Based on the latest BSEP review:
http://app.lta.gov.sg/data/apps/news/press/2014/20140703_Annex_A_BSEP_enhancements_to_Existing_bus_services_Apr_Jun_14.pdf
Sv6: 3756J for 8497Z shld be confirmed
Sv21: 9617M for ??
Sv73: ??
Sv77: ??
Sv78: 3386T
Sv85: 8893M shld be fleet add
Sv109: ??
Sv168: 3394U?
Sv183: ??
Sv185: 3668E shld be fleet add
Sv372: ??
Sv941: 349E shld be fleet add
Sv975 (non-BSEP): ??
sv 109 should be because of 109A. 183 got 3362L BSEP WEG add,
not sure if it falls within this review. 3386T - I thought this one
was SP.
It could also be runtime adjustment without adding buses. Should
3375 not be for sv 168? This bus was spotted regularly on 168.