At junction of Tuen Mun Heung Sze Wui Road and Pui To Road, each carriageway approaching the junction widened to four lanes with an additional lane at the exits of the junction.

• 驶向屯门乡事会路及杯渡路交接处的行车线已扩阔至四线。驶离该交接处的各出口已多增一条行车线。