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The Hi-Line Bridge at North Dakota was built by expert engineers. It took nearly two years to complete this great structure. The construction works began in 1906 and by the time it was 1908 the Hi-Line Railroad Bridge was ready for public use. The raw materials used for the massive construction work consisted of 10,000 cubic feet of concrete, 14 million pounds of steel,and 80,000 linear feet of wood piling. Moreover 380,000 rivets were also utilized in the construction of the bridge. Built mainly for augmenting railroads, today Hi-Line Railroad Bridge is one of the major tourist attractions of the region. The bridge is located at a tall height of 162 feet above the sea level.
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