Service 991A – SMRT Buses MAN A22 (SG1752U) Service 991A – SMRT Buses MAN A22 (SG1752U) Service 991A – SMRT Buses MAN A22 (SG1752U)
17 May 2024 - 31 October 2025 Bus Service Diversion for Early Closure of Jurong West Avenue 4 for JRL Works