The acoustics of Reinhall piles » screenshot-2016-09-16-14-00-57
Patent diagram of the inner and outer pile and shoe. Note the flange which connects the inner and outer pile. It pulls the outer pile down behind the shoe as the inner pile is driven.
Patent diagram of the inner and outer pile and shoe. Note the flange which connects the inner and outer pile. It pulls the outer pile down behind the shoe as the inner pile is driven.
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