SBS Transit Bus Service 122

SBS Transit Bus Service 122 is a residential trunk route from Kampong Bahru Bus Terminal and looping at Commonwealth Drive, passing through Tiong Bahru, Alexandra Road, Kay Siang Road, Margaret Drive and Commonwealth MRT Station.

Route Overview
Route	Kampong Bahru Bus Terminal ↺ Commonwealth Drive (Loop)
Passes Through	Outram Rd, Tiong Bahru Rd, Alexandra Rd, Kay Siang Rd, Margaret Dr
Route Length	16.7 km
Travelling Time	70 mins
Operator Information
BCM Route Package	Bukit Merah Bus Package
Current Operator	SBS Transit Ltd
Current Depot	Ulu Pandan Bus Depot (UPDEP)
Current Fleet	Single-deck buses
Operating Hours
Departure Times from Kampong Bahru	Daily
	05:55 – 23:30
Operating Frequency
Loop Service	6:30am–8.30am			8.31am–4.59pm			5.00pm–7.00pm			After 7.00pm
Weekdays	13 – 15 mins			14 – 20 mins			15 – 19 mins			18 – 24 mins
Saturdays	16 – 18 mins			16 – 18 mins			17 – 18 mins			17 – 18 mins
Sundays / Public Holidays	17 – 18 mins			16 – 18 mins			18 mins			17 – 18 mins
Fare Information
Fare	Charges regular distance fares

Service 122 provides residents of Tiong Bahru, Alexandra, and Commonwealth Drive with greater connectivity to Outram Park, Tiong Bahru and Commonwealth MRT Stations, along with other amenities in the vicinity. It is the thirty-eighth (38th) bus service to be introduced under the Bus Service Enhancement Programme (BSEP), and the third new BSEP service originating from New Bridge Road after Service 121.

The inter-town service improves on existing bus connections in certain areas, notably Commonwealth Drive (previously only served by Service 195), and Margaret Drive (previously only served by Service 32), linking residential estates and amenities with transport nodes and enhancing connectivity to these areas. Apart from benefiting new residential developments near Dawson Road, such as the new HDB Skyville@Dawson and SkyTerrace developments, the route also serves schools such as – Gan Eng Seng, Manasseh Meyer, Queenstown Primary, Queensway Secondary, Assumption English, Crescent Girls and Alexandra Primary – as well as amenities such as Tiong Bahru Plaza and Singapore General Hospital.

MRT Stations Served

• EW16NE3TE17 Outram Park
• EW17 Tiong Bahru
• EW20 Commonwealth

Special Departures

• Commonwealth Drive (Blk 92) → Kampong Bahru Ter
  Weekdays: 06:00 & 06:14
  Saturdays: 06:00 & 06:13
  Sundays / Public Holidays: 06:00 & 06:11
  

Gallery

Poster Gallery

Operator History

• 2015 – Present: SBS Transit Ltd

The Bus Service Operating License (BSOL) for this route will be renewed in 2029 under the Bukit Merah Bus Package.

History:

• 2015 (15 Mar): Introduced between New Bridge Road Terminal and Commonwealth Drive (Loop) under the LTA’s Bus Service Enhancement Programme (BSEP).
• 2015 (22 Jun): Designated wheelchair-accessible bus service (WAB)
• 2018 (10 Mar): Amended to Kampong Bahru Ter. First bus departure timings from Kampong Bahru brought forward by 5 minutes.
• 2018 (18 Nov): Start of operations under Bukit Merah Bus Package (Tendered Contract)
• 2021 (22 Aug): Serves relocated bus stop outside Blk 30, skipping abolished bus stop outside The Fisherman Church along Margaret Dr

Past Routings

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