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FRP바닥판을 갖는 콘크리트합성형교의 설계 Ⅰ - 설계방법, 바닥판설계 및 연결부 상세 KCI 등재

Design of FRP decked concrete composite girder bridges I - Design method, deck design and connections details

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복합신소재구조학회 논문집 (Journal of the Korean Society for Advanced Composite Structures)
한국복합신소재구조학회 (Korean Society for Advanced Composite Structures)
초록

Recently, the fiber reinforced polymers (FRP) materials have been recognized as advanced materials for bridge construction. The FRP bridge deck system has advantages to construct rapidly, its durability. The FRP bridge decks have accepted as a method of deteriorated reinforced concrete bridge deck replacement. For application, design method details and connections for FRP bridge decks will be provided. In this paper, the design method, deck design and connections details on FRP decked precast, prestressed concrete girder bridges is presented. In this study, the design method of efficient connection between FRP deck and concrete girder is proposed with composite action. The schematic of proposed modular FRP panel deck-to-concrete girder connection is also presented, which is the flexible hybrid shear connection included steel reinforcements and FRP tubes. The FRP deck-to-concrete girder hybrid connection system should be improved with further refinement and experimental program. Finally, it is hoped that this paper will be guideline for research and development on this subject field for researchers and engineers

목차
1. INTRODUCTION
 2. PROPOSED DESIGN PROCEDURES
  2.1 Design criteria
  2.2 Determine geometric sections of FRP deck
  2.3 Determine of FRP lamina & laminate materialproperties
  2.4 Determine FRP deck stiffness properties
  2.5 Determine effective width of FRP deck
  2.6 Determine transformed effective width of FRPdecked composite girder
  2.7 Determine of neutral axis
  2.8 Check of stresses
 3. DESIGN OF FRP DECK
  3.1 Laminate design
  3.2 Design of laminate and FRP tube
  3.3 Design of FRP deck system
 4. DESIGN OF CONNECTION
 5. CONCLUSIONS
 REFERENCES
저자
  • 지효선(대원대학교 철도건설공학과 교수) | Ji Hyo-Seon Corresponding author