The move followed drivers who travelled through Cai Lay BOT toll station in the southern province of Tien Giang recently.
The BOT toll station on National Highway 5
The toll station is now located in Hung Yen Province.
The use of small changes took more time for the toll station to prepare the returned money, leading to traffic congestion from Hanoi to Hung Yen Province.
Earlier, in September this year, some drivers also used small change for paying BOT toll fees at the highway.
Hung Yen Province has proposed to the Ministry of Transport exempt the toll fees for drivers who live around 5 kilometres far from the toll booth.
Traffic congestion at the toll station on the morning of December 11
A driver paid toll fees by small notes and asked the staff to return him the money with the face value of VND100
Drivers often used small notes with the face value of between VND200 and VND500, causing the BOT toll booth delays
The toll station had to employ more staff to work when drivers paid the fees by small change
Traffic police came to ensure security for the area around the toll station
