SBS Transit Bus Service 20

SBS Transit Bus Service 20 is a trunk route connecting Tampines and Changi Business Park, passing through Tampines East, Simei and Expo. It was the 10th bus service to be rolled out under the Bus Service Enhancement Programme (BSEP).

Route Overview
Route	Tampines Bus Interchange ↺ Changi Business Park Avenue 3 (Loop)
Passes Through	Tampines Ave 2, Simei St 1/3/4, Changi South Ave 2, Changi Business Park Central 2
Route Length	17.9 km
Travelling Time	85 mins
Operator Information
BCM Route Package	Tampines Bus Package
Current Operator	SBS Transit Ltd
Current Depot	Bedok North Bus Depot (BNDEP)
Current Fleet	Single-deck & Double-deck buses
Operating Hours
Departure Times from Tampines	Daily
	06:00 – 23:30
Operating Frequency
Loop Service	6:30am–8.30am			8.31am–4.59pm			5.00pm–7.00pm			After 7.00pm
Weekdays	9 – 10 mins			10 – 15 mins			11 – 15 mins			16 – 22 mins
Saturdays	12 – 13 mins			11 – 13 mins			13 mins			13 – 25 mins
Sundays / Public Holidays	12 – 13 mins			11 – 13 mins			12 – 13 mins			13 – 21 mins
Fare Information
Fare	Charges regular distance fares

Service 20 is a trunk route that enhances connectivity for residents in Tampines and Simei and improves accessibility to Expo and Changi Business Park. It links key transport nodes, including Tampines, Simei, and Expo MRT stations, while providing direct access to Changi Business Park and its surrounding developments. These include the Singapore University of Technology and Design (SUTD), Changi City Point, and industrial areas in Changi South.

The route was introduced on 9 June 2013 under the Bus Service Enhancement Programme (BSEP). Within the Simei estate, Service 20 complements Service 38 by duplicating its route, improving bus accessibility for residents in Simei Streets 1 and 4. Weekday morning peak demand from Simei to Changi Business Park is complemented by Short-Trip Service 20A.

MRT Stations Served:

• EW2–DT32 Tampines
• EW3 Simei
• CG1DT35 Expo

Special Departures:

• Simei Road (Simei Green Condo) → Tampines Int
  Weekdays: 06:00, 06:09, 06:18, 06:27, 06:36 & 06:45
  Saturdays: 06:00, 06:10, 06:21, 06:31 & 06:42
  Sundays / Public Holidays: 06:00, 06:16 & 06:32

Short Trip Service:

• Service 20A: Simei Street 1 (Blk 148) → Changi South Avenue 1 (Expo Stn Exit B)
  Weekdays (Except Public Holidays): 07:08 – 08:26

Gallery:

Poster Gallery:

Operator History:

• 2013 – Present: SBS Transit Ltd

History:

• 2013 (09 Jun): Introduced between Tampines Int and Changi Business Pk Ctrl 2 (Loop) under the Bus Service Enhancement Programme (BSEP)
• 2013 (30 Sep): Designated wheelchair-accessible bus service (WAB)
• 2015 (20 Dec): Serves a new pair of bus stops outside and opposite Changi City Point along Changi South Ave 2
• 2017 (21 Oct): Amended to ply Somapah Rd and Changi South Ave 1, skipping Upp Changi Rd East and Xilin Ave as part of Downtown Line Stage 3 Bus Service Enhancements
• 2018 (10 Jun): Serves new pair of bus stops outside and opposite The Eightrium along Changi South Ave 1
• 2021 (26 Dec): Serves a new bus stop after Changi Biz Pk Cres along Changi Business Park Vista

Past Routings

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