V N Heggade, FNAE, Structural Consultant, Mumbai
The unique Signature Bridge with its peculiar, slanted steel pylon of around 154m has a span of 251m with 7 number of 36m side spans of composite construction. It was designed in Germany and Italy, its stay cables were supplied from Spain, it was fabricated in China, and supervised by experts from Brazil, Canada and Australia. Overall, eight countries were involved in the project to make it a truly international mega structure.
The very complex geometry of the slanted steel pylon with its three dimensionally varying ‘Namaste’ pose involved high precision fabrication, machining and drilling including trial assemblies of the fabricated segments under strict supervision.
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