Hillsdale fabricated temporary sliding steel girders for relocation of a new steel truss superstructure. The structure was moved 55 feet laterally onto its permanent, newly rehabilitated piers using a technique called bridge sliding. The team slid the 2,428-foot-long structure along steel rails and plates into place, making it the longest bridge slide in North America.
Hillsdale Fabricators was selected to fabricate new flood gates and permanent closure structures to protect the St. Louis riverfront against flooding from the Mississippi River. Using our nearby river yard, we prefabricated and shipped the project’s large swing gates. We worked closely with USACE and installation contractor Kienlen Constructors to address design and logistical issues […]
In August 2005, Hurricane Katrina sent surges of water into the New Orleans Inner Harbor Navigation Canal. The water overflowed canal walls and levees, causing major destruction. To protect the city and her people from hurricane damage in the future, the U.S. Army Corps of Engineers initiated construction of the Seabrook Gates Complex across the […]
The Olmsted project utilized a first-in-the US “in-the-wet” method to build two 110’ by 1200’ locks and a dam comprised of five tainter gates, 1,400’ of boat-operated wickets and a fixed weir. Concrete shells, weighing as much as 2,700 tons, produced at an on-site precast yard were attached to lifting frames. A 5,000-ton gantry crane […]
The Huey P. Long Bridge project in Jefferson Parish, Louisiana included the expansion of US 90 to three lanes in each direction, while keeping the pre-existing railway that also shares the bridge. Hillsdale Fabricators supplied approximately 1,800 tons of lifting structures and falsework which were fabricated, preassembled and then shipped by barge to Louisiana from […]
Hillsdale fabricated, preassembled, and shipped the 156-foot-long tied-arch bridge to replace the 103-year-old Halsted Street bascule bridge over the Chicago River North Branch Canal. The bridge features a 156-foot-long, 180-foot-wide steel tied arch main span flanked by two 36-foot precast concrete arch approach spans. The new bridge deck is 22 feet wider than the old […]
The largest electric utility in Missouri, Ameren Corporation, chose Hillsdale Fabricators as its prime steel contractor in support of its Environmental Upgrade program. The program covered three facilities, Portage des Sioux, Duck Creek and Coffeen Power Stations. Hillsdale provided structural steel and ductwork to all three stations for their respective environmental programs including SCR’s, scrubbers, […]