Answer: Rudra Singha
Notes: The Namdang Stone Bridge was constructed in 1703 by Ahom king Rudra Singha near Sibsagar, Assam. It is a masonry bridge carved from a single rock, measuring 60 meters long and 6.5 meters wide, spanning the Namdang river, a tributary of Dikhou. The bridge was built using craftsmen from Bengal under his reign.
