What went into it: The building boasts 103 floors, 6,500 windows, 73 elevators, 70 miles of water pipe, 473 miles of electrical wire and 1,060 miles of telephone cable. Its steel frame alone weighs 60 ...
Engineering Marvels: The Most Extraordinary Tunnels in India: By Ritu Mahawar India's vast and varied landscape has given rise to some of the most extraordinary tunnels in India, where engineering ...
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