History of Rail Bridging Services

Shuttle 1

Operator	Service Gen	Year	Date	Service changes
	1st Gen (December 2017)	2017	27 November	Route announced for Early Closure, Late Opening and Full Day Closure of the East–West Line.
			8 December	Introduced between Outram Park and Jurong East MRT stations. Wheelchair-accessible at launch.
		2018	1 January	Discontinued.
	2nd Gen (March-April 2018)		22 February	Route announced for Early Closure and Late Opening of the East–West Line.
			2 March	Re-introduced between Raffles Place and Buona Vista MRT stations. Wheelchair-accessible at launch.
			22 March	Operations extended till April 2018.
			30 April	Discontinued.
	3rd Gen (October 2018)		26 September	Route announced for Early Closure of the East–West Line.
			5 October	Re-introduced between Outram Park and Jurong East MRT stations. Wheelchair-accessible at launch.
			28 October	Discontinued.
	4th Gen (October - November 2019)	2019	26 September	Route announced for Early Closure of the East–West Line.
			11 October	Re-introduced between Outram Park and Jurong East MRT stations. Wheelchair-accessible at launch.
			24 November	Discontinued.

Shuttle 2

Operator	Service Gen	Year	Date	Service changes
	1st Gen (December 2017)	2017	27 November	Route announced for Early Closure, Late Opening and Full Day Closure of the East–West Line.
			8 December	Introduced between Jurong East and Joo Koon MRT stations. Wheelchair-accessible at launch.
		2018	1 January	Discontinued.
	2nd Gen (March-April 2018)		22 February	Route announced for Early Closure and Late Opening of the East–West Line.
			2 March	Re-introduced between Joo Koon and Buona Vista MRT stations. Wheelchair-accessible at launch.
			22 March	Operations extended till April 2018.
			30 April	Discontinued.
	3rd Gen (August-September 2018)		26 September	Route announced for Early Closure and Late Opening of the East–West Line.
			3 August	Re-introduced between Buona Vista and Joo Koon MRT stations. Wheelchair-accessible at launch.
			1 October	Discontinued.
	4th Gen (December 2018)		22 November	Route announced for Early Closure of the East–West Line.
			30 November	Re-introduced between Boon Lay and Buona Vista MRT stations. Wheelchair-accessible at launch.
			16 December	Discontinued.

Shuttle 3

Operator	Service Gen	Year	Date	Service changes
	1st Gen (December 2017)	2017	27 November	Route announced for Early Closure, Late Opening and Full Day Closure of the East–West Line.
			8 December	Introduced between Joo Koon and Tuas Link MRT stations. Wheelchair-accessible at launch.
		2018	1 January	Discontinued.
	2nd Gen (March-April 2018)		22 February	Route announced for Early Closure and Late Opening of the East–West Line.
			2 March	Re-introduced between Tuas Link and Joo Koon MRT stations. Wheelchair-accessible at launch.
			22 March	Operations extended till April 2018.
			30 April	Discontinued.
	3rd Gen (November 2018)		24 October	Route announced for Early Closure of the East–West Line.
			2 November	Re-introduced between Tuas Link and Boon Lay MRT stations. Wheelchair-accessible at launch.
			25 November	Discontinued.
	4th Gen (March-May 2021)	2021	2 March	Route announced for Full Day Closure of the East–West Line.
			14 March	Re-introduced between Tuas Link and Boon Lay MRT stations. Wheelchair-accessible at launch.
			25 April	Shortened to Joo Koon MRT station for Full Day Closure of the East–West Line.

Shuttle 4

Operator	Service Gen	Year	Date	Service changes
	1st Gen (December 2017)	2017	27 November	Route announced for Early Closure, Late Opening and Full Day Closure of the North–South Line.
			8 December	Introduced between Jurong East and Choa Chu Kang MRT stations. Wheelchair-accessible at launch.
		2018	1 January	Discontinued.
	3rd Gen (August-September 2018)		18 July	Route announced for Early Closure and Late Opening of the North–South Line.
			3 August	Re-introduced between Jurong East and Choa Chu Kang MRT stations. Wheelchair-accessible at launch.
			1 October	Discontinued.
	4th Gen (December 2018)		22 November	Route announced for Early Closure of the North–South Line.
			30 November	Re-introduced between Jurong East and Woodlands MRT stations. Wheelchair-accessible at launch.
			16 December	Discontinued.
	5th Gen (August-September 2019)	2019	14 August	Route announced for Late Opening of the North–South Line.
			24 August	Re-introduced between Jurong East and Woodlands MRT stations. Wheelchair-accessible at launch.
			2 September	Shortened to Kranji MRT station for the Early Closure of the North–South Line.
			6 September	Operations transferred to SMRT Buses.
			29 September	Discontinued.

Express 5

Operator	Service Gen	Year	Date	Service changes
	1st Gen (December 2017)	2017	27 November	Route announced for Early Closure, Late Opening and Full Day Closure of the East–West Line.
			8 December	Introduced between Outram Park and Boon Lay MRT stations. Wheelchair-accessible at launch.
		2018	1 January	Discontinued.
	2nd Gen (March-April 2018)		22 February	Route announced for Early Closure and Late Opening of the East–West Line.
			2 March	Re-introduced between Boon Lay and Outram Park MRT stations. Wheelchair-accessible at launch.
			22 March	Operations extended till April 2018.
			30 April	Discontinued.
	3rd Gen (August-September 2018)		18 July	Route announced for Early Closure and Late Opening of the East–West Line.
			4 August	Re-introduced between Boon Lay and Buona Vista MRT stations. Wheelchair-accessible at launch.
			1 October	Discontinued.

Shuttle 6

Operator	Service Gen	Year	Date	Service changes
	1st Gen (March-April 2018)	2018	22 February	Route announced for Early Closure and Late Opening of the East–West Line.
			2 March	Introduced between Raffles Place and Paya Lebar MRT stations. Wheelchair-accessible at launch.
			22 March	Operations extended till April 2018.
			30 April	Discontinued.
	2nd Gen (January 2019)		22 November	Route announced for Early Closure of the East–West Line.
		2019	4 January	Introduced between Raffles Place and Bugis MRT stations. Wheelchair-accessible at launch.
			13 January	Discontinued.
	3rd Gen (May-June 2019)		25 March	Route announced for Early Closure of the East–West Line.
			3 May	Introduced between Bugis and Tanah Merah MRT stations. Wheelchair-accessible at launch.
			30 June	Discontinued.

Shuttle 7

Operator	Service Gen	Year	Date	Service changes
	1st Gen (January-February 2018)	2017	15 December	Route announced for Early Closure, Late Opening and Full Day Closure of the East–West Line.
		2018	5 January	Introduced between Aljunied and Pasir Ris MRT stations. Wheelchair-accessible at launch.
			19 January	Operations extended till 4 February 2018.
			5 February	Discontinued.
	2nd Gen (March-April 2018)		22 February	Route announced for Early Closure and Late Opening of the East–West Line.
			2 March	Re-introduced between Paya Lebar and Pasir Ris MRT stations. Wheelchair-accessible at launch.
			22 March	Operations extended till April 2018.
			30 April	Discontinued.
	3rd Gen (December 2019)	2019	22 November	Route announced for Early Closure of the East–West Line.
			6 December	Re-introduced between Tanah Merah and Pasir Ris MRT stations. Wheelchair-accessible at launch.
			14 December	Discontinued.
	4th Gen (April 2020)	2020	25 March	Route announced for Early Closure of the East–West Line.
			3 April	Re-introduced between Tanah Merah and Aljunied MRT stations. Wheelchair-accessible at launch.
			14 April	Discontinued with the cancellation of Early Closure due to COVID-19 "Circuit Breaker" measures.
	5th Gen (December 2024)	2024	5 November	Route announced for Full-Day Closure of the East–West Line to facilitate track upgrading works under the East Coast Integrated Depot and Tanah Merah MRT Station.
			7 December	Re-introduced between Tanah Merah and Tampines MRT stations.
			11 December	Discontinued.

Shuttle 8

Operator	Service Gen	Year	Date	Service changes
	1st Gen (January-February 2018)	2017	15 December	Route announced for Early Closure, Late Opening and Full Day Closure of the East–West Line.
		2018	5 January	Introduced between Tanah Merah and Changi Airport MRT stations. Wheelchair-accessible at launch.
			19 January	Operations extended till 4 February 2018.
			5 February	Discontinued.
	2nd Gen (March-April 2018)		22 February	Route announced for Early Closure and Late Opening of the East–West Line.
			2 March	Re-introduced between Tanah Merah and Changi Airport MRT stations. Wheelchair-accessible at launch.
			22 March	Operations extended till April 2018.
			30 April	Discontinued.

Shuttle 9

Operator	Service Gen	Year	Date	Service changes
	1st Gen (May 2018)	2018	19 April	Route announced for Early Closure and Late Opening of the North–South Line.
			4 May	Introduced between Yishun and Newton MRT stations. Wheelchair-accessible at launch.
			27 May	Discontinued.
	2nd Gen (January 2020)	2019	26 December	Route announced for Early Closure of the North–South Line.
		2020	3 January	Re-introduced between Ang Mo Kio and Newton MRT stations. Wheelchair-accessible at launch.
			12 January	Discontinued.

Shuttle 10

Operator	Service Gen	Year	Date	Service changes
	1st Gen (June 2018)	2018	17 May	Route announced for Early Closure and Late Opening of the North–South Line.
			1 June	Introduced between Woodlands and Ang Mo Kio MRT stations. Wheelchair-accessible at launch.
			2 July	Discontinued.
	2nd Gen (May 2019)	2019	8 April	Route announced for Full Day Closure of the North–South Line to facilitate the construction of a crossover track for Canberra MRT station.
			18 May	Re-introduced between Woodlands and Yishun MRT stations. Wheelchair-accessible at launch.
			20 May	Route extended to Ang Mo Kio MRT station.
			21 May	Discontinued.
	3rd Gen (February-March 2020)	2020	20 January	Route announced for Early Closure of the North–South Line.
			7 February	Re-introduced between Canberra and Ang Mo Kio MRT stations. Wheelchair-accessible at launch.
			29 March	Discontinued.

Express / Shuttle 11

Operator	Service Gen	Year	Date	Service changes
	1st Gen (January-February 2018)	2018	1 January	Route announced for Early Closure, Late Opening and Full Day Closure of the East–West Line, branded as Express 11.
			5 January	Introduced between Aljunied and MacPherson MRT stations. Wheelchair-accessible at launch.
			19 January	Operations extended till 4 February 2018.
			5 February	Discontinued.
	2nd Gen (July 2018)		18 June	Route announced for Early Closure of the North–South Line, re-branded as Shuttle 11.
			6 July	Re-introduced between Bukit Batok and Sembawang MRT stations. Wheelchair-accessible at launch.
			28 July	Discontinued.

Express 12

Operator	Service Gen	Year	Date	Service changes
	1st Gen (January-February 2018)	2018	1 January	Route announced for Early Closure, Late Opening and Full Day Closure of the East–West Line.
			5 January	Introduced between Changi Airport and Bugis MRT stations. Wheelchair-accessible at launch.
			19 January	Operations extended till 4 February 2018.
			5 February	Discontinued.
	2nd Gen (March-April 2018)		22 February	Route announced for Early Closure and Late Opening of the East–West Line.
			2 March	Re-introduced between Changi Airport and Bugis MRT stations. Wheelchair-accessible at launch.
			22 March	Operations extended till April 2018.
			30 April	Discontinued.

Express 13

Operator	Service Gen	Year	Date	Service changes
	1st Gen (March-April 2018)	2018	22 February	Route announced for Early Closure and Late Opening of the East–West Line.
			2 March	Introduced between Bedok and Bedok North MRT stations. Wheelchair-accessible at launch.
			22 March	Operations extended till April 2018.
			30 April	Discontinued.

Express 16

Operator	Service Gen	Year	Date	Service changes
	1st Gen (May 2018)	2018	19 April	Route announced for Early Closure, Late Opening of the North–South Line.
			4 May	Introduced between Ang Mo Kio and Serangoon MRT stations. Wheelchair-accessible at launch.
			27 May	Discontinued.

Express 17

Operator	Service Gen	Year	Date	Service changes
	1st Gen (June 2018)	2018	17 May	Route announced for Early Closure and Late Opening of the North–South Line.
			1 June	Introduced between Woodlands and Bukit Panjang MRT stations. Wheelchair-accessible at launch.
			1 July	Discontinued.
	2nd Gen (December 2018)		22 November	Route announced for Early Closure of the North–South Line.
			30 November	Re-introduced between Woodlands and Bukit Panjang MRT stations. Wheelchair-accessible at launch.
			16 December	Discontinued.
	3rd Gen (May 2019)	2019	8 April	Route announced for Full Day Closure of the North–South Line to facilitate the construction of a crossover track for Canberra MRT station.
			18 May	Introduced between Woodlands and Yishun MRT stations. Wheelchair-accessible at launch.
			21 May	Discontinued.

Shuttle 21

Operator	Service Gen	Year	Date	Service changes
	1st Gen (January-February 2019)	2018	17 December	Route announced for Early Closure of the North East Line.
		2019	4 January	Introduced between Serangoon and Punggol MRT stations. Wheelchair-accessible at launch.
			3 March	Discontinued.
	2nd Gen (July 2019)		21 June	Route announced for Early Closure of the North East Line.
			5 July	Re-introduced between Serangoon and Punggol MRT stations. Wheelchair-accessible at launch.
			28 July	Discontinued.
	3rd Gen (November 2019)		17 October	Route announced for Early Closure of the North East Line.
			1 November	Re-introduced between Serangoon and Punggol MRT stations. Wheelchair-accessible at launch.
			24 November	Discontinued.
	4th Gen (April 2021)	2021	2 April	Route announced for Early Closure of the North East Line.
			9 April	Re-introduced between Serangoon and Punggol MRT stations. Wheelchair-accessible at launch.
			18 April	Discontinued.
	5th Gen (June-July 2024)	2024	12 June	Route announced for Late Opening of the North East Line.
			30 June	Re-introduced between Serangoon and Punggol MRT stations. Wheelchair-accessible at launch.
			22 July	Discontinued.

Shuttle 22

Operator	Service Gen	Year	Date	Service changes
	1st Gen (March 2019)	2019	25 February	Route announced for Early Closure of the North East Line.
			8 March	Introduced between HarbourFront and Dhoby Ghaut MRT stations. Wheelchair-accessible at launch.
			31 March	Discontinued.
	2nd Gen (April 2021)	2021	2 April	Route announced for Early Closure of the North East Line.
			23 April	Re-introduced between HarbourFront and Dhoby Ghaut MRT stations. Wheelchair-accessible at launch.
			25 April	Discontinued.
	3rd Gen (June-July 2024)	2024	12 June	Route announced for Late Opening of the North East Line.
			30 June	Introduced between HarbourFront and Serangoon MRT stations. Wheelchair-accessible at launch.
			22 July	Discontinued.

Express Shuttle 31

Operator	Service Gen	Year	Date	Service changes
	1st Gen (January-April 2024)	2023	5 October	Route announced for Single Platform Service between Telok Blangah and HarbourFront MRT stations along the Circle Line.
		2024	22 January	Introduced between Kent Ridge and HarbourFront MRT stations during weekday peak hours. Wheelchair-accessible at launch.
			3 April	Dual Platform Service between Telok Blangah and HarbourFront MRT stations along the Circle Line announced to resume earlier from 6 April 2024.
			6 April	Discontinued.

Shuttle 51

Operator	Service Gen	Year	Date	Service changes
	1st Gen (November 2023-January 2024)	2023	6 October	Route announced for Late Opening of the Thomson–East Coast Line.
			4 November	Introduced between Woodlands North and Caldecott MRT stations. Wheelchair-accessible at launch.
		2024	29 January	Discontinued.

Shuttle 52

Operator	Service Gen	Year	Date	Service changes
	1st Gen (November 2023-January 2024)	2023	6 October	Route announced for Late Opening of the Thomson–East Coast Line.
			4 November	Introduced between Caldecott and Outram Park MRT stations. Wheelchair-accessible at launch.
		2024	29 January	Discontinued.