Abstract
Abstract:Buried civilian shelters that designed against missile effect, require existence ofconcrete layer on the ground level at a certain distance above the buried shelter. This layershould be strong and thick enough to resist missi le penetration.In this paper, the effect of backfill soil type on concrete penetration resistance was studied.Damage level due to different impact velocities was also evaluated according to craterdimensions at front and back face of concrete targets. The study showed that using sand as abackfill improved penetration resistance more than using gravel. The study also prevailed theimportance of front face reinforcement with increasing target thickness. It was also found thatdamage level in perforated targets increased with increasing target thickness.
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More From: The International Conference on Civil and Architecture Engineering
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