Geotechnical Aspects of Explosive Compaction

Explosive Compaction (EC) is the ground modification technique whereby the energy released from setting off explosives in subsoil inducing artificial earthquake effects, which compact the soil layers. The efficiency of EC predominantly depends on the soil profile, grain size distribution, initial st...

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Main Authors: Mahdi Shakeran, Abolfazl Eslami, Majid Ahmadpour
Format: Article
Language:English
Published: Wiley 2016-01-01
Series:Shock and Vibration
Online Access:http://dx.doi.org/10.1155/2016/6719271
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author Mahdi Shakeran
Abolfazl Eslami
Majid Ahmadpour
author_facet Mahdi Shakeran
Abolfazl Eslami
Majid Ahmadpour
author_sort Mahdi Shakeran
collection DOAJ
description Explosive Compaction (EC) is the ground modification technique whereby the energy released from setting off explosives in subsoil inducing artificial earthquake effects, which compact the soil layers. The efficiency of EC predominantly depends on the soil profile, grain size distribution, initial status, and the intensity of energy applied to the soil. In this paper, in order to investigate the geotechnical aspects, which play an important role in performance of EC, a database has been compiled from thirteen-field tests or construction sites around the world, where EC has been successfully applied for modifying soil. This research focuses on evaluation of grain size distribution and initial stability status of deposits besides changes of soil penetration resistance due to EC. Results indicated suitable EC performance for unstable and liquefiable deposits having particle sizes ranging from gravel to silty sand with less than 40% silt content and less than 10% clay content. However, EC is most effective in fine-to-medium sands with a fine content less than 5% and hydraulically deposited with initial relative density ranging from 30% to 60%. Moreover, it has been observed that EC can be an effective method to improve the density, stability, and resistance of the target soils.
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spelling doaj-art-3d9385ab04b44f8cb51ea034f236e9222025-02-03T01:32:12ZengWileyShock and Vibration1070-96221875-92032016-01-01201610.1155/2016/67192716719271Geotechnical Aspects of Explosive CompactionMahdi Shakeran0Abolfazl Eslami1Majid Ahmadpour2Civil and Environmental Engineering Department, Amirkabir University of Technology, Tehran, IranCivil and Environmental Engineering Department, Amirkabir University of Technology, Tehran, IranFaculty of Art and Architecture, Mazandaran University, Babolsar, IranExplosive Compaction (EC) is the ground modification technique whereby the energy released from setting off explosives in subsoil inducing artificial earthquake effects, which compact the soil layers. The efficiency of EC predominantly depends on the soil profile, grain size distribution, initial status, and the intensity of energy applied to the soil. In this paper, in order to investigate the geotechnical aspects, which play an important role in performance of EC, a database has been compiled from thirteen-field tests or construction sites around the world, where EC has been successfully applied for modifying soil. This research focuses on evaluation of grain size distribution and initial stability status of deposits besides changes of soil penetration resistance due to EC. Results indicated suitable EC performance for unstable and liquefiable deposits having particle sizes ranging from gravel to silty sand with less than 40% silt content and less than 10% clay content. However, EC is most effective in fine-to-medium sands with a fine content less than 5% and hydraulically deposited with initial relative density ranging from 30% to 60%. Moreover, it has been observed that EC can be an effective method to improve the density, stability, and resistance of the target soils.http://dx.doi.org/10.1155/2016/6719271
spellingShingle Mahdi Shakeran
Abolfazl Eslami
Majid Ahmadpour
Geotechnical Aspects of Explosive Compaction
Shock and Vibration
title Geotechnical Aspects of Explosive Compaction
title_full Geotechnical Aspects of Explosive Compaction
title_fullStr Geotechnical Aspects of Explosive Compaction
title_full_unstemmed Geotechnical Aspects of Explosive Compaction
title_short Geotechnical Aspects of Explosive Compaction
title_sort geotechnical aspects of explosive compaction
url http://dx.doi.org/10.1155/2016/6719271
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AT majidahmadpour geotechnicalaspectsofexplosivecompaction