The traditional Sylhet's historic 'Keane Bridge over the Surma River in Sylhet has become vulnerable, with vehicular and human traffic is closed for renovation work. In order to preserve this heritage structure built during the British period, the bridge division of the Eastern Railway has begun renovation work. Apart from using two other bridges in the city, people also cross the Surma River by boats in Kinbridge Chandnighat area. Sylhet, Bangladesh.