Bus Service 189

!	TRAVEL ADVISORY (23/4/2025)					!
	Train services will be extended on the on the eve of Labour Day, 30 April 2025 (Wednesday). Selected bus services will have their operating hours extended to coincide with the last train timing. Please refer to the following for more information:

Service 189
Route Information
Route	Bukit Batok Interchange ↺ Clementi Avenue 1 (Loop)
Route Length	16.3 km
Travelling Time	51 - 81 mins (51 mins - 1 h 21 mins)
Operator	(Bulim Bus Package)

Tower Transit Bus Service 189 is an inter-town route linking the residential estates of Bukit Batok and Clementi.

Buses departing Bukit Batok Interchange after 2315 hours terminate at Bukit Batok Street 23 which are indicated with the “A” suffix (Short-Trip 189A).

Operating hours are extended on the eves of public holidays to align with the last train at Bukit Batok station. Revised timing will be announced closer to the respective dates by the operator.

Service Information

Bus Duty & Fleet

Service 189/189A

Depot	Fleet Size		Fleet
	189	189A
Bulim Depot (BUDEP)	14	4	Single Deckers	Double Deckers
			MAN NL323F Mercedes-Benz O530 Citaro	Alexander Dennis Enviro500 MAN ND323F (3-Door) Volvo B9TL SG7003J SG7004G SG7005D Yutong ZK6125BEVGS

ExpandNotes
2 DDs will perform two (2) crossover trips on Feeder 941 before AM Peak. 2 DDs will perform one (1) crossover trip on Feeder 947 during PM Peak. All MAN ND323F (3-Door) buses are only deployed on Weekdays. Full SD fleet during Weekdays AM Peak & AM Off-Peak. This service practises jumpbus.

Route Information

Frequency

Period	AM Peak (First Bus - 08:30)	AM Off Peak (08:31 - 16:59)	PM Peak (17:00 - 19:00)	PM Off Peak (19:01 - Last Bus)
Loop Service	05 minutes	06 minutes	06 - 10 minutes	15 - 21 minutes

Special Departures

Collapse 17179 Clementi Stn Exit B C'wealth Ave West → 43009 Bt Batok Int Bt Batok Ctrl Depature Timing
Weekdays	05:58 07:05 07:13

Collapse 17191 NUS High Sch Clementi Rd → 43009 Bt Batok Int Bt Batok Ctrl Depature Timing
Weekdays	13:34 14:24 14:42 14:51 15:09

Collapse 43311 Midview Bldg Bt Batok St 23 → 43009 Bt Batok Int Bt Batok Ctrl Depature Timing
Weekdays	17:05 17:13 17:21 17:34 17:42 17:50 18:05 18:13 18:21 18:35 18:42 18:49

Short-Trip 189A

Collapse 43009 Bt Batok Int Bt Batok Ctrl → 43319 Opp Midview Bldg Bt Batok St 23 Departure Time
Weekdays	07:05 to 09:04 & 23:38 to 01:10
Weekends & Public Holidays	23:38 to 01:10

Loop Service

Collapse

[Show/Hide Full Route Details]

Bus Stops		Point of Interest	Weekdays		Saturdays		Suns / PHs
			First bus	Last bus	First bus	Last bus	First bus	Last bus
43009 Bt Batok Int Bt Batok Ctrl	189A	NS2 Bukit Batok West Mall	05:45	23:15 (189) 01:10 (189A)	05:45	23:15 (189) 01:10 (189A)	05:45	23:15 (189) 01:10 (189A)
43701 Blk 225 Bt Batok Ctrl	189A		05:47	23:17 (189) 01:12 (189A)	05:47	23:17 (189) 01:12 (189A)	05:47	23:17 (189) 01:12 (189A)
43389 Opp Blk 102 Bt Batok Ave 1	189A		05:49	23:18 (189) 01:13 (189A)	05:49	23:18 (189) 01:13 (189A)	05:49	23:18 (189) 01:13 (189A)
43519 Opp Bt Batok Swim Cplx Bt Batok East Ave 6	189A		05:50	23:19 (189) 01:14 (189A)	05:50	23:19 (189) 01:14 (189A)	05:50	23:19 (189) 01:14 (189A)
43599 Bt View Sec Sch Bt Batok East Ave 6	189A		05:51	23:20 (189) 01:15 (189A)	05:51	23:20 (189) 01:15 (189A)	05:51	23:20 (189) 01:15 (189A)
43509 Blk 291E Bt Batok St 23	189A		05:53	23:22 (189) 01:17 (189A)	05:53	23:22 (189) 01:17 (189A)	05:53	23:22 (189) 01:17 (189A)
43219 Opp SBST Bt Batok Depot Bt Batok St 23	189A		05:54	23:23 (189) 01:18 (189A)	05:54	23:23 (189) 01:18 (189A)	05:54	23:23 (189) 01:18 (189A)
43319 Opp Midview Bldg Bt Batok St 23	189A		05:55	23:25 (189) 01:20 (189A)	05:55	23:24 (189) 01:19 (189A)	05:55	23:24 (189) 01:19 (189A)
42319 Burgundy Hill Bt Batok East Ave 3			05:57	23:27	05:57	23:26	05:57	23:26
Express PIE			Non-stop
12209 Opp LogisHub @ Clementi Clementi Ave 6			06:01	23:30	06:01	23:29	06:00	23:29
17379 Blk 304 Clementi Ave 6			06:02	23:31	06:02	23:30	06:01	23:30
17189 Blk 317 C'wealth Ave West			06:03	23:32	06:03	23:31	06:02	23:31
17179 Clementi Stn Exit B C'wealth Ave West		EW23 Clementi The Clementi Mall	05:58	23:34	06:05	23:33	06:04	23:33
17259 Opp Blk 460 Clementi Ave 2			06:00	23:36	06:07	23:35	06:06	23:35
17139 Aft Clementi Ave 2 AYE			06:01	23:37	06:08	23:36	06:07	23:36
17191 NUS High Sch Clementi Rd			06:02	23:37	06:09	23:36	06:08	23:36
16991 Opp Nan Hua High Sch Clementi Ave 1			06:03	23:38	06:10	23:37	06:09	23:37
16891 Opp Blk 420A Clementi Ave 1			06:05	23:39	06:11	23:38	06:10	23:38
17161 Blk 455 C'wealth Ave West			06:08	23:42	06:14	23:41	06:12	23:40
17171 Clementi Stn Exit A C'wealth Ave West		EW23 Clementi The Clementi Mall	06:10	23:44	06:16	23:43	06:14	23:42
17181 Opp Blk 317 C'wealth Ave West			06:11	23:45	06:17	23:44	06:15	23:43
17371 Blk 201 Clementi Ave 6			06:13	23:47	06:19	23:46	06:17	23:45
12201 LogisHub @ Clementi Clementi Ave 6			06:15	23:48	06:21	23:47	06:19	23:46
Express PIE			Non-stop
42311 Opp Burgundy Hill Bt Batok East Ave 3			06:19	23:51	06:25	23:50	06:22	23:49
43311 Midview Bldg Bt Batok St 23			06:21	23:52	06:27	23:51	06:23	23:50
43211 SBST Bt Batok Depot Bt Batok St 23			06:22	23:53	06:28	23:52	06:24	23:51
43501 Opp Blk 291E Bt Batok St 23			06:24	23:54	06:30	23:53	06:25	23:52
43591 Opp Bt View Sec Sch Bt Batok East Ave 6			06:25	23:55	06:31	23:54	06:26	23:53
43511 Bt Batok Swim Cplx Bt Batok East Ave 6			06:27	23:56	06:33	23:55	06:27	23:54
43381 Blk 102 Bt Batok Ave 1			06:29	23:58	06:35	23:57	06:29	23:56
43709 Blk 644 Bt Batok Ctrl			06:31	00:00	06:37	23:59	06:31	23:58
43009 Bt Batok Int Bt Batok Ctrl		NS2 Bukit Batok West Mall	06:34	00:02	06:39	00:01	06:34	00:00

Notes:

• 06:00: Underlined times indicate that the first bus is a down-route bus rather than one starting from the first stop.

Historical Information

Operator	Route	Year	Date	Service changes
	Commonwealth Ave ↔ South Canal	1974	3 February	Re-numbered from Service 193A as a service between Commonwealth Ave Ter and Sth Canal Ter under 1974 Bus Rationalisation.
			8 December	Amended to ply Cecil St, skipping Robinson Rd.
		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.
		1977	17 May	Amended to ply Commonwealth Ave Extension and Nth Buona Vista Rd towards Commonwealth Ave Ter.
			29 August	Amended to ply Holland Ave, Holland Dr and Nth Buona Vista Rd towards Commonwealth Ave Ter.
		1978	22 January	Amended to ply Commonwealth Ave, Queensway, Commonwealth Dr, Commonwealth Ave and Queen's Circus with the conversion of Farrer Circus into a traffic-signal controlled junction.
	Commonwealth Ave ↺ Empress Pl	1979	15 January	Amended to loop at Empress Pl from Commonwealth Ave Ter.
				Amended to ply Jln Bt Merah, Kg Bahru Rd and New Bridge Rd/Neil Rd, skipping Commonwealth Dr, Tiong Bahru Rd and Outram Rd.
			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.
	Buona Vista ↺ Empress Pl	1982	27 May	Amended to Buona Vista Ter.
	Bukit Batok ↔ Marina Ctr	1985	24 November	Extended to Bt Batok Ter and Marina Ctr Ter.
		1986	30 November	Amended to the relocated Marina Ctr Ter along Raffles Blvd.
		1987	27 September	Amended to Bt Batok Int.
			1 November	Amended to ply Eu Tong Sen St towards Marina Ctr Ter to facilitate the second stage of road expansion along New Bridge Rd.
	Bukit Batok ↺ Clementi West St 2	1991	28 April	Shortened to loop at Clementi West St 2 from Bt Batok Int, integrated with Service 366 and amended to ply Bt Batok Ctrl, Bt Batok Ave 1, Bt Batok East Ave 6 and Bt Batok St 23 under TransitLink Network Integration Exercise Phase 4.
	Bukit Batok ↺ West Coast Ferry Ter	1995	6 May	Extended to loop at West Coast Ferry Ter, skipping Clementi West St 2.
		1996	TBC	Amended to ply PIE and Clementi Ave 6, skipping Toh Tuck Ave.
		1999	20 September	Serves new pair of bus stops outside and opposite West Bay Resort Condo along West Coast Rd.
Known as prior to 10 May 2004		2000	18 June	Operations transferred to Trans Island Bus Services.
	Bukit Batok ↺ Kent Ridge	2001	15 April	Shortened to loop at Kent Ridge Ter.
	189Bukit Batok ↺ Kent Ridge 189ABukit Batok → Bt Batok St 23	2009	5 January	189AIntroduced from Bt Batok Int to Bt Batok St 23 (Opp Midview Bldg) during morning peak hours on weekdays.
			1 June	Designated wheelchair-accessible bus service (WAB).
		2011	12 June	189AExtended to operate after the last bus of Service 189 daily.
		2013	TBC	189ALast bus extended to 0100 hrs daily.
	189Bukit Batok ↺ Clementi Ave 1 189ABukit Batok → Bt Batok St 23	2014	23 November	Amended to loop at Clementi Ave 1 with the introduction of Service 201, skipping West Coast Rd and Kent Ridge Ter.
				189Last bus extended to 2315 hrs daily.
(Current)		2016	29 May	Operations transferred to Tower Transit Singapore.
		2019	5 October	189ALast bus extended to 0110 hrs daily.
		2024	28 January	Serves additional bus stop after Clementi Swim Cplx along AYE.

External Links

• Bus Service Information (Tower Transit)
• SimplyGo eGuide
• Bus Service Route Map