List of Major Arterial Road Corridors with EMAS and Strategic Importance of Each Corridor List of Major Arterial Roads with EMAS Effective Corridor Estimated Strategic Timeline Distance (km) Importance May 2011 Woodlands Road–Upper Bukit Timah Road– 18 Alternative to Bukit Timah Road–Dunearn Road (Northern) BKE & PIE May 2011 * West Coast Highway (between Keppel 7.3 Serves ports Road/Shenton Way and Pasir Panjang Alternative to Road/South Buona Vista Road) [Western] AYE/ECP May 2012 Serangoon Road–Upper Serangoon Road 12 Links PIE and (Northern) TPE Alternative to CTE and KPE May 2012 Thomson Road–Upper Thomson Road 10.4 Links PIE and (Northern) SLE Alternative to CTE May 2012 Portsdown Avenue–Still Road South (Outer Ring 21 Major bypass Road) Links AYE, PIE, CTE, KPE and ECP May 2012 Orchard Road–Bras Basah Road (Central) 3.1 Links to Marina Centre Major shopping destination May 2012 Nicoll Highway–Shenton Way (Central) 5.7 Links KPE Alternative to ECP May 2014 * West Coast Highway–Jalan Buroh–Pioneer 17.7 Alternative to Road (between Pasir Panjang Road/South Buona AYE Vista Road and Pioneer Road/Tuas West Road) [Western] November 2014 Upper Jurong Road–Boon Lay Way– 16.7 Alternative to Commonwealth Avenue West–Commonwealth AYE & PIE Avenue (Western) November 2014 Geylang Road–Changi Road– Sims Avenue– 16.2 Alternative to Sims Avenue East–New Upper Changi Road– PIE Upper Changi Road East (Eastern) Links to TPE November 2014 Mounbatten Road–East Coast Road–Upper East 13.4 Alternative to Coast Road–Bedok Road–Xilin Avenue (Eastern) PIE & ECP Total 141.5 AYE – Ayer Rajah Expressway, BKE – Bukit Timah Expressway, CTE – Central Expressway, ECP – East Coast Parkway, KPE – Kallang-Paya Lebar Expressway, PIE – Pan Island Expressway, SLE – Seletar Expressway, TPE - Tampines Expressway *Note: West Coast Highway corridor was implemented in 2 stages in 2011 and 2014. .