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Seismic Assessment of Reinforced Concrete Frame with Unreinforced Masonry Infill Walls in Malaysia
This paper addresses the seismic performance of reinforced concrete frame structures constructed in Malaysia. Even though Malaysia is far from the destructive events of earthquakes triggered by plate tectonics, the country has experienced many serious earthquakes, especially from the Sumatran subduction zone, occurring on the nearest active plate boundaries. This study examines two families of RC buildings consisting of four-story and eight-story RC office building structures, including bare RC frames and masonry infilled RC frames. The nine regular office RC frame buildings are designed according to Eurocodes 2 provision that only considers gravity load effect (non-ductile building) and Eurocode 8 provision to consider ductility in seismic design (ductile building). Two different seismic building designs are considered, including ductility class medium and ductility class low, to examine entirely the implication of buildings performance subjected to seismic effect. Nonlinear static pushover analysis conducted through ETABS software is used to evaluate the structural response. The results indicate that the presence of the URM infill walls influence the overall behavior of the RC frame structure. The contribution of the infill panels improved the ultimate lateral strength and initial stiffness of the RC frame buildings. However, as the number of the story increased from 4-story to 8-story buildings, it reduced the ultimate building displacement. Compared to non-ductile RC frame buildings, Ductility Class Low and Medium RC frame buildings demonstrate a higher performance, which is affected by the reinforcement detailing of the building components.
Seismic Assessment of Reinforced Concrete Frame with Unreinforced Masonry Infill Walls in Malaysia
This paper addresses the seismic performance of reinforced concrete frame structures constructed in Malaysia. Even though Malaysia is far from the destructive events of earthquakes triggered by plate tectonics, the country has experienced many serious earthquakes, especially from the Sumatran subduction zone, occurring on the nearest active plate boundaries. This study examines two families of RC buildings consisting of four-story and eight-story RC office building structures, including bare RC frames and masonry infilled RC frames. The nine regular office RC frame buildings are designed according to Eurocodes 2 provision that only considers gravity load effect (non-ductile building) and Eurocode 8 provision to consider ductility in seismic design (ductile building). Two different seismic building designs are considered, including ductility class medium and ductility class low, to examine entirely the implication of buildings performance subjected to seismic effect. Nonlinear static pushover analysis conducted through ETABS software is used to evaluate the structural response. The results indicate that the presence of the URM infill walls influence the overall behavior of the RC frame structure. The contribution of the infill panels improved the ultimate lateral strength and initial stiffness of the RC frame buildings. However, as the number of the story increased from 4-story to 8-story buildings, it reduced the ultimate building displacement. Compared to non-ductile RC frame buildings, Ductility Class Low and Medium RC frame buildings demonstrate a higher performance, which is affected by the reinforcement detailing of the building components.
Seismic Assessment of Reinforced Concrete Frame with Unreinforced Masonry Infill Walls in Malaysia
Lecture Notes in Civil Engineering
Belayutham, Sheila (editor) / Che Ibrahim, Che Khairil Izam (editor) / Alisibramulisi, Anizahyati (editor) / Mansor, Hazrina (editor) / Billah, Muntasir (editor) / Noh, Nurbaiah Mohammad (author) / Aznin, Nur Izzah (author) / Zin, Muhamad Hafizi Mohamed (author) / Ghari, Muhammmad Azamuddin Mohd (author) / Zahari, Muhammad Ammar (author)
International Conference on Sustainable Civil Engineering Structures and Construction Materials ; 2020
2022-04-07
12 pages
Article/Chapter (Book)
Electronic Resource
English
British Library Conference Proceedings | 2008
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