My Tryst with the National Namaste Signature Bridge

The iconic National Namaste Signature Bridge in Delhi over the river Yamuna appears languid in perpetual motion in the tradition of the Calatrava’s Bridges in motion, symbolizing nationalism in its visual form.
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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