History of Services 110 - 119

Service 110

1^st Generation (1971 - 1977)

Operator	Route	Year	Date	Service changes
Singapore Traction Company	Upp Serangoon Rd (10.5 km) ↔ Prince Edward	1971	11 April	Introduced between Upp Serangoon Rd 10.5 km Ter and Prince Edward Ter under 1971 Bus Reorganisation.
			9 May	Amended to ply Mountbatten Rd, Kallang Rd, Crawford St, Nth Bridge Rd and Bras Basah Rd, skipping Nicoll Highway.
Associated Bus Services			6 December	Operations transferred to Associated Bus Services.
		1973	1 July	Operations transferred to Singapore Bus Services.
		1974	8 December	Amended to ply the extended Robinson Rd, skipping Market St.
		1975	2 March	Amended to ply Sims Ave and Lor 1 Geylang towards Upp Serangoon Rd 10.5 km Ter with the conversion of Geylang Rd to one-way traffic.
			21 July	Amended to ply St. Andrew's Rd and Stamford Rd, skipping Coleman St and Hill St.
		1976	15 February	Serves new staggered bus stop between Bank of India and Hong Leong Holdings along Robinson Rd.
			14 March	Serves new staggered bus stop outside The Cenotaph along Connaught Dr, skipping the bus stop opposite Singapore Cricket Club.
		1977	16 May	Integrated with Service 70 and discontinued.

2^nd Generation (since 2017)

Operator	Route	Year	Date	Service changes
(Current)	Compassvale ↺ Changi Airport	2017	22 October	Introduced between Compassvale Int and Changi Airport PTB 2 (Loop), operating between 0530 hrs and 2345 hrs daily. Wheelchair-accessible bus service (WAB) at launch.
	Buangkok ↺ Changi Airport	2024	1 December	Extended to Buangkok Integrated Transport Hub.

Service 111

Operator	Route	Year	Date	Service changes
Singapore Traction Company	Upp Serangoon Rd (10.5 km) ↔ Commonwealth Ave	1971	11 April	Introduced between Upp Serangoon Rd 10.5 km Ter and Commonwealth Ave Ter under 1971 Bus Reorganisation.
Associated Bus Services			6 December	Operations transferred to Associated Bus Services.
		1972	18 June	Amended to ply Bendemeer Rd towards Commonwealth Ave Ter with the conversion of Serangoon Rd to one-way traffic.
(Current) Known as prior to 1 November 2001		1973	1 July	Operations transferred to Singapore Bus Services.
		1974	24 February	Amended to ply Grange Rd, Orchard Blvd and Paterson Rd towards Commonwealth Ave Ter with the conversion of Orchard Rd to one-way traffic.
			1 October	Serves new bus stop outside Nan Hwa Girls' High Sch along Bencoolen St.
				Serves merged bus stop outside Sri Srinivasa Perumal Tp along Serangoon Rd.
		1977	17 May	Amended to ply Commonwealth Ave Extension and Nth Buona Vista Rd towards Commonwealth Ave Ter.
			19 June	Amended to ply Orchard Blvd and Grange Rd towards Commonwealth Ave Ter with the full conversion of Orchard Rd to one-way traffic.
			29 August	Amended to ply Holland Ave, Holland Dr and Nth Buona Vista Rd towards Commonwealth Ave Ter.
	Upp Serangoon Rd (10.5 km) ↔ Buona Vista	1982	27 May	Amended to Buona Vista Ter.
	Hougang ↔ Buona Vista	1983	30 October	Amended to Hougang Int.
	Hougang ↔ Ghim Moh	1989	5 November	Extended to Ghim Moh Ter.
		1992	19 July	Amended to ply Orchard Lk due to the closure of Grange Rd to facilitate road expansion works.
	Hougang South ↔ Ghim Moh	1994	17 December	Hougang Int renamed to Hougang Sth Int.
	Hougang Ctrl ↔ Ghim Moh		18 December	Extended to Hougang Ctrl Int.
	Hougang Ctrl Temp Int ↔ Ghim Moh	1998	24 May	Amended to Hougang Ctrl Temp Int.
		2000	4 June	Serves new pair of bus stops outside and opposite British High Comm along Tanglin Rd.
	Hougang Ctrl ↔ Ghim Moh	2001	20 May	Amended back to Hougang Ctrl Int.
		2002	7 July	Skips the bus stop opposite Mandarin Singapore along Orchard Rd.
			TBC	Serves new pair of bus stops after Sommerville Rd and after Sunshine Lodge along Upp Serangoon Rd.
		2003	TBC	Serves new pair of bus stops outside Potong Pasir Stn along Upp Serangoon Rd.
	Ghim Moh ↺ Temasek Ave		27 July	Shortened to loop at Temasek Ave from Ghim Moh Ter under North East Line Rationalisation Phase 2.
		2005	2 July	Amended to ply Grange Rd with the partial closure of Somerset Rd.
		2012	3 December	Designated wheelchair-accessible bus service (WAB).
		2014	27 April	Serves new bus stop outside Queens Condo along Commonwealth Ave.
		2023	10 September	Extended to terminate at Ghim Moh Rd (Blk 7) towards Ghim Moh Ter.

Service 112

1^st Generation (1971 - 1985)

Operator	Route	Year	Date	Service changes
Singapore Traction Company	Upp Serangoon Rd (10.5 km) ↔ Commonwealth Ave	1971	11 April	Introduced between Upp Serangoon Rd 10.5 km Ter and Commonwealth Ave Ter under 1971 Bus Reorganisation.
United Bus Company			6 December	Operations transferred to United Bus Company.
		1972	18 June	Amended to ply Bendemeer Rd towards Commonwealth Ave Ter with the conversion of Serangoon Rd to one-way traffic.
		1973	11 March	Amended to ply Zion Rd and Hoot Kiam Rd towards Commonwealth Ave Ter with the partial conversion of Kim Seng Rd and Irwell Bank Rd to one-way traffic.
			1 July	Operations transferred to Singapore Bus Services.
		1974	1 October	Serves merged bus stop outside Sri Srinivasa Perumal Tp along Serangoon Rd.
		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 November	Amended to temporary bus terminal along Holland Dr with the partial closure of Commonwealth Ave Ter to facilitate the extension of Commonwealth Ave.
		1977	29 August	Amended back to Commonwealth Ave Ter via Nth Buona Vista Rd.
		1979	11 February	Amended to ply the extended Shenton Way towards Commonwealth Ave Ter, skipping Parsi Rd and Anson Rd.
		1980	20 January	Amended to ply Spottiswoode Pk Rd with the partial conversion of Cantonment Rd to one-way traffic.
	Commonwealth Ave ↺ Finlayson Green	1981	11 January	Shortened to loop at Finlayson Green from Commonwealth Ave Ter and amended to ply Cecil St and Shenton Way.
	Commonwealth Ave ↺ Empress Pl		21 September	Extended to loop at Empress Pl.
	Buona Vista ↺ Empress Pl	1982	27 May	Amended to Buona Vista Ter.
		1984	10 June	Converted to peak hour service on weekdays and Saturdays.
		1985	24 November	Discontinued.

2^nd Generation (since 2004)

Operator	Route	Year	Date	Service changes
(Current)	112Hougang Central ↺ Hougang St 92 112AHougang Central → Upp Serangoon Rd	2004	15 February	Introduced between Hougang Ctrl Int and Hougang St 92 (Loop) with the integration of Services 322 and 327.
				112AIntroduced from Hougang Ctrl Int to Upp Serangoon Rd (Kovan Stn), operating after the last bus of Service 112 daily.
		2013	9 June	Designated wheelchair-accessible bus service (WAB).
	112Hougang Central ↺ Hougang St 92 112AHougang Central → Upp Serangoon Rd 112BHougang Central → Hougang Ave 7	2025	24 March	112BIntroduced from Hougang Ctrl Int to Hougang Ave 7 (Opp Blk 321) during evening peak hours on weekdays. Wheelchair-accessible bus service (WAB) at launch.

Service 113

Operator	Route	Year	Date	Service changes
(Current)	Hougang Ctrl ↺ Upp Paya Lebar Rd	2004	15 February	Introduced between Hougang Ctrl Int and Upp Paya Lebar Rd (Loop) with the integration of Services 321 and 326.
	113Hougang Ctrl ↺ Upp Paya Lebar Rd 113A AMUpp Paya Lebar Rd → Upp Serangoon Rd PMUpp Serangoon Rd ↺ Upp Paya Lebar Rd	2005	27 June	113AIntroduced from Upp Paya Lebar Rd (Blk 161) to Upp Serangoon Rd (Kovan Stn) during morning peak hours and between Upp Serangoon Rd (Kovan Stn) and Upp Paya Lebar Rd (Loop) during evening peak hours on weekdays.
		2010	28 February	Designated wheelchair-accessible bus service (WAB).
	113Hougang Ctrl ↺ Upp Paya Lebar Rd 113AUpp Serangoon Rd ↺ Upp Paya Lebar Rd	2018	13 August	113AMorning peak route extended to start from Upp Serangoon Rd (Kovan Stn Exit C).

Service 114

Operator	Route	Year	Date	Service changes
(Current)	Sengkang Ctrl ↺ Buangkok Cres	2020	25 October	Introduced between Sengkang Ctrl (Buangkok Stn Exit B) and Buangkok Cres (Loop), operating between 0600 hrs and 0035 hrs daily. Wheelchair-accessible bus service (WAB) at launch.
	114Sengkang Ctrl ↺ Buangkok Cres 114ASengkang Ctrl → Buangkok Cres	2021	31 December	114AIntroduced from Sengkang Ctrl (Buangkok Stn Exit B) to Buangkok Cres (Blk 998B), operating after the last bus of Service 114 on eves of major public holidays. Wheelchair-accessible bus service (WAB) at launch.
		2022	13 March	Serves new bus stop opposite Blk 991A along Buangkok Cres.
	114Buangkok ↺ Buangkok Cres 114ABuangkok → Buangkok Cres	2024	1 December	Extended to start from Buangkok Integrated Transport Hub.
	114Buangkok ↔ Yio Chu Kang 114ABuangkok → Buangkok Cres	2025	28 December	To be extended to Yio Chu Kang Int.

Service 115

Operator	Route	Year	Date	Service changes
(Current)	Hougang St 21 ↺ Hougang Ave 3	2004	30 October	Introduced between Hougang St 21 (Hougang St 21 FC) and Hougang Ave 3 (Loop), operating between 0715 hrs and 1815 hrs daily.
		2014	3 December	Designated wheelchair-accessible bus service (WAB).
		2021	3 May	Last bus extended to 2000 hrs daily.

Service 116

1^st Generation (2006)

Operator	Route	Year	Date	Service changes
	Hougang Ctrl ↺ Buangkok View	2006	3 April	Introduced between Hougang Ctrl Int and Buangkok View (Buangkok Green Med Pk) (Loop) for a trial period of 3 months, operating between 0630 hrs and 1730 hrs daily.
			10 July	Revised to operate on weekdays only.
			15 August	Discontinued.

2^nd Generation (since 2012)

Operator	Route	Year	Date	Service changes
(Current)	Hougang Ctrl ↺ Serangoon Ctrl	2012	18 November	Introduced between Hougang Ctrl Int and Serangoon Ctrl (Loop) under the LTA's Bus Service Enhancement Programme (BSEP), operating between 0545 hrs and 2330 hrs daily.
		2013	31 March	Designated wheelchair-accessible bus service (WAB).
	116Hougang Ctrl ↺ Serangoon Ctrl 116ASerangoon North Ave 4 → Serangoon Ctrl	2019	15 April	116AIntroduced from Serangoon Nth Ave 4 (Blk 504A CP) to Serangoon Ctrl (Serangoon Stn Exit C/Blk 201) during morning peak hours on weekdays. Wheelchair-accessible bus service (WAB) at launch.

Service 117

Operator	Route	Year	Date	Service changes
(Current)	Punggol ↔ Sembawang	2015	20 December	Introduced between Punggol Int and Sembawang Int under the LTA's Bus Service Enhancement Programme (BSEP), operating between 0545 hrs and 2330 hrs daily from Punggol Int and Sembawang Int. Wheelchair-accessible bus service (WAB) at launch.
		2016	24 April	Amended to ply West Camp Rd.
		2017	26 November	Serves additional bus stop outside Punggol Stn/Int along Punggol Ctrl.
		2018	27 May	Serves new pair of bus stops outside and opposite The Visionaire along Canberra Lk.
			25 November	Serves 3 new bus stops before and opposite Blk 469B and opposite Yishun St 43 along Yishun Ave 1.
	117Punggol ↔ Sembawang 117AYishun Ave 1 → Yishun Ave 2 117BSembawang Int → Yishun Ave 2	2019	14 January	117AIntroduced from Yishun Ave 1 (Opp Blk 430B) to Yishun Ave 2 (Bef Khatib Stn) during morning peak hours on weekdays.
			11 March	117BIntroduced from Sembawang Int to Yishun Ave 2 (Opp Yishun Stn) during morning peak hours on weekdays.
			2 November	Serves new pair of bus stops outside and opposite Canberra Stn along Canberra Lk.
		2020	12 January	Serves a new bus stop outside Blk 469B along Yishun Ave 1.
	117Punggol ↔ Sembawang 117AYishun Ave 1 → Yishun Ave 2		30 March	117BDiscontinued.
	117Punggol ↔ Sembawang 117AYishun Ave 1 → Yishun Ave 2	2021	28 November	117Amended to ply Sembawang Rd, Canberra St, Canberra Wk and Canberra Cres, skipping a portion of Canberra Lk.
				117First bus brought forward to 0530 hrs from Punggol Temp Int and Sembawang Int on Weekends and Public Holidays.
	Punggol ↔ Sembawang		29 November	Revised to operate during off peak hours on weekdays with the introduction of Service 117M.
		2022	26 June	Serves new bus stop outside Blk 471A along Yishun Ave 1.
			31 July	Amended to ply Punggol Field, skipping Punggol Ctrl and a portion of Punggol Way.
		2024	13 October	Serves new bus stop opposite Blk 470A along Yishun Ave 1.
	Punggol Coast ↔ Sembawang	2025	29 June	Extended to Punggol Coast Integrated Transport Hub.

Service 117M

Operator	Route	Year	Date	Service changes
(Current)	117MPunggol ↔ Sembawang 117AYishun Ave 1 → Yishun Ave 2	2021	29 November	117MIntroduced as a supplementary service between Punggol Int and Sembawang Int during weekday morning and evening peak hours, plying an extended route of Service 117 via Seletar Aerospace Lk and Seletar Aerospace Cres. Wheelchair-accessible bus service (WAB) at launch.
				117MFirst bus brought forward to 0530 hrs from Punggol Int and Sembawang Int on weekdays.
		2022	26 June	Serves new bus stop outside Blk 471A along Yishun Ave 1.
			31 July	Amended to ply Punggol Field, skipping Punggol Ctrl and a portion of Punggol Way.
		2023	27 November	117AExtended to start from Yishun Ave 1 (Opp Blks 469A/469B).
		2024	13 October	Serves new bus stop opposite Blk 470A along Yishun Ave 1.
	117MPunggol Coast ↔ Sembawang 117AYishun Ave 1 → Yishun Ave 2	2025	29 June	Extended to Punggol Coast Integrated Transport Hub.

Service 118

1^st Generation (1988 - 1990)

Operator	Route	Year	Date	Service changes
	Hougang ↺ Tomlinson Rd	1988	24 January	Introduced between Hougang Int and Tomlinson Rd (Loop).
		1990	16 December	Integrated with Service 111 and discontinued.

2^nd Generation (since 2015)

Operator	Route	Year	Date	Service changes
	Punggol ↔ Changi Business Pk	2015	20 December	Introduced between Punggol Int and Changi Business Pk Ter under the LTA's Bus Service Enhancement Programme (BSEP), operating between 0545 hrs and 2330 hrs daily from Punggol Int and Changi Business Pk Ter. Wheelchair-accessible bus service (WAB) at launch.
(Current)		2016	4 September	Operations transferred to Go-Ahead Singapore.
			23 October	Serves new pair of bus stops outside UWCSEA and outside Blk 871C along Tampines Ave 5.
	118Punggol ↔ Changi Business Pk 118ATPE → Simei Ave 118BSimei Ave → TPE	2017	10 April	118AIntroduced from TPE (Aft Punggol Rd) to Simei Ave (ITE Coll East Adm Blk) during morning peak hours on weekdays. Wheelchair-accessible bus service (WAB) at launch.
				118BIntroduced from Simei Ave (Opp ITE Coll East Adm Blk) to TPE (Bef Punggol Rd) during evening peak hours on weekdays. Wheelchair-accessible bus service (WAB) at launch.
			21 October	Amended to ply Changi Sth Ave 1 and Changi Business Pk Ave 1, skipping Changi Sth Ave 2.
			26 November	Serves additional bus stop outside Punggol Stn/Int along Punggol Ctrl.
	118Punggol ↔ Changi Business Pk 118APunggol → Simei Ave 118BSimei Ave → TPE	2023	30 October	118AExtended to start from Punggol Int.

Service 119

Operator	Route	Year	Date	Service changes
	Sengkang ↺ Hougang St 21	2003	14 September	Introduced between Sengkang Int and Hougang St 21 (Loop).
		2004	15 February	Serves 2 new bus stops outside Hougang St 21 FC and between Blks 210/211 along Hougang St 21.
	Punggol ↺ Hougang St 21	2012	21 October	Extended to Punggol Int under the LTA's Bus Service Enhancement Programme (BSEP).
		2013	31 March	Designated wheelchair-accessible bus service (WAB).
		2014	13 January	First bus brought forward to 0500 hrs on weekdays.
		2015	30 August	Serves new pair of bus stops outside Twin Waterfalls and after TPE along Punggol Way.
(Current)		2016	4 September	Operations transferred to Go-Ahead Singapore.
				First bus brought forward to 0505 hrs on Saturdays and 0550 hrs on Sundays & Public Holidays.
			13 November	Serves new pair of bus stops opposite Blk 293D and outside Blk 286B along Sengkang East Rd.

See also

• History of Bus Services