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Behavior of Exterior Beam Column Joint with Rectangular Spiral Reinforcement
Recently two consecutive seismic activity in the form of earthquake happen in turkey, this was given great lessons to all over the globe that, the beam-column joint is the critical section in every reinforced concrete moment resisting frame. During severe earthquakes the beam-column joint is subjected to large seismic forces and its structural behavior has a significant impact on the response of the structure. Also, the dynamic action of earthquake excitation causes high shear and bond stress conditions in reinforced concrete beam column junction. Due to the narrow geometry and assembling of reinforcement in the joint core, the beam-column joints and its associated members may not meet the seismic design requirements. Although beam-column joint is creating crucial part in sustaining large deformation during earthquake, desired guideline is not explicitly available in the current codal practices. In many earthquake situations, the beam column joint fails due to improper reinforcement anchorage and shear failure at junction. In the literature tour, the study of various shear pattern in the horizontal structural member is only found in the form of vertical, inclined and bent up bar as a shear reinforcement but no one rigorously touch the research on rectangular spiral reinforcement. In this study, examine the crack patterns in beam-column joint core with considering the rectangular spiral reinforcement introduces as a shear reinforcement in the beam having cross sectional dimension 170 × 170 mm size and column cross sectional dimensions are 220 × 170 mm. Experimental research performed with loading frame and found satisfactory outcomes.
Behavior of Exterior Beam Column Joint with Rectangular Spiral Reinforcement
Recently two consecutive seismic activity in the form of earthquake happen in turkey, this was given great lessons to all over the globe that, the beam-column joint is the critical section in every reinforced concrete moment resisting frame. During severe earthquakes the beam-column joint is subjected to large seismic forces and its structural behavior has a significant impact on the response of the structure. Also, the dynamic action of earthquake excitation causes high shear and bond stress conditions in reinforced concrete beam column junction. Due to the narrow geometry and assembling of reinforcement in the joint core, the beam-column joints and its associated members may not meet the seismic design requirements. Although beam-column joint is creating crucial part in sustaining large deformation during earthquake, desired guideline is not explicitly available in the current codal practices. In many earthquake situations, the beam column joint fails due to improper reinforcement anchorage and shear failure at junction. In the literature tour, the study of various shear pattern in the horizontal structural member is only found in the form of vertical, inclined and bent up bar as a shear reinforcement but no one rigorously touch the research on rectangular spiral reinforcement. In this study, examine the crack patterns in beam-column joint core with considering the rectangular spiral reinforcement introduces as a shear reinforcement in the beam having cross sectional dimension 170 × 170 mm size and column cross sectional dimensions are 220 × 170 mm. Experimental research performed with loading frame and found satisfactory outcomes.
Behavior of Exterior Beam Column Joint with Rectangular Spiral Reinforcement
Lecture Notes in Civil Engineering
Goel, Manmohan Dass (Herausgeber:in) / Vyavahare, Arvind Y. (Herausgeber:in) / Khatri, Ashish P. (Herausgeber:in) / Sonawane, Yogesh Narayan (Autor:in) / Dubey, Shailendra Kumar (Autor:in) / Mahajan, Lomesh (Autor:in)
Structural Engineering Convention ; 2023 ; Nagpur, India
26.10.2024
15 pages
Aufsatz/Kapitel (Buch)
Elektronische Ressource
Englisch
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