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<br /> <br />I <br />\.l.. <br /> <br />- <br /> <br />,....,t <br /> <br />~ <br /> <br />~ <br /> <br />-I. <br /> <br /> <br />."" <br /> <br /> <br />",,,",-, <br /> <br />.. <br />," <br /> <br />. <br />~ <br /> <br />~ <br /> <br />1 <br /> <br />Excavation and <br />tunneling are <br />accomplished both <br />manually, and with <br />specialized me. <br />chanical equipment <br />as conditions per. <br />mit. <br /> <br />J. <br /> <br />This "long nosed" <br />shovel, or "snoot" is <br />designed to be at- <br />tached to a front end <br />loader, and is used to <br />remove soil from <br />beneath the slab. <br /> <br /> <br /> <br />A portion of the <br />perimeter grade beam <br />is being removed to <br />facilitate insertion of <br />the steel support <br />beams, <br /> <br />13 <br />