An Insight into Prefabricated Composite Wall Design That Dissipates Blast Energy Through Fracture of Confined Concrete Within Steel Enclosure

Session

Civil Engineering, Infrastructure and Environment

Description

Buildings for civilian use are not ordinarily expected to resist blast pressures due to explosions. However, blast resistance is required of certain civil engineering structures that are under the threat of terrorism. Ever increasing conflicts between states and state sponsored terrorism require a paradigm shift that can include design for blast resistance for civilian buildings where needed. Design for blast pressures require new approaches that take into consideration for structural behavior following the detonation. The structural element that is designed to resist an explosion should not transform into a projectile weapon itself due to uncontrolled high-speed fragmentation. Design for blast pressures includes sacrificial post elastic behavior that can absorb blast energy and design measures for easy replacement following an attack. This study presents design approaches against blast pressures and presents the results of blast pressure tests conducted on a conceptual design for blast pressures named as “Design for Multiple Intrinsic Resistance (DeMIR)”. The study concludes with proposals for future studies.

Keywords:

Blast, Blast-resistance, Concrete-Confinement, Concrete Fracature, Steel-Strength, Composite Design

Proceedings Editor

Edmond Hajrizi

ISBN

978-9951-982-41-2

Location

UBT Kampus, Lipjan

Start Date

25-10-2025 9:00 AM

End Date

26-10-2025 6:00 PM

DOI

10.33107/ubt-ic.2025.45

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Oct 25th, 9:00 AM Oct 26th, 6:00 PM

An Insight into Prefabricated Composite Wall Design That Dissipates Blast Energy Through Fracture of Confined Concrete Within Steel Enclosure

UBT Kampus, Lipjan

Buildings for civilian use are not ordinarily expected to resist blast pressures due to explosions. However, blast resistance is required of certain civil engineering structures that are under the threat of terrorism. Ever increasing conflicts between states and state sponsored terrorism require a paradigm shift that can include design for blast resistance for civilian buildings where needed. Design for blast pressures require new approaches that take into consideration for structural behavior following the detonation. The structural element that is designed to resist an explosion should not transform into a projectile weapon itself due to uncontrolled high-speed fragmentation. Design for blast pressures includes sacrificial post elastic behavior that can absorb blast energy and design measures for easy replacement following an attack. This study presents design approaches against blast pressures and presents the results of blast pressure tests conducted on a conceptual design for blast pressures named as “Design for Multiple Intrinsic Resistance (DeMIR)”. The study concludes with proposals for future studies.