American Bridge Co. is leading the gantry crane operation as a subcontractor to Graham Contracting. The cranes are 95 feet wide, 55 feet tall and their tires are nearly 6 feet tall.

OLMSTEAD, IL (KFVS) - A giant crane that helped build the Olmsted Lock and Dam has been demolished. Workers used explosives to demolish the giant structure on Saturday evening, May 4.