July 24, 2012
Workers watch as one end of the Metrorail aerial span is lowered into place Tuesday, July 17 at Tysons Corner.
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Workers complete overhead bridges, move to laying track.
Workers from Bechtel Construction placed the final aerial span for Metrorail in Tysons Corner Tuesday morning, the last of 258 that will support trains as they make their way from Falls Church to Wiehle Avenue along Phase One of the Silver Line.