Dhaka, July 11 -- Persistent rainfall over the past several days has created potholes in parts of the Dhaka-Sylhet Highway, causing a 20km tailback in the Brahmanbaria section.

The congestion began on Friday, stretching from Ashuganj roundabout to Shahbazpur via Sarail Bishwa Road.

As a result, scores of vehicles have been stuck for hours on the highway, much to the dismay of commuters.

Transport drivers say the ongoing construction work to expand the road to four lanes has narrowed the highway. Large potholes have formed at the Ashuganj and Bishwa Road intersections, and poor traffic management at these thoroughfares has made the situation worse, according to them.

Work on upgrading the highway from Ashuganj river port to Akhaura lan...