KR20200084183A - Reinforcement method of Pile­Support Intake Tower using Earthquake­Resistant Pile and Slab - Google Patents

Abstract

The present invention relates to a pile support intake tower using a seismic reinforcement pile and a displacement control slab and a seismic reinforcement method for an intake tower, and more specifically, to a pile support intake tower using a seismic reinforcement pile and a displacement control slab, which comprises: an upper slab; a wall; a supporter fixed to an underwater floor; a connecting culvert connected to one side of the wall; and a water intake pipe connected to the other side of the wall. The pile support intake tower using the seismic reinforcement pile and the displacement control slab includes: a plurality of seismic reinforcement piles installed on a periphery part outside the wall to be spaced apart by a specific interval; a displacement control slab connecting heads of the plurality of seismic reinforcement piles and installed such that the wall of the intake tower is positioned in a central hole; and a plurality of connecting members connecting the displacement control slab and the wall to each other.

Description

File support using seismic reinforcing piles and displacement control slabs. Reinforcement method of Pile­Support Intake Tower using Earthquake­Resistant Pile and Slab}

The present invention relates to a pile support intake tower and an intake tower seismic reinforcement method using a seismic reinforcement pile and a displacement control slab.

Water is an indispensable resource for the survival of all living things, including humans. Due to the increase in population and industrialization, various water resources are required in large quantities, and accordingly, a water intake tower is being built to take water resources from rivers or lakes to supply water to the required areas. The water intake tower for such water intake is installed based on water intakes such as rivers, dams, and reservoirs.

As a prior art 1, the registered patent 10-1113702 describes a structure for installing a water intake tower of a water purification plant. The prior art 1 aims to improve the water intake structure of the water intake tower, which is the water intake facility of a water purification plant, to an underwater inflow type structure, to effectively prevent the inflow of contaminants floating in the water during intake into the water intake tower.

In addition, as a prior art 2, Patent No. 10-1396514 describes a structure of a water pipe connecting device of a prefabricated intake tower for water resource intake. In the prior art 2, when connecting and installing a discharge pipe connected to the body of the intake tower constructed in a prefabricated manner and a water pipe passing through the concrete wall of the dam in the water, a water-proof housing is installed at the joint location of the pipe, water-blocking, welding, etc. The main object of the present invention is to provide a structure of a water pipe connecting device of a prefabricated water intake tower for water resource collection that can be connected quickly and easily while being able to connect the discharge pipe and the water pipe through.

And, as a prior art 3, Patent No. 10-1129250 describes a construction method of an intake tower using a formwork for an intake tower capable of simultaneously acting as an outer wall of a clamshell and an intake tower. The purpose of the prior art 3 is to shorten the construction period because there is no need for a separate formwork on the outer wall of the water intake tower and unnecessary additional processes in order to construct the water intake tower without the need for a separate cladding. It is to provide a construction method of a water intake tower.

In addition, as a prior art 4, registered patent 10-0932686 describes a water intake pollution prevention facility having a safety diagnosis function. This prior art 4 prevents the inflow of algae or other floating substances into the suction pipe at the bottom of the water intake tower while automatically lowering the pollution prevention film installed on the outer circumferential surface of the water intake tower as the water level changes. Installation and maintenance are made more quickly and conveniently, and it is provided with a water intake tower pollution prevention facility that has a safety diagnosis function that notifies the manager in case of an abnormality by automatically raising and lowering the pollution prevention membrane according to the surface of the water intake. There is a purpose.

As mentioned, prior arts can effectively prevent the inflow of contaminants into the inside of the intake tower, or allow the joint operation of the discharge pipe and the water pipe to be connected quickly and easily yet closely to the outer wall of the intake tower. The purpose is to shorten the construction period or to provide a water intake tower that has a safety diagnosis function because there is no need for formwork and unnecessary additional processes. That is, the prior arts do not describe the purpose of seismic reinforcement of the constructed intake tower.

Currently, there is a problem that the water intake tower does not have a seismic design, so that the safety of conduction and the stability of the section of the pillar are not secured.

Therefore, it was required to develop an intake tower seismic reinforcement method that can simultaneously secure conduction stability and cross-section stability through external reinforcement with a seismic reinforcement pile and a displacement control slab.

Republic of Korea Registered Patent 10-1113702 Republic of Korea Registered Patent 10-1396514 Republic of Korea Registered Patent 10-1129250 Republic of Korea Registered Patent 10-0932686

Therefore, the present invention has been devised to solve the above-described conventional problems, and according to an embodiment of the present invention, the intake tower structure and displacement of the water intake tower structure that does not secure the conduction safety and the cross-section stability of the pillar are not secured according to the embodiment of the present invention The purpose is to provide an intake tower seismic reinforcement method that simultaneously secures conduction stability and cross-section stability through external reinforcement with a control slab.

According to an embodiment of the present invention, the construction site for the seismic reinforcing pile is installed at equal intervals around the water intake tower, and the pile head is connected to a concrete slab on-site using a PC house, and the wall of the intake tower and the concrete slab on-site are connected by a dowel bar. The purpose of this is to provide a pile support intake tower and intake tower seismic reinforcement method using a seismic reinforcement pile and a displacement control slab that can suppress the occurrence of displacement of the intake tower structure while maintaining a constant clearance between the slab and the intake tower structure for multi-directional earthquake motion. have.

In addition, according to an embodiment of the present invention, when performing a reinforcement construction while operating a water intake tower in a reservoir in a dam, water pollution is prevented and workability is excellent by excluding the underwater construction, without interference with water intake tower accessories such as water intake pipes, water intake valves, etc. The purpose is to provide a seismic reinforcing method for pile support intake towers using a seismic reinforcing pile and a displacement control slab capable of construction.

On the other hand, the technical problems to be achieved in the present invention are not limited to the technical problems mentioned above, and other technical problems not mentioned are clearly understood by those skilled in the art from the following description. Will be understandable.

A first object of the present invention is a pile support water intake tower having an upper slab, a wall, a support fixed to the underwater floor, a connecting culvert connected to one side of the wall, and a water intake pipe connected to the other side of the wall. A plurality of seismic reinforcement piles spaced apart at specific intervals on the outer periphery; A displacement control slab connecting a plurality of the seismic reinforcing pile heads to each other and being installed such that the intake tower wall is located in a central hole; And a plurality of connecting members connecting the displacement control slab and the wall to each other; and a pile support intake tower using a seismic reinforcing pile and a displacement control slab.

In addition, the seismic reinforcing piles may be characterized in that they are arranged at a certain distance from each other in the circumferential direction on the periphery of the wall.

In addition, the seismic reinforced pile may be characterized in that it consists of a seismic reinforced on-site pile.

In addition, the displacement control slab may be characterized in that a plurality of PC segments in which an insertion hole into which a seismic reinforcing pile head is inserted is formed is connected and assembled in a plane direction in the field, and concrete is poured to the top.

In addition, the connecting member may be characterized by consisting of a dowel bar.

And the upper surface of the PC segment is provided with a lifting ring, it can be characterized in that the rapid space is placed in the space between the plurality of PC segments, the space between the PC segment insertion hole and the seismic reinforcement pile.

A second object of the present invention is a seismic reinforcing method of a pile support intake tower, comprising: a first step of installing a plurality of casings spaced apart at specific intervals around the intake tower wall; A second step of excavating the installed lower bedrock inside the casing; A third step of pouring concrete into the casing to construct a seismic reinforced on-site pile; A fourth step of mounting and connecting a plurality of PC segments to the head side of the seismic reinforcement on-site pile, and installing a connecting member on the intake tower wall; And a fifth step of producing a displacement control slab by pouring concrete onto the top of the PC segment. It can be achieved as a seismic reinforcement method of a pile support intake tower using a seismic reinforcement pile and a displacement control slab.

And before the first step, it may be characterized in that it further comprises the step of expanding and reinforcing the upper blade of the intake tower, and installing the intake gate in the water section and the underwater section of the wall.

In addition, the casing may be characterized in that the ceramic coated sacrificial steel pipe.

And after the second step, it may be characterized in that it further comprises the step of building a reinforcing bar into the casing.

In addition, the fourth and fifth steps include the steps of installing a temporary bracket on one side of the wall and transporting a plurality of PC segments produced in a workshop to the site; And mounting the plurality of PC segments on the head side of the seismic reinforcement site pour pile.

And after the step of mounting on the head side, placing a quick-concrete in the space between the space between the PC segment and the insertion hole of the PC segment and the cast-in-place pile, and installing a plurality of dowel bars on the wall; And manufacturing a displacement control slab by pouring concrete to the upper portion.

In addition, it may be characterized in that it further comprises the step of installing a management bridge support bracket on the upper side of the wall and placing a management bridge girder.

And after completing the manufacturing of the displacement control slab, it may be characterized in that the seismic reinforcement construction of the intake tower is completed by removing the temporary bracket.

According to the water intake tower seismic reinforcement method according to an embodiment of the present invention, the conduction stability and the cross section stability through external reinforcement of the water intake tower structure that does not have the seismic design not applied to ensure the conduction safety and the stability of the columnar section with an earthquake proof reinforcement pile and a displacement control slab It has an effect that can be secured at the same time.

According to the file support intake tower and intake tower earthquake-resistant reinforcement method using an earthquake-resistant reinforcement pile and a displacement control slab according to an embodiment of the present invention, a site-based pile for earthquake-resistant reinforcement is constructed at equal intervals around the intake tower and the pile head is a site using a PC house It is connected to the pouring concrete slab, and the intake tower wall and the on-site pouring concrete slab are connected to the dowel bar to maintain a constant clearance between the slab and the intake tower structure for multi-directional seismic movements, thereby suppressing the displacement of the intake tower structure.

In addition, according to the seismic reinforcement method of a pile support intake tower using a seismic reinforcement pile and a displacement control slab according to an embodiment of the present invention, when performing a reinforcement construction while operating the intake tower in a reservoir in a dam, water pollution is prevented and workability is excellent by excluding underwater construction In addition, there is an advantage that construction is possible without interference with water intake tower and other facilities such as water intake pipes.

On the other hand, the effects obtainable in the present invention are not limited to the above-mentioned effects, and other effects not mentioned will be clearly understood by those skilled in the art from the following description. Will be able to.

The following drawings attached to this specification are intended to illustrate one preferred embodiment of the present invention, and serve to further understand the technical spirit of the present invention together with the detailed description of the present invention, so the present invention is limited to those described in those drawings. It should not be construed limitedly.
1 is a schematic perspective view of a pile support intake tower using a seismic reinforcing pile and a displacement control slab according to an embodiment of the present invention,
FIG. 2 is a partially enlarged view of A of FIG. 1,
3 is a schematic cross-sectional view of a pile support intake tower using a seismic reinforcing pile and a displacement control slab according to an embodiment of the present invention,
4 is a cross-sectional view of part B of FIG. 1,
5 is a cross-sectional view of a pile support intake tower using a seismic reinforcement pile and a displacement control slab according to an embodiment of the present invention,
Figure 6 is a cross-sectional view of the CC of Figure 5,
7 is an enlarged view of part F of FIG. 6,
8 is a cross-sectional view taken along line DD in FIG. 5,
9 is an EE sectional view of FIG. 5,
10 is a cross-sectional view of aa of FIG. 8;
11 is a partial cross-sectional view of the seismic reinforcement pile side according to an embodiment of the present invention,
12 is a cross-sectional view taken along line bb of FIG. 11,
13 is a cross-sectional view of cc of FIG. 11,
14 is a plan view of a displacement control slab according to an embodiment of the present invention,
15 is a cross-sectional view taken along line FF of FIG. 14,
FIG. 16A is an enlarged view of a portion G of FIG. 14;
16B is a cross-sectional view taken along line dd of FIG. 16A;
Figure 16c is an enlarged view of part H of Figure 13,
17 is a plan view of a PC segment of a displacement control slab according to an embodiment of the present invention,
18A to 18F are cross-sectional views showing a construction procedure of a pile support intake tower seismic reinforcement method using a seismic reinforcement pile and a displacement control slab according to an embodiment of the present invention.

The above objects, other objects, features and advantages of the present invention will be readily understood through the following preferred embodiments related to the accompanying drawings. However, the present invention is not limited to the embodiments described herein and may be embodied in other forms. Rather, the embodiments introduced herein are provided to ensure that the disclosed contents are thorough and complete and that the spirit of the present invention is sufficiently conveyed to those skilled in the art.

In the present specification, when a component is referred to as being on another component, it means that it may be formed directly on another component, or a third component may be interposed between them. In addition, in the drawings, the thickness of the components is exaggerated for effective description of the technical content.

Embodiments described herein will be described with reference to cross-sectional views and/or plan views, which are ideal exemplary views of the present invention. In the drawings, the thicknesses of the films and regions are exaggerated for effective description of technical content. Therefore, the shape of the exemplary diagram may be modified by manufacturing technology and/or tolerance. Therefore, the embodiments of the present invention are not limited to the specific shapes shown, but also include changes in shapes generated according to the manufacturing process. For example, the area illustrated at a right angle may be rounded or have a shape having a predetermined curvature. Therefore, the regions illustrated in the drawings have attributes, and the shapes of the regions illustrated in the drawings are for illustrating a specific shape of the region of the device and are not intended to limit the scope of the invention. In various embodiments of the present specification, terms such as first and second are used to describe various components, but these components should not be limited by these terms. These terms are only used to distinguish one component from another component. The embodiments described and illustrated herein also include its complementary embodiments.

The terminology used herein is for describing the embodiments and is not intended to limit the present invention. In the present specification, the singular form also includes the plural form unless otherwise specified in the phrase. As used herein,'comprises' and/or'comprising' does not exclude the presence or addition of one or more other components.

In describing the specific embodiments below, various specific contents have been prepared to more specifically describe and understand the invention. However, a reader who has knowledge in this field to understand the present invention can recognize that it can be used without these various specific contents. It should be noted that, in some cases, parts that are commonly known in describing the invention and that are not significantly related to the invention are not described in order to prevent chaos from coming into account in explaining the present invention.

Hereinafter, a configuration of a pile support intake tower using a seismic reinforcing pile and a displacement control slab according to an embodiment of the present invention will be described. First, Figure 1 shows a schematic perspective view of a pile support intake tower using a seismic reinforcement pile and a displacement control slab according to an embodiment of the present invention. And FIG. 2 shows a partially enlarged view of A of FIG. 1. And Figure 3 shows a schematic cross-sectional view of a pile support intake tower using a seismic reinforcement pile and displacement control slab according to an embodiment of the present invention, Figure 4 shows a cross-sectional view of part B of Figure 1

1 to 4, according to the water intake tower seismic reinforcing method according to an embodiment of the present invention, the seismic design pile is not applied to the seismic reinforcement pile of the water intake tower 10 structure in which conduction safety and pillar section stability are not secured It is possible to simultaneously secure the conduction stability and the cross-sectional stability through external reinforcement with the 20 and the displacement control slab 40.

And according to the pile support intake tower and the intake tower seismic reinforcement method using the seismic reinforcing pile and displacement control slab according to an embodiment of the present invention, the construction site of the seismic reinforcing pile 20 is installed at equal intervals around the intake tower 10 The progressive steel field pour pile (20) head is connected to the on-site concrete slab (40) using a PC house connected to a plurality of PC segments (41), the intake tower wall (11) and the on-site concrete displacement control slab (40) By connecting to the dowel bar 30, it is possible to suppress the displacement of the intake tower 10 structure while maintaining a constant clearance between the slab 40 and the intake tower 10 structure for multi-directional seismic movement.

In addition, according to the seismic reinforcement method of a pile support intake tower using a seismic reinforcement pile and a displacement control slab according to an embodiment of the present invention, when performing a reinforcement construction while operating the intake tower 10 in a reservoir in a dam, water pollution is prevented by excluding underwater construction and It has excellent workability, and can be installed without interference to water intake tower facilities such as water intake pipes 18 and 18 and water intake valves.

Hereinafter, a configuration of a pile support intake tower using a seismic reinforcement pile and a displacement control slab according to an embodiment of the present invention will be described in more detail. 5 is a sectional view showing a pile support intake tower using a seismic reinforcing pile and a displacement control slab according to an embodiment of the present invention. And FIG. 6 is a cross-sectional view of the CC of FIG. 5, FIG. 7 is an enlarged F portion of FIG. 6, FIG. 8 is a DD cross-section of FIG. 5, FIG. 9 is an EE cross-section of FIG. 5, and FIG. 10 is aa of FIG. 8 It is a sectional view.

And Figure 11 shows a partial cross-sectional view of the seismic reinforcement pile side according to an embodiment of the present invention. 12 is a sectional view taken along the line b-b in FIG. 11, and FIG. 13 is a sectional view taken along the line c-c in FIG.

14 is a plan view of a displacement control slab according to an embodiment of the present invention. 15 is an F-F sectional view of FIG. 14, FIG. 16A is an enlarged view of a portion G of FIG. 14, FIG. 16B is a cross-sectional view of the d-D of FIG. 16A, and FIG. 16C is an enlarged view of the H portion of FIG. 17 is a plan view of a PC segment of a displacement control slab according to an embodiment of the present invention.

Intake tower 10 according to the present invention, as shown in Figure 5, the wall, the upper slab (14) provided on the upper side of the wall, and the support bridge support bracket (16) installed on the lower side of the upper slab (14) And, it can be seen that it includes a support 12 fixed to the underwater floor 1, a connecting culvert 17 connected to one side of the wall, and a water intake pipe 18 connected to the other side of the wall. In addition, a plurality of water intake holes 13 are formed in the water intake tower wall 11, and the upper slab reinforcement 15 is provided outside the upper slab 14.

It can be seen that the plurality of seismic reinforcing piles 20 according to an embodiment of the present invention are installed at a certain distance from the outer periphery of the water intake tower wall 11 as shown in FIGS. 5 and 6. That is, the seismic reinforcing pile 20 is arranged to be spaced apart from each other at a specific interval in the circumferential direction on the wall periphery. Seismic reinforcing pile 20 according to an embodiment of the present invention is to be composed of a seismic reinforcing pile cast 20.

11 to 13, the outside of the seismic reinforced on-site pour pile 20 is a casing 21 composed of a sacrificial steel pipe 22 with a ceramic coating 23, and a site pours inside the casing 21 It can be seen that it is composed of pour concrete 25.

In addition, the displacement control slab 40, as shown in Figure 5, a plurality of the seismic reinforcing pile 20 to connect the heads to each other, it is understood that the intake tower wall 11 is installed in the central hole 46 Can.

And it can be seen that, as shown in FIGS. 5 to 7, the dowel bar 30 is configured to connect the displacement control slab 40 and the wall 11 to each other.

Displacement control slab 40 according to an embodiment of the present invention, a plurality of PC segments 41 formed with an insertion hole 45 into which the head of the seismic reinforcing pile 20 is inserted and assembled in a plane direction at the site and upwards It will be constructed by pouring the concrete (44).

That is, as shown in Figures 14 and 15, after transporting a plurality of PC segments (41) produced in the workshop to the site and mounted on the head of the cast-in-place pile (20), a plurality of PC segments (41) After connecting to each other, the on-site concrete 44 is poured into the upper portion to be manufactured.

In addition, as shown in FIGS. 16A and 16B, it can be seen that the lifting ring 42 is provided on the upper surface of the PC segment 41. And, as shown in Figure 16c, the separation space between the plurality of PC segments 41, the quick concrete (43) is poured, the space between the PC segment 41 insertion hole 45 and the field placing pile 20 The quick-drying concrete 43 is poured.

Hereinafter, a seismic reinforcement method of a pile support intake tower using a seismic reinforcement pile 20 and a displacement control slab will be described. First, FIGS. 18A to 18F are cross-sectional views showing a construction procedure of a pile support intake tower seismic reinforcement method using a seismic reinforcement pile and a displacement control slab according to an embodiment of the present invention.

As shown in FIG. 18A, first, expansion and reinforcement of the existing upper slab 14 with respect to the intake tower 10 is performed. That is, the upper slab reinforcement 15 is installed outside the existing slab 14. And the water intake gate 4 is installed in the water section and the underwater section of the water intake tower wall 11 through the crane of the barge.

And, as shown in Figure 18b, using a barge and a crane to install the workbench, and after installing the workbench to install the casing 21 of the seismic reinforcement on-site pile 20. As described above, the casing 21 is composed of a sacrificial steel pipe 22 coated with ceramic 23. The plurality of casings 21 are penetrated into the underwater bottom 1 so as to be spaced apart from each other in a circumferential direction in the circumferential direction of the outer periphery of the intake tower wall 11 through a crane.

After intrusion of the casing 21, it can be seen that, as shown in FIG. 18C, the lower side of the casing 21 penetrated through the R.C.D drilling equipment is excavated to the bedrock 2. After the bedrock 2 is excavated, the reinforcing bar 24 is built into the casing 21 and the excavation through a crane.

And, as shown in Figure 18d, after the reinforcement net 24, the casing (21) is erected on-site concrete (25) for the inside and the excavation, the pile (20) head to clean up the seismic reinforcement site It can be seen that the pour pile 20 is to be constructed.

And as shown in Figure 18e, the temporary bracket 5 is installed on the wall and release the workbench. The plurality of PC segments 41 produced at the manufacturing site are transported to the intake tower 10 site. And after installing the support bridge support bracket (16), the management bridge (3) girder will be hypothesized.

In addition, the temporary bracket 5 and the plurality of PC segments 41 are mounted on the head side of the field placing pile 20 and the plurality of PC segments 41 are connected to each other. Then, a plurality of dowel bars 30 are installed on the intake tower wall 11 and the reinforcing bars are assembled.

In addition, the on-site concrete 44 is poured to the upper side of the PC segment 41 to manufacture the displacement control slab 40. Finally, as shown in FIG. 18F, after the displacement control slab 40 is completed, the temporary bracket 5 is removed to complete the seismic reinforcement construction of the intake tower.

In addition, the apparatus and method described above are not limited to the configuration and method of the above-described embodiments, and the above-described embodiments are selectively combined with all or part of each embodiment so that various modifications can be made. It may be configured.

1: underwater bottom
2: Bedrock
3: Management school
4: Water intake gate
5: Temporary bracket
10: water intake tower
11: Wall
12: Support
13: Water intake
14: Upper slab
15: upper slab reinforcement
16: Management support bracket
17: Connection culvert
18: Water intake pipe
20: Seismic reinforcement pile
21: Casing
22: Sacrificial Steel Pipe
23: Ceramic painting
24: Rebar network
25: field pouring concrete
30: Dowel Bar
40: displacement control slab
41: PC segment
42: Salvage hook
43:Quickness Concrete
44: On-site concrete
45: Insertion hole
46: Central Hall

Claims (14)

In the pile support intake tower having an upper slab, a wall, a support fixed to the underwater floor, a connecting culvert connected to one side of the wall, and a water intake pipe connected to the other side of the wall,
A plurality of seismic reinforcing piles spaced apart at specific intervals on the outer periphery of the wall;
A displacement control slab connecting a plurality of the seismic reinforcing pile heads to each other and being installed such that the intake tower wall is located in a central hole; And
A pile support intake tower using a seismic reinforcement pile and a displacement control slab, comprising a plurality of connecting members connecting the displacement control slab and the wall to each other.
According to claim 1,
The seismic reinforcing pile, a pile support intake tower using a seismic reinforcing pile and a displacement control slab, characterized in that they are arranged at a certain distance from each other in the circumferential direction in the periphery of the wall.
According to claim 2,
The seismic reinforcing pile is a pile support intake tower using a seismic reinforcing pile and a displacement control slab, characterized in that it consists of a seismic reinforcing pile.
According to claim 3,
The displacement control slab, using a seismic reinforcing pile and displacement control slab, characterized in that a plurality of PC segments having an insertion hole into which the head of the seismic reinforcing pile is inserted is formed by connecting and assembling in the plane direction and pouring concrete upward. File support intake tower.
The method of claim 4,
The connecting member is a pile support water intake tower using a seismic reinforcement pile and a displacement control slab, characterized in that it comprises a dowel bar.
The method of claim 5,
The upper surface of the PC segment is provided with a lifting ring, seismic reinforcement pile and displacement control, characterized in that the rapid space concrete between the space between the plurality of PC segments and the insertion hole of the PC segment and the seismic reinforcement pile Pile support tower using slab.
In the seismic reinforcement method of the pile support intake tower,
A first step of installing a plurality of casings spaced apart at specific intervals around the wall of the water intake tower;
A second step of excavating the installed lower bedrock inside the casing;
A third step of pouring concrete into the casing to construct a seismic reinforced on-site pile;
A fourth step of mounting and connecting a plurality of PC segments to the head side of the seismic reinforcement on-site pile, and installing a connecting member on the intake tower wall; And
A fifth step of producing a displacement control slab by pouring concrete on top of the PC segment; Seismic reinforcement method of a pile support intake tower using a seismic reinforcement pile and a displacement control slab.
The method of claim 7,
Before the first step,
Expanding and reinforcing the upper blade of the intake tower, and installing a water intake gate in the water section and the underwater section of the wall, further comprising a seismic reinforcement pile and a seismic reinforcement of the pile support intake tower using a displacement control slab. Method.
The method of claim 8,
The casing is a seismic reinforcing method of a pile support intake tower using a seismic reinforcement pile and a displacement control slab, characterized in that it is a ceramic coated sacrificial steel pipe.
The method of claim 9,
After the second step,
Seismic reinforcement method of the pile support intake tower using a seismic reinforcement pile and a displacement control slab, characterized in that it further comprises the step of building a reinforcing bar into the casing.
The method of claim 10,
The fourth and fifth steps
Installing a temporary bracket on one side of the wall, and transporting a plurality of PC segments produced in the workshop to the site; And
Seismic reinforcement method of a pile support intake tower using a seismic reinforcement pile and a displacement control slab; The step of mounting the plurality of PC segments on the head side of the seismic reinforced on-site pile.
The method of claim 11,
After the step of mounting on the head side,
Placing a quick concrete in the space between the PC segment and the space between the insertion hole of the PC segment and the cast-in-place pile and installing a plurality of dowel bars on the wall; And
Seismic reinforcing method of a pile support intake tower using a seismic reinforcement pile and a displacement control slab, characterized in that it comprises the steps of pouring concrete to the top to produce a displacement control slab.
The fourth and fifth steps,
Seismic reinforcement method of a pile support intake tower using a seismic reinforcement pile and a displacement control slab, further comprising the step of installing a management bridge support bracket on the upper side of the wall and constructing a management bridge girder.
The method of claim 13,
After completing the manufacturing of the displacement control slab, seismic reinforcing method of a pile support water intake tower using a seismic reinforcement pile and a displacement control slab, characterized by completing the seismic reinforcement construction of the intake tower by removing the temporary bracket.

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