KR100607879B1 - Apparatus measuring an erosion depth of foundation part of bridge construction in water - Google Patents

Apparatus measuring an erosion depth of foundation part of bridge construction in water Download PDF

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KR100607879B1
KR100607879B1 KR1020060004628A KR20060004628A KR100607879B1 KR 100607879 B1 KR100607879 B1 KR 100607879B1 KR 1020060004628 A KR1020060004628 A KR 1020060004628A KR 20060004628 A KR20060004628 A KR 20060004628A KR 100607879 B1 KR100607879 B1 KR 100607879B1
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scour
depth
measuring
measuring member
vertical scale
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KR1020060004628A
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Korean (ko)
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김학응
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사단법인 대한산업안전협회
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
    • G01B5/30—Measuring arrangements characterised by the use of mechanical techniques for measuring the deformation in a solid, e.g. mechanical strain gauge
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D22/00—Methods or apparatus for repairing or strengthening existing bridges ; Methods or apparatus for dismantling bridges
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D27/00—Foundations as substructures
    • E02D27/32—Foundations for special purposes
    • E02D27/52—Submerged foundations, i.e. submerged in open water
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
    • G01B5/18—Measuring arrangements characterised by the use of mechanical techniques for measuring depth

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Architecture (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Paleontology (AREA)
  • General Engineering & Computer Science (AREA)
  • Bridges Or Land Bridges (AREA)

Abstract

본 발명은 수중구조물 안전진단을 위한 기초부의 세굴깊이 측정장치에 관한 것으로서, 교량구조물 기초부(1)의 세굴깊이를 측정함에 있어서, 상기 기초부(1)의 상부에서의 위치를 측정하는 수직눈금 측정부재(10)와, 상기 수직눈금 측정부재(10)를 상기 기초부(1)의 외주면에 고정하는 고정밴드(20)와, 상기 수직눈금 측정부재(10)의 하단부측에 수평으로 삽입되어 기초부(1)에 형성된 세굴부의 깊이를 측정하는 세굴깊이 측정부재(30)와, 상기 세굴깊이 측정부재(30)를 수평으로 이동 가능하도록 작동시키도록 상기 세굴깊이 측정부재(30)의 외측단에 일단이 고정되고, 타단은 수직눈금 측정부재(10)의 하단 및 상단에 가이드되는 와이어(40)로 구성된 것을 특징으로 한다. 이와 같은 본 발명은 교량구조물 기초부에 형성된 세굴부의 수중으로 부터의 깊이 및 세굴부의 세굴깊이를 정확히 측정하게 됨으로써 세굴깊이에 따른 교량 구조물의 정확한 안전진단할 수 있는 효과적인 발명이다.The present invention relates to an apparatus for measuring the scour depth of a foundation for safety diagnosis of an underwater structure, and in measuring the scour depth of the foundation (1) of a bridge structure, the vertical scale for measuring the position of the upper portion of the foundation (1) is measured. A measuring band 10, a fixed band 20 for fixing the vertical scale measuring member 10 to the outer circumferential surface of the base 1, and horizontally inserted into the lower end side of the vertical scale measuring member 10 Outer end of the scour depth measuring member 30 to operate the scour depth measuring member 30 to measure the depth of the scour portion formed in the base portion 1 and to operate the scour depth measuring member 30 to be movable horizontally. One end is fixed, the other end is characterized by consisting of a wire 40 guided to the bottom and top of the vertical scale measurement member 10. The present invention is an effective invention that can accurately diagnose the depth of the scour portion and the scour depth of the scour portion formed in the base of the bridge structure accurately accurate safety diagnosis of the bridge structure according to the scour depth.

Description

수중구조물 안전진단을 위한 기초부의 세굴깊이 측정장치{Apparatus measuring an erosion depth of foundation part of bridge construction in water}Apparatus measuring an erosion depth of foundation part of bridge construction in water}

도1은 본 발명의 교량구조물 기초부의 외주면에서 설치된 세굴깊이측정장치를 도시한 조립 사시도이고,1 is an assembled perspective view showing a scour depth measuring device installed on the outer circumferential surface of the foundation of the bridge structure of the present invention;

도2는 본 발명의 세굴깊이측정장치를 도시한 사시도이다.Figure 2 is a perspective view showing a scour depth measuring apparatus of the present invention.

<도면의 주요부분에 대한 부호의 간단한 설명><Brief description of symbols for the main parts of the drawings>

1 : 교량구조물 기초부 2 : 세굴부1: foundation of bridge structure 2: scour part

10 : 수직눈금 측정부재 20 : 고정밴드10: vertical scale measuring member 20: fixed band

30: 세굴깊이 측정부재 40 : 와이어30: scour depth measuring member 40: wire

본 발명은 수중구조물 안전진단을 위한 기초부의 세굴깊이 측정장치에 관한 것이다. The present invention relates to a scour depth measuring device of the base for the underwater structure safety diagnosis.

교각에서 국부세굴을 일으키는 근본적 원인은 하상에서의 와류의 형성인 바, 교각주위에서 발생하는 와류중에서 교각전면에서 발생하여 하강류(downflow)에 의해 발생되는 와류를 말굽형와류 (horseshoe vortex)라 하고, 교각 직하류에서 발생되는 와류를 후류형와류(wake vortex)라 한다. 세굴은 기초부로 유입되는 퇴사량보 다 제거량이 큰 경우 발생하게 되며, 시간이 지남에 따라 점차 세굴공( scour hole)과 교각 전면의 세굴심이 증가하게 되어 교각을 파손시킬 뿐만 아니라 하상토와 교각과의 마찰력이 떨어지면서 다리붕괴의 원인이 되고 있다. 이 와류계의 구조는 세가지 기본계인 말굽형 와류(horseshoe vortex) 및 후류형와류(wake vortek) 그리고 트레일링 와류(trailing vortex) 현상으로 구분되며, 이들 와류계의 현상이 전부 혹은 한 두가지 현상으로 구성된다.The primary cause of local scour in bridge piers is the formation of vortices in the riverbed.The vortices occurring around the pier among the vortices around the piers are called horseshoe vortex. For example, the vortex that occurs immediately downstream of a bridge is called a wake vortex. Scour occurs when the removal amount is larger than the amount of sediment flowing into the foundation, and as time passes, scour holes and scour depths in front of the pier gradually increase, which not only breaks the pier, The friction is falling, causing the collapse of the leg. The structure of this vortex system is divided into three basic systems: horseshoe vortex, wake vortek, and trailing vortex, which are all or one or two phenomena. do.

이와 같은 교각 전면의 세굴심, 즉 세굴 깊이를 측정하게 위해서는 잠수부 등을 직접 수중에 투입하여 수중촬영기로 세굴 깊이를 측정하는 방법을 사용하여 왔다. 이러한 세굴 깊이 측정 방법은 세굴 깊이를 정확히 측정하지 못하여 교량 구조물 기초부의 정확한 안전진단을 하지 못하는 문제점이 있다.In order to measure the scour depth, ie the scour depth, on the front of the pier, a method of measuring the scour depth with a hydrograph by using a diver directly in the water has been used. This method of measuring scour depth has a problem in that it is not possible to accurately measure scour depth and thus fail to accurately diagnose the foundation of the bridge structure.

따라서, 상기한 바와 같은 문제점을 해결하기 위하여 본 발명의 목적은 교량구조물 기초부의 세굴깊이를 눈금자로 정확히 측정하도록 하여 세굴깊이에 따른 교량 구조물의 정확한 안전진단할 수 있도록 한 수중구조물 안전진단을 위한 기초부의 세굴깊이 측정장치를 제공하는 데 있다. Accordingly, an object of the present invention to solve the problems as described above is to accurately measure the scour depth of the foundation of the bridge structure with a ruler, so that the basis for the safety diagnosis of the underwater structure to enable accurate safety diagnosis of the bridge structure according to the scour depth To provide a negative scour depth measuring device.

상기 목적을 달성하기 위하여, 본 발명에 의한 수중구조물 안전진단을 위한 기초부의 세굴깊이 측정장치는, 교량구조물 기초부의 세굴깊이를 측정함에 있어서, 상기 기초부의 상부에서의 위치를 측정하는 수직눈금 측정부재와, 상기 수직눈금 측정부재를 상기 기초부의 외주면에 고정하는 고정밴드와, 상기 수직눈금 측정부재의 하단부측에 수평으로 삽입되어 기초부에 형성된 세굴부의 깊이를 측정하는 세굴깊이 측정부재와, 상기 세굴깊이 측정부재를 수평으로 이동 가능하도록 작동시키도록 상기 세굴깊이 측정부재의 외측단에 일단이 고정되고, 타단은 수직눈금 측정부재의 하단 및 상단에 가이드되는 와이어로 구성된 것을 특징으로 한다.In order to achieve the above object, the apparatus for measuring the depth of scrubbing of a foundation for safety diagnosis of an underwater structure according to the present invention includes a vertical scale measuring member for measuring the position of the upper portion of the foundation in measuring the scour depth of the foundation of a bridge structure. And a fixing band for fixing the vertical scale measuring member to the outer circumferential surface of the base portion, a scouring depth measuring member for horizontally inserted into the lower end side of the vertical scale measuring member to measure the depth of the scour portion formed in the base portion, and the scouring. One end is fixed to the outer end of the scour depth measuring member to operate the depth measuring member to move horizontally, the other end is characterized by consisting of a wire guided to the bottom and top of the vertical scale measuring member.

이하, 본 발명을 첨부된 도면을 참조하여 설명하면 다음과 같다. Hereinafter, the present invention will be described with reference to the accompanying drawings.

도1은 본 발명의 교량구조물 기초부의 외주면에서 설치된 세굴깊이측정장치를 도시한 조립 사시도이고, 도2는 본 발명의 세굴깊이측정장치를 도시한 사시도이다.1 is an assembled perspective view showing the scour depth measuring device installed on the outer circumferential surface of the bridge structure foundation of the present invention, Figure 2 is a perspective view showing the scour depth measuring device of the present invention.

도1 및 도2에 도시된 바와 같이, 교량구조물 기초부(1)의 세굴깊이를 측정함에 있어서, 상기 기초부(1)의 상부에서의 위치를 측정하는 수직눈금 측정부재(10)와, 상기 수직눈금 측정부재(10)를 상기 기초부(1)의 외주면에 고정하는 고정밴드(20)와, 상기 수직눈금 측정부재(10)의 하단부측에 수평으로 삽입되어 기초부(1)에 형성된 세굴부의 깊이를 측정하는 세굴깊이 측정부재(30)와, 상기 세굴깊이 측정부재(30)를 수평으로 이동 가능하도록 작동시키도록 상기 세굴깊이 측정부재(30)의 외측단에 일단이 고정되고, 타단은 수직눈금 측정부재(10)의 하단 및 상단에 가이드되는 와이어(40)로 구성된다.1 and 2, in measuring the scour depth of the bridge structure foundation 1, the vertical scale measuring member 10 for measuring the position at the top of the foundation 1, and Fixed band 20 for fixing the vertical scale measuring member 10 to the outer circumferential surface of the base portion 1, and the scour formed in the base portion 1 is inserted horizontally to the lower end side of the vertical scale measuring member 10 One end is fixed to the outer end of the scour depth measuring member 30 to operate the scour depth measuring member 30 and the scour depth depth measuring member 30 to move horizontally, and the other end is It consists of a wire 40 which is guided to the bottom and top of the vertical scale measurement member 10.

상기 수직눈금 측정부재(10)의 상부에는 지지볼트(12)가 설치되어 있고 하단부에는 고리(11)가 설치되어 있다. 상기 와이어(40)는 그 일단이 세굴깊이 측정부재(30)에 고정되어 있고, 타단부는 수직눈금 측정부재(10)의 고리(11)에 가이드되어 지지볼트(12)에 고정되어 있다.The support bolt 12 is installed on the upper portion of the vertical scale measuring member 10, and the ring 11 is installed on the lower portion. One end of the wire 40 is fixed to the scour depth measuring member 30, and the other end of the wire 40 is guided to the ring 11 of the vertical scale measuring member 10 and fixed to the support bolt 12.

이와 같이 구성된 본 발명은 교량구조물의 기초부(1)의 외주면에 형성된 세굴부(2)의 위치를 파악한 후 수직눈금 측정부재(10)를 기초부(1)의 외주면에 고정 밴드(20)로 고정하고, 상기 수직눈금 측정부재(10)의 상단측에 고정된 와이어(40)를 잡아 당기면, 수직눈금 측정부재(10)의 하단에 수평으로 삽입된 세굴깊이 측정부재(30)가 세굴부(2) 내로 삽입된다. 이와 같이 세굴 깊이까지 세굴깊이 측정부재(30)를 삽입한 상태에서 상기 와이어(40)를 수직눈금 측정부재(10)의 상단 고리(11)에 묶는다. 이와 같은 상태에서 고정밴드(20)를 풀고, 수직눈금 측정부재(10)를 수중에서 꺼내어 세굴깊이 측정부재(30)로 측정된 눈금을 보고 세굴깊이를 정확히 측정하게 된다. According to the present invention configured as described above, the position of the scouring portion 2 formed on the outer circumferential surface of the foundation portion 1 of the bridge structure is determined, and then the vertical scale measuring member 10 is fixed to the outer circumferential surface of the foundation portion 1 as the fixing band 20. When fixed, and pulling the wire 40 fixed to the upper side of the vertical scale measuring member 10, the scour depth measuring member 30 inserted horizontally at the bottom of the vertical scale measuring member 10 is a scour section ( 2) inserted into. As such, the wire 40 is tied to the upper end 11 of the vertical scale measuring member 10 in the state where the scour depth measuring member 30 is inserted up to the scour depth. In this state, the fixing band 20 is loosened, the vertical scale measuring member 10 is taken out of the water, and the scour depth is accurately measured by looking at the scale measured by the scour depth measuring member 30.

상기에서 설명한 바와 같이, 본 발명의 수중구조물 안전진단을 위한 기초부의 세굴깊이 측정장치는, 교량구조물 기초부에 형성된 세굴부의 수중으로 부터의 깊이 및 세굴부의 세굴깊이를 정확히 측정하게 됨으로써 세굴깊이에 따른 교량 구조물의 정확한 안전진단할 수 있는 효과적인 발명이다.As described above, the apparatus for measuring the scour depth of the foundation for the safety diagnosis of the underwater structure of the present invention accurately measures the depth from the underwater and the scour depth of the scour at the scour portion formed in the foundation of the bridge structure. It is an effective invention that can accurately diagnose the bridge structure.

Claims (1)

교량구조물 기초부(1)의 세굴깊이를 측정함에 있어서, 상기 기초부(1)의 상부에서의 위치를 측정하는 수직눈금 측정부재(10)와, 상기 수직눈금 측정부재(10)를 상기 기초부(1)의 외주면에 고정하는 고정밴드(20)와, 상기 수직눈금 측정부재(10)의 하단부측에 수평으로 삽입되어 기초부(1)에 형성된 세굴부의 깊이를 측정하는 세굴깊이 측정부재(30)와, 상기 세굴깊이 측정부재(30)를 수평으로 이동시킬 수 있도록 그 일단은 상기 세굴깊이 측정부재(30)의 외측단에 고정되고, 타단부는 수직눈금 측정부재(10)의 고리(11)에 가이드되어 수직눈금부재(10)의 지지볼트(12)에 고정되어 있는 와이어(40)로 구성된 것을 특징으로 하는 수중구조물 안전진단을 위한 기초부의 세굴깊이 측정장치.In measuring the scour depth of the bridge structure foundation (1), the vertical scale measuring member 10 for measuring the position of the upper portion of the foundation 1, and the vertical scale measuring member 10 to the base portion Fixed band 20 fixed to the outer circumferential surface of (1) and the scour depth measuring member 30 inserted horizontally to the lower end side of the vertical scale measuring member 10 to measure the depth of the scour portion formed in the base portion (1) ) And one end is fixed to the outer end of the scour depth measuring member 30 so that the scour depth measuring member 30 can be moved horizontally, and the other end of the hook 11 of the vertical scale measuring member 10. Deep scour depth measuring device of the base for the underwater structure safety diagnosis, characterized in that consisting of a wire (40) guided to the support bolt 12 of the vertical scale member (10).
KR1020060004628A 2006-01-16 2006-01-16 Apparatus measuring an erosion depth of foundation part of bridge construction in water KR100607879B1 (en)

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KR100686954B1 (en) 2006-11-15 2007-02-27 한국씨엠이엔지(주) Vertical degree measurement construction of pier for bridge
KR100715277B1 (en) * 2006-11-18 2007-05-08 (주) 장맥엔지니어링 The instrumentation structure for safety check-up of underwater-structure
KR100791255B1 (en) 2007-08-28 2008-01-03 (주)다음기술단 Safety diagnosis method for substructure of bridge
KR100901008B1 (en) * 2008-12-23 2009-06-08 한국씨엠이엔지(주) The safety diagnosis device for measuring variation of bridge foundation
KR100976766B1 (en) 2008-06-24 2010-08-25 한국해양연구원 survey and construct method for mounting of beacon the sea on underwater baserock
KR101213844B1 (en) 2010-11-29 2012-12-18 현대건설주식회사 Excavation face roughness measuring system and system, and method using the same
KR101812483B1 (en) * 2016-12-29 2017-12-27 한전케이피에스 주식회사 Clearance measuring apparatus
KR102009001B1 (en) * 2019-04-30 2019-08-08 주식회사 세안안전진단 Crack measuring device for safety diagnosis of facilities
CN111336898A (en) * 2018-05-11 2020-06-26 高宏福 Plane positioning roll-type measuring instrument for concrete foundation and using method
KR102188045B1 (en) * 2020-05-11 2020-12-08 주식회사 하이콘엔지니어링 Device for safety inspecting for safety check up and inspection of bridge
CN114427849A (en) * 2022-01-21 2022-05-03 中国铁建大桥工程局集团有限公司 Riverbed elevation measuring device at steel pipe pile position of high-flow-velocity turbid water body
KR102415638B1 (en) * 2022-03-24 2022-07-01 주식회사 천세이엔지 Bridge slab thickness measuring device and method using drain hole

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Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100686954B1 (en) 2006-11-15 2007-02-27 한국씨엠이엔지(주) Vertical degree measurement construction of pier for bridge
KR100715277B1 (en) * 2006-11-18 2007-05-08 (주) 장맥엔지니어링 The instrumentation structure for safety check-up of underwater-structure
KR100791255B1 (en) 2007-08-28 2008-01-03 (주)다음기술단 Safety diagnosis method for substructure of bridge
KR100976766B1 (en) 2008-06-24 2010-08-25 한국해양연구원 survey and construct method for mounting of beacon the sea on underwater baserock
KR100901008B1 (en) * 2008-12-23 2009-06-08 한국씨엠이엔지(주) The safety diagnosis device for measuring variation of bridge foundation
KR101213844B1 (en) 2010-11-29 2012-12-18 현대건설주식회사 Excavation face roughness measuring system and system, and method using the same
KR101812483B1 (en) * 2016-12-29 2017-12-27 한전케이피에스 주식회사 Clearance measuring apparatus
CN111336898A (en) * 2018-05-11 2020-06-26 高宏福 Plane positioning roll-type measuring instrument for concrete foundation and using method
CN111336898B (en) * 2018-05-11 2021-08-03 南京溧水高新产业股权投资有限公司 Plane positioning roll-type measuring instrument for concrete foundation and using method
KR102009001B1 (en) * 2019-04-30 2019-08-08 주식회사 세안안전진단 Crack measuring device for safety diagnosis of facilities
KR102188045B1 (en) * 2020-05-11 2020-12-08 주식회사 하이콘엔지니어링 Device for safety inspecting for safety check up and inspection of bridge
CN114427849A (en) * 2022-01-21 2022-05-03 中国铁建大桥工程局集团有限公司 Riverbed elevation measuring device at steel pipe pile position of high-flow-velocity turbid water body
KR102415638B1 (en) * 2022-03-24 2022-07-01 주식회사 천세이엔지 Bridge slab thickness measuring device and method using drain hole

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