At the New LaGuardia Airport, Siefert Associates continues to assist Skanska Walsh JV with steel erection. Recently, the team has been...

Earlier this summer at the Terminal A Redevelopment Program at Newark Liberty Airport, Stonebridge Steel Erection erected main terminal...

Back in May, Spans 1 and 2 of the West Thames Pedestrian Bridge were erected in Lower Manhattan. As part of a large team of contractors...