The Bhupen Hazarika Setu (Dhola–Sadiya Bridge) connects which two Indian states?

The correct answer is Assam and Arunachal Pradesh . Key Points The Bhupen Hazarika Setu , also known as the Dhola-Sadiya Bridge , is a beam bridge that spans the Lohit River , which is a major tributary of the Brahmaputra River . It serves as a vital link between the states of Assam and Arunachal Pradesh , connecting the town of Dhola in the south to Sadiya in the north. With a total length of approximately 9.15 kilometers (5.69 miles), it is one of the longest bridges in India over water, providing 24x7 connectivity between upper Assam and eastern parts of Arunachal Pradesh . The bridge was officially inaugurated on May 26, 2017 , by Prime Minister Narendra Modi , coinciding with the third anniversary of the NDA government . The construction of this bridge has reduced the distance between Rupai in Assam and Meka/Roing in Arunachal Pradesh by 165 kilometers , cutting travel time from 6 hours to just about 1 hour. Additional Information Strategic and Military Importance : The bridge is built to withstand the movement of 60-tonne battle tanks , including the Arjun and T-72 main battle tanks. It facilitates the rapid mobilization of Indian Army troops and equipment toward the Line of Actual Control ( LAC ) in Anjaw , Dibang Valley , and Lohit districts of Arunachal Pradesh . Cultural Significance : The bridge is named in honor of Dr. Bhupen Hazarika , a multifaceted artist, singer, and filmmaker from Assam , who was posthumously awarded the Bharat Ratna , India's highest civilian award, in 2019 . Engineering and Development : The project was executed by the Ministry of Road Transport and Highways and the National Highways and Infrastructure Development Corporation Limited ( NHIDCL ) in partnership with Navayuga Engineering Company Ltd . The total cost of the project was approximately 2,056 crore Indian Rupees.