Difference between revisions of "History of Services 161 - 170"

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Revision as of 23:47, 16 June 2022

Service 161 (1971 - 1992)

Operator Year Date Service changes
UBC 1971 11 April Introduced between Sembawang Rd End Ter and Prince Edward Ter under 1971 Bus Reorganisation.
SBS 1974 8 December Amended to ply Cecil St, skipping Robinson Rd.
1976 14 March Serves new staggered bus stop outside The Cenotaph along Connaught Dr, skipping the bus stop opposite Singapore Cricket Club.
1978 5 March Amended to ply Keng Lee Rd with the partial conversion of Kg Java Rd to one-way traffic.
3 December Amended to ply Mayne Rd and Bt Timah Rd with the partial conversion of Mackenzie Rd to two-way traffic.
1979 11 February Amended to ply the extended Shenton Way, Palmer Rd and Anson Rd, skipping Parsi Rd.
28 October Amended to ply Sungei Rd (towards Prince Edward Ter) and Bt Timah Rd (towards Sembawang Rd End Ter) with the partial conversion of Bt Timah Rd to two-way traffic and Rochor Canal Rd to one-way traffic, skipping Mackenzie Rd and Mayne Rd.
Trans Island 1983 8 May Operations transferred to TIBS.
1987 28 June Amended to Shenton Way Ter.
1990 21 February Skips abolished bus stop opposite Jasmine Rd along Upp Thomson Rd.
1992 20 September Integrated with Service 167 and withdrawn under TransitLink Network Integration Exercise Phase 9.

Service 161 (since 2002) Handicapped/disabled access

Operator Year Date Service changes
Template:SBS Transit
(Current)
2002 2 June Introduced between Hougang Central Int and Woodlands Reg Int.
2007 24 June Serves new pair of bus stops outside and opposite Innova JC along Woodlands Ave 2.
2014 23 March Designated wheelchair-accessible bus service (WAB).
2016 12 March Amended to Woodlands Temp Int.
2021 13 June Amended to Woodlands Integrated Transport Hub.

Service 162 (1971 - 1974)

Operator Year Date Service changes
UBC 1971 11 April Introduced between Crawford St Ter and Nee Soon Transit Camp (Loop) under 1971 Bus Reorganisation.
SBS 1974 3 February Withdrawn under 1974 Bus Rationalisation.

Service 162 (1977 - 1991)

Operator Year Date Service changes
SBS 1977 21 November Introduced between Ang Mo Kio Ave 6 Ter and Sims Ave (Loop).
1978 29 December Coverted to a semi-express service and amended to ply express sectors along Lor Chuan and Upp Serangoon Rd
1979 10 September Serves all bus stops along Lor Chuan and Upp Serangoon Rd.
1980 6 January Amended to Ang Mo Kio Ave 3 Ter.
1981 5 July Amended to Ang Mo Kio Central 2 Ter.
1982 19 June Amended to ply Bendemeer Rd and Geylang Bahru, skipping Jln Kolam Ayer.
1983 6 February Amended to ply CTE towards Ang Mo Kio Central 2 Ter with the closure of temporary slip road between Braddell Rd and Lor Chuan.
10 April Amended to Ang Mo Kio Int.
20 June Amended to ply CTE towards Sims Ave.
1986 16 March Integrated with Service 77 and amended to ply Boundary Rd, Serangoon Ave 2 and Upp Serangoon Rd, skipping CTE and Braddell Rd.
1991 6 January Withdrawn under TransitLink Network Integration Exercise Phase 1.

Service 162 (since 2001) Handicapped/disabled access

Operator Year Date Service changes
SBS 2001 26 February Introduced between Yio Chu Kang Ter and Shenton Way (Loop) as a semi-express day service on weekdays and Saturdays.
Template:SBS Transit
(Current)
17 December Amended to Shenton Way Ter and converted to trunk service, serving all bus stops along Bishan Rd and Upp Thomson Rd.
2002 7 July Skips the bus stop outside Orchard Emerald along Orchard Rd.
2005 19 January Serves additional pair of bus stops outside One Raffles Link along Nicoll Highway and after Esplanade Bridge along Esplanade Dr.
2 July Amended to ply Grange Rd and Orchard Link with the partial closure of Somerset Rd.
2006 29 October Serves relocated bus stop outside Orchard Stn along Orchard Turn.
2011 7 March Designated wheelchair-accessible bus service (WAB).
2017 25 June Amended to the relocated Shenton Way Ter.

Service 162X/162M Handicapped/disabled access

Operator Year Date Service changes
SBS 2001 25 February Introduced between Yio Chu Kang Ter and Temasek Ave (Loop) as an alternate route of Service 162, operating during off peak periods on weekdays and Saturdays and throughout the day on Sundays and Public Holidays, numbered as Service 162X.
Template:SBS Transit
(Current)
16 December Converted to trunk service, serving all bus stops along Bishan Rd and Upp Thomson Rd.
2002 7 July Skips the bus stop outside Orchard Emerald along Orchard Rd.
2005 2 July Amended to ply Grange Rd and Orchard Link with the partial closure of Somerset Rd.
2006 29 October Serves relocated bus stop outside Orchard Stn along Orchard Turn.
2008 28 January Re-numbered Service 162M.
2011 7 March Designated wheelchair-accessible bus service (WAB).

Service 163 Handicapped/disabled access

Operator Year Date Service changes
UBC 1971 11 April Introduced between Yio Chu Kang Rd Ter and Prince Edward Ter under 1971 Bus Reorganisation.
4 October Extended to Jln Kayu Ter.
SBS 1974 8 December Amended to ply Cecil St, skipping Robinson Rd.
1975 19 July Amended to ply Coleman St and Hill St, skipping Stamford Rd.
1976 14 March Serves new staggered bus stop outside The Cenotaph along Connaught Dr, skipping the bus stop opposite Singapore Cricket Club.
1978 5 March Amended to ply Keng Lee Rd with the partial conversion of Kg Java Rd to one-way traffic.
3 December Amended to ply Mayne Rd and Bt Timah Rd with the partial conversion of Mackenzie Rd to two-way traffic.
1979 11 February Amended to ply the extended Shenton Way, Palmer Rd and Anson Rd, skipping Parsi Rd.
28 October Amended to ply Sungei Rd (towards Prince Edward Ter) and Bt Timah Rd (towards Jln Kayu Ter) with the partial conversion of Bt Timah Rd to two-way traffic and Rochor Canal Rd to one-way traffic, skipping Mackenzie Rd and Mayne Rd.
1981 5 June Amended to ply the diverted Yio Chu Kang Rd, skipping Ang Mo Kio Ave 9.
1985 13 January Extended to World Trade Ctr Ter.
1988 3 January Serves new staggered bus stop opposite Treasury Bldg along Shenton Way, skipping the bus stop opposite Marina House.
1989 28 May Shortened to Marina Ctr Ter.
1990 21 February Skips abolished bus stop opposite Jasmine Rd along Upp Thomson Rd.
1992 3 May Shortened to Toa Payoh Int under TransitLink Network Integration Exercise Phase 7.
Trans Island 1995 17 December Operations transferred to TIBS.
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.
TBC Skips a pair of temporarily abolished bus stops before and after Seletar West Farmway 1 along Jln Kayu.
SBS 1999 26 December Operations transferred to SBS.
Template:SBS Transit
(Current)
2002 19 May Amended to Toa Payoh Integrated Transport Hub.
29 December Extended to Sengkang Temp Int.
2003 18 January Amended to Sengkang Integrated Transport Hub.
TBC Serves new pair of bus stops before and after Fernvale Link along Sengkang West Ave.
2005 12 March Amended to ply Fernvale Lane under Sengkang LRT (West Loop) Rationalisation.
TBC Skips abolished bus stop outside Muhajirin Mosque along Braddell Rd.
2009 22 November Serves additional bus stop outside Braddell View along Braddell Rd.
2012 30 September Designated wheelchair-accessible bus service (WAB).
2013 13 October Amended to ply the extended Fernvale Lane with the partial closure of Jln Kayu.
2019 22 December Serves new bus stop before Adana @ Thomson along Upp Thomson Rd.

Service 163A (1971 - 1974)

Operator Year Date Service changes
UBC 1971 6 July Introduced between Sembawang Hills Dr and Prince Edward Ter.
4 October Extended to loop at Tg Pagar Rd.
SBS 1974 3 February Re-numbered Service 168 under 1974 Bus Rationalization.

Short Trip 163A (since 2019) Handicapped/disabled access

Operator Year Date Service changes
Template:SBS Transit
(Current)
2019 10 February Introduced from Sengkang Int to Fernvale Lane (Bef Sengkang West Rd), operating after the last bus of Service 163 daily. Wheelchair-accessible at launch.

Service 163M Handicapped/disabled access

Operator Year Date Service changes
Template:SBS Transit 2008 28 January Introduced between Sengkang Int and Sengkang West Ave (Loop) as a supplementary route variant of Service 163.
2012 30 September Designated wheelchair-accessible bus service (WAB).
2013 13 October Amended to ply the extended Fernvale Lane with the partial closure of Jln Kayu.
2019 10 February Withdrawn with the introduction of short trip Service 163A.

Service 164

Operator Year Date Service changes
UBC 1971 11 April Introduced between Sembawang Rd End Ter and New Bridge Rd Ter under 1971 Bus Reorganisation.
1972 11 June Amended to ply the extended Upp Cross St with the partial conversion of Havelock Rd to one-way traffic, skipping New Bridge Rd.
SBS 1973 1 November Operations transferred to SBS.
Trans Island 1983 8 May Operations transferred to TIBS.
1987 6 June Amended to the relocated New Bridge Rd Ter.
1 November Amended to ply Eu Tong Sen St towards Sembawang Rd End Ter to facilitate the second stage of road expansion along New Bridge Rd.
1989 29 January Serves relocated bus stop opposite Sri Mariamman Tp along South Bridge Rd, skipping abolished bus stop opposite Jamae Mosque.
1 October Withdrawn.

Service 165 Handicapped/disabled access

Operator Year Date Service changes
UBC 1971 11 April Introduced between Yio Chu Kang Rd Ter and Jln Boon Lay Ter under 1971 Bus Reorganisation.
28 September Amended to ply the extended Ganges Ave towards Yio Chu Kang Rd Ter.
1972 11 June Amended to ply Upp Cross St with the partial conversion of Havelock Rd to one-way traffic, skipping Upp Hokien St.
SBS 1974 3 February Amended to ply Lornie Rd, Adam Rd, Farrer Rd, Holland Rd, Ulu Pandan Rd and Clementi Rd under 1974 Bus Rationalization.
1977 19 September Extended to Ang Mo Kio Ave 3 Ter.
1978 1 June Amended to Jurong Int.
1981 5 July Amended to Ang Mo Kio Central 2 Ter.
1983 10 April Amended to Ang Mo Kio Int.
1986 1 June Skips abolished bus stop before Ayer Rajah Rd along Clementi Rd.
1987 12 August Skips abolished bus stop after Joan Rd along Lornie Rd.
1990 21 February Skips abolished bus stop opposite Jasmine Rd along Upp Thomson Rd.
1 July Amended to Boon Lay Int temporarily.
7 July Shortened to Clementi Int.
1995 8 January Extended to Hougang Central Int.
1998 24 May Amended to Hougang Central Temp Int.
Serves new pair of bus stops outside Blk 836 and outside Blk 830A along Hougang Central.
2001 20 May Amended back to Hougang Central Int.
Template:SBS Transit
(Current)
2004 TBC Skips abolished bus stop outside Nanyang Pr Sch along Farrer Rd.
2006 29 October Amended to Clementi Temp Int.
2009 19 April Serves new pair of bus stops outside Blk 834 and outside Hougang Polyclinic along Hougang Ave 4.
2011 26 November Amended to Clementi Integrated Transport Hub.
2012 26 March Designated wheelchair-accessible bus service (WAB).
2018 28 October Amended to ply southbound Lornie Highway with the partial closure of Adam Rd.

Service 166 (1971 - 1974)

Operator Year Date Service changes
UBC 1971 11 April Introduced between Sembawang Rd End Ter and Nee Soon Rd (loop) under 1971 Bus Reorganisation.
SBS 1974 3 February Withdrawn under 1974 Bus Rationalisation.

Service 166 (since 1976) Handicapped/disabled access

Operator Year Date Service changes
SBS 1976 22 November Introduced between Ang Mo Kio Ave 3 Ter and New Bridge Rd Ter.
1978 5 March Amended to ply Keng Lee Rd with the partial conversion of Kg Java Rd to one-way traffic.
3 December Amended to ply Mayne Rd and Bt Timah Rd with the partial conversion of Mackenzie Rd to two-way traffic.
1979 28 October Amended to ply Sungei Rd (towards New Bridge Rd Ter) and Bt Timah Rd (towards Ang Mo Kio Ave 3 Ter) with the partial conversion of Bt Timah Rd to two-way traffic and Rochor Canal Rd to one-way traffic, skipping Mackenzie Rd and Mayne Rd.
1981 5 July Amended to Ang Mo Kio Central 2 Ter.
1983 10 April Amended to Ang Mo Kio Int.
TBC Extended to Labrador Ter.
1987 27 September Amended to ply the extended Eu Tong Sen St towards Ang Mo Kio Int to facilitate the first stage of road expansion along New Bridge Rd.
1 November Amended to ply Eu Tong Sen St towards Ang Mo Kio Int to facilitate the second stage of road expansion along New Bridge Rd.
1989 29 January Serves relocated bus stop opposite Sri Mariamman Tp along South Bridge Rd, skipping abolished bus stop opposite Jamae Mosque.
27 August Integrated with Service 146 and extended to Clementi Int.
1990 21 February Skips abolished bus stop opposite Jasmine Rd along Upp Thomson Rd.
1998 TBC Serves additional pair of bus stops outside and opposite Blk 324 along Ang Mo Kio Ave 3.
1999 TBC Skips abolished pair of bus stops outside and opposite Wishart Rd along Telok Blangah Rd.
TBC Skips temporarily abolished bus stops outside and opposite Sch of Mechanical & Mfg along Commonwealth Ave West.
TBC Skips the bus stop outside Plaza By The Park along Bras Basah Rd.
2001 18 February Serves the bus stop outside Novena Stn along Thomson Rd, skipping the bus stop outside Novena Church.
18 October Serves reinstated bus stops outside Dover Stn along Commonwealth Ave West.
Template:SBS Transit
(Current)
2002 24 March Amended to Ang Mo Kio Temp Int.
2003 7 December Serves the bus stop outside Blk 3 along Neil Rd with the abolition of the bus stop outside Everton Pk.
2005 12 June Serves new bus stop outside Science Park along AYE.
9 October Serves additional bus stop outside Clarke Quay Stn along Eu Tong Sen St.
2006 29 October Amended to Clementi Temp Int.
Serves new bus stop outside VivoCity along Telok Blangah Rd.
2007 28 April Amended to Ang Mo Kio Integrated Transport Hub.
2008 7 December Skips abolished bus stop opposite Temenggong D Mosque along Telok Blangah Rd.
2011 26 June Serves new bus stop outside The Pinnacle @ Duxton along Neil Rd.
16 October Amended to ply Middle Rd, Selegie Rd, Prinsep St and Bras Basah Rd with the partial closure of Bencoolen St to facilitate the construction of Bencoolen MRT station on the Downtown MRT Line.
26 November Amended to Clementi Integrated Transport Hub.
2012 30 September Designated wheelchair-accessible bus service (WAB).
2016 11 December Amended to ply the reinstated Bencoolen St, skipping Middle Rd, Selegie Rd, Prinsep St and Bras Basah Rd.
2017 26 November Serves the bus stop after Hospital Dr along Eu Tong Sen St, skipping the bus stop before Hospital Dr along Kg Bahru Rd.

Service 167 Handicapped/disabled access

Operator Year Date Service changes
SBS 1974 3 February Re-numbered from Service 160A as a service between Rotherham Gate Ter and New Bridge Rd Ter under 1974 Bus Rationalisation.
24 February Amended to ply Grange Rd, Orchard Blvd and Paterson Rd towards Rotherham Gate Ter with the conversion of Orchard Rd to one-way traffic.
1976 23 August Amended to Admiralty Rd West Ter and Tg Pagar Ter.
1979 1 August Amended to temporary terminal along Lim Teck Kim Rd with the closure of Tg Pagar Rd Ter.
1980 20 January Amended to ply Hoe Chiang Rd towards Tg Pagar Ter, skipping Lim Teck Kim Rd
Trans Island 1983 3 April Operations transferred to TIBS.
1985 13 January Extended to World Trade Ctr Ter.
1987 27 September Amended to ply the extended Eu Tong Sen St towards Admiralty Rd West Ter to facilitate the first stage of road expansion along New Bridge Rd.
1 November Amended to ply Eu Tong Sen St towards Admiralty Rd West Ter to facilitate the second stage of road expansion along New Bridge Rd.
13 December Serves new staggered bus stop outside Orchard Stn along Orchard Blvd, skipping the bus stop opposite Orchard Stn.
Serves new bus stop outside Newton Stn along Scotts Rd.
1990 21 February Skips abolished bus stop opposite Jasmine Rd along Upp Thomson Rd.
1992 20 September Integrated with Services 161 and 850, extended to Sembawang Rd End Ter, extended to Bt Merah Int and amended to ply Cecil St/Shenton Way under TransitLink Network Integration Exercise Phase 9, skipping Eu Tong Sen St/South Bridge Rd and Tg Pagar Rd.
TBC Amended to ply Orchard Link, skipping Grange Rd.
1995 TBC Amended to ply Orchard Turn.
2001 11 February Amended to ply Canberra Rd and Canberra Link.
2002 7 July Skips the bus stop outside Orchard Emerald along Orchard Rd.
Template:SMRT Buses 2005 3 May Serves additional bus stop outside Victoria Concert Hall along Empress Pl.
2 July Amended to ply Grange Rd and Orchard Link with the partial closure of Somerset Rd.
20 November Amended to Sembawang Int.
2006 18 February Serves additional bus stop after Hosp Dr along Eu Tong Sen St.
29 October Serves relocated bus stop outside Orchard Stn along Orchard Turn.
2012 15 November Designated wheelchair-accessible bus service (WAB).
2016 1 May Amended to ply Esplanade Dr with the partial closure of Fullerton Rd.
2017 26 November Skips abolished bus stop before Hospital Dr along Kg Bahru Rd.
2019 22 December Serves new bus stop before Adana @ Thomson along Upp Thomson Rd.
2020 27 December Serves a pair of new bus stops opposite and before Canberra Dr along Sembawang Rd.
Tower Transit
(Current)
2021 3 October Operations transferred to Tower Transit Singapore.
26 December Amended to ply Esplanade Dr towards Bt Merah Int with the closure of Connaught Dr.

Service 168 (1974 - 1989)

Operator Year Date Service changes
SBS 1974 3 February Re-numbered from Service 163A as a service between Sembawang Hills Dr and Tg Pagar Rd Ter under 1974 Bus Rationalisation.
24 February Amended to ply Grange Rd, Orchard Blvd and Paterson Rd towards Sembawang Hills Dr with the conversion of Orchard Rd to one-way traffic.
1976 15 February Extended to Ang Mo Kio Ave 3 Ter and amended to South Canal Rd Ter.
1978 29 December Amended to start from Ang Mo Kio Ave 6 Ter, shortened to loop at Orchard Rd and converted to semi-express service.
1979 TBC Amended to Ang Mo Kio Ave 3 Ter.
15 October Amended to ply Marymount Rd.
1981 5 July Amended to Ang Mo Kio Central 2 Ter.
1983 10 April Amended to Ang Mo Kio Int.
1987 13 December Serves new staggered bus stop outside Orchard Stn along Orchard Blvd, skipping the bus stop opposite Orchard Stn.
Serves new bus stop outside Newton Stn along Scotts Rd.
1989 11 June Withdrawn.

Service 168 (since 2001) Handicapped/disabled access

Operator Year Date Service changes
SBS 2001 14 April Introduced between Bedok Int and Woodlands Reg Int.
22 July Amended to ply Jln Kayu in both directions.
Template:SBS Transit
(Current)
2002 TBC Serves new pair of bus stops before and after Tampines Ave 9 along Tampines Ave 10.
2003 TBC Serves new pair of bus stops before and after TPE along Tampines Ave 10.
2006 TBC Skips a pair of abolished bus stops outside and opposite Bedok Green Sec Sch along Bedok North Ave 3.
2007 24 June Serves new pair of bus stops outside and opposite Innova JC along Woodlands Ave 2.
2011 19 November Amended to Bedok Temp Int.
2012 11 March Serves new bus stop outside Blk 204 along Bedok North Int.
26 March Designated wheelchair-accessible bus service (WAB).
2014 5 October Serves additional pair of bus stops before and after Punggol Rd along TPE.
30 November Amended to Bedok Integrated Transport Hub.
2015 8 November Serves new pair of bus stops outside and opposite CityLife @ Tampines along Tampines Ave 9.
2016 12 March Amended to Woodlands Temp Int.
2021 13 June Amended to Woodlands Integrated Transport Hub.
12 December Serves new pair of bus stops before and after Heartbeat @ Bedok along Bedok Nth St 1.

Service 169 Handicapped/disabled access

Operator Year Date Service changes
SBS 1976 23 August Introduced between Admiralty Rd Ter and Sembawang Rd (Loop).
1977 31 January Extended to Ang Mo Kio Ave 3 Ter.
1980 14 December Extended to Woodlands Town Ter.
1981 5 July Amended to Ang Mo Kio Central 2 Ter.
29 November Amended to Woodlands Int and amended to ply Admiralty Rd, skipping Marsiling Dr.
1983 10 April Amended to Ang Mo Kio Int.
Trans Island 5 June Operations transferred to TIBS.
1996 4 February Amended to Woodlands Reg Int.
10 March Integrated with Service 857 and amended to ply Admiralty Rd West, Admiralty Rd East, Sembawang Rd, Yishun Ave 2 and Yishun Ave 3 under Woodlands MRT Rationalisation, skipping Canberra Rd.
2000 TBC Serves additional bus stop opposite Blk 324 along Ang Mo Kio Ave 3.
2002 24 March Amended to Ang Mo Kio Temp Int.
2003 TBC Serves the bus stop outside Blk 923 along Yishun Ave 2, skipping the bus stop outside Northpoint Shop Ctr.
Template:SMRT Buses 2007 28 April Amended to Ang Mo Kio Integrated Transport Hub.
2015 11 October Designated wheelchair-accessible bus service (WAB).
2016 12 March Amended to Woodlands Temp Int.
2018 27 May Serves new pair of bus stops outside and opposite The Visionaire along Canberra Link.
2019 2 November Serves new pair of bus stops outside and opposite Canberra Stn along Canberra Link.
22 December Serves new bus stop before Adana @ Thomson along Upp Thomson Rd.
2021 13 June Amended to Woodlands Integrated Transport Hub.
Tower Transit
(Current)
19 September Operations transferred to Tower Transit Singapore.

Short Trip 169A Handicapped/disabled access

Operator Year Date Service changes
Trans Island 2000 TBC Introduced from Woodlands Reg Int to Yishun Ave 2 (Northpoint Shop Ctr) during morning peak hours on weekdays.
2003 TBC Terminating stop changed to Yishun Ave 2 (Blk 923).
Template:SMRT Buses 2015 11 October Designated wheelchair-accessible bus service (WAB).
2016 12 March Amended to Woodlands Temp Int.
2018 27 May Serves new bus stop opposite The Visionaire along Canberra Link.
2019 2 November Serves a new bus stop opposite Canberra Stn along Canberra Link.
2021 13 June Amended to Woodlands Integrated Transport Hub.
Tower Transit
(Current)
19 September Operations transferred to Tower Transit Singapore.

Short Trip 169B Handicapped/disabled access

Operator Year Date Service changes
Template:SMRT Buses 2019 25 February Introduced from Woodlands Temp Int to Woodlands Ave 8 (Bef Admiralty Rd West) during morning peak hours on weekdays. Wheelchair-accessible at launch.
2021 13 June Amended to Woodlands Integrated Transport Hub.
Tower Transit
(Current)
19 September Operations transferred to Tower Transit Singapore.

Service 170 Handicapped/disabled access

Operator Year Date Service changes
UBC 1971 11 April Introduced between Queen St Ter and Johore Bahru Ter as a cross border service under 1971 Bus Reorganisation.
SBS 1979 28 October Amended to ply Sungei Rd and Ophir Rd (towards Queen St Ter) and amended to ply Rochor Canal Rd and Bt Timah Rd, skipping Bencoolen St, Middle Rd, Selegie Rd and Mackenzie Rd (towards Johore Bahru Ter) with the conversion of Rochor Canal Rd and Rochor Rd to one-way traffic.
30 December Amended to ply Jln Anak Bt towards Queen St Ter with the partial conversion of Upp Bt Timah Rd to one-way traffic.
1985 13 October Amended to the relocated Queen St Ter along Ban San St.
1996 1 January Amended to Larkin Ter.
1997 TBC Serves new pair of bus stops outside KK Women & Child Hosp along Bt Timah Rd.
2000 TBC Serves new bus stop before Goldhill Ave along Dunearn Rd.
Template:SBS Transit
(Current)
2003 10 November Amended to ply Jln Lingkaran Dalam towards Larkin Ter, skipping Jln Tun Abdul Razak.
2010 23 May Skips temporarily abolished bus stop outside Assumption Voc Inst along Upp Bt Timah Rd to facilitate the construction of Cashew MRT station along the Downtown MRT Line.
2011 4 September Serves new bus stop outside Botanic Gdns Stn along Bt Timah Rd.
2015 1 March Serves reinstated bus stop outside Assumption Pathway Sch along Upp Bt Timah Rd.
2016 11 December Serves new bus stop opposite Blk 635A along Woodlands Rd.
2017 28 May Skips abolished bus stop opposite Mandai Rd along Woodlands Rd.
21 August Designated wheelchair-accessible bus service (WAB).
2018 10 June Serves new bus stop before Yew Tee Flyover along Woodlands Rd.
28 October Skips bus stop before Winstedt Rd along Bt Timah Rd with the relocation of the bus stop outside Newton FC.
2019 24 February Serves reinstated bus stop before Winstedt Rd along Bt Timah Rd with the reversion in the relocation of the bus stop outside Newton FC.
2020 18 March Temporarily shortened to loop at Woodlands Centre Rd from Queen St Ter due to Movement Control Order in Malaysia until 31 March 2020, skipping Woodlands Crossing, Johor Bahru and Larkin Ter.
1 April Temporary amendment to loop at Woodlands Centre Rd from Queen St Ter due to Movement Control Order in Malaysia extended until 14 April 2020.
15 April Temporary amendment to loop at Woodlands Centre Rd from Queen St Ter due to Movement Control Order in Malaysia extended until 28 April 2020.
29 April Temporary amendment to loop at Woodlands Centre Rd from Queen St Ter due to Movement Control Order in Malaysia extended until 12 May 2020.
13 May Temporary amendment to loop at Woodlands Centre Rd from Queen St Ter due to Movement Control Order in Malaysia extended until further notice.
2021 11 April Amended to ply the extended southbound Upp Bt Timah Rd towards Queen St Ter, skipping Jln Anak Bt.
2022 1 April Temporary suspension of service with the conversion of Short Trip 170A to a bi-directional service until further notice.
1 May Resumed normal operations between Queen St Ter and Larkin Ter.

Short Trip 170A Handicapped/disabled access

Operator Year Date Service changes
Template:SBS Transit 2015 27 December Introduced from Queen St Ter to Woodlands Centre Rd (Woodlands Train Checkpt).
2016 11 December Serves new bus stop opposite Blk 635A along Woodlands Rd.
2017 28 May Skips abolished bus stop opposite Mandai Rd along Woodlands Rd.
21 August Designated wheelchair-accessible bus service (WAB).
2018 28 October Skips bus stop before Winstedt Rd along Bt Timah Rd with the relocation of the bus stop outside Newton FC.
2019 24 February Serves reinstated bus stop before Winstedt Rd along Bt Timah Rd with the reversion in the relocation of the bus stop outside Newton FC.
2021 19 May Temporary suspension of service due to Phase 2 (Heightened Alert) measures in Singapore.
2022 1 April Resumed normal operations.
Converted to bi-directional service between Queen St Ter and Woodlands Centre Rd (Woodlands Train Checkpt).
1 May Withdrawn.

Service 170X Handicapped/disabled access

Operator Year Date Service changes
Template:SBS Transit
(Current)
2003 10 November Introduced as an alternate route between Woodlands Rd (Opp Kranji Stn) and Kotaraya II Ter.
2008 16 December Serves additional bus stop outside JB Sentral along Jln Tun Abdul Razak towards Kotaraya II Ter.
2009 11 May Last bus from Woodlands Rd (Opp Kranji Stn) revised to 2330 hrs on weekdays and 2400 hrs on Saturdays.
2014 1 November Amended to loop at Jln Tun Abdul Razak with the permanent closure of Kotaraya II Ter.
2015 1 March Amended to JB Sentral Ter, skipping Jln Tun Abdul Razak.
2017 21 August Designated wheelchair-accessible bus service (WAB).
2020 18 March Service temporarily suspended due to Movement Control Order in Malaysia until 31 March 2020.
1 April Temporary suspension of service due to Movement Control Order in Malaysia extended until 14 April 2020.
15 April Temporary suspension of service due to Movement Control Order in Malaysia extended until 28 April 2020.
29 April Temporary suspension of service due to Movement Control Order in Malaysia extended until 12 May 2020.
13 May Temporary suspension of service due to Movement Control Order in Malaysia extended until further notice.
2022 1 May Resumed normal operations.