Curve alignment markers

A system of black-on-yellow “curve alignment markers” were widely adopted and gradually replaced the British system of using white-on-black sharp deviation signs to delineate sharp turns.

January 2003

 * Tampines Street 34 (6) (Replacement)
 * Tampines Street 45 (1) (26) (Replacement)
 * Tampines Street 45 (2) (12) (Replacement)
 * Tampines Street 45 (3) (14) (Replacement)

September 2003

 * Paterson Road (8) (Replacement)
 * Upper East Coast Road/Bedok Road (13) (Replacement)
 * Outram Road (2) (Replacement)
 * Bedok South Road (5) (Replacement)

November 2003

 * Bukit Timah Road/Chancery Lane (4) (Replacement)
 * Bukit Timah Underpass (7) (Replacement)
 * Dunearn Road (15) (Replacement)

January 2004

 * TPE to Lorong Halus (42) (Replacement)
 * TPE from Lorong Halus (11) (Replacement)

March 2004

 * Hougang Central (6) (Replacement)
 * Hougang Avenue 4 (6) (Replacement)
 * Hougang Avenue 8 (6) (Replacement)
 * Hougang Avenue 8 (9) (Replacement)

May 2004

 * Tampines Street 11 (8) (Replacement)

January 2005

 * Newton Flyover (10) (Replacement)

July 2005

 * Sims Way (9)

November 2006

 * Tampines North Drive 2 (5)
 * Tampines North Drive 2 (3)
 * Tampines North Drive 2 (5)
 * Tampines North Drive 1 (4)

July 2007

 * Tampines Road (4) (Replacement)

September 2008

 * Marina Gardens Drive (5) (Replacement)
 * Tampines Central 5 (3)

January 2009

 * Jalan Kayu (8) (Replacement)

October 2009

 * Serangoon North Avenue 4 (10) (Replacement)
 * Serangoon North Avenue 3 (10) (Replacement)
 * Serangoon North Avenue 4 (6) (Replacement)

January 2014

 * Tuas Underpass (12) (Replacement)