i add on : svc 40, svc 115, svc 275? , svc 191 , svc 42 , svc
92?
275 is indeed a duplication of 131 from Bt Merah to Bt Prumei
Ave.
SBST could have either withdraw 275 or renumber to 131M
instead.
Just like feeder 371 duplicating 163 from Sengkang to Fernvale
last time.