Bus Service 171
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TRAVEL ADVISORY | !
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Service 171 | |
Route Information | |
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Route | Yishun Interchange ↺ Upper Bukit Timah Road (Loop) |
Route Length | 31.3 km |
Travelling Time | 75 - 93 mins (1 h 15 mins - 1 h 33 mins) |
Operator | ![]() (Sembawang – Yishun Bus Package) |
Tower Transit Bus Service 171 is an inter-town route serving the residential areas of Yishun and Bukit Panjang via Mandai Road and the Bukit Timah Expressway (BKE). It is the fastest and most direct route between the two towns, outperforming the MRT in terms of travelling time.
Service Information[edit]
Bus Duty & Fleet[edit]
Depot | Fleet Size | Fleet | |
---|---|---|---|
Mandai Depot (MDDEP) | 9 | Single Deckers | Double Deckers |
MAN NL323F
SMB97G Mercedes-Benz OC500LE
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SMB5044B Alexander Dennis Enviro500
MAN ND323F
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Notes |
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Route Information[edit]
Frequency[edit]
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 | 09 - 12 minutes | 12 - 13 minutes |
Special Departures[edit]
- ↺
44731
Opp Blk 180
Jelebu Rd→44029
Bt Panjang Stn Exit A/LRT
Upp Bt Timah Rd59009
Yishun Int
Yishun Ave 2- Weekdays: 05:35, 05:42, 05:49 & 05:56
Loop Service[edit]
[Show/Hide Full Route Details]
Bus Stops | Nearby Attraction | Weekdays | Saturdays | Suns / PHs | |||
---|---|---|---|---|---|---|---|
First bus | Last bus | First bus | Last bus | First bus | Last bus | ||
![]() Yishun Int(Berth B3) Yishun Ave 2 |
NS13Yishun Northpoint City Nee Soon Central CC |
05:30 | 23:30 | 05:30 | 23:30 | 05:30 | 23:30 |
![]() Blk 741 Yishun Ave 5 |
05:33 | 23:33 | 05:33 | 23:33 | 05:33 | 23:33 | |
![]() Blk 701 Yishun Ave 5 |
Chong Pang CC Chong Pang Market & Food Centre |
05:35 | 23:35 | 05:35 | 23:35 | 05:35 | 23:35 |
![]() Blk 713 Sembawang Rd |
05:36 | 23:36 | 05:37 | 23:37 | 05:37 | 23:37 | |
![]() Khatib Camp Sembawang Rd |
05:38 | 23:38 | 05:38 | 23:38 | 05:38 | 23:38 | |
![]() Opp Dieppe Barracks Sembawang Rd |
05:39 | 23:39 | 05:39 | 23:39 | 05:39 | 23:39 | |
![]() Opp Sembawang Air Base Sembawang Rd |
05:40 | 23:40 | 05:40 | 23:40 | 05:40 | 23:40 | |
![]() Mandai Crematorium & Columbarium Mandai Ave |
Mandai Crematorium & Columbarium | 05:43 | 23:43 | 05:43 | 23:43 | 05:43 | 23:43 |
![]() Aft Mandai Ave Mandai Rd |
05:44 | 23:44 | 05:44 | 23:44 | 05:44 | 23:44 | |
![]() Opp Mandai Agrotech Pk Mandai Rd |
05:45 | 23:45 | 05:45 | 23:44 | 05:45 | 23:45 | |
![]() Bef Jln Ulu Sembawang Mandai Rd |
05:46 | 23:46 | 05:46 | 23:45 | 05:46 | 23:46 | |
![]() LP 159 Mandai Rd |
05:46 | 23:46 | 05:47 | 23:46 | 05:47 | 23:47 | |
![]() Bef Mandai Lake Rd Mandai Rd |
05:47 | 23:47 | 05:48 | 23:46 | 05:48 | 23:48 | |
![]() Mandai Camp 2 Mandai Rd |
05:48 | 23:48 | 05:49 | 23:47 | 05:49 | 23:49 | |
![]() Blk 223 Bt Panjang Rd |
05:56 | 23:54 | 05:56 | 23:54 | 05:55 | 23:55 | |
![]() Bef Pending Stn Pending Rd |
BP8Pending Bukit Panjang CC |
05:57 | 23:55 | 05:58 | 23:55 | 05:57 | 23:56 |
![]() Bet Blks 139/140 Petir Rd |
05:59 | 23:57 | 06:00 | 23:57 | 05:59 | 23:58 | |
![]() Opp Petir Stn Petir Rd |
BP7Petir | 06:00 | 23:58 | 06:01 | 23:58 | 06:00 | 23:59 |
![]() Opp Blk 180 Jelebu Rd |
DT1BP6Bukit Panjang Hillion Mall Bukit Panjang Plaza |
05:35 | 00:00 | 06:03 | 00:00 | 06:02 | 00:01 |
![]() Blk 184 Bt Panjang Rd |
05:37 | 00:02 | 06:05 | 00:02 | 06:04 | 00:03 | |
![]() Bt Panjang Stn Exit A/LRT Upp Bt Timah Rd |
DT1BP6Bukit Panjang Hillion Mall |
05:38 | 00:03 | 06:06 | 00:03 | 06:05 | 00:04 |
![]() Aft Petir Stn Petir Rd |
BP7Petir | 05:41 | 00:06 | 06:09 | 00:06 | 06:08 | 00:06 |
![]() Blk 127 Petir Rd |
05:42 | 00:07 | 06:10 | 00:07 | 06:09 | 00:07 | |
![]() Opp Pending Stn Pending Rd |
BP8Pending Bukit Panjang CC |
05:44 | 00:09 | 06:12 | 00:08 | 06:11 | 00:09 |
![]() Blk 270 Bt Panjang Rd |
05:47 | 00:11 | 06:14 | 00:10 | 06:13 | 00:11 | |
![]() Opp Mandai Camp 2 Mandai Rd |
05:54 | 00:17 | 06:21 | 00:17 | 06:19 | 00:17 | |
![]() Aft Mandai Lake Rd Mandai Rd |
05:55 | 00:18 | 06:22 | 00:18 | 06:20 | 00:18 | |
![]() LP 162 Mandai Rd |
05:56 | 00:19 | 06:23 | 00:19 | 06:21 | 00:19 | |
![]() Aft Jln Ulu Sembawang Mandai Rd |
05:56 | 00:19 | 06:24 | 00:20 | 06:22 | 00:20 | |
![]() Mandai Agrotech Pk Mandai Rd |
05:57 | 00:20 | 06:25 | 00:21 | 06:23 | 00:21 | |
![]() Bef Mandai Ave Mandai Rd |
05:58 | 00:22 | 06:26 | 00:22 | 06:24 | 00:22 | |
![]() Opp Mandai Crematorium & Columbarium Mandai Ave |
Mandai Crematorium & Columbarium | 05:59 | 00:23 | 06:28 | 00:23 | 06:26 | 00:23 |
![]() Aft Sembawang Air Base Sembawang Rd |
06:03 | 00:26 | 06:30 | 00:25 | 06:28 | 00:25 | |
![]() Dieppe Barracks Sembawang Rd |
06:04 | 00:27 | 06:31 | 00:26 | 06:29 | 00:26 | |
![]() Opp Khatib Camp Sembawang Rd |
06:05 | 00:28 | 06:32 | 00:27 | 06:30 | 00:27 | |
![]() Opp Blk 713 Sembawang Rd |
06:06 | 00:29 | 06:34 | 00:28 | 06:32 | 00:29 | |
![]() Opp Blk 701A Yishun Ave 5 |
Chong Pang CC Chong Pang Market & Food Centre |
06:08 | 00:31 | 06:36 | 00:30 | 06:34 | 00:31 |
![]() Blk 145 Yishun Ave 5 |
06:10 | 00:33 | 06:39 | 00:32 | 06:36 | 00:33 | |
![]() Yishun Int(Alighting) Yishun Ave 2 |
NS13Yishun Northpoint City Nee Soon Central CC |
06:13 | 00:36 | 06:42 | 00:34 | 06:39 | 00:36 |
Historical Information[edit]
Operator | Route | Year | Date | Service changes |
---|---|---|---|---|
United Bus Company | Sembawang Ter ↔ Queen St | 1971 | 11 April | Introduced between Sembawang Ter and Queen St Ter under 1971 Bus Reorganisation. |
1973 | 25 June | Amended to ply Mandai Lake Rd in both directions until 2200 hours daily. | ||
![]() |
1 July | Operations transferred to Singapore Bus Services. | ||
1979 | 28 October | Amended to ply Sungei Rd, Ophir Rd and Ban San St (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 Sembawang 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. | |||
1984 | 15 April | Amended to ply Scotts Rd, Orchard Rd and Victoria St/Nth Bridge Rd, skipping Bt Timah Rd and Sungei Rd/Rochor Canal Rd. | ||
1985 | 13 October | Amended to the relocated Queen St Ter along Ban San St, skipping Arab St. | ||
Yishun ↔ Queen St | 1987 | 18 January | Amended to Yishun Ctrl Ter. | |
23 August | Amended to Yishun Int. | |||
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. | ||||
1992 | 19 July | Amended to ply Orchard Lk due to the closure of Grange Rd to facilitate road expansion works. | ||
Yishun ↔ Marina Ctr | 1993 | 3 January | Extended to Marina Ctr Ter and amended to ply Bt Panjang Rd, Pending Rd and Cashew Rd under TransitLink Network Integration Exercise Phase 11. | |
1994 | 26 April | Amended to skip Mandai Lake Rd and amended to ply Mandai Ave with the introduction of Service 138. | ||
1995 | 7 May | Amended to ply Orchard Turn. | ||
![]() Known as ![]() |
5 November | Operations transferred to Trans Island Bus Services. | ||
First bus from Yishun Int revised to 0530 hrs daily. | ||||
1999 | 26 December | Amended to ply BKE, Bt Panjang Rd, Petir Rd, Jelebu Rd under Bukit Panjang LRT Rationalisation, skipping Woodlands Rd and Cashew Rd. | ||
2000 | TBC | Serves new bus stop before Goldhill Ave along Dunearn Rd. | ||
TBC | Serves additional bus stop opposite Sembawang Air Base along Sembawang Rd. | |||
2002 | TBC | Serves the bus stop outside Blk 923 along Yishun Ave 2, skipping the bus stop outside Northpoint Shop Ctr. | ||
7 July | Skips the bus stop outside Orchard Emerald along Orchard Rd. | |||
2003 | TBC | Serves the bus stop outside Northpoint Shop Ctr along Yishun Ave 2, skipping the bus stop outside Blk 923. | ||
2005 | 2 July | Amended to ply Grange Rd and Orchard Lk with the partial closure of Somerset Rd. | ||
2006 | 29 October | Serves relocated bus stop outside Orchard Stn along Orchard Turn. | ||
2009 | 1 June | Designated wheelchair-accessible bus service (WAB). ![]() | ||
21 June | Serves new pair of bus stops outside and opposite Mandai Crematorium & Columbarium along Mandai Ave. | |||
2010 | 23 May | Skips temporarily closed bus stop outside Assumption Voc Inst along Upp Bt Timah Rd to facilitate the construction of DT2Cashew station along the Downtown 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. | ||
14 March | Amended to Yishun Temp Int. | |||
27 December | Serves new bus stop outside Blk 184 along Bt Panjang Rd, skipping the bus stop outside Blk 183. | |||
2017 | 4 September | Skips a pair of bus stops outside and opposite Bt Panjang Plaza along Jelebu Rd. | ||
2018 | 25 February | Serves additional pair of bus stops outside and opposite Blk 180 along Jelebu Rd. | ||
2019 | 8 September | Amended to Yishun Integrated Transport Hub. | ||
Yishun ↺ Upper Bukit Timah Rd | 2020 | 30 August | Shortened to loop at Upp Bt Timah Rd from Yishun Int under Downtown Line 2 Rationalisation. | |
![]() (Current) |
2021 | 5 September | Operations transferred to Tower Transit Singapore. |
External Links[edit]
- Bus Service Information for Service 171 (Tower Transit)
- Bus Service Information for Service 171 (SimplyGo eGuide)
- Bus Service Route Map for Service 171
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[ V • T • E ] | ||
---|---|---|---|
![]() | |||
Services | 167 • 169 • 171 • 825 • 853 • 853M • 854 • 854e • 855 • 856 • 857 • 858 • 859 • 859A • 859B • 861 • 882 • 883 • 883M • 963 • 963e • 965 • 966 • 969 • 980 • 981 | ||
City Direct Services | 656 • 663 • 670 | ||
Yishun Feeders | 801 | ||
Bus Fleet | Mandai Depot (MDDEP) | ||
Single Decker | MAN NL323F (Euro V, Batch 1 • Euro V, Batch 2 • Euro V, Batch 3 • Euro VI) • Mercedes-Benz OC500LE (Batch 1 • Batch 2) • Volvo B5LH | ||
Double Decker | Alexander-Dennis Enviro500 (3-Door • Batch 1 • Batch 2) • MAN ND323F (Euro V, Batch 1 • Euro V, Batch 2 • Euro V, Batch 3 • Euro VI, Batch 1) | ||
Articulated Buses | MAN NG363F | ||
Midibus | BYD C6 | ||
Tender Awarded |