Student Information

Catherine G. BellFollow

Faculty

Civil Engineering

Supervisor Name

Maged Youssef

Keywords

Concrete; Column; Elevated Temperatures; Moment-Curvature; Fire resistance; Fire performance

Description

Designing structures so they have adequate structural integrity in the event of a fire is extremely important. Therefore, it is important to facilitate achieving the optimal designs, which achieve fire safety while allowing for innovative solutions. Such designs are expected to follow the performance-based design criteria, which replaced the prescriptive-based design criteria in several design standards. Engineers are in dire need for tools that allow utilization of this design approach. This research addresses this need. Simplified tools that evaluate the effect of the number of column surfaces exposed to fire on its structural behavior have been examined. A column exposed to fire on its tension and compression sides was found to have lower capacity than a column exposed to fire on one of these surfaces. Also, a column exposed to fire only on the tension side will have a lower capacity than a column exposed to fire only on the compression side.

Acknowledgements

I would like to express my gratitude and thanks to my supervisors, Professor Maged Youssef and PhD Candidate, Murad Ilomane for helping me put this research paper together and for guiding me along the way. I am very grateful for your help and all that you have taught me as well as your care throughout this process.

I would also like to thank my parents for their support during this process and for always encouraging me to do new things and expand my knowledge.

And finally, I would like to thank Ethan Bullivant and his family for all their love and support during this process and for providing me with a home away from home to complete the majority of this paper.

Creative Commons License

Creative Commons Attribution-Noncommercial 4.0 License
This work is licensed under a Creative Commons Attribution-Noncommercial 4.0 License

Document Type

Paper

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Moment-Curvature Relationship of Concrete Columns Exposed to Fire from Two, Three, and Four Sides

Designing structures so they have adequate structural integrity in the event of a fire is extremely important. Therefore, it is important to facilitate achieving the optimal designs, which achieve fire safety while allowing for innovative solutions. Such designs are expected to follow the performance-based design criteria, which replaced the prescriptive-based design criteria in several design standards. Engineers are in dire need for tools that allow utilization of this design approach. This research addresses this need. Simplified tools that evaluate the effect of the number of column surfaces exposed to fire on its structural behavior have been examined. A column exposed to fire on its tension and compression sides was found to have lower capacity than a column exposed to fire on one of these surfaces. Also, a column exposed to fire only on the tension side will have a lower capacity than a column exposed to fire only on the compression side.

 

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