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Structural behavior of precast concrete deck with ribbed loop joints in a composite bridge

  • Shin, Dong-Ho;Chung, Chul-Hun;Oh, Hyun-Chul;Park, Se-Jin;Kim, In-Gyu;Kim, Young-Jin;Byun, Tae-Kwan;Kang, Myoung-Gu
    • Smart Structures and Systems
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    • v.17 no.4
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    • pp.559-576
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    • 2016
  • This study is intended to propose a precast bridge deck system, which has ribbed loop joints between the decks and lacks internal tendons to improve the workability of existing precast deck system. A composite bridge deck specimen was fabricated using the proposed precast deck system, and static and fatigue load tests were conducted to evaluate the structural behavior and the crack pattern of the deck. Leakage test of the deck joints was also conducted and finite element analysis was carried out to compare with the test results.

VIRTUAL CONSTRUCTION OF TRANSFER FLOORS IN REINFORCED CONCRETE BUILDING USING BIM

  • Kwangho So;Bohwan Oh;Yongjik Lee;Hyungeun Lee;Taehun Ha
    • International conference on construction engineering and project management
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    • 2011.02a
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    • pp.12-16
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    • 2011
  • Building Information Modeling (BIM) is being widely spread in AEC industry worldwide and also in South Korea. Although the creation of digital model is better to be started at design stage, it can also improve the productivity of construction by simulating the actual construction process and environment. This paper presents application of BIM-based simulations related with design changes to transfer floors in 58-storey reinforced concrete office building. Transfer floor is not only a structurally important part of the building but also a challenging part of the actual construction in terms of sequence and period due to the complexity of the work. Preconstruction of rebar, mechanical, and plumbing is performed to review the construction drawings and to perform clash detection. Each item of application is evaluated for its effectiveness on actual construction and for the development potential.

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