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Cranes Up: Tower cranes "fly in" materials - move forms, rebar and other supplies - from storage areas to inside the graving dock. Moving this volume of materials takes tremendous planning by engineers and craft superintendents. March 2006
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Rebar Flown: Tower crane operators perform the delicate operation of lowering prefabricated rebar mats into place. Prefabricating materials allowed crews to work more efficiently, saving both time and costs. March 2006
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Floor Form: The tower crane operator lowers a wood pontoon floor form into pontoon PA to prepare for the first concrete floor pour. March 2006
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