Taking 106 bridge piers down to 52 on the Illinois Tollway’s Central Tri-State/I-294 Mile-Long Bridge meant bringing in the largest California wide-flange concrete beams ever used in Illinois.
Source: New feed
Taking 106 bridge piers down to 52 on the Illinois Tollway’s Central Tri-State/I-294 Mile-Long Bridge meant bringing in the largest California wide-flange concrete beams ever used in Illinois.
Source: New feed