RWS Basement - Ingress lanes from Sentosa Gateway
Bus Technical 

Fleet Restrictions

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Fleet Restrictions on Defunct Bus Services

The following defunct bus services operated with no double-deck or articulated buses due to the following route limitations. Defunct bus services with subsequently discontinued permanent deployments of high capacity buses due to insufficient passenger demand are excluded from the table below.

Service(s) Operator Fleet Restriction Reasons Period in Operation
20 SBS Midibuses only Narrow lanes along St. George’s Rd & St. Wilfred Rd 17 Oct 1994 – 25 Nov 2000
34 SBS/SBST Single-deck buses only Low headroom in Changi Airport Passenger Terminal Buildings (PTBs) 1 & 2 24 Apr 1995 – 14 Sep 2002
68 SBST Single-deck buses only Insufficient passenger demand & narrow lanes along Tampines St 92 16 Jun 2003 – 8 Aug 2008
74e SBST Single-deck buses only Insufficient passenger demand 18 Dec 2006 – 14 Jan 2022
84 SBST Single-deck buses only Insufficient passenger demand 15 Sep 2003 – 11 Mar 2005
103W/103M SBST Single-deck buses only Insufficient passenger demand & narrow lanes along West Camp Rd (before road realignment & widening works) 7 Dec 2003 – 12 Feb 2011
128 SBST Single-deck buses only Insufficient passenger demand 7 Jul 2008 – 7 Apr 2020
133M SBST Single-deck buses only Insufficient passenger demand with 1 time double-deck bus deployment 26 Apr 2010 – 20 May 2012
151e SBST Single-deck buses only Insufficient passenger demand 18 Dec 2006 – 14 Jan 2022
162X/162M SBS/SBST Single-deck buses only Insufficient passenger demand 25 Feb 2001 – 16 Dec 2023
167e SMRT Single-deck buses only Insufficient passenger demand 25 Nov 2018 – 11 Dec 2020
183 SBS/SBST Single-deck buses only Insufficient passenger demand 19 Jul 1998 – 25 May 2002
185 SBS (1988 – 1999), TIBS (1999 – 2003) Single-deck buses only Insufficient passenger demand 31 Jul 1988 – 26 Jul 2003
188R SMRT Single-deck buses only Insufficient passenger demand 1 May 2010 – 12 Apr 2020
220 SBS/SBST Single-deck buses only Insufficient passenger demand 15 Mar 1976 – 6 Apr 2002
226 SBS/SBST Single-deck buses only Insufficient passenger demand 22 Feb 1981 – 16 Nov 2002
227 SBS/SBST Single-deck buses only Insufficient passenger demand 25 Feb 1979 – 6 Apr 2002
237 SBS/SBST Single-deck buses only Insufficient passenger demand 26 Dec 1983 – 18 May 2002
266 SBS/SBST Single-deck buses only Insufficient passenger demand 7 Dec 1980 – 23 Mar 2002
267 SBS/SBST Single-deck buses only Insufficient passenger demand & narrow lanes along Ang Mo Kio Ind Pk 2 5 Jul 1981 – 23 Mar 2002
274 SBS/SBST Single-deck buses only Insufficient passenger demand & narrow lanes along Depot Rd 16 Jul 1979 – 10 Mar 2007
275 SBS/SBST Single-deck buses only Insufficient passenger demand 19 Aug 1984 – 24 Aug 2014
284M SBST Single-deck buses only Insufficient passenger demand & narrow cul-de-sac along Clementi Ave 4 29 Jun 2009 – 25 Nov 2011
290 SBS/SBST Single-deck & articulated buses only Insufficient passenger demand 21 Jun 1987 – 6 Apr 2002
294 SBS/SBST Single-deck buses only Insufficient passenger demand 12 Aug 1984 – 6 Apr 2002
308 SMRT Single-deck buses only Insufficient passenger demand with 1 time double-deck bus deployment 15 May 2016 – 29 Sep 2018
343 SBS (1988 – 1995), TIBS (1995 – 2000) Single-deck buses only See Service 921 31 Jul 1988 – 25 Mar 2000
357 SBS/SBST Single-deck buses only Insufficient passenger demand 19 Jan 1997 – 6 Apr 2002
365 SBS (1986 – 2000), TIBS (2000 – 2003) Single-deck buses only Narrow lanes along Bt Batok East Ave 5 6 Apr 1986 – 3 May 2003
371 SBS/SBST Single-deck buses only Insufficient passenger demand 29 Aug 1999 – 11 Mar 2005
378 SBS/SBST Single-deck buses only Insufficient passenger demand & narrow u-turn point along Piccadilly 1 Aug 2001 – 6 Dec 2003
379 SBS/SBST Single-deck buses only Insufficient passenger demand & narrow lanes along West Camp Rd (before road realignment & widening works) 1 Aug 2001 – 6 Dec 2003
382 SBS/SBST Single-deck buses only Insufficient passenger demand 2 Feb 1986 – 14 Sep 2002
402 SBST Single-deck buses only Insufficient passenger demand 1 Apr 2006 – 15 Jun 2019
408 SBST Single-deck buses only Insufficient passenger demand & narrow lanes along Depot Rd, Labrador Villa Rd & Port Rd 12 Mar 2005 – 31 Jul 2016
409 SBST Single-deck buses only Insufficient passenger demand & narrow lanes along Mt Faber Rd & Maritime Sq 14 Nov 2005 – 24 Feb 2013
505 SBS Single-deck buses only Insufficient passenger demand 30 Aug 1999 – 9 Sep 2000
507 SBS/SBST Single-deck buses only Insufficient passenger demand 30 Aug 1999 – 21 Aug 2004
521 TIBS Single-deck buses only Insufficient passenger demand 1 Sep 1999 – 28 Sep 2002
529 SMRT Midibuses only Insufficient passenger demand & narrow lanes within Lentor estate 1 Jun 2009 – 31 Dec 2016
530 SMRT Single-deck buses only Insufficient passenger demand 30 Jul 2007 – 26 Aug 2016
532 SBST Single-deck buses only Narrow cul-de-sac along Clementi Ave 4 16 Jul 2007 – 8 Aug 2014
535 SBST Single-deck buses only Narrow lanes along Lor 8 Toa Payoh 16 Jul 2007 – 25 Nov 2016
546 SMRT Single-deck buses only Insufficient passenger demand 4 Apr 2008 – 26 Aug 2016
551 SBST Single-deck buses only Insufficient passenger demand 15 Dec 2007 – 20 Jul 2008
558 SBST Single-deck buses only Interlining duty with Service 85 (no double-deck buses allowed due to height limit at former Yishun Int) 21 Apr 2008 – 22 Aug 2014
559 SBST Single-deck buses only Interlining duties with Service 39 (no double-deck buses allowed due to height limit at former Yishun Int) 21 Apr 2008 – 29 Aug 2014
560 SBST Single-deck buses only Narrow lanes within Mt Sinai estate 30 Jun 2008 – 23 Sep 2016
561 SBST Single-deck buses only Narrow lanes along Upp Aljunied Rd 30 Jun 2008 – 11 Nov 2016
563 SBST Single-deck buses only Insufficient passenger demand 30 Jun 2008 – 26 Aug 2016
564 SBST Single-deck buses only Insufficient passenger demand 30 Jun 2008 – 12 Aug 2016
566 SBST Single-deck buses only Narrow lanes along Meyer Rd 30 Jun 2008 – 1 Aug 2014
575 SBST Single-deck buses only Insufficient passenger demand 15 Dec 2007 – 20 Jul 2008
576 SBST Single-deck buses only Insufficient passenger demand 15 Dec 2007 – 27 Oct 2008
577 SBST Single-deck buses only Insufficient passenger demand 15 Dec 2007 – 20 Jul 2008
578 SBST Single-deck buses only Insufficient passenger demand 15 Dec 2007 – 26 Jul 2009
579 SBST Single-deck buses only Insufficient passenger demand 15 Dec 2007 – 26 Jul 2009
580 SBST Single-deck buses only Insufficient passenger demand 15 Dec 2007 – 20 Jul 2008
581 SBST Single-deck buses only Insufficient passenger demand 15 Dec 2007 – 26 Jul 2009
586 SMRT Single-deck buses only Insufficient passenger demand 8 Sep 2008 – 6 Feb 2009
587 SMRT Single-deck buses only Insufficient passenger demand 30 Jun 2008 – 25 Nov 2016
588 SMRT Single-deck buses only Insufficient passenger demand 30 Jun 2008 – 26 Aug 2016
589 SMRT Midibuses only Narrow lanes along Sunset Way 8 Sep 2008 – 28 Feb 2017
597 SMRT Single-deck buses only Insufficient passenger demand 8 Sep 2008 – 13 Nov 2009
598 SMRT Midibuses only Narrow lanes within Dairy Farm estate 8 Sep 2008 – 16 Dec 2016
711 SBS/SBST Single-deck buses only Low headroom at Jurong Island Checkpt & narrow lanes within Jurong Island 1 Jun 2000 – 28 Jun 2003
712 SBS/SBST Single-deck buses only Low headroom at Jurong Island Checkpt & narrow lanes within Jurong Island 1 Jun 2000 – 28 Jun 2003
713 SBS/SBST Single-deck buses only Low headroom at Jurong Island Checkpt & narrow lanes within Jurong Island 1 Jun 2000 – 29 Jun 2003
820 TIBS (1998 – 1999), SBS (1999 – 2001) Single-deck buses only See Service 378 27 Dec 1998 – 31 Jul 2001
821 TIBS (1998 – 1999), SBS (1999 – 2001) Single-deck buses only See Service 379 27 Dec 1998 – 31 Jul 2001
921 TIBS/SMRT Single-deck buses only Insufficient passenger demand & narrow u-turn point along defunct Petir Rd End 26 Mar 2000 – 17 Jun 2006
926 TIBS/SMRT Single-deck buses only Insufficient passenger demand & narrow lanes along Mandai Lake Rd 1 May 1988 – 5 Apr 2020
963R SMRT Single-deck buses only Insufficient passenger demand 30 Jan 2010 – 12 Apr 2020
989 TIBS Single-deck buses only Narrow turning radius for Mercedes-Benz O405G articulated buses in Changi Airport Passenger Terminal Buildings (PTBs) 1 & 2 5 Aug 2001 – 26 Jul 2003
BPS1 SMRT Single-deck buses only Insufficient passenger demand with 1 time articulated bus deployment 24 Oct 2011 – 8 Nov 2019
CT8 SBST Single-deck buses only Insufficient passenger demand 21 Jan 2005 – 14 Apr 2020
CT18 SBST Single-deck buses only Insufficient passenger demand 21 Jan 2005 – 14 Apr 2020
CT28 SBST Single-deck buses only Insufficient passenger demand & narrow cul-de-sac along Clementi Ave 4 21 Jan 2005 – 7 Feb 2016
RWS8 SMRT Single-deck buses only Insufficient passenger demand 9 Jan 2010 – 30 Jun 2016
RWS88 SMRT Single-deck buses only Insufficient passenger demand 30 Jan 2010 – 26 Dec 2010
Nite Owl 16M SBST Single-deck buses only Insufficient passenger demand 7 Dec 2001 – 30 Jan 2006
36M SBS/SBST Single-deck buses only Insufficient passenger demand & low headroom in Changi Airport Passenger Terminal Buildings (PTBs) 1 & 2 24 Nov 2000 – 1 Dec 2001
65M SBS/SBST Single-deck buses only Insufficient passenger demand 23 Jun 2000 – 16 Dec 2006
85M SBS/SBST Single-deck buses only Insufficient passenger demand 23 Jun 2000 – 1 Dec 2001
89M SBST Single-deck buses only Insufficient passenger demand 7 Dec 2001 – 30 Jan 2006
Nite Owl 143M SBS/SBST Single-deck buses only Insufficient passenger demand 24 Nov 2000 – 1 Dec 2001
147M SBS/SBST Single-deck buses only Insufficient passenger demand 23 Jun 2000 – 1 Dec 2001
Nite Owl 162M SBST Single-deck buses only Insufficient passenger demand 7 Dec 2001 – 30 Jan 2006
174M SBS/SBST Single-deck buses only Insufficient passenger demand 23 Jun 2000 – 16 Dec 2006
Nite Owl 181M SBST Single-deck buses only Insufficient passenger demand 7 Dec 2001 – 30 Jan 2006
1N SBST Single-deck buses only Insufficient passenger demand & narrow lanes along Mohd Sultan Rd 22 Dec 2006 – 4 Apr 2020
2N SBST Single-deck buses only Insufficient passenger demand & narrow lanes along Mohd Sultan Rd 22 Dec 2006 – 4 Apr 2020
3N SBST Single-deck buses only Insufficient passenger demand & narrow lanes along Mohd Sultan Rd 22 Dec 2006 – 4 Apr 2020
4N SBST Single-deck buses only Insufficient passenger demand & narrow lanes along Mohd Sultan Rd & Pasir Ris St 41 22 Dec 2006 – 4 Apr 2020
5N SBST Single-deck buses only Insufficient passenger demand & narrow lanes along Mohd Sultan Rd 22 Dec 2006 – 4 Apr 2020
6N SBST Single-deck buses only Insufficient passenger demand & narrow lanes along Mohd Sultan Rd 22 Dec 2006 – 4 Apr 2020
7N SBST Single-deck buses only Insufficient passenger demand & narrow lanes along Mohd Sultan Rd & Pasir Ris St 41 22 Dec 2006 – 26 Oct 2008
8N SBST Single-deck buses only Insufficient passenger demand & narrow lanes along Mohd Sultan Rd 22 Dec 2006 – 26 Oct 2008
NR1 TIBS/SMRT Single-deck & articulated buses during festive seasons only Insufficient passenger demand during regular weekends 10 Mar 2000 – 4 Apr 2020
NR2 TIBS/SMRT Single-deck & articulated buses during festive seasons only Insufficient passenger demand during regular weekends 26 May 2000 – 4 Apr 2020
NR3 TIBS/SMRT Single-deck & articulated buses during festive seasons only Insufficient passenger demand during regular weekends 26 May 2000 – 4 Apr 2020
NR5 TIBS/SMRT Single-deck & articulated buses during festive seasons only Insufficient passenger demand during regular weekends 26 May 2000 – 4 Apr 2020
NR6 TIBS/SMRT Single-deck & articulated buses during festive seasons only Insufficient passenger demand during regular weekends 26 May 2000 – 4 Apr 2020
NR7 TIBS/SMRT Single-deck & articulated buses during festive seasons only Insufficient passenger demand during regular weekends 26 May 2000 – 31 Dec 2018
NR8 TIBS/SMRT Single-deck & articulated buses during festive seasons only Insufficient passenger demand during regular weekends 26 May 2000 – 4 Apr 2020
NR9 TIBS Single-deck buses only Insufficient passenger demand 9 Mar 2001 – 28 Jul 2001
NR10 TIBS Single-deck buses only Insufficient passenger demand 3 Aug 2001 – 1 Dec 2001
NR11 TIBS Single-deck buses only Insufficient passenger demand 9 Mar 2001 – 28 Jul 2001
NR12 TIBS Single-deck buses only Insufficient passenger demand 9 Mar 2001 – 28 Jul 2001
NR13 TIBS Single-deck buses only Insufficient passenger demand & narrow turning radius for Mercedes-Benz O405G articulated buses in Changi Airport Passenger Terminal Buildings (PTBs) 1 & 2 9 Mar 2001 – 28 Jul 2001
NR15 TIBS Single-deck buses only Insufficient passenger demand 11 May 2001 – 1 Dec 2001
NR16 TIBS Single-deck buses only Insufficient passenger demand 3 Aug 2001 – 1 Dec 2001
NR17 TIBS Single-deck buses only Insufficient passenger demand 11 May 2001 – 1 Dec 2001
NR18 TIBS Single-deck buses only Insufficient passenger demand 3 Aug 2001 – 1 Dec 2001
NR19 TIBS Single-deck buses only Insufficient passenger demand 3 Aug 2001 – 1 Dec 2001
NR20 TIBS Single-deck buses only Insufficient passenger demand 3 Aug 2001 – 1 Dec 2001
NR21 TIBS Single-deck buses only Insufficient passenger demand 11 May 2001 – 1 Dec 2001
NR22 TIBS Single-deck buses only Insufficient passenger demand 3 Aug 2001 – 1 Dec 2001
SS1 TIBS Single-deck buses only Insufficient passenger demand 26 May 2000 – 16 Dec 2000
SS2 TIBS Single-deck buses only Insufficient passenger demand & narrow lanes along East Coast Pk Svc Rd 26 May 2000 – 16 Dec 2000

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