January 13, 1982 Construction began on a bridge between southwestern Brazil and northeastern Argentina. This project was a joint venture of those countries, with contractors from each working together to both design and build the bridge. It was completed in the fall of 1985, and inaugurated on November 29 of that year. The bridge carries... Continue Reading →

January 5, 2012 The Baluarte Bridge was dedicated in western Mexico. This structure is officially known as the Baluarte Bicentennial Bridge in commemoration of the 200th anniversary of the Mexican declaration of independence from Spain. That bicentennial actually took place in 2010, but construction on the bridge had fallen behind schedule. The Baluarte Bridge, which took four... Continue Reading →

December 30, 1880 The Kawarau Gorge Suspension Bridge in the Otago region of New Zealand’s South Island was formally dedicated. By that time, the bridge – situated 141 feet (43 meters) above the Kawarau River -- had already been in use for a month. This bridge was named for the river gorge where it is... Continue Reading →

December 21, 1829 The first stone arch railroad bridge in the United States was dedicated in Baltimore, Maryland. The Carrollton Viaduct, spanning over Gwynn’s Falls stream in the southwestern part of the city, was constructed by the Baltimore and Ohio Railroad. James Lloyd designed this bridge, and Caspar Weaver oversaw its construction. During the nine months... Continue Reading →

December 20, 1967 The Laviolette Bridge was officially opened in the Canadian province of Quebec. This arch bridge, which spans the Saint Lawrence River, carries two lanes of vehicular traffic in each direction via the major highway Autoroute 55. The Laviolette Bridge links the city of Trois-Rivières on the north shore of the river with... Continue Reading →

December 14, 2004 The Millau Viaduct in southern France was officially opened three years after construction on it had begun. This cable-stayed bridge is located near the commune of Millau. The 8,070-foot (2,460-meter)-long Millau Viaduct carries four lanes of the A75 autoroute (motorway) across the gorge valley of a section of the river Tarn. One... Continue Reading →

December 1, 1866 A suspension bridge spanning the Ohio River between Cincinnati, Ohio, and Covington, Kentucky, was opened to the public when people were first allowed to walk across the new structure. The next day’s edition of the Cincinnati-based Commercial Gazette reported, “The new bridge was thronged throughout the day, fully 20,000 having crossed between sunrise... Continue Reading →

November 17, 1913 The Eighth Street Bridge in Allentown, Pennsylvania, was formally opened to traffic. At the time of its debut, this 17-arch structure -- measuring 2,650 feet (810 meters) in length and 138 feet (42 meters) in height -- was the world’s longest and highest concrete bridge. This bridge came into existence because the Lehigh... Continue Reading →

November 9, 1967 The Poplar Street Bridge, which spans the Mississippi River and connects St. Louis, Missouri, with East St. Louis, Illinois, was officially opened to traffic. Missouri Highway News magazine reported at that time, “Clean of line but strong of sinew, the Bridge is a masterful blending of beauty and function.” This 2,164-foot (660-meter)-long structure, which... Continue Reading →

October 19, 1973 In the Canadian province of British Columbia, a key transit exchange for buses was opened at Highway 1 and Main Street in the city of North Vancouver. (This waterfront municipality is located on the North Shore of Burrard Inlet and directly across from the larger city of Vancouver.) That transit exchange was... Continue Reading →

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