KR101660025B1 - Strengthening Structures for Soft Ground - Google Patents
Strengthening Structures for Soft Ground Download PDFInfo
- Publication number
- KR101660025B1 KR101660025B1 KR1020160006069A KR20160006069A KR101660025B1 KR 101660025 B1 KR101660025 B1 KR 101660025B1 KR 1020160006069 A KR1020160006069 A KR 1020160006069A KR 20160006069 A KR20160006069 A KR 20160006069A KR 101660025 B1 KR101660025 B1 KR 101660025B1
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- KR
- South Korea
- Prior art keywords
- moving wheel
- reinforcing
- soft ground
- coupling shaft
- wheel
- Prior art date
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D3/00—Improving or preserving soil or rock, e.g. preserving permafrost soil
- E02D3/005—Soil-conditioning by mixing with fibrous materials, filaments, open mesh or the like
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2200/00—Geometrical or physical properties
- E02D2200/13—Geometrical or physical properties having at least a mesh portion
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2250/00—Production methods
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2300/00—Materials
- E02D2300/0071—Wood
-
- 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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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Structural Engineering (AREA)
- Agronomy & Crop Science (AREA)
- Environmental & Geological Engineering (AREA)
- Soil Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
Description
Field of the Invention [0002] The present invention relates to a civil engineering field, and relates to a lattice-type bamboo mesh construction method for reinforced surface treatment of soft ground. More specifically, in forming a lattice-type reinforcing structure using bamboo or the like on the soft ground, a lattice-type bamboo mesh method for surface reinforcement construction for soft ground which allows individual reinforcing members to be easily transported to a reinforcing site .
The soft ground is composed of soil with high water content such as land reclamation land and reclaimed land. Since the soft ground is vulnerable to the load, it is necessary to prioritize the ground improvement work for the ground reinforcement before performing civil engineering or construction work.
This soft ground improvement method includes a substitution method for replacing the soil, a pre-loading method for accelerating consolidation by applying a load before building the structure, an atmospheric pressure method for using the atmospheric pressure as a load to make the ground vacuum, And a paper drain method in which drainage is promoted by installing a drainage paper, a surface drainage method for drainage, a drainage for surface drainage to drain water and a drainage paper to the ground.
In order to perform such fat improvement work, it is necessary to enter large-scale equipment into soft ground. Therefore, improvement of surface layer of soft ground is performed first.
The surface layer of soft ground is improved by using landfill or dredged soil. However, even if it is left over for more than 10 years after dredging, it is impossible to enter the equipment for the improvement of the ground without surface treatment because the surface layer is hardened by natural drying.
Therefore, there is a need for a method of disposing geosynthetics on the surface layer for separate surface treatment, laying the geosynthetics using the dozer for ultra-wetting, spraying sand with a belt conveyor or high pressure, a method of entirely solidifying the surface layer, Various surface treatment methods such as a progressive trenching method (PTM) have been applied.
However, when the soil thickness is unequal, excessive tensile stress and upward pressure are applied, resulting in safety problems such as leakage of the liquid-state dredged landfill to the ground momentarily or conduction or burial of the equipment.
In order to solve these problems, an additional reinforcement structure is formed on the surface portion of the soft ground. When the area of the ground to be reinforced is wide, due to the nature of the soft ground, it is difficult to enter the equipment. There is a problem.
The present invention has been made in order to solve the above-mentioned problems occurring in the formation of the reinforcement structure of the above-described soft ground surface layer portion, and an object of the present invention is to provide a construction structure for a soft ground by forming a structurally stable reinforcement structure The present invention provides a grid-type bamboo mesh construction method for reinforcing surface treatment of soft ground which can shorten the air flow while reducing the possibility of accidents.
Another object of the present invention is to provide a lattice-type bamboo mesh for a soft ground reinforcement construction for soft ground reinforcement, which is capable of easily transporting and constructing individual reinforcement members forming a reinforcement structure in forming a grid- To provide a method.
Another object of the present invention is to provide a lattice-type bamboo netting method for surface reinforcement construction for soft ground which can shorten construction period and reduce construction cost.
According to an aspect of the present invention, there is provided a method of manufacturing a soft ground (A), comprising a first step (S100) of forming a reinforcing portion (B) and a second step (S100) of covering the upper portion of the reinforcing portion The reinforcing portion B includes a lattice-like reinforcing
In this case, the reinforcing portion B is provided at at least one corner of the lattice-like reinforced
The reinforced portion B further includes a
In addition, the transporting
The conveying
The first moving
Also, the
Also, the conveying
Further, the method may further include a third step (S300) of forming a surface layer by pouring sand on the top of the cover layer (C) (step S300).
According to the present invention, it is possible to easily transport the individual reinforcing members forming the reinforcing structure in forming the lattice-type reinforcing structure for the soft ground reinforcement construction.
According to the present invention, by forming a structurally stable reinforcement structure in the surface portion of the soft ground, the air can be shortened during the construction work for the soft ground, and the possibility of accident occurrence can be eliminated.
According to the present invention, the construction period can be shortened and the construction cost can be reduced.
BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a plan view of a lattice-like reinforced structure according to an embodiment of the present invention; Fig.
2 is a top view of a grid-like reinforced structure according to another embodiment of the present invention.
3 is a longitudinal sectional view of a surface layer portion of a soft ground including a grid type reinforcing structure according to an embodiment of the present invention.
4 is a longitudinal sectional view of a surface layer portion of a soft ground including a grid reinforcing structure according to another embodiment of the present invention.
5 is a view showing a construction method of a lattice-like reinforced structure according to an embodiment of the present invention.
FIG. 6 is a diagram showing a general form of a carrier truck according to an embodiment of the present invention; FIG.
7 is a view showing an overall shape of a moving wheel according to an embodiment of the present invention;
8 is a longitudinal sectional view of a mobile wheel according to an embodiment of the present invention.
9 is a longitudinal sectional view of a mobile wheel according to another embodiment of the present invention.
BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a perspective view of a lattice-type bamboo network construction method according to the present invention; Fig. And the description thereof will be omitted.
It is also to be understood that the terms first, second, etc. used hereinafter are merely reference numerals for distinguishing between identical or corresponding components, and the same or corresponding components are defined by terms such as first, second, no.
In addition, the term " coupled " is used not only in the case of direct physical contact between the respective constituent elements in the contact relation between the constituent elements, but also means that other constituent elements are interposed between the constituent elements, Use them as a concept to cover each contact.
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a lattice-type bamboo mesh construction method for reinforcing a surface treatment of soft ground for easily constructing a lattice-like reinforcing structure formed on a surface portion of a soft ground.
However, the scope of the present invention is not limited to the surface layer of the soft ground, but can be applied as a method of forming all the grid reinforcing structures as long as it is used for the ground reinforcement.
The grid-type bamboo mesh construction method for reinforcing the surface treatment of soft ground according to an embodiment of the present invention basically includes a first step S100 and a reinforcement portion C for forming a reinforcement portion B in the soft ground A, And a second step (S200) of covering the upper part to form a cover layer (C).
In addition, the method may further include a third step (S300) of forming a surface layer by pouring sand on the upper surface of the cover layer (C) according to a site construction situation (FIGS. 3 and 4).
In this case, the reinforcing portion B includes the lattice-like reinforcing
The grid-like reinforced
It is preferable that the
In particular, when the grid-like reinforced
First, there is an effect of improving the quality improvement performance of the ground.
Since the bamboo mesh construction minimizes the plastic flow of the ground compared to the existing method of applying geotextile alone, it can minimize the thickness of the ground necessary for stable installation of the equipment.
In addition, it is possible to investigate the initial value of the dredged landfill site, which was difficult in practice because the bamboo net can be directly entered after the ladder is installed. Therefore, it is possible to efficiently manage the construction management, set the reference value of the deep improvement construction management, and improve the quality ground.
On the other hand, it is possible to lay uniformly uniformly over the existing construction method, so that it is possible to form an even horizontal drainage layer, which can reduce unnecessary slope sections. It is possible to improve the quality of ground improvement because it is possible to measure the ground height prior to the ground improvement and the initial ground characteristics, thereby improving the reliability of the measurement management.
Second, there is an effect of improving the workability.
Since the grid-like reinforced
In addition, bamboo mesh is simple to manufacture and can be visually inspected at the time of underground construction, so it is easy to manage construction. It is possible to control the thickness of the installation (minimum of 10 ~ 20cm at one time) and the area, and to prevent the concentration of the ground in one direction as in the existing method. Can be minimized.
Since the manpower can enter and enter the area where the equipment can not enter after the reinforcement is installed, it is possible to install the ground using the light-weight high-pressure piping tube even without entering the equipment which is the main cause of the disturbance even in the ground of the premise. It is easy to install and dismantle the equipment, and it is possible to adjust the supply system of the cover material according to the site conditions.
Third, when the grid-like reinforced
Since the grid-like reinforced
In addition, since the soil thickness and the sand laying thickness are reduced, the construction period can be shortened and the economic construction can be secured at the same time.
Fourth, the grid-like reinforced
The civil engineering materials produce a lot of environmental pollutants during the production process, but the bamboo mesh construction method is environmentally friendly because it uses natural materials that are alternative materials.
In addition, since materials that are secured as natural cultivars are used in comparison with industrial materials that use many materials and energy and emit environmental pollutants during the production process, the use of materials that reduce pollutant load and environment- .
However, since the lattice-like reinforced
Accordingly, the grid-type bamboo mesh construction method for reinforcing the soft ground surface treatment according to the present invention provides a method of easily transporting the
The first step S100 of the grid-type bamboo mesh construction method for reinforcing the surface treatment of soft ground according to an embodiment of the present invention includes a step of forming a
The transport rails 120 are preferably steel rods that are made of metal so that they can support the weight of the
The
The
The conveying
The moving
That is, the moving
The diameter of the through hole 441 of the through hole and the
Alternatively, the
The first and second moving
The engaging
According to another embodiment of the present invention, when the conveying
In this case, there is an effect that a more stable mounting is possible than in the case of a straight shape.
According to an embodiment of the present invention, a mounting portion 450 can be formed on the
The mounting portion 450 is protruded from the corner of the
According to another embodiment of the present invention, the reinforcing portion B is provided on at least one corner of the lattice-like reinforced
The
The
The
Thus, the
According to another embodiment of the present invention, the reinforcing portion B may further include the
The
It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit or scope of the invention as defined in the appended claims. It is to be understood that both the technical idea and the technical spirit of the invention are included in the scope of the present invention.
100: grid-
200: longitudinal direction fixing portion
300: Geo fiber
400: Cargo truck
Claims (9)
The reinforcing portion (B) includes a grid-like reinforcing portion (100) formed in a lattice structure along the lateral direction of the soft ground (A)
The grid-like reinforcing portion (100)
A lower reinforcement member 110 formed of a linear member; And
And an upper reinforcing member 120 installed on the lower reinforcing member 110 to be formed in a lattice shape together with the lower reinforcing member 110,
In the first step S100,
Installing the lower reinforcement member (110) and the upper reinforcement member (120) in a partial area (A1) of the soft ground (A);
Installing a transport rail (130) on an upper portion of the upper reinforcement member (120) installed in the partial area (A1); And
The lower reinforcing member 110 and the upper reinforcing member 120 installed in the remaining area A2 except for the partial area A1 are transported using the transporting carriage 400 moving on the transporting rail 130 ; ≪ / RTI >
The conveying carriage (400)
An upper frame 410 on which the lower reinforcement member 110 and the upper reinforcement member 120 are mounted; And
And a moving wheel 420 formed below the upper frame 410 and rotated on the carrying rail 130,
The conveying carriage (400)
A coupling shaft 430 coupling the upper frame 410 and the moving wheel 420; And
And a wheel fixing part 440 formed with a through hole 441 through which the coupling shaft 430 passes and extending downward from the lower part of the upper frame 410,
The coupling shaft 430 is formed of a plate-
A coupling shaft bolt 431 passing through the through hole 411; And
And a coupling shaft nut (432) for fixing the coupling shaft bolt (431)
The moving wheel 420 is rotated,
A first moving wheel 421 located on one side of the wheel fixing unit 440; And
And a second moving wheel (422) positioned opposite the first moving wheel (421) about the wheel fixing portion (440)
The first moving wheel 421 and the second moving wheel 422 are not separated from the conveying rail 130 on the outer side of the first moving wheel 421 and the second moving wheel 422 A locking protrusion 423 is formed,
The diameter of the through hole formed in the first moving wheel 421 and the second moving wheel 422 and the diameter of the through hole 411 are formed to be larger than the diameter of the coupling shaft bolt 431,
The outer circumferential surfaces of the first moving wheel 421 and the second moving wheel 422 which are in contact with the carrying rails 130 are formed in a curved shape corresponding to the outer surfaces of the carrying rails 130,
The conveying carriage (400)
And a second wheel fixing portion 460 to which the first moving wheel 421 and the second moving wheel 422 are fixed by the coupling shaft bolt 431 and the coupling shaft nut 432 ,
The lower reinforcement member 110 and the upper reinforcement member 120 are bamboo,
Wherein the conveyor rails (130) are steel rods.
The reinforcing portion (B)
A longitudinal fixed part 200 installed at at least one corner of the grid-like reinforced part 100 and penetrating along the lateral direction of the soft ground A;
Wherein the lattice-type bamboo network construction method is applied to reinforcement of soft ground surface treatment.
The reinforcing portion (B)
A geosynthetic fiber 300 installed on the upper part of the grid-like reinforcement 100;
Wherein the lattice-type bamboo network construction method is applied to reinforcement of soft ground surface treatment.
And a third step (S300) of forming a surface layer by pouring sand on the top of the cover layer (C) (S300).
Priority Applications (1)
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KR1020160006069A KR101660025B1 (en) | 2016-01-18 | 2016-01-18 | Strengthening Structures for Soft Ground |
Applications Claiming Priority (1)
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KR1020160006069A KR101660025B1 (en) | 2016-01-18 | 2016-01-18 | Strengthening Structures for Soft Ground |
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KR1020160006069A KR101660025B1 (en) | 2016-01-18 | 2016-01-18 | Strengthening Structures for Soft Ground |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20180129921A (en) | 2016-04-11 | 2018-12-05 | 사보 에스.피.에이. | Topical control and personal care composition |
CN111749224A (en) * | 2020-08-06 | 2020-10-09 | 中铁十八局集团有限公司 | Soft basic reinforced structure in rich water quicksand layer |
CN113186777A (en) * | 2021-05-26 | 2021-07-30 | 中国十九冶集团有限公司 | Temporary pavement built on soft soil foundation and construction method thereof |
CN113250182A (en) * | 2021-05-26 | 2021-08-13 | 中国十九冶集团有限公司 | Construction method for soft soil foundation reinforcement treatment |
KR102341977B1 (en) * | 2020-08-26 | 2021-12-22 | 이도진 | Soft ground reinforcement structure and construction method thereof |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS62206122A (en) * | 1986-03-07 | 1987-09-10 | Natl House Ind Co Ltd | Construction of foundation |
KR200207449Y1 (en) * | 2000-06-14 | 2000-12-15 | 김용우 | Transporting device for farm house |
KR20100039994A (en) * | 2008-10-09 | 2010-04-19 | 주식회사 한국항만기술단 | The soft foundation surface processing method of construction for which bamboo net was used |
KR100995800B1 (en) * | 2010-07-30 | 2010-11-22 | 최귀봉 | The method constructing a bamboo mat easily on the soft clay surface |
-
2016
- 2016-01-18 KR KR1020160006069A patent/KR101660025B1/en active IP Right Grant
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62206122A (en) * | 1986-03-07 | 1987-09-10 | Natl House Ind Co Ltd | Construction of foundation |
KR200207449Y1 (en) * | 2000-06-14 | 2000-12-15 | 김용우 | Transporting device for farm house |
KR20100039994A (en) * | 2008-10-09 | 2010-04-19 | 주식회사 한국항만기술단 | The soft foundation surface processing method of construction for which bamboo net was used |
KR100995800B1 (en) * | 2010-07-30 | 2010-11-22 | 최귀봉 | The method constructing a bamboo mat easily on the soft clay surface |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20180129921A (en) | 2016-04-11 | 2018-12-05 | 사보 에스.피.에이. | Topical control and personal care composition |
CN111749224A (en) * | 2020-08-06 | 2020-10-09 | 中铁十八局集团有限公司 | Soft basic reinforced structure in rich water quicksand layer |
KR102341977B1 (en) * | 2020-08-26 | 2021-12-22 | 이도진 | Soft ground reinforcement structure and construction method thereof |
CN113186777A (en) * | 2021-05-26 | 2021-07-30 | 中国十九冶集团有限公司 | Temporary pavement built on soft soil foundation and construction method thereof |
CN113250182A (en) * | 2021-05-26 | 2021-08-13 | 中国十九冶集团有限公司 | Construction method for soft soil foundation reinforcement treatment |
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