Composite Structures

Shear connection

Composite column

Assessment of Existing Structures

Related research projects & publications

Research Project

• 2018 이중합성교량의 한계상태설계법 적용성 연구
• 2017~  중소 노후교량 장수명화 요소기술 실증 및 최적화 연구
• 2010~2015 직선교량의 공사기간 단축을 위한 표준모듈 활용 조립식 교량 기술개발 (Modular Bridge : Bridge piers with CFT modules)
• 2011~2014 성능기반 강-콘크리트 설계기준 개발 (Development of design codes on steel-concrete composite structures)
• 2012. 강합성 바닥판 설계 및 시공지침 개발 (Development of Design and Construction Guidelines for
• Steel-Concrete Composite decks)
• 2011. 성능기반 강-콘크리트 합성구조 설계기준 개발
  (Performance based Design Codes on Steel-concrete composite structures)
• 2010. 강교량 연속교 부모멘트부 이중합성 기술개발
  (Development of Double composite connection for Continuous composite bridges)
• 2007.  Planning of Super long-span Bridges
• 2007. 조립식 충전강관 합성부재를 이용한 신형식 교량 공법 개발 연구
• 2007. Development of New-bridge system using Prefabricated CFT Composite Members
• 2005. Development of Precast Prestressed Bridge Piers
• 2005. Development of Mid-span Bridge Structures for Innovative Construction
  “Development of Connection between Steel Diagonal members and Concrete Slab”
• 2005. 강합성 2주형 고속철도 교량의 구조해석 및 상세 개발
• 2004. Structural Analysis and Detail Development of Twin-girder High-speed Railway Bridges
• 2004. Evaluation of Structural Performance of Preflex Beams using TMC570
• 2004. System Identification 및 음향 방출기술을 이용한 교량구조물의 진단기술개발
• 2003. Korea Bridge Design and Engineering Center “Development of Composite Bridge Piers”
• 2003. Analytical Research on Large Studs for Composite Bridges
• 2003. Development of Design and Construction Management System for Cable-Stayed Bridges
• 2003. 교량용 장수명 합리화 바닥판 개발(Ⅱ)
• 2003. 강합성교 전단연결부 해석
• 2002. 교량용 장수명 합리화 바닥판 개발(Ⅰ)
• 2002. I-grating Composite Slabs
• 2000. Application of Precast Concrete Decks to Continuous Open Steel-Box Girder
• 2000. Analytical Studies on PSC Box Bridges with Corrugated Steel Web
• 2000. Evaluation of Composite Connection between Steel File and Footing

Related research projects & publications

Journal papers

• 2024. Fatigue Life Prediction for Stud Shear Connectors Based on a Machine Learning Model. Buildings 2024, 14, 3278. https://doi.org/10.3390/buildings14103278
• 2024. Augmented Data-Driven Machine Learning for Digital Twin of Stud Shear Connections, Buildings, 2024, 14, 328. https://doi.org/10.3390/buildings14020328
• 2023. Structural performance evaluation of bolted end plate connections in a half-through railway inclined girder, Steel and Composite Structures, https://doi.org/10.12989/scs.2023.49.5.473
• 2016 Experiments on Flexural Strength on Composite Modular Pier Cap for CFT columns, KSCE Journal of Civil Engineering,
  (2016) 20(6):2483-2491. DOI 10.1007/s12205-015-1467-9
• 2016, Analytical evaluation of a modular CFT bridge pier according to directivity. Steel and Composite Structures,
  20(6): 1193-1203. DOI: 10.12989/scs.2016.20.6.1193
• 2016, Cyclic and static behaviors of CFT modular bridge pier with enhanced bracings. Steel and Composite Structures, 20(6): 1221-1236 http://dx.doi.org/10.12989/scs.2016.20.6.1221
• 2015, Structural Behavior of a Continuous Composite Truss with a Composite Lower Chord,
  Journal of Constructional Steel Research, 105(1), 2015: 1-11.
  http://dx.doi.org/10.1016/j.jcsr.2014.11.001
• 2014, “Stress Concentration Factors of N-joints of Concrete-filled Tubes Subjected to Axial Loads”,
  International Journal of Steel Structures, 14(1); 1-11. DOI 10.1007/s13296-014-1001-9
• 2014, “Performance of stud clusters in precast bridge decks”, The Baltic Journal of Road and Bridge Engineering,
  9(1), 2014: 43-51. doi:10.3846/bjrbe.2014.06
• 2012. “Shake Table Tests of Steel Embedded Composite Columns Under Moderate Near-Fault Motion”,
  International Journal of Steel Structures, Vol.12 No. 4. pp.556-562. DOI 10.1007/s13296-012-4010-6
• 2011. “Design of Double Composite Bridges using High Strength Steel”, Procedia Engineering 14,
  2011, pp.1825-1829.
  http://dx.doi.org/10.1016/j.proeng.2011.07.229
• 2011. “Cyclic Behavior of Prefabricated Circular Composite Columns with Low Steel Ratio”, Engineering Structures,
  vol. 33, 2011, September, pp.2525-2534.
  http://dx.doi.org/10.1016/j.engstruct.2011.04.024
• 2010. “Development and Application of Precast Decks for Composite Bridges”, Structural Engineering International, Vol.20, No.2, May, 2010, pp.126-133. DOI: http://dx.doi.org/10.2749/101686610791283623(Mocmocmpoehue mupa No.3, 2011 (world bridge construction, AMOST foundation)(World bridges, ISSN 1671-7767, 2011 No. 5)
• 2010. “Structural Performance of Composite Joints using Bent Studs”, International Journal of Steel Structures,
  March 2010, Vol 10, No 1, 1-13. DOI: 10.1007/BF03249508
• 2009. “Experimental investigation of double composite twin-girder railway bridges”,
  Journal of Constructional Steel Research, 65(6), June, 2009. pp.1355-1366.
  http://dx.doi.org/10.1016/j.jcsr.2009.02.004
• 2008. “Cyclic response of concrete-encased composite columns with low steel ratio”,
  Structures and Buildings, Proc. of the Institution of Civil Engineers, 161, Issue SB2, 2008, pp.77-89. DOI: 10.1680/stbu.2008.161.2.77
• 2005. “Static and fatigue behavior of large stud shear connectors for steel-concrete composite bridges”,
  Journal of Constructional Steel Research, Vol.61, Issue 9, September 2005, pp.1270-1285.
  http://dx.doi.org/10.1016/j.jcsr.2005.01.007
• 2004. “Static Behavior of large stud shear connectors”, Engineering Structures, Vol. 26, Issue 12 October 2004, pp.1853-860 http://dx.doi.org/10.1016/j.engstruct.2004.07.011
• 2004. “Testing a composite box-girder bridge with precast decks”, Structures & Buildings, ICE, Vol.157, Issue 4, October 2004, pp.243-250.
  DOI: 10.1680/stbu.2004.157.4.243
• 2004. “Inelastic Behaviour of Externally Prestressed Continuous Composite Box-Girder Bridge with Prefabricated Slabs”,
  Journal of Constructional Steel Research, Vol.60, Issue 7, pp.989-1005. DOI: 10.1016/j.jcsr.2003.09.004
• 2003. “Cracking of Continuous Composite Beams with Precast Decks,” Journal of Constructional Steel Research, Vol.59, Feb. 2003, pp.201-14.. http://dx.doi.org/10.1016/S0143-974X(02)00032-9
• 2002. “The Effect of Bedding Layer on the Strength of Shear Connection in Full-Depth Precast Deck,” Engineering Journal,
  AISC, 2002, 3rd Quarter, pp127-135.
• 2001. “Design of Shear Connection in Composite Steel and Concrete Bridges with Precast Decks,”
  Journal of Constructional Steel Research, 57(2001) pp. 203-219.
  http://dx.doi.org/10.1016/S0143-974X(00)00018-3
• 2001. “Continuous Composite Bridges with Precast Decks,” International Journal of Steel Structures, Vol. 1, No. 2, Sep. 2001, pp.123-132.
• 2000. “The Behavior of Shear Connection in Composite Beam with Full-Depth Precast Slab,” Structures and Buildings, The Institution of Civil Engineers, Jan., Vol.140, pp.101-110. DOI: 10.1680/stbu.2000.140.1.101

Patents 

1. 프리캐스트 철근콘크리트 바닥판, 이를 구비한 이중합성연속교량 및 그 시공방법

2. 연속 프리플렉스 빔 교량구조물 및 그 연속화 시공방법

3. 외부 강선으로 보강한 연속 프리플렉스 빔 구조물 및 그 연속화 시공방법

4. I형강 합성중공바닥판 및 그 시공방법
{Hollow Type I Beam Composite Deck and Constructing Method thereof}

5. 횡방향 이음구조를 가진 I형강 합성중공바닥판 및 그 이음시공방법
{Hollow Type I Beam Composite Deck having Lateral Connecting Structure and Constructing Method thereof}

6. 종방향 이음부를 가진 I형강 합성중공바닥판 및 그 이음시공방법
{Hollow Type I Beam Composite Deck having Longitudinal Joints and Constructing Method thereof}

7.  콘크리트 구조물의 스터드 설치용 고정구 {device for fixing stud in concrete structure}

8.프리캐스트 콘크리트 거푸집을 이용한 합성 중공 교각 구조물 및 그 시공방법
{Hollow type Composite Pier Structure using Precast Concrete Form and Constructing Method therefor}

9. 절곡 연결재를 구비하여 합성효과를 증진시킨 강재 매립형 합성 교각 구조물
(Composite Pier Structure Having Embedded Pile and Bent Stud)

10. 힌지 연결구조를 가지는 복부트러스 복합거더 및 그 격점부 연결구조

11. 슬릿판에 의한 변위 허용 연결구조를 가지는 복부트러스 복합거더 및 그 격점부 연결구조

12. Ｔ형 전단연결재와 볼트 연결구조를 가지는 복부 트러스복합 거더 및 그 격점부 연결구조

13. 절곡 스터드 볼트를 이용한 복부 트러스 복합거더의 격점부 연결구조 및 이러한 연결구조를 가지는 복합 트러스 복합 거더

14. 말뚝 두부 연결용 조립체, 이를 이용한 말뚝과 프리캐스트 콘크리트 교각 구조물의 연결구조 및 그 연결시공방법

15. 사재 충전형 힌지 연결구조를 가지는 복부 트러스 복합거더 및 그 격점부 연결구조

16. 강관말뚝과 프리캐스트 콘크리트 교각 구조물의 연결용 조립체, 이를 이용한 강관말뚝과 프리캐스트 콘크리트 교각 구조물의 연결구조 및 그 연결시공방법 (Connection for steel pile head, connection structure and method of pile and precast concrete pier structure)