Services 140, 146, 148, 149, 150 and 152
SBST service 140 operated between Toa Payoh interchange and Penang
Rd (loop service), plying the same route with SBST service 143 up
to Orchard Rd. It was withdrawn to remove duplication with the MRT
and service 143.
SBST service 146 operated between Toa Payoh interchange and
Clementi interchange, via Lor 6 Toa Payoh, Kim Keat Ave, Jln Toa
Payoh, Bendemeer Rd, Jln Besar, Bencoolen St, Bras Basah Rd,
Connaught Dr, Collyer Quay, Raffles Quay, Shenton Way, Keppel Rd,
Telok Blangah Rd, Alexandra Rd, AYE, North Buona Vista Rd, Dover
Rd, Dover Ave and Commonwealth Ave West. It was withdrawn in the
late 80s.
SBST service 148 first operated between Toa Payoh interchange and
Buona Vista terminal. It was withdrawn in the 80s, but reintroduced
to operate between Clementi interchange and Lor 1 Geylang terminal
in June 1992, when SBST service 147 integrated with SBST service
83. However, service 148 was withdrawn 5 months later, in November
1992, due to poor demand.
SBST service 149 operated between Toa Payoh interchange and Changi
Airport PTB. It was later integrated with SBST service 31 (loop
service between Tampines interchange and Stadium Blvd) in 1993 to
become the current service 31, while the link between Marine Parade
and Changi Airport is first covered by SBST service 16 and now by
SBST service 36. When service 149 was integrated with service 31,
private bus service 646 was introduced to ply the entire route of
service 149.
SBST service 150 operated between Toa Payoh interchange and
Crawford St terminal, via Lor 6, Lor 4, Braddell Rd, Thomson Rd,
Kampong Java Rd, Bt Timah Rd, Sungei Rd, Bencoolen St, Middle Rd
and Beach Rd. It was withdrawn in late 80s.
SBST service 152 operated between Bedok and Toa Payoh interchange.
It was later integrated with service 28 (loop service between
Tampines and Bedok interchanges), to become the current service
28.