KR101854833B1 - Concrete girder and rahmen bridge using the same - Google Patents

Concrete girder and rahmen bridge using the same Download PDF

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Publication number
KR101854833B1
KR101854833B1 KR1020170077404A KR20170077404A KR101854833B1 KR 101854833 B1 KR101854833 B1 KR 101854833B1 KR 1020170077404 A KR1020170077404 A KR 1020170077404A KR 20170077404 A KR20170077404 A KR 20170077404A KR 101854833 B1 KR101854833 B1 KR 101854833B1
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South Korea
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concrete
angled
reinforcing
transverse
girder
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KR1020170077404A
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Korean (ko)
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김영태
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김영태
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Priority to KR1020170077404A priority Critical patent/KR101854833B1/en
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    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D2/00—Bridges characterised by the cross-section of their bearing spanning structure
    • E01D2/04—Bridges characterised by the cross-section of their bearing spanning structure of the box-girder type
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D2101/00—Material constitution of bridges
    • E01D2101/20—Concrete, stone or stone-like material
    • E01D2101/24—Concrete
    • E01D2101/26—Concrete reinforced

Abstract

Disclosed are a concrete girder for a rahmen bridge and a rahmen bridge using the same. The concrete girder includes: a front corner reinforcing portion (110) formed on a front end; a rear corner reinforcing portion (120) formed on a rear end; and a girder body (130) formed between the front and rear corner reinforcing portions. The front corner reinforcing portion has a front opening (111a) and an upper opening (111b). A filling groove (111) is preferably formed on both the front and rear corner reinforcing portions. The front and rear reinforcing portions of the concrete girder are formed with the filling groove in which the concrete is deposited, thereby engaging the front and rear reinforcing ports with a wall and thus increasing an engaging force therebetween.

Description

CONCRETE GIRDER AND RAHMEN BRIDGE USING THE SAME <br> <br> <br> Patents - stay tuned to the technology CONCRETE GIRDER AND RAHMEN BRIDGE USING THE SAME

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a construction field, and more particularly, to a concrete girder for use in a railway bridge and a raymen bridge using the same.

A ramen bridge is a bridge type in which a wall and a girder are integrated without a support device (a quasi-system), and a maximum moment is generated at the right corner where the wall and the girder are connected.

Therefore, a large amount of reinforcing bars are buried in the right corners to prevent cracks in the right corner.

However, there has been a problem in that the coupling of the reinforcing bars installed on the wall and the reinforcing bars projected on the girder is complicated, and the space of the live part of the concrete placed on the right side is narrowed.

To solve this problem, a method of connecting a reinforcing bar to a coupler has been developed, but cracks in the right corner are continuously generated.

The technical structure, name and drawing number of the prior art described below are limited to the description of the prior art.

Korean Patent No. 10-2007-0087885 'Long-span prestressed concrete girder-type bridged bridges and their construction methods through moment redistribution' are used to redistribute moment and to improve the cross-sectional shape of wall and girder in the construction phase. The moment generated by the bridge is guided to the center of the bridge to minimize the moment at the top of the bridge, and the secondary and negative moments acting on the bridge are balanced by the secondary dead load and live load, The present invention relates to a ramen bridge and a method of constructing the same. The ramen bridge comprises a concrete wall 10 on both sides and a ramen bridge composed of an upper structure. The upper structure has an I-shaped cross section composed of upper and lower flanges and webs in the middle of the bridge, A PSC girder 20 having a quadrangular solid section and a concrete bottom plate 31 integrally formed on the PSC girder 20 Becomes the lure; A bracket 14 is formed at the upper portion of the concrete wall 10 so as to protrude inwardly of the brace so that the end of the PSC girder 20 is mounted on the bracket 14; And the concrete structure 30 is integrally installed in the fulcrum portion so that the upper structure and the wall body 10 are integrally formed to be strong.

Korean Patent No. 10-2006-0014353 'The Prestressed Concrete Raman Bridge and Its Construction Method Using a Cross Section Edge Girder for Minimizing Deformation' is to improve the longitudinal linearity of the road by minimizing the deformations according to the girder bridge hypothesis, Prestressed concrete rammen bridge and its construction method by minimizing the maintenance by minimizing the maintenance by minimizing the maintenance by using the edge guide girder to minimize the maintenance by ensuring good watches and harmonizing with the vehicle protection landscape. The purpose is to provide. In order to achieve the above object, according to the present invention, there is provided a prestressed concrete ramen bridge using a cross-sectional edge girder for minimizing deformations, comprising: an alternating portion formed by pouring concrete on both sides of a foundation; A prestressed concrete slab installed on the alternating section, having a fixing port at both ends thereof, and a PC stranded wire in the fixing section; And an edge girder vertically integrally installed at both ends of the prestressed concrete slab.

Korean Patent No. 10-2016-0078934 'Concrete girder having a coupler and method of raymen bridge using the same' is a girder (1), an alternation or pier, and a ramen bridge made of steel reinforced with piers and piers. A plurality of couplers 2 having an octagonal plane and through which a hole 5 with a helix formed at its center passes are embedded at both ends of the girder 1 so as to coincide with the lower surface of the girder 1, 2 ', the end portion of which is bent in a vertical direction and has a spiral' A '-shaped tension member 3 having a bolt function. The vertical reinforcing bars 4 are alternately arranged in an alternating or piercing wall And the reinforcing member 3 and the vertical reinforcing bar 4 are coupled by the coupler 2 in a spiral manner.

Korean Patent 10-2007-0087885 Korean Patent No. 10-2006-0014353 Korean Patent No. 10-2016-0078934

The present invention has been devised to solve the above-mentioned problems, and it is an object of the present invention to provide a ramen bridge concrete girder which is excellent in a coupling force between a wall and a girder and does not cause cracks in the right corner, and a ramen bridge using the same.

In order to solve the above problem, the concrete girder for a ramen of the present invention comprises a front right-angled braced portion 110 formed at a front end portion thereof; A rear right-angled braced portion 120 formed at the rear end portion; And a girder main body 130 formed between the front right angled rigid portion 110 and the rear right angled rigid portion 120. The front right angled rigid portion 110 has a front opening portion 111a; An upper opening portion 111b; A pair of side wall portions 111c; A concrete filling groove 111 is formed so that a bottom portion 111d is formed.

It is preferable that the concrete filling grooves 111 are formed symmetrically on both of the front right-angled portion 110 and the rear right-angled portion 120.

The side wall portion 111c may be formed from a lower portion to a central portion based on a height of the body portion 130. [

It is preferable that a through hole h is formed in the bottom portion 111d along the vertical direction.

The transverse reinforcing bar 200 is provided on the side wall portion 111c so that the transverse reinforcing bars 200 pass through the pair of side wall portions 111c along the transverse direction. An upper transverse reinforcing portion 210 which penetrates all of the pair of side wall portions 111c and has an end protruding outside the side wall portion 111c; A lower transverse reinforcement 220 spaced below the upper transverse reinforcement 210 to provide the same structure as the upper transverse reinforcement 210; And a transverse connecting portion 230 having a round structure for connecting the ends of the upper transverse reinforcing portion 210 and the lower transverse reinforcing portion 220 protruded outward of the side wall portion 111c in an integrated structure .

A longitudinal reinforcing bar 300 is installed on the front and rear surfaces of the main body 130, respectively. The longitudinal reinforcing bars 300 include an upper longitudinal reinforcing bar 310; A lower longitudinal steel bar portion 320 spaced below the upper longitudinal steel bar 310; And a vertical connection part 330 having a round structure for connecting the ends of the upper longitudinal reinforcing part 310 and the lower longitudinal reinforcing part 320 in an integral structure.

The body portion 130 is formed with a plurality of hollow portions 131 in the front and rear direction with an interval therebetween, and the hollow portion 131 is formed by a hollow plastic member.

A ramen bridges using a concrete bridging bridge 100 according to an embodiment of the present invention includes a pair of bridges 400; The ramen bridge concrete girder (100) is installed on the upper surface of the pair of walls (400) so as to have the structure in which the front right angled steel reinforcing portion (110) and the rear right angled reinforcing steel portion (120) And a concrete 500 which is filled with the filling grooves 111 and is placed so that the wall 400 and the concrete concrete girder 100 are put together.

The wall 400 is provided with a protruding reinforcing bar 410 protruding from the upper surface thereof. The protruding reinforcing bar 410 includes a buried portion 410a embedded in the wall 400; And a protrusion 410b protruding upward from the wall 400. The protrusion 410b is preferably fixed through the through hole h.

It is preferable that the shear reinforcement 420 is coupled to the protruding portion 410b protruding to the upper portion of the buried portion 410a and the bottom portion 111d in order to prevent the protruding reinforcing bar 410 from being pulled out.

A rubber pad 600 is provided between the upper surface of the wall 400 and the concrete concrete girder 100 so that the protruding reinforcing bar 410 penetrates.

The right side reinforcement 700 is installed on the upper surface of the wall 400. The right side reinforcement 700 includes an outer right side reinforcement 710 installed on the upper side of the upper side of the wall 400. And an inner right leg reinforcing bar 720 spaced inward from the right right leg reinforcing bar 710.

The right-angled reinforcing bar 700 is coupled to the longitudinal reinforcing bar 300. The outer right-angled reinforcing bar 710 is bent inward to be engaged with the upper longitudinal reinforcing bar 310, The reinforcing bars 720 are preferably bent inward to engage with the lower longitudinal reinforcing bars 320.

A plurality of the above-mentioned concrete girder concrete girders (100) installed adjacent to each other with respect to the left and right direction are coupled to each other by a concrete beam (800) installed between a pair of adjacent concrete girders (100) And the transverse reinforcement 200 is coupled to the transverse reinforcement 810 embedded in the transverse beam 800.

Fig. 1 is a schematic side view showing a PSC girder of Korean Patent No. 10-2007-0087885 mounted on a wall.
FIG. 2 is a perspective view showing a prestressed concrete raymen bridge using a cross-sectional edge girder for minimizing deformations of Korean Patent No. 10-2006-0014353.
3 is a side sectional view of a girder provided with a plurality of couplers of Korean Patent No. 10-2016-0078934.
4 is a side elevation view of a concrete girder of a ramen bridge according to an embodiment of the present invention.
5 is a perspective view of a concrete girder of a ramen bridge according to an embodiment of the present invention.
6 is a perspective view of a concrete girder of a ramen bridge according to another embodiment of the present invention.
FIG. 7 is a perspective view of a concrete girder of a ramen bridge having a longitudinal reinforcing bar and a transverse reinforcing bar according to an embodiment of the present invention; FIG.
8 is a perspective view of a longitudinal reinforcement according to an embodiment of the present invention.
9 is a perspective view of a transverse reinforcement according to an embodiment of the present invention.
10 is a side view of a ramen bridge showing a state where a right and left reinforcing bars are combined according to an embodiment of the present invention;
11 is a side view of a wall provided with a protruding reinforcing bar according to an embodiment of the present invention;
FIG. 12 is an enlarged view of a right side of a right-angled portion in which a concrete is laid in such a manner that a concrete concrete girder and a wall are engaged with each other according to an embodiment of the present invention.
13 is a side view of a ramen bridge according to an embodiment of the present invention;
FIG. 14 is a plan view of a concrete girder bridge according to an embodiment of the present invention joined by a beam. FIG.
15 is a plan view showing that a right-angled reinforcing bar and a longitudinal reinforcing bar are combined and a transverse reinforcing bar and a crossing reinforcing bar are combined according to an embodiment of the present invention.
FIG. 16 is an enlarged plan view showing a combination of a transverse reinforcing bar and a crossing reinforcing bar according to an embodiment of the present invention; FIG.

The present invention will now be described more fully with reference to the accompanying drawings, in which like or corresponding elements are denoted by like reference numerals, and in which: A duplicate 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 &quot; coupled &quot; 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.

Hereinafter, a concrete girder bridge according to an embodiment of the present invention and a ramen bridge using the same will be described in detail with reference to the accompanying drawings.

The ramen bridge concrete girder according to the present invention comprises: a front right-angled support rib (110) formed at a front end; A rear right-angled braced portion 120 formed at the rear end portion; And a girder main body 130 formed between the front right angled bevelled portion 110 and the rear right angled convex portion 120. The front right angled bevelled portion 110 has a front opening portion 111a; An upper opening portion 111b; The pair of side wall portions 111

It is preferable that the concrete filling grooves 111 are formed symmetrically on both the front right-angled portion 110 and the rear right-angled portion 120.

As shown in FIGS. 4 to 6, since the filling groove 111 is formed in the front and rear reinforcing portions 110 and 120 of the ramen bridge concrete girder according to the present invention to sufficiently fill concrete to be inserted for connection with the wall The bonding strength between the wall and the girder can be improved.

It is preferable that the side wall portion 111c is formed from the lower portion to the central portion with respect to the height of the body portion 130. [

As shown in FIG. 6, the side wall portion 111c may be formed from the bottom to the central region.

It is preferable that a through hole h is formed in the bottom portion 111d along the vertical direction.

7, since the through hole h is formed in the bottom portion 111d and the protruding reinforcing bar 410 protruding to the upper portion of the wall is inserted and fixed in the through hole h, And it is possible to prevent the girder from being conducted after the concrete girder 100 is installed.

The transverse reinforcing bars 200 are provided on the side wall portions 111c so that the transverse reinforcing bars 200 pass through all of the pair of side wall portions 111c along the transverse direction. An upper transverse reinforcing portion 210 penetrating the pair of side wall portions 111c so as to protrude outward from the side wall portion 111c; A lower transverse reinforcing portion 220 spaced below the upper transverse reinforcing portion 210 and provided in the same structure as the upper transverse reinforcing portion 210; And a round connecting portion 230 having a round structure that integrally connects the upper transverse reinforcement portion 210 protruded outward of the side wall portion 111c and the end portion of the lower transverse reinforcement portion 220 Do.

In this case, the transverse reinforcing bars 200 are connected to the transverse reinforcing bars 210 and the lower transverse reinforcing bars 220 by the transverse connecting parts 230 as shown in FIG.

The transverse connection part 230 is formed in a round structure in order to improve the bonding strength by forming a coupling with the transverse reinforcement 810 embedded in the inside of the cross beam 800 when the transverse beam 800 is installed.

The longitudinal reinforcing bars 300 are provided on the front and rear surfaces of the body portion 130, respectively. The longitudinal reinforcing bars 300 include an upper longitudinal reinforcing portion 310; A lower longitudinal reinforcing portion 320 spaced below the upper longitudinal reinforcing portion 310; And a rounded longitudinal connection portion 330 connecting the ends of the upper longitudinal reinforcing portion 310 and the lower longitudinal reinforcing portion 320 integrally.

As shown in FIG. 9, longitudinal reinforcement 300 is formed on the front and rear surfaces of the main body 130.

The longitudinal connection part 330 has a round structure to improve the bonding strength when the longitudinal reinforcing bars 300 are combined with the outer right reinforcing bars 710 and the right reinforcing bars 720.

It is preferable that the body portion 130 has a plurality of hollow portions 131 formed therein at an interval from each other along the longitudinal direction and the hollow portion 131 is formed by a hollow plastic member.

In this case, the weight of the girder can be reduced by forming the hollow portion 131 in the inside of the concrete concrete girder 100.

If the weight of the girder is small, it is possible to reduce the size of the equipment for lifting and transporting the girder, and to improve the working speed, thereby reducing the overall construction cost.

A ramen bridges using a concrete bridging bridge 100 according to an embodiment of the present invention includes a pair of bridges 400; A ramen bridge concrete girder 100 installed on a top surface of a pair of walls 400 with a structure in which a front right-angled auxiliary beam portion 110 and a rear right-angled auxiliary beam portion 120 are respectively raised; And a concrete 500 which is filled with the filling grooves 111 and is placed so that the wall 400 and the concrete girder 100 for framing are combined.

The wall 400 is provided with a protruding reinforcing bar 410 protruding from the upper surface thereof. The protruding reinforcing bar 410 comprises a buried portion 410a embedded in the wall 400; And the protrusion 410b protruding from the upper portion of the wall 400. The protrusion 410b is preferably fixed through the through hole h.

In this case, since the reinforcing bar 410 is inserted and fixed in the through hole h when the concrete girder 100 is mounted on the wall 400, the girder conduction after the girder installation can be prevented .

It is preferable that the shear reinforcement 420 is coupled to the protruding portion 410b protruding to the upper portion of the buried portion 410a and the bottom portion 111d in order to prevent the protruding reinforcing bar 410 from being pulled out.

In this case, since the shear reinforcement 420 is installed in the protruding reinforcement 410 as shown in FIGS. 10 and 12, it is possible to prevent the protruding reinforcement 410 from being pulled out after the concrete is filled in the right corner.

It is preferable that a rubber pad 600 is provided between the upper surface of the wall 400 and the concrete girder 100 through which the protruding reinforcing bar 410 passes.

The right side reinforcement 700 is installed on the upper surface of the wall 400 so as to protrude from the upper side of the wall 400. The right side reinforcement 700 includes an outer right side reinforcement 710 installed outside the upper side of the wall 400. And an inner right angled reinforcing bar 720 spaced inward from the right right angled reinforcing bar 710.

The right-side rebar 700 is coupled to the longitudinal rebar 300 while the right-right rebar 710 is bent inward to engage with the upper longitudinal rebar 310 and the inner right- Is preferably bent inward so as to be engaged with the lower longitudinal steel bar 320.

In this case, the right-angled reinforcing bars 700 are coupled to the longitudinal reinforcing bars 300 as shown in FIG. 12, wherein the ends of the right reinforcing bars 700 are formed in a ring structure to improve the bonding force with the longitudinal reinforcing bars 300 .

A plurality of the concrete girders 100 provided adjacent to each other with respect to the left and right directions are coupled to each other by a concrete beam 800 installed between a pair of adjacent concrete girders 100 installed on the side of the concrete, The directional reinforcing bars 200 are preferably coupled to the transverse reinforcing bars 810 embedded in the cross beams 800.

In this case, the transverse reinforcing bars 200 are combined with the reinforcing bars of the transverse reinforcing bars 810 as shown in Fig.

h: Through hole 100: Concrete girder
110: front right-angled relief portion 111: charging groove
111a: front opening portion 111b:
111c: side wall portion 111d: bottom portion
120: Rear right angle brace steel portion 130:
131: hollow part 200: transverse reinforcement
210: upper transverse reinforcement 220: lower transverse reinforcement
230: transverse connection part 300: longitudinal reinforcing bar
310: upper longitudinal reinforcing portion 320: lower longitudinal reinforcing portion
330: longitudinal connection part 400: wall
410: extruded reinforcing bar 420: shear reinforcement
500: Concrete 600: Rubber pad
700: Right side rebar 710: Right side Right side rebar
720: Inside right side Reinforcement 800: Rear beam
810: Crossbar reinforcing bars

Claims (14)

A front right-angled braced portion 110 formed at the front end portion;
A rear right-angled braced portion 120 formed at the rear end portion;
And a girder main body 130 formed in a region between the front right-angled supporting rib 110 and the rear right rib supporting rib 120,
In the front right-angled auxiliary beam portion 110,
A front opening portion 111a;
An upper opening portion 111b;
A pair of side wall portions 111c;
A concrete filling groove 111 is formed so as to form a bottom portion 111d,
The side wall portion 111c is formed from a lower portion to a central portion based on a height of the body portion 130,
A through hole h is formed in the bottom portion 111d along the vertical direction,
The side wall part 111c is provided with a transverse reinforcing bar 200 and is installed to penetrate the pair of side wall parts 111c along the left and right direction,
The transverse reinforcement 200 is
An upper transverse reinforcing portion 210 penetrating both of the pair of side wall portions 111c so as to protrude outward from the side wall portion 111c at both ends thereof;
A lower transverse reinforcement 220 spaced below the upper transverse reinforcement 210 to provide the same structure as the upper transverse reinforcement 210;
And a transverse connecting portion 230 having a round structure for connecting the ends of the upper transverse reinforcing portion 210 and the lower transverse reinforcing portion 220 protruded outward of the side wall portion 111c in an integrated structure ,
A longitudinal reinforcing bar 300 protrudes from a front surface and a rear surface of the main body 130,
The longitudinal reinforcement 300 is
An upper longitudinal reinforcing portion 310;
A lower longitudinal steel bar portion 320 spaced below the upper longitudinal steel bar 310;
And a longitudinal connection portion 330 having a round structure for connecting the ends of the upper longitudinal reinforcing portion 310 and the lower longitudinal reinforcing portion 320 in an integrated structure. as,
A pair of walls 400;
The ramen bridge concrete girder (100) is installed on the upper surface of the pair of walls (400) so as to have the structure in which the front right angled steel reinforcing portion (110) and the rear right angled reinforcing steel portion (120)
And a concrete 500 which is filled with the filling grooves 111 and is placed so that the wall 400 and the concrete concrete girder 100 are put together,
The wall 400 is provided with a protruding reinforcing bar 410 projecting upwardly,
The protruding reinforcing bars 410
A buried portion 410a buried in the wall 400;
And a protrusion 410b protruding upward from the wall 400,
The protruding portion 410b is fixed through the through hole h and is installed on the upper surface of the wall body 400 so as to protrude the right reinforcing bar 700,
The right-angled reinforcing bar 700
An outer right-angled-portion reinforcing bar 710 provided outside the upper surface of the wall body 400;
And an inner right angled portion 720 spaced inwardly from the outer right angled portion 710,
The right-angled reinforcing bar 700 is coupled to the longitudinal reinforcing bar 300,
The outer right leg reinforcing bars 710 are bent inward to be engaged with the upper longitudinal reinforcing bars 310,
And the inner right angled portion reinforcing bars 720 are bent inward to engage with the lower longitudinal reinforcing portion 320.
The method according to claim 1,
The concrete filling grooves 111
Are formed in both the front right-angled braided portion (110) and the rear right-angled braided portion (120) in a symmetrical structure.
delete delete delete delete The method according to claim 1,
The body portion 130
Wherein a plurality of hollow portions (131) are formed in the inner side of the hollow portion (131) along the forward and backward directions, and the hollow portion (131) is formed by a hollow plastic member.
delete delete The method according to claim 1,
In order to prevent the protruding bar 410 from being pulled out,
And the shear reinforcements 420 are coupled to the protrusions 410b protruding from the upper portions of the buried portion 410a and the bottom portion 111d.
11. The method of claim 10,
Wherein a rubber pad (600) is provided between the upper surface of the wall (400) and the concrete concrete girder (100) to penetrate the protruding reinforcing bar (410).
delete delete The method according to claim 1,
With reference to the lateral direction,
A plurality of the above-mentioned concrete girder (100)
The transverse reinforcing bars 200 are joined to each other by a concrete cross bar 800 installed between a pair of adjacent concrete girders 100. The transverse reinforcing bars 200 are joined to the transverse reinforcing bars 810 ). &Lt; / RTI &gt;
KR1020170077404A 2017-06-19 2017-06-19 Concrete girder and rahmen bridge using the same KR101854833B1 (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101998394B1 (en) * 2018-10-16 2019-07-09 김석희 Precast concrete girder composed of upper structure and bridge containing girder and method for constructing this bridge
KR102241713B1 (en) * 2020-07-28 2021-04-20 주식회사 길교이앤씨 Precast end block, concrete girder for rahmen with the same, bridge with the concrete girder for rahmen and construction method of the concrete girder for rahmen using the same

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20060014353A (en) 2005-12-29 2006-02-15 안도열 Fabrication method of saw filter
KR20070087885A (en) 2006-01-17 2007-08-29 문상주 Learning management system
KR20140108961A (en) * 2013-03-04 2014-09-15 최승희 Composite rahmen bridge and construction method thereof
KR101469150B1 (en) * 2014-07-14 2014-12-04 브릿지테크놀러지(주) Rahmen bridge construction method using girder
KR101551451B1 (en) * 2014-10-10 2015-09-18 (주)효명이씨에스 Steel plate girder improved coner fixing capacity and rahmen or box type structure construction method using the same
KR20160078934A (en) 2016-06-20 2016-07-05 사회복지법인 삼성생명공익재단 An Apparatus for Diagnosing Cancer and an Method for The Same

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20060014353A (en) 2005-12-29 2006-02-15 안도열 Fabrication method of saw filter
KR20070087885A (en) 2006-01-17 2007-08-29 문상주 Learning management system
KR20140108961A (en) * 2013-03-04 2014-09-15 최승희 Composite rahmen bridge and construction method thereof
KR101469150B1 (en) * 2014-07-14 2014-12-04 브릿지테크놀러지(주) Rahmen bridge construction method using girder
KR101551451B1 (en) * 2014-10-10 2015-09-18 (주)효명이씨에스 Steel plate girder improved coner fixing capacity and rahmen or box type structure construction method using the same
KR20160078934A (en) 2016-06-20 2016-07-05 사회복지법인 삼성생명공익재단 An Apparatus for Diagnosing Cancer and an Method for The Same

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101998394B1 (en) * 2018-10-16 2019-07-09 김석희 Precast concrete girder composed of upper structure and bridge containing girder and method for constructing this bridge
KR102241713B1 (en) * 2020-07-28 2021-04-20 주식회사 길교이앤씨 Precast end block, concrete girder for rahmen with the same, bridge with the concrete girder for rahmen and construction method of the concrete girder for rahmen using the same

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