CN109098204B - Collapse-preventing stepped landscape retaining wall construction method - Google Patents
Collapse-preventing stepped landscape retaining wall construction method Download PDFInfo
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- CN109098204B CN109098204B CN201810900086.1A CN201810900086A CN109098204B CN 109098204 B CN109098204 B CN 109098204B CN 201810900086 A CN201810900086 A CN 201810900086A CN 109098204 B CN109098204 B CN 109098204B
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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
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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
- E02D29/0266—Retaining or protecting walls characterised by constructional features made up of preformed elements
Abstract
The invention discloses a collapse-preventing stepped landscape retaining wall construction method, which comprises the following construction steps: a. excavating a foundation pit; b. treating a substrate; c. dividing areas; d. laying bottom retaining wall building blocks; e. laying middle layer retaining wall building blocks; f. and laying the top retaining wall building blocks. The invention provides a collapse-preventing stepped landscape retaining wall construction method, which changes the design of the existing retaining wall formed by concrete pouring, adopts retaining wall building blocks to build the retaining wall, has the advantages of ingenious and reasonable integral structure design, convenient installation and disassembly, and convenient maintenance of the retaining wall at the later stage, can effectively improve the water flow impact resistance of the retaining wall, effectively prevents the collapse of the retaining wall, and prolongs the service life of the retaining wall.
Description
Technical Field
The invention relates to a collapse-preventing stepped landscape retaining wall construction method.
Background
The retaining wall is a structure for supporting roadbed filling or hillside soil and preventing the filling or soil from deforming and destabilizing. In the cross section of the retaining wall, the part which is directly contacted with the supported soil body is called a wall back; the part facing the wall back and being empty is called the wall surface; the part directly contacting with the foundation is called a substrate; the top surface of the wall opposite the base is called the wall top; the front end of the base is called a wall toe; the rear end of the base is called a butt.
The landscape retaining wall is a retaining wall which is integrated with the surrounding environment and has certain ornamental value by introducing an artistic technique of landscape design on the basis of considering the protective function of the retaining wall and incorporating the design of plane and elevation modeling and the design of wall decoration into the overall design. The construction of current retaining wall generally adopts concrete placement shaping, and the aesthetic property is not enough, the maintenance in later stage of being not convenient for again simultaneously.
Disclosure of Invention
The invention aims to provide the technical scheme of the collapse-preventing stepped landscape retaining wall construction method aiming at the defects in the prior art, the existing retaining wall design formed by concrete pouring is changed, the retaining wall is built by adopting retaining wall building blocks, the overall structure is ingenious and reasonable in design, the installation and the disassembly are convenient, the later-stage retaining wall maintenance is convenient, the water flow impact resistance of the retaining wall can be effectively improved by the construction method, the collapse of the retaining wall is effectively prevented, and the service life of the retaining wall is prolonged.
The method for constructing the collapse-preventing stepped landscape retaining wall is characterized by comprising the following steps of:
a. excavation of foundation pit
On a surveying site, performing foundation excavation on a construction river bank, leveling the construction river bank by using a hook machine, and then performing measurement and setting-out;
b. substrate treatment
Laying a 10 cm-thick gravel cushion layer on a construction river bank, leveling and compacting by using a hook machine, laying an ecological wire mesh layer above the gravel cushion layer, laying a geotextile film on the upper layer of the ecological wire mesh layer, backfilling soil above the geotextile film, controlling the thickness of the backfilled soil to be 15-25 cm, compacting and flattening;
c. region partitioning
Dividing the construction river levee into a straight-line section construction area and an arc-shaped section construction area according to the specific topography of the construction river levee, drawing a drawing, preparing a fixed steel plate according to the size of a clamping groove on the rear end face of a retaining wall building block, wherein the length of each fixed steel plate in the straight-line section construction area is less than 10m, preparing an arc-shaped steel plate according to the arc angle of the arc-shaped section construction area, preparing a reinforcing plate according to the height of the retaining wall building block, and preparing sealing blocks according to the radian size of the arc-shaped section construction area and the size of the retaining wall building block, wherein the radian of each sealing block is less than;
d. laying of bottom retaining wall building blocks
1) Laying bottom retaining wall blocks according to a design drawing, taking a straightway construction area as a first construction area, laying the retaining wall blocks from one end of a construction river bank, firstly, mounting a first retaining wall block, ensuring that an embedding tooth block at the bottom of the first retaining wall block is sunk into soil, simultaneously exposing a clamping groove at the rear end of the first retaining wall block out of the ground, then, selecting a fixed steel plate, clamping the fixed steel plate into the clamping groove, fixing one end of the fixed steel plate through a foundation screw, then, arranging a fixed seat at the end, close to the end part of the fixed steel plate, of the first retaining wall block, fixing the fixed seat through the foundation screw, then, connecting and fixing the head end of an ecological rope with a fixed hole in the fixed seat, and then, enabling the tail end of the ecological rope to pass through a through hole in the first retaining wall block;
2) secondly, installing a second retaining wall block along the direction of a river levee, firstly, penetrating an ecological rope through a through hole in the second retaining wall block, then clamping a butterfly-shaped clamping block on the second retaining wall block into a butterfly-shaped clamping groove on the first retaining wall block, simultaneously ensuring that a clamping groove at the rear end of the second retaining wall block is clamped into a fixed steel plate, then installing a third retaining wall block on the basis of the second retaining wall block, simultaneously, carrying out successive installation of fixed steel plates along with the increase of the number of blocks of the retaining wall block in the installation process of a straightway construction area, ensuring that the clamping groove at the rear end of each retaining wall block is clamped into the fixed steel plate, and simultaneously, welding and fixing two adjacent fixed steel plates;
3) when an arc-shaped section construction area is encountered in the construction process of a straightway construction area, firstly, the installation of an arc-shaped steel plate is carried out, one end of the arc-shaped steel plate is welded and fixed with a fixed steel plate, then, the installation of a sealing block is carried out, firstly, an ecological rope passes through a through hole on the sealing block, then, one side of the sealing block is attached to the side surface of the retaining wall block at the tail end of the straightway construction area, then, the installation of a first retaining wall block in the arc-shaped section construction area is carried out, the ecological rope passes through the through hole on the retaining wall block, then, the position of the first retaining wall block is adjusted, the first retaining wall block is attached to the other side of the sealing block, meanwhile, a clamping groove at the rear end of the first retaining wall block is ensured to be clamped on the arc-shaped steel plate, then, the installation of a second block sealing block is carried out along, until the construction of the arc-shaped section construction area is completed, entering the straight-line section construction area until the laying of the whole retaining wall building blocks at the bottom layer of the river bank is completed, and fixing the tail ends of the ecological ropes at the tail ends of the retaining wall building blocks at the bottom layer by adopting a fixing seat;
4) after the bottom retaining wall building blocks are laid, filling gravels into a first groove hole and a second groove hole of each retaining wall building block, welding reinforcing plates on a fixed steel plate and an arc-shaped steel plate simultaneously, supporting the rear end faces of the retaining wall building blocks by the reinforcing plates, ensuring that 2 reinforcing plates are welded at the rear end of each retaining wall building block, then backfilling, covering the fixed steel plate, the arc-shaped steel plate and the reinforcing plates at the rear end of each retaining wall building block until the soil height of the rear side reaches the top surface height of each retaining wall building block, and backfilling two ends of each bottom retaining wall building block until the backfilling soil height reaches the top surface height of each retaining wall building block;
e. laying of middle layer retaining wall building blocks
Laying a second layer of retaining wall blocks after the laying of the bottom retaining wall blocks is finished, wherein the laying of the second layer of retaining wall blocks is carried out according to the laying path and the laying method of the bottom retaining wall blocks, and meanwhile, the clamping tooth blocks at the front ends of the upper layer of retaining wall blocks are ensured to be clamped into the clamping grooves on the top surfaces of the lower layer of retaining wall blocks;
f. laying of top retaining wall building blocks
Laying the top retaining wall blocks after the middle retaining wall blocks are laid, laying the top retaining wall blocks according to the laying path and the laying method of the bottom retaining wall blocks, laying the top retaining wall blocks, the reinforcing plates are welded on the fixed steel plates and the arc-shaped steel plates and support the rear end surfaces of the retaining wall building blocks, and ensures that the rear end of each retaining wall building block is welded with 2 reinforcing plates, and simultaneously backfills are carried out, firstly, the soil is backfilled in the first groove hole and the second groove hole of the top retaining wall building block, then taking the embedding groove on the top surface of the top retaining wall building block as a reference, firstly backfilling the inside of the embedding groove, then backfilling the rear side of the embedding groove until the fixed steel plate, the arc-shaped steel plate and the reinforcing plate at the rear end of the top retaining wall building block are completely covered, meanwhile, the height of the backfill on the rear side of the embedding groove is ensured to be 5-8 cm higher than the top surface of the retaining wall building block.
Further, in the step f, after the top retaining wall block is backfilled, the vegetation type is selected according to the vegetation type around the construction river bank, and then vegetation is planted in the first groove hole and the second groove hole on the top of the top retaining wall block.
Due to the adoption of the technical scheme, the invention has the following beneficial effects:
the retaining wall building block has the advantages that the structural design is ingenious and reasonable, the retaining wall building block is designed into a stepped structure, compared with the step-type structural design of building blocks stacked by one block, the construction period of the retaining wall can be shortened, the labor intensity is reduced, the structural strength of the retaining wall can be improved, the impact resistance of the retaining wall is stronger, in addition, in the construction process of the retaining wall building block, the retaining wall building block is clamped and fixed by adopting the fixed steel plate and the arc-shaped steel plate and is combined with the reinforcing plate to support the rear end of the retaining wall, the retaining wall can better resist the impact strength of water flow, the service life of the retaining wall is prolonged, the later maintenance cost is reduced, in addition, different construction methods are adopted for the straight-line section and the arc-shaped section of a construction river bank, the construction of the retaining wall is more targeted, and the structural strength of the arc-shaped retaining wall is effectively increased, and in the work progress of retaining wall, adopt ecological rope to carry out further connection between the adjacent retaining wall building block of each layer fixed, improve the contact strength between the retaining wall building block, make retaining wall non-deformable, further prolong the live time of retaining wall, control simultaneously and assemble through butterfly fixture block and butterfly draw-in groove between the adjacent retaining wall building block, effectively ensure the joint strength between the adjacent retaining wall building block, and the joint is fixed between two adjacent retaining wall building blocks from top to bottom, thereby the construction location of the reality of being more convenient for.
The invention provides a collapse-preventing stepped landscape retaining wall construction method, which changes the design of the existing retaining wall formed by concrete pouring, adopts retaining wall building blocks to build the retaining wall, has the advantages of ingenious and reasonable integral structure design, convenient installation and disassembly, and convenient maintenance of the retaining wall at the later stage, can effectively improve the water flow impact resistance of the retaining wall, effectively prevents the collapse of the retaining wall, and prolongs the service life of the retaining wall.
Drawings
The invention will be further described with reference to the accompanying drawings in which:
FIG. 1 is a schematic view showing a construction structure of a retaining wall according to the present invention;
FIG. 2 is a schematic view showing the construction of a retaining wall block according to the present invention;
FIG. 3 is a schematic view of an assembly structure of two adjacent retaining wall blocks;
fig. 4 is a schematic structural view of the sealing stopper of the present invention.
In the figure: 1-fixing a steel plate; 2-arc steel plate; 3-a reinforcing plate; 4-sealing the stop block; 5-retaining wall building blocks; 6-a clamping tooth block; 7-a clamping groove; 8-ecological rope; 9-a fixed seat; 10-perforating; 11-a butterfly-shaped fixture block; 12-butterfly shaped slot; 13-a first slot; 14-a second slot; 15-clamping groove.
Detailed Description
As shown in fig. 1 to 4, the method for constructing a collapse prevention stepped landscape retaining wall according to the present invention is characterized by comprising the following steps:
a. excavation of foundation pit
On a surveying site, performing foundation excavation on a construction river bank, leveling the construction river bank by using a hook machine, and then performing measurement and setting-out;
b. substrate treatment
Laying a 10 cm-thick gravel cushion layer on a construction river bank, leveling and compacting by using a hook machine, laying an ecological wire mesh layer above the gravel cushion layer, laying a geotextile film on the upper layer of the ecological wire mesh layer, backfilling soil above the geotextile film, controlling the thickness of the backfilled soil to be 15-25 cm, compacting and flattening;
c. region partitioning
Dividing the construction river levee into a straight-line section construction area and an arc-shaped section construction area according to the specific topography of the construction river levee, drawing a drawing, preparing a fixed steel plate 1 according to the size of a clamping groove 7 on the rear end face of a retaining wall building block 5, wherein the length of each fixed steel plate 1 in the straight-line section construction area is less than 10m, preparing an arc-shaped steel plate 2 according to the arc angle of the arc-shaped section construction area, preparing a reinforcing plate 3 according to the height of the retaining wall building block 5, preparing sealing stop blocks 4 according to the radian size of the arc-shaped section construction area and the size of the retaining wall building block 5, and enabling the radian of each sealing stop block 4 to;
d. laying of bottom retaining wall blocks 5
1) Laying the bottom retaining wall blocks 5 according to design paper, taking a straight-line construction area as a first construction area, laying the retaining wall blocks 5 from one end of a construction river bank, firstly installing the first retaining wall block 5, ensuring that the embedded tooth blocks 6 at the bottom of the first retaining wall block 5 are sunk into soil, simultaneously exposing the clamping grooves 7 at the rear end of the first retaining wall block 5 out of the ground, then a fixing steel plate 1 is selected, the fixing steel plate 1 is clamped into the clamping groove 7, one end of the fixing steel plate 1 is fixed through a foundation screw, then the fixing seat 9 is provided at the end of the first retaining wall block 5 near the end of the fixing steel plate 1, fixing the fixed seat 9 through a foundation screw, connecting and fixing the head end of the ecological rope 8 with the fixed hole on the fixed seat 9, and then penetrating the tail end of the ecological rope 8 through the through hole 10 on the first retaining wall block 5;
2) then, installing a second retaining wall block 5 along the direction of a river levee, firstly, enabling an ecological rope 8 to penetrate through a through hole 10 in the second retaining wall block 5, then clamping a butterfly-shaped clamping block 11 on the second retaining wall block 5 into a butterfly-shaped clamping groove 12 on the first retaining wall block 5, simultaneously ensuring that a clamping groove 7 at the rear end of the second retaining wall block 5 is clamped into a fixed steel plate 1, then installing a third retaining wall block 5 on the basis of the second retaining wall block 5, simultaneously, in the installation process of a straight-line construction area, successively installing fixed steel plates 1 along with the increase of the number of blocks of the retaining wall blocks 5, ensuring that the clamping groove 7 at the rear end of each retaining wall block 5 is clamped into the fixed steel plate 1, and meanwhile, welding and fixing are adopted between two adjacent fixed steel plates 1;
3) when an arc-shaped section construction area is encountered in the construction process of a straightway construction area, firstly, the arc-shaped steel plate 2 is installed, one end of the arc-shaped steel plate 2 is welded and fixed with the fixed steel plate 1, then, the sealing block 4 is installed, firstly, the ecological rope 8 penetrates through the through hole 10 on the sealing block 4, then, one side of the sealing block 4 is attached to the side surface of the retaining wall block 5 at the tail end of the straightway construction area, then, the first retaining wall block 5 in the arc-shaped section construction area is installed, the ecological rope 8 penetrates through the through hole 10 on the retaining wall block 5, then, the position of the first retaining wall block 5 is adjusted, so that the first retaining wall block 5 is attached to the other side of the sealing block 4, meanwhile, the clamping groove 7 at the rear end of the first retaining wall block 5 is clamped on the arc-shaped steel plate 2, and then, the second retaining block 4 is, after the second sealing block 4 is installed, the second retaining wall building blocks 5 are installed until the construction of the arc-shaped section construction area is completed, then the construction area enters the straight-line section construction area until the whole laying of the retaining wall building blocks 5 at the bottom layer of the river bank is completed, and the tail ends of the ecological ropes 8 are fixed by adopting a fixing seat 9 at the tail ends of the retaining wall building blocks 5 at the bottom layer;
4) after the laying of the bottom retaining wall blocks 5 is completed, gravel is filled in the first and second slots 13 and 14 of each retaining wall block 5, the structural strength of the retaining wall block 5 is further enhanced by filling crushed stones, so that the impact resistance of the retaining wall is stronger, the collapse of the retaining wall is prevented, meanwhile, the reinforcing plate 3 is welded on the fixed steel plate 1 and the arc-shaped steel plate 2, the reinforcing plate 3 supports the rear end surface of the retaining wall building block 5, and ensures that the rear end of each retaining wall block 5 is welded with 2 reinforcing plates 3, then backfilling is carried out, the fixed steel plate 1, the arc-shaped steel plate 2 and the reinforcing plates 3 at the rear end of the retaining wall block 5 at the bottom layer are covered until the soil height at the rear side reaches the top surface height of the retaining wall block 5, meanwhile, backfilling is carried out on two ends of the retaining wall building block 5 at the bottom layer until the height of the backfilled soil reaches the height of the top surface of the retaining wall building block 5;
e. laying of middle retaining wall blocks 5
Laying a second layer of retaining wall blocks 5 after the laying of the bottom retaining wall blocks 5 is finished, wherein the laying of the second layer of retaining wall blocks 5 is carried out according to the laying path and the laying method of the bottom retaining wall blocks 5, and meanwhile, the clamping tooth blocks 6 at the front ends of the upper layer of retaining wall blocks 5 are ensured to be clamped into the clamping grooves 15 on the top surfaces of the lower layer of retaining wall blocks 5, and the laying of the third layer of retaining wall blocks 5 is continued after the laying of the second layer of retaining wall blocks 5 is finished until the laying of the topmost retaining wall blocks 5 is reached;
f. laying of top retaining wall blocks 5
Laying top retaining wall blocks after middle retaining wall blocks 5 are laid, laying top retaining wall blocks 5 according to the laying path and the laying method of the bottom retaining wall blocks 5, welding reinforcing plates 3 on a fixed steel plate 1 and an arc-shaped steel plate 2 after the top retaining wall blocks 5 are laid, supporting the rear end faces of the retaining wall blocks 5 by the reinforcing plates 3, ensuring that 2 reinforcing plates 3 are welded at the rear end of each retaining wall block 5, and simultaneously backfilling soil, wherein firstly backfilling soil is filled in a first groove hole 13 and a second groove hole 14 of each top retaining wall block 5, then backfilling soil in the embedded groove 15 by taking the embedded groove 15 on the top of each top retaining wall block 5 as a reference, then backfilling soil is carried out on the rear side of the embedded groove 15 until the fixed steel plate 1, the arc-shaped steel plate 2 and the reinforcing plates 3 at the rear end of each top retaining wall block 5 are completely covered, meanwhile, the backfill soil at the rear side of the embedding groove 15 is higher than the top surface of the retaining wall building block 5 by 5-8 cm, after the top retaining wall building block 5 is backfilled, vegetation types are selected according to the vegetation types around the construction river bank, and then vegetation is planted in the first groove hole 13 and the second groove hole 14 on the top surface of the top retaining wall building block 5, so that the retaining wall is more attractive.
Due to the adoption of the technical scheme, the invention has the following beneficial effects:
the retaining wall building block 5 of the invention has ingenious and reasonable structural design, the retaining wall building block 5 is designed into a step-type structure, compared with the step-type structural design of building blocks stacked by one block, the retaining wall building block has the advantages of shortening the construction period of the retaining wall, reducing the labor intensity of workers, simultaneously improving the structural strength of the retaining wall, enabling the impact resistance of the retaining wall to be stronger, in the construction process of the retaining wall building block 5, adopting the fixed steel plate 1 and the arc-shaped steel plate 2 to clamp and fix the retaining wall building block 5, simultaneously combining with the reinforcing plate 3 to support the rear end of the retaining wall, enabling the retaining wall to be more resistant to the impact strength of water flow, prolonging the service life of the retaining wall, reducing the maintenance cost in the later period, and enabling the construction of the retaining wall to be more targeted by adopting different construction methods for the straight-line section and the arc-shaped section of a construction river bank, effectively increase arc segment retaining wall's structural strength, and in the work progress of retaining wall, adopt ecological rope 8 to carry out further connection between the adjacent retaining wall building block 5 of each layer fixed, improve the contact strength between the retaining wall building block 5, make retaining wall non-deformable, further prolong the live time of retaining wall, control and assemble through butterfly fixture block 11 and butterfly draw-in groove 12 between the adjacent retaining wall building block 5 simultaneously, effectively ensure the joint strength between the adjacent retaining wall building block 5, and the joint is fixed between two adjacent retaining wall building blocks 5 from top to bottom, thereby the construction location of the reality of being more convenient for.
The invention provides a collapse-preventing stepped landscape retaining wall construction method, which changes the design of the existing retaining wall formed by concrete pouring, adopts retaining wall building blocks 5 to build the retaining wall, has the advantages of ingenious and reasonable integral structure design, convenient installation and disassembly, and convenient maintenance of the retaining wall in the later period, can effectively improve the water flow impact resistance of the retaining wall, effectively prevent the collapse of the retaining wall, and prolong the service life of the retaining wall.
The above is only a specific embodiment of the present invention, but the technical features of the present invention are not limited thereto. Any simple variations, equivalent substitutions or modifications based on the present invention to achieve substantially the same technical effects are within the scope of the present invention.
Claims (2)
1. The method for constructing the collapse-preventing stepped landscape retaining wall is characterized by comprising the following steps of:
a. excavation of foundation pit
On a surveying site, performing foundation excavation on a construction river bank, leveling the construction river bank by using a hook machine, and then performing measurement and setting-out;
b. substrate treatment
Laying a 10 cm-thick gravel cushion layer on a construction river bank, leveling and compacting by using a hook machine, laying an ecological wire mesh layer above the gravel cushion layer, laying a geotextile film on the upper layer of the ecological wire mesh layer, backfilling soil above the geotextile film, controlling the thickness of the backfilled soil to be 15-25 cm, compacting and flattening;
c. region partitioning
Dividing the construction river levee into a straight-line section construction area and an arc-shaped section construction area according to the specific topography of the construction river levee, drawing a drawing, preparing a fixed steel plate according to the size of a clamping groove on the rear end face of a retaining wall building block, wherein the length of each fixed steel plate in the straight-line section construction area is less than 10m, preparing an arc-shaped steel plate according to the arc angle of the arc-shaped section construction area, preparing a reinforcing plate according to the height of the retaining wall building block, and preparing sealing blocks according to the radian size of the arc-shaped section construction area and the size of the retaining wall building block, wherein the radian of each sealing block is less than;
d. laying of bottom retaining wall building blocks
1) Laying bottom retaining wall blocks according to a design drawing, taking a straightway construction area as a first construction area, laying the retaining wall blocks from one end of a construction river bank, firstly, mounting a first retaining wall block, ensuring that an embedding tooth block at the bottom of the first retaining wall block is sunk into soil, simultaneously exposing a clamping groove at the rear end of the first retaining wall block out of the ground, then, selecting a fixed steel plate, clamping the fixed steel plate into the clamping groove, fixing one end of the fixed steel plate through a foundation screw, then, arranging a fixed seat at the end, close to the end part of the fixed steel plate, of the first retaining wall block, fixing the fixed seat through the foundation screw, then, connecting and fixing the head end of an ecological rope with a fixed hole in the fixed seat, and then, enabling the tail end of the ecological rope to pass through a through hole in the first retaining wall block;
2) secondly, installing a second retaining wall block along the direction of a river levee, firstly, penetrating an ecological rope through a through hole in the second retaining wall block, then clamping a butterfly-shaped clamping block on the second retaining wall block into a butterfly-shaped clamping groove on the first retaining wall block, simultaneously ensuring that a clamping groove at the rear end of the second retaining wall block is clamped into a fixed steel plate, then installing a third retaining wall block on the basis of the second retaining wall block, simultaneously, carrying out successive installation of fixed steel plates along with the increase of the number of blocks of the retaining wall block in the installation process of a straightway construction area, ensuring that the clamping groove at the rear end of each retaining wall block is clamped into the fixed steel plate, and simultaneously, welding and fixing two adjacent fixed steel plates;
3) when an arc-shaped section construction area is encountered in the construction process of a straightway construction area, firstly, the installation of an arc-shaped steel plate is carried out, one end of the arc-shaped steel plate is welded and fixed with a fixed steel plate, then, the installation of a sealing block is carried out, firstly, an ecological rope passes through a through hole on the sealing block, then, one side of the sealing block is attached to the side surface of the retaining wall block at the tail end of the straightway construction area, then, the installation of a first retaining wall block in the arc-shaped section construction area is carried out, the ecological rope passes through the through hole on the retaining wall block, then, the position of the first retaining wall block is adjusted, the first retaining wall block is attached to the other side of the sealing block, meanwhile, a clamping groove at the rear end of the first retaining wall block is ensured to be clamped on the arc-shaped steel plate, then, the installation of a second block sealing block is carried out along, until the construction of the arc-shaped section construction area is completed, entering the straight-line section construction area until the laying of the whole retaining wall building blocks at the bottom layer of the river bank is completed, and fixing the tail ends of the ecological ropes at the tail ends of the retaining wall building blocks at the bottom layer by adopting a fixing seat;
4) after the bottom retaining wall building blocks are laid, filling gravels into a first groove hole and a second groove hole of each retaining wall building block, welding reinforcing plates on a fixed steel plate and an arc-shaped steel plate simultaneously, supporting the rear end faces of the retaining wall building blocks by the reinforcing plates, ensuring that 2 reinforcing plates are welded at the rear end of each retaining wall building block, then backfilling, covering the fixed steel plate, the arc-shaped steel plate and the reinforcing plates at the rear end of each retaining wall building block until the soil height of the rear side reaches the top surface height of each retaining wall building block, and backfilling two ends of each bottom retaining wall building block until the backfilling soil height reaches the top surface height of each retaining wall building block;
e. laying of middle layer retaining wall building blocks
Laying a second layer of retaining wall blocks after the laying of the bottom retaining wall blocks is finished, wherein the laying of the second layer of retaining wall blocks is carried out according to the laying path and the laying method of the bottom retaining wall blocks, and meanwhile, the clamping tooth blocks at the front ends of the upper layer of retaining wall blocks are ensured to be clamped into the clamping grooves on the top surfaces of the lower layer of retaining wall blocks;
f. laying of top retaining wall building blocks
Laying the top retaining wall blocks after the middle retaining wall blocks are laid, laying the top retaining wall blocks according to the laying path and the laying method of the bottom retaining wall blocks, laying the top retaining wall blocks, the reinforcing plates are welded on the fixed steel plates and the arc-shaped steel plates and support the rear end surfaces of the retaining wall building blocks, and ensures that the rear end of each retaining wall building block is welded with 2 reinforcing plates, and simultaneously backfills are carried out, firstly, the soil is backfilled in the first groove hole and the second groove hole of the top retaining wall building block, then taking the embedding groove on the top surface of the top retaining wall building block as a reference, firstly backfilling the inside of the embedding groove, then backfilling the rear side of the embedding groove until the fixed steel plate, the arc-shaped steel plate and the reinforcing plate at the rear end of the top retaining wall building block are completely covered, meanwhile, the height of the backfill on the rear side of the embedding groove is ensured to be 5-8 cm higher than the top surface of the retaining wall building block.
2. The method for constructing a collapse-preventing stepped landscape retaining wall according to claim 1, wherein: and f, after backfilling the top retaining wall building block, selecting a vegetation type according to the vegetation type around the construction river bank, and planting vegetation in the first groove hole and the second groove hole on the top of the top retaining wall building block.
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| CN102677695A (en) * | 2012-05-18 | 2012-09-19 | 河海大学 | Mutually-embedded ecological building block retaining wall and construction method thereof |
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| US20140373479A1 (en) * | 2013-06-21 | 2014-12-25 | Pavestone, LLC | Adjustable locator retaining wall block and mold apparatus |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101597907A (en) * | 2009-06-16 | 2009-12-09 | 梁菊明 | A kind of ecological block |
| CN102677695A (en) * | 2012-05-18 | 2012-09-19 | 河海大学 | Mutually-embedded ecological building block retaining wall and construction method thereof |
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| CN109098204A (en) | 2018-12-28 |
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