Safety of Foundation of Building

Year : 2024 | Volume : 11 | Issue : 03 | Page : 51 60
    By

    Birendra Kumar Singh,

Abstract

The design of a building’s foundation requires careful consideration of the load intensity applied from the structure above. To ensure stability and safety, the foundation depth must be sufficient to support the loads effectively. For residential buildings, where the loads are relatively lower, a foundation base size of 2.5 × 2.5 meters or 3 × 3 meters is typically adequate. In contrast, for structures with significantly higher loads, such as tall buildings or bridge piers, a larger foundation base size of 4× 4 meters is used to distribute the load more evenly and ensure stability. Additionally, lateral forces acting on the column height, especially at the lower section of the column, must be accounted for, as these can significantly impact the foundation’s performance. The overturning moment at the ground level, generated by these lateral loads, is calculated and compared against the restoring moment provided by the surrounding soil’s strength. This comparison ensures that the foundation can resist tilting or failure due to the applied lateral forces. Furthermore, the soil strength surrounding the foundation base is also assessed to ensure it can adequately support lateral loads, providing a comprehensive approach to foundation safety. Overall, the design process involves evaluating various factors, such as load distribution, soil bearing capacity, and lateral stability, to determine the appropriate foundation depth and base size for different building types. Ensuring these considerations are thoroughly addressed is essential to achieving a structurally sound and durable foundation system.

Keywords: Lateral load acting on bottom column, Overturning moment, Restoring moment, building’s foundation

[This article belongs to Journal of Structural Engineering and Management ]

How to cite this article:
Birendra Kumar Singh. Safety of Foundation of Building. Journal of Structural Engineering and Management. 2024; 11(03):51-60.
How to cite this URL:
Birendra Kumar Singh. Safety of Foundation of Building. Journal of Structural Engineering and Management. 2024; 11(03):51-60. Available from: https://journals.stmjournals.com/josem/article=2024/view=185200


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Regular Issue Subscription Original Research
Volume 11
Issue 03
Received 16/10/2024
Accepted 19/10/2024
Published 22/10/2024
204

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