Effideck™ precast concrete deck panels utilize ... - Prolamsa USA

NEW BRIDGE PANELS, USING HSS, HELP END A70-MILE DETOUR—IN LESS THAN FIVE DAYS!Effideck Lets RepairsBe Completed Quickly,and at Minimum CostThe closing of Vermont's Missiquoi BayBridge, part of the northernmost U. S.crossing of Lake Champlain, was no minorinconvenience to motorists, since it causeda detour of 70 miles. But thanks to arevolutionary new bridge deck replacementsystem, Effideck, that utilizes steelHollow Structural Sections (HSS), theheavily-traveled span was closed to trafficfor less than five days.Effideck was developed by The Fort MillerCo., Inc., a precast concrete companylocated in Schuylerville, New York. Ft.Miller chose HSS for the support membersof the system's precast concrete deckpanels because of its high strength-toweightratio, exceptional size range andready availability.In the Alburg-Swanton Bridge project—one of three in which the new system hasproved its worth—more than 2,000 squarefeet of decking in two 84-foot spansneeded to be replaced. Ft. Miller cast 16concrete-and-steel panels, each approximately12' by 10' and weighing four tons.The steel support members were 2" x 3"and 2" x 6" rectangular HSS.