Spallation of reinforced concrete slabs under contact explosion

Structures and their occupants are imposed to great threat under blast loading environment. The current design and research practices mainly focus on structural responses and damages under far field or close-in detonations. The blast scenarios involving contact explosions are not extensively investi...

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Main Authors: Li, J., Wu, C., Hao, Hong
Format: Conference Paper
Published: 2016
Online Access:http://hdl.handle.net/20.500.11937/3574
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author Li, J.
Wu, C.
Hao, Hong
author_facet Li, J.
Wu, C.
Hao, Hong
author_sort Li, J.
building Curtin Institutional Repository
collection Online Access
description Structures and their occupants are imposed to great threat under blast loading environment. The current design and research practices mainly focus on structural responses and damages under far field or close-in detonations. The blast scenarios involving contact explosions are not extensively investigated. Under contact explosions, highly localized damage caused by severe stress wave propagation is commonly seen, and this damage mode is significantly different from other dynamic loading types in which structural members usually respond in flexural or shear mode. In recent decades, the necessity of gaining in-depth knowledge about this extreme loading event is highlighted as threat from terrorism activities is rising. In the present study, contact test results on reinforced concrete members are presented. Performances of slabs made of normal strength concrete and steel wire mesh reinforced concrete are compared and discussed.
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institution Curtin University Malaysia
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spelling curtin-20.500.11937-35742017-09-13T15:36:21Z Spallation of reinforced concrete slabs under contact explosion Li, J. Wu, C. Hao, Hong Structures and their occupants are imposed to great threat under blast loading environment. The current design and research practices mainly focus on structural responses and damages under far field or close-in detonations. The blast scenarios involving contact explosions are not extensively investigated. Under contact explosions, highly localized damage caused by severe stress wave propagation is commonly seen, and this damage mode is significantly different from other dynamic loading types in which structural members usually respond in flexural or shear mode. In recent decades, the necessity of gaining in-depth knowledge about this extreme loading event is highlighted as threat from terrorism activities is rising. In the present study, contact test results on reinforced concrete members are presented. Performances of slabs made of normal strength concrete and steel wire mesh reinforced concrete are compared and discussed. 2016 Conference Paper http://hdl.handle.net/20.500.11937/3574 10.1109/ACDT.2016.7437641 fulltext
spellingShingle Li, J.
Wu, C.
Hao, Hong
Spallation of reinforced concrete slabs under contact explosion
title Spallation of reinforced concrete slabs under contact explosion
title_full Spallation of reinforced concrete slabs under contact explosion
title_fullStr Spallation of reinforced concrete slabs under contact explosion
title_full_unstemmed Spallation of reinforced concrete slabs under contact explosion
title_short Spallation of reinforced concrete slabs under contact explosion
title_sort spallation of reinforced concrete slabs under contact explosion
url http://hdl.handle.net/20.500.11937/3574