NUS ISB A1 – ComfortDelGro Bus Volvo B9L (PC3929X) NUS ISB A1 – ComfortDelGro Bus Volvo B9L (PC3929X) NUS ISB A1 – ComfortDelGro Bus Volvo B9L (PC3929X)
17 May 2024 - 31 October 2025 Bus Service Diversion for Early Closure of Jurong West Avenue 4 for JRL Works