Major repairs on three aging bascule bridges over the Des Plaines River in Joliet, Illinois. Included the Jefferson Street bridge, a 331-foot cantilevered bascule through-truss construction and the Jackson Street bridge, a 284-foot bascule bridge, both of which were built in the 1930s and had received "functionally obsolete" appraisals in 2012. Jefferson Street bridge average daily traffic, approximately 8,900 vehicles; Jackson Street bridge 3,000.

Made more than 1,600lbs of structural steel repairs, refurbished live load bearings and operating machinery. Also reinstalled the bridges' rubber fender system. Completed repair/refurbishment of the three bridges within the planned project schedule.

PROJECT HIGHLIGHTS

• Major repair/refurbishment of '30s-vintage steel bascule bridges
• 1,600lbs of structural steel repairs
• Refurbishment of live road bearings and operating machinery
• Reinstallation of rubber fender system
• All projects completed within road-closed windows