Journal of Advances in Developmental Research

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Call for Paper Volume 16 Issue 1 January-June 2025 Submit your research before last 3 days of June to publish your research paper in the issue of January-June.

Seismic Analysis of a G+5 Reinforced Concrete Building Using ETABS: A Case Study as per IS 1893:2016

Author(s) Mr. Lalit Arya, Ayush Bobade, Ahish Bhade, Himanshu Tiwari, Krishna Yadav, Taufik Shaha
Country India
Abstract This paper aims to evaluate the seismic performance of a multi-storey reinforced concrete building using ETABS software. The primary objective was to model the structure, apply appropriate dead, live, and seismic loads according to Indian standards, and analyze the building’s behavior under earthquake conditions. The structure considered is a regular frame-type building without any major irregularities, and both linear static and dynamic (response spectrum) analysis methods were employed.
The maximum storey displacement observed through the ETABS analysis was found to be within the permissible limits set by the Indian seismic code. The displacement pattern showed a gradual and uniform increase with building height, indicating that the structure behaves predictably under lateral seismic forces and does not exhibit abrupt or excessive movements at any level.
Storey drift, an important parameter that reflects the relative displacement between adjacent floors, was checked against codal limits and found to be satisfactory. The smooth drift profile across all floors demonstrates that the building has sufficient lateral stiffness and flexibility to absorb earthquake-induced movements without causing significant structural or non-structural damage.
The base shear values obtained from the dynamic analysis were found to be reasonable when compared with the calculated static base shear as per codal provisions. The comparison indicates that the structure has adequate lateral strength to safely resist seismic forces without the need for major structural modifications.
The fundamental natural time period of the structure derived from the ETABS analysis was also found to be acceptable when compared to the empirical value recommended by the code. Since the time period falls within the allowable range, no adjustment to the base shear was necessary, confirming that the building’s dynamic characteristics are realistic and reliable.
Keywords ETABS, Seismic Analysis, Earthquake resistant building
Published In Volume 16, Issue 1, January-June 2025
Published On 2025-04-29
Cite This Seismic Analysis of a G+5 Reinforced Concrete Building Using ETABS: A Case Study as per IS 1893:2016 - Mr. Lalit Arya, Ayush Bobade, Ahish Bhade, Himanshu Tiwari, Krishna Yadav, Taufik Shaha - IJAIDR Volume 16, Issue 1, January-June 2025.

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