, and the wall protection effect on the plain soil filling layer is further improved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.