History of Services 21 - 30

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Service 21 (1971 - 1981)[edit]

Operator Year Date Service changes
ABC 1971 11 April Introduced between Fidelio St Ter and Delta Circus Ter under 1971 Bus Reorganisation.
25 April Extended to Commonwealth Ave Ter.
1973 11 March Amended to ply Zion Rd towards Commonwealth Ave Ter with the partial conversion of Kim Seng Rd to one-way traffic.
1 July Amended to Chai Chee Ter.
SBS 1975 2 February Amended to ply Tiong Bahru Rd and the extended Zion Rd towards Commonwealth Ave Ter with the partial conversion of Kim Seng Rd and Outram Rd to one-way traffic.
2 March Amended to ply Sims Ave and Lor 1 Geylang towards Chai Chee Ter with the conversion of Geylang Rd to one-way traffic.
1977 29 August Amended to ply Holland Ave, Holland Dr and Nth Buona Vista Rd towards Commonwealth Ave Ter.
1981 15 November Withdrawn.

Service 21 (since 1992) Handicapped/disabled access[edit]

Operator Year Date Service changes
SBS 1992 29 November Introduced between Pasir Ris Int and Lor 1 Geylang Ter under TransitLink Network Integration Exercise Phase 10.
1993 23 May Integrated with Service 4 and extended to St Michael's Ter under TransitLink Network Integration Exercise Phase 13.
1994 TBC Skips the bus stop outside Kallang Stn along Sims Ave.
1999 TBC Serves new pair of bus stops outside and opposite The Clearwater Condo along Bedok Reservoir Rd.
2001 18 February Serves new staggered bus stop outside Novena Stn along Thomson Rd, skipping the bus stop outside Novena Ch.
SBS Transit
(Current)
2002 TBC Serves new pair of bus stops opposite and between Blks 731 and 734 along Bedok Reservoir Rd.
2003 21 June Amended to ply Bendemeer Rd, Jln Besar, Kitchener Rd and Serangoon Rd under North East MRT Line Rationalisation Phase 1.
2004 27 April Amended to ply Geylang Rd, Kallang Rd and Sims Ave towards St. Michael's Ter with the temporary conversion of Lor 1 Geylang to one-way traffic.
6 December Amended to ply the reinstated Lor 1 Geylang towards St. Michael's Ter, skipping Geylang Rd, Kallang Rd and Sims Ave.
2006 26 June Designated wheelchair-accessible bus service (WAB).
2016 24 April Amended to ply Jln Tenteram in both directions.
2022 30 October Temporarily amended to ply Pasir Ris St 11 and Pasir Ris St 12 with the partial closure of Pasir Ris Dr 1 to facilitate the construction of Pasir Ris East MRT station on the Cross Island MRT Line.

Short Trip 21A Handicapped/disabled access[edit]

Operator Year Date Service changes
SBS Transit
(Current)
2014 25 May Introduced from Geylang Rd (Bef Lor 18 Geylang) to Kitchener Rd (Bef Tai Hoe Hotel) on Sundays and Public Holidays. Wheelchair-accessible at launch.

Service 22 (1971 - 1984)[edit]

Operator Year Date Service changes
ABC 1971 11 April Introduced between Fidelio St Ter and Alexandra Rd Ter.
1972 TBC Extended to Tg Berlayer Ter.
1973 1 July Amended to Chai Chee Ter.
SBS 1974 3 February Amended to skip Fidelio St under 1974 Bus Rationalisation.
1975 2 February Amended to ply new slip road from Tiong Bahru Rd to Outram Rd with the conversion of Seng Poh Rd to one-way traffic.
2 March Amended to ply Sims Ave towards Chai Chee Ter with the conversion of Geylang Rd to one-way traffic.
1979 14 October Amended to ply Sims Ave East towards Chai Chee Ter with the conversion of Changi Rd to one-way traffic.
1984 22 April Withdrawn.

Service 22 (since 1988) Handicapped/disabled access[edit]

Operator Year Date Service changes
SBS 1988 24 January Introduced between Ang Mo Kio Int and Tampines Int.
1999 TBC Serves new pair of bus stops outside and opposite The Clearwater Condo along Bedok Reservoir Rd.
SBS Transit
(Current)
2002 24 March Amended to Ang Mo Kio Temp Int.
First bus from Ang Mo Kio Temp Int revised to 0530 hrs on weekdays and Saturdays.
TBC Serves new pair of bus stops opposite and between Blks 731 and 734 along Bedok Reservoir Rd.
2003 21 June Amended to ply Serangoon Ctrl and Upp Serangoon Rd under North East MRT Line Rationalisation Phase 1.
TBC Serves new bus stop outside Serangoon Stn along Serangoon Ctrl.
2007 28 April Amended to Ang Mo Kio Integrated Transport Hub.
2011 7 March Designated wheelchair-accessible bus service (WAB).
2013 22 September Serves new bus stop outside Wisma AUPE along Upp Paya Lebar Rd.
2017 12 February Serves new pair of bus stops before and after Ubi Rd 3 along Ubi Ave 2.
Serves additional pair of bus stops outside and opposite Our Tampines Hub along Tampines Ave 5.
2021 12 December Shortened to Eunos Int under Downtown MRT Line 3 Rationalisation.

Service 23 Handicapped/disabled access[edit]

Operator Year Date Service changes
SBS 1983 20 February Introduced between Tampines Ter and Tomlinson Rd (Loop).
1987 29 November Amended to Tampines Int.
1988 23 October Skips a pair of bus stops outside and opposite Tampines Stadium along Tampines Ave 5.
1991 6 January Shortened to loop at Rochor Canal Rd under TransitLink Network Integration Exercise Phase 1.
1995 18 September Amended to ply Tampines Ave 1, Tampines Ave 10 and Bedok Nth Rd with the opening of Temasek Polytechnic.
1997 TBC Serves additional pair of bus stops outside and opposite Tampines Stadium along Tampines Ave 5.
2001 TBC Serves new pair of bus stops outside and opposite Tropica Condo along Tampines Ave 1.
SBS Transit
(Current)
2007 TBC Serves new pair of bus stops outside Kallang Basin Swim Cplx and after Infineon along Jln Kolam Ayer.
2017 21 August Designated wheelchair-accessible bus service (WAB).
21 October Serves new bus stop outside Bedok Nth Stn along Bedok Nth Rd.
2022 3 April Serves additional bus stop outside Jln Besar Stn Exit A along Jln Besar.
27 November Serves new pair of bus stops outside and opposite HomeTeamNS Bedok along Bedok Nth Rd.

Short Trip 23A (2006 - 2010)[edit]

Operator Year Date Service changes
SBS Transit 2006 28 August Introduced from Tampines Int to Tampines Ave 1 (Temasek Poly West G) during morning peak hours on weekdays.
2010 TBC Withdrawn.

Service 24 Handicapped/disabled access[edit]

Operator Year Date Service changes
SBS 1983 25 June Introduced between Ang Mo Kio Int and Changi Airport PTB (Loop) with the merger of SBS Services 392, 394 and SSB Service 727 under Changi Airport Bus Plan 1983.
1986 6 July Serves the bus stop outside Blk 416 along Sims Ave, skipping the bus stop outside Blk 414.
1990 13 October Amended to serve Changi Airport PTB 2.
1996 TBC Converted to bi-directional service between Ang Mo Kio Int and Changi Airport PTB 1.
2000 TBC Serves new pair of bus stops outside and opposite SATS Flight Kitchen along Airport Blvd.
SBS Transit
(Current)
2002 24 March Amended to Ang Mo Kio Temp Int.
2003 16 March Amended to ply Eunos Ave 5 and Eunos Rd 8 with the partial closure of Paya Lebar Rd to facilitate the construction of Paya Lebar MRT station on the Circle MRT Line.
2007 28 April Amended to Ang Mo Kio Integrated Transport Hub.
11 November Amended to serve Changi Airport PTB 3.
2009 23 August Amended to ply the reinstated Paya Lebar Rd, skipping Eunos Ave 5 and Eunos Rd 8.
2010 2 December Designated wheelchair-accessible bus service (WAB).
2012 9 January Converted to loop service between Ang Mo Kio Int and Changi Airport PTB 2.
2013 22 September Serves new bus stop outside Wisma AUPE along Upp Paya Lebar Rd.
2017 22 October Amended to serve Changi Airport PTB 4.
2018 8 April Serves new pair of bus stops after Somapah Rd and before Simei Rd along Upp Changi Rd East.

Short Trip 24A (2002 - 2004)[edit]

Operator Year Date Service changes
SBS Transit 2002 24 February Introduced as a full day short-trip service from Ang Mo Kio Int to New Upp Changi Rd (Tanah Merah Stn), operating as alternate trips of Service 24.
24 March Amended to Ang Mo Kio Temp Int.
2004 TBC Withdrawn.

Service 25 Handicapped/disabled access[edit]

Operator Year Date Service changes
SBS 1979 28 October Introduced between Ang Mo Kio Ave 3 Ter and Bedok Int.
1980 1 June Amended to ply Boundary Rd and Upp Paya Lebar Rd, skipping Lor Chuan, Braddell Rd and Bartley Rd.
1981 5 July Amended to Ang Mo Kio Ctrl 2 Ter.
1983 10 April Amended to Ang Mo Kio Int.
1985 7 July Amended to ply Ang Mo Kio Ave 3, Hougang Ave 2, Hougang Ave 3, Eunos Lk and Jln Eunos, skipping Ang Mo Kio Ave 8, Ang Mo Kio Ave 1, Boundary Rd, Upp Paya Lebar Rd and Paya Lebar Rd.
SBS Transit
(Current)
2002 24 March Amended to Ang Mo Kio Temp Int.
TBC First bus from Bedok Int brought forward to 0515 hrs on weekdays and Saturdays, and 0530 hrs on Sundays and Public Holidays.
2005 19 February Serves additional pair of bus stops outside Jubilee and opposite Blk 710 along Ang Mo Kio Ave 8.
2007 28 April Amended to Ang Mo Kio Integrated Transport Hub.
2011 19 November Amended to Bedok Temp Int.
2012 26 March Designated wheelchair-accessible bus service (WAB).
2014 30 November Amended to Bedok Integrated Transport Hub.
2017 9 April Extended to Upp East Coast Ter, skipping Bedok Int.

Short Trip 25A (2000 - 2003)[edit]

Operator Year Date Service changes
SBS 2000 TBC Introduced from Ang Mo Kio Int to Hougang Ave 3 (Aft Kim Chuan Rd) during morning peak hours on weekdays.
SBS Transit 2002 24 March Amended to Ang Mo Kio Temp Int.
2003 TBC Withdrawn.

Service 26 Handicapped/disabled access[edit]

Operator Year Date Service changes
SBS 1981 12 July Introduced between Bedok Int and Bendemeer Rd (Loop).
1989 27 August Integrated with Service 148 and extended to Toa Payoh Int.
19 November Serves new bus stop outside Kallang Stn along Sims Ave.
1994 5 March Amended to ply Kim Keat Link and Lor 6 Toa Payoh towards Toa Payoh Int.
11 July Amended to ply Jln Kolam Ayer, Bendemeer Rd, Whampoa Nth and Serangoon Rd.
TBC Skips the bus stop outside Kallang Stn along Sims Ave.
1998 31 May Amended to Toa Payoh Temp Int.
Serves new pair of bus stops outside and opposite Toa Payoh Swim Cplx along Lor 6 Toa Payoh.
SBS Transit
(Current)
2002 19 May Amended to Toa Payoh Integrated Transport Hub.
2003 4 May Amended to ply Geylang Bahru, Bendemeer Rd, Whampoa East and Serangoon Rd, skipping Jln Kolam Ayer and Whampoa Nth.
2004 27 April Amended to ply Geylang Rd, Kallang Rd and Sims Ave towards Toa Payoh Int with the temporary conversion of Lor 1 Geylang to one-way traffic.
6 December Amended to ply the reinstated Lor 1 Geylang towards Toa Payoh Int, skipping Geylang Rd, Kallang Rd and Sims Ave.
2005 TBC Serves an additional bus stop outside City Plaza along Geylang Rd.
2011 19 November Amended to Bedok Temp Int.
2014 23 March Designated wheelchair-accessible bus service (WAB).
30 November Amended to Bedok Integrated Transport Hub.
2016 12 June Amended to ply Chai Chee St and Chai Chee Dr, skipping New Upp Changi Rd.

Service 27 Handicapped/disabled access[edit]

Operator Year Date Service changes
SBS 1988 24 January Introduced between Tampines Int and Changi Airport PTB (Loop).
23 October Skips a pair of bus stops outside and opposite Tampines Stadium along Tampines Ave 5.
1990 13 October Amended to serve Changi Airport PTB 2.
1992 29 November Extended to Pasir Ris Int under TransitLink Network Integration Exercise Phase 10.
1993 24 January Amended to serve Tampines Int in both directions and amended to ply Pasir Ris St 52.
1995 18 September Shortened to Tampines Int with the introduction of Service 15.
1996 TBC Converted to bi-directional service between Tampines Int and Changi Airport PTB 1.
TBC First bus from Tampines Int brought forward to 0545 hrs on Sundays and Public Holidays.
1997 TBC Serves additional pair of bus stops outside and opposite Tampines Stadium along Tampines Ave 5.
1999 25 July Extended to Sengkang Ter.
TBC Serves reinstated bus stop outside Blk 298A along Punggol Rd.
2000 TBC Serves new pair of bus stops outside and opposite SATS Flight Kitchen along Airport Blvd.
TBC Serves 2 new pairs of bus stops outside and opposite Tampines Dormitory and before and after Tampines Ind Ave 5 along Tampines Ave 10.
TBC Serves reinstated bus stop outside Blk 190C along Punggol Rd.
2001 28 April Amended to Sengkang Temp Int.
SBS Transit
(Current)
2002 TBC Serves new pair of bus stops before and after Tampines Ave 9 along Tampines Ave 10.
29 December Extended to Hougang Ctrl Int.
2003 TBC Serves new pair of bus stops before and after TPE along Tampines Ave 10.
2007 11 November Amended to serve Changi Airport PTB 3.
2009 26 October Designated wheelchair-accessible bus service (WAB).
2012 9 January Converted to loop service between Hougang Ctrl Int and Changi Airport PTB 2.
2014 24 August Serves new pair of bus stops before and after Punggol Rd along TPE.
2015 8 November Serves new pair of bus stops outside and opposite CityLife @ Tampines along Tampines Ave 9.
2017 11 September Last bus extended to 2350 hrs daily.
2022 28 August Temporarily amended to ply Hougang Ave 4 and Hougang Ave 10 with the partial closure of Hougang Ctrl to facilitate the construction of Hougang MRT station on the Cross Island MRT Line.

Short Trip 27A Handicapped/disabled access[edit]

Operator Year Date Service changes
SBS Transit
(Current)
2002 30 December Introduced from Compassvale Rd (Opp Blk 240) to Tampines Ave 5 (Blk 147) during morning peak hours on weekdays.
2009 17 August Shortened to start from Sengkang East Ave (Blk 203B) and terminate at Tampines Ave 4 (Opp Century Sq).
26 October Designated wheelchair-accessible bus service (WAB).
2014 24 August Serves new bus stop after Punggol Rd along TPE.
2015 8 November Serves new bus stop opposite CityLife @ Tampines along Tampines Ave 9.

Short Trip 27B (2007 - 2008)[edit]

Operator Year Date Service changes
SBS Transit 2007 26 March Introduced from Tampines Ave 5 (Blk 938) to Compassvale Rd (Blk 240) during evening peak hours on weekdays.
2008 TBC Withdrawn.

Service 28 (1983 - 1992)[edit]

Operator Year Date Service changes
SBS 1983 4 September Introduced between Tampines Ter and New Bridge Rd (Loop).
1987 3 May Amended to terminate at New Bridge Rd Ter.
6 June Amended to the relocated New Bridge Rd Ter.
27 September Amended to ply the extended Eu Tong Sen St towards Tampines Ave 5 Ter to facilitate the first stage of road expansion along New Bridge Rd.
1 November Amended to ply Eu Tong Sen St towards Tampines Ave 5 Ter to facilitate the second stage of road expansion along New Bridge Rd.
29 November Amended to Tampines Int.
13 December Serves new staggered bus stop opposite Peninsula Plaza along Nth Bridge Rd, skipping the bus stop outside St Andrew's Cath.
1988 20 March Amended to ply Upp Cross St and New Bridge Rd, skipping Neil Rd.
23 October Skips a pair of bus stops outside and opposite Tampines Stadium along Tampines Ave 5.
1990 22 July Serves additional bus stop outside Ellenborough Mkt along Eu Tong Sen St.
1992 29 November Integrated with Service 2 and withdrawn under TransitLink Network Integration Exercise Phase 10.

Service 28 (since 1994) Handicapped/disabled access[edit]

Operator Year Date Service changes
SBS 1994 2 October Introduced between Tampines Int and Bedok Int (Loop).
1999 TBC Serves new pair of bus stops outside and opposite The Clearwater Condo along Bedok Reservoir Rd.
2000 29 October Integrated with Service 152 and extended to Toa Payoh Int, skipping Bedok Nth St 1 and Bedok Int.
2001 TBC Serves new pair of bus stops opposite Blk 761 and opposite Baywater along Bedok Nth Ave 3.
SBS Transit
(Current)
2002 19 May Amended to Toa Payoh Integrated Transport Hub.
2003 16 March Amended to ply Eunos Ave 5 and Eunos Rd 8 with the partial closure of Paya Lebar Rd to facilitate the construction of Paya Lebar MRT station on the Circle MRT Line.
23 March Amended to ply Tampines St 45, Tampines St 34 and Tampines St 32.
First bus from Tampines Int brought forward to 0540 hrs daily. First bus from Toa Payoh Int brought forward to 0555 hrs daily.
2006 TBC Skips a pair of abolished bus stops outside and opposite Bedok Green Sec Sch along Bedok Nth Ave 3.
2009 8 March Skips a pair of bus stops outside and opposite Bartley Sec Sch with the realignment of the junction of Upp Paya Lebar Rd and Bartley Rd.
23 August Amended to ply the reinstated Paya Lebar Rd, skipping Eunos Ave 5 and Eunos Rd 8.
2010 13 February Serves new pair of bus stops outside and opposite Blk 220 CP along Bedok Nth Ave 3.
2015 28 September Designated wheelchair-accessible bus service (WAB).

Service 29 Handicapped/disabled access[edit]

Operator Year Date Service changes
SBS 1985 9 June Introduced between Tampines Ter and Changi Airport Cargo Cplx (Loop).
1987 26 April Integrated with Services 210 and 218 and amended to ply Cranwell Rd, Netheravon Rd and Changi Village Rd.
29 November Amended to Tampines Int.
1992 29 November Amended to loop at Changi Village Ter after 1930 hours daily under TransitLink Network Integration Exercise Phase 10.
1994 23 January Amended to loop at Changi Village Ter throughout the day.
SBS Transit
(Current)
2002 TBC Serves new pair of bus stops outside and opposite Changi Chapel Museum along Upp Changi Rd Nth.
2003 23 March Amended to ply Tampines St 41 and Tampines Ave 9.
First bus brought forward to 0520 hrs daily. Last bus extended to 2345 hrs daily.
2010 28 February Designated wheelchair-accessible bus service (WAB).

Short Trip 29A Handicapped/disabled access[edit]

Operator Year Date Service changes
SBS Transit
(Current)
2013 4 March Introduced from Tampines Int to Tampines Ave 7 (Blk 497D) during evening peak hours on weekdays. Wheelchair-accessible at launch.

Service 30 Handicapped/disabled access[edit]

Operator Year Date Service changes
SBS 1974 3 February Re-numbered from Service 30/30A as a service between Chai Chee Ter and Jln Ahmad Ibrahim Ter.
8 December Amended to ply the extended Robinson Rd, skipping Market St.
1976 15 February Serves new staggered bus stop outside Overseas Union Finance along Robinson Rd.
1978 1 June Extended to Jurong Int.
1979 11 February Amended to ply the extended Shenton Way towards Jurong Int, skipping Parsi Rd and Anson Rd.
25 February Amended to Bedok Int.
14 October Amended to ply Still Rd and Sims Ave East towards Bedok Int with the conversion of Changi Rd to one-way traffic, skipping Telok Kurau Rd.
25 November Amended to ply Sims Ave/Geylang Rd and Tg Katong Rd, skipping Telok Kurau Rd/Still Rd, Joo Chiat Pl and Joo Chiat Rd.
1981 11 October Serves new staggered bus stop outside Tunas Bldg along Anson Rd, skipping the bus stop outside Intl Plaza.
1982 24 May Amended to ply West Coast Highway.
1988 3 January Serves new staggered bus stop opposite Treasury Bldg along Shenton Way, skipping the bus stop opposite Marina Hse.
1990 1 July Extended to Boon Lay Int and amended to ply Teban Gdns Rd towards Boon Lay Int.
1992 28 June Amended to ply Mountbatten Rd, Fort Rd and ECP under TransitLink Network Integration Exercise Phase 8, skipping Nicoll Highway and Shenton Way.
1996 TBC Skips a pair of abolished bus stops outside and opposite MOE Water Works along Jln Ahmad Ibrahim.
1999 TBC Serves new pair of bus stops outside and opposite West Bay Resort Condo along West Coast Rd.
TBC Skips abolished pair of bus stops outside and opposite Wishart Rd along Telok Blangah Rd.
2001 TBC Amended to ply West Coast Rd and Penjuru Rd with the partial closure of Teban Gdns Rd.
SBS Transit
(Current)
2002 TBC Skips abolished bus stop opposite ITE Pasir Panjang along Telok Blangah Rd.
TBC First bus from Boon Lay Int brought forward to 0530 hrs on weekdays and Saturdays, and 0545 hrs on Sundays and Public Holidays.
2003 16 March Amended to ply Geylang Rd, Paya Lebar Rd and Sims Ave with the partial closure of Tg Katong Rd to facilitate the construction of Paya Lebar MRT station on the Circle MRT Line.
TBC Serves new bus stop outside Shell Kiosk along Tg Katong Rd.
2004 TBC Last bus from Bedok Int extended to 2335 hrs daily.
2006 19 March Amended to ply Cassia Lk, Cassia Cres, Guillemard Rd and Guillemard Camp Rd with the partial closure of Old Airport Rd and Dunman Rd to facilitate the construction of Dakota MRT station on the Circle MRT Line.
18 June Amended to Boon Lay Temp Int.
29 October Serves new bus stop outside VivoCity along Telok Blangah Rd.
2008 7 December Skips abolished bus stop opposite Temenggong D Mque along Telok Blangah Rd.
29 December Amended to ply the reinstated Old Airport Rd and Dunman Rd, skipping Cassia Lk, Guillemard Rd and Guillemard Camp Rd.
2009 4 October Amended to ply the reinstated Tg Katong Rd, skipping Geylang Rd, Paya Lebar Rd and Sims Ave.
27 December Amended to Boon Lay Integrated Transport Hub.
2011 19 November Amended to Bedok Temp Int.
3 December Designated wheelchair-accessible bus service (WAB).
2013 29 December Amended to ply MCE with the partial closure of ECP.
2014 30 November Amended to Bedok Integrated Transport Hub.
2023 8 January Amended to ply realigned Teban Gdns Rd with the permanent partial closure of Teban Gdns Rd to facilitate the construction of Pandan Reservoir MRT station on the Jurong Region MRT Line, serving an additional bus stop before Teban Gdns Rd along Jurong Town Hall Rd.

Short Trip 30A (2000 - 2007)[edit]

Operator Year Date Service changes
SBS 2000 TBC Introduced from Bedok Int to Fort Rd (Opp Fort Gdns) during morning peak hours on weekdays.
SBS Transit 2003 TBC Serves new bus stop outside Shell Kiosk along Tg Katong Rd.
2006 19 March Amended to ply Cassia Lk, Cassia Cres, Guillemard Rd and Guillemard Camp Rd with the partial closure of Old Airport Rd and Dunman Rd to facilitate the construction of Dakota MRT station on the Circle MRT Line.
2007 3 January Withdrawn.

Short Trip 30B (2004 - 2010)[edit]

Operator Year Date Service changes
SBS Transit 2004 29 March Introduced from Boon Lay Int to Telok Blangah Rd (Opp HarbourFront Ctr) during morning peak hours on weekdays.
2006 18 June Amended to Boon Lay Temp Int.
2009 27 December Amended to Boon Lay Integrated Transport Hub.
2010 TBC Withdrawn.

Service 30/30A (1971 - 1974)[edit]

Operator Year Date Service changes
STC 1971 11 April Introduced between Changi Rd Ter and Prince Edward Ter under 1971 Bus Reorganisation.
ABS 6 December Operations transferred to ABS.
1972 TBC Extended to Intl Rd Ter.
24 December Amended to Jln Ahmad Ibrahim Ter.
1973 1 July Amended to Chai Chee Ter.
SBS 1974 3 February Amended to skip Stamford Rd, Waterloo St and Bras Basah Rd and re-numbered Service 30 under 1974 Bus Rationalisation.