Shuttle 52 – Tower Transit Singapore Alexander Dennis Enviro500 (SMB3539D) Shuttle 52 – Tower Transit Singapore Alexander Dennis Enviro500 (SMB3539D) Shuttle 52 – Tower Transit Singapore Alexander Dennis Enviro500 (SMB3539D)
17 May 2024 - 31 October 2025 Bus Service Diversion for Early Closure of Jurong West Avenue 4 for JRL Works