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Large Crane works on building section of new bay bridge #
Description
San Francisco - November 12, 2010: Large Crane works on building section of new bay bridge in San Francisco Bay, California, aggregate, area, barge, boom, cement, commercial, concrete, construction, crossing, equipment, heavy, incomplete, industry, infrastructure, job, labor, laborer, oakland, project, proof, replace, replacement, safety, scaffold, site, skilled, span, transport, transportation, unfinished, water, worker, workman
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