Bus 171 – Tower Transit Alexander Dennis Enviro500 (SMB3505B) Bus 171 – Tower Transit Alexander Dennis Enviro500 (SMB3505B) Bus 171 – Tower Transit Alexander Dennis Enviro500 (SMB3505B)
May 28 @ 5:00 AM - May 29 @ 8:00 AM UTC+8 MRT Late Opening: Woodlands North – Caldecott (28 – 29 May)