A 12- kilometre long tailback caused by a road accident on both sides of the Dhaka-Chittagong highway in Gozaria upazila on Saturday.
Vehicles got stuck on the highway as a good-laden covered van collided head-on with a good-laden truck near Tetoitala village on the Meghna bridge around 11am, leaving four people injured.
The injured were admitted to Bhaberchar Upazila Health Complex.
Bhaberchar Police Outpost in-charge Saiful Islam said, the accident caused a eight-kilometre gridlock from Tetoitala village to Bhaterchar which increased later four kilometers more.
Police removed the accident-ridden vehicles from the spot after few hours and then the traffic started returning to normal.