Bachelor of Civil Engineering with honors, University of Technology Malaysia, 1993. Master of Science in Engineering, Nanyang Technological University, Singapore, 1995. Doctor of Philosophy, Nanyang Technological University, Singapore, 2001.
Teaching assistant Nanyang Technological University, 1993—1995, research associate Singapore, 1997—1998, project officer Singapore, 2001—2002, research fellow Singapore, 2002—2006. Project engineer SANTARLI Construction Pte Ltd, Singapore, 1996—1997. Principal Duffill Watts Pte Ltd, Singapore, 2006—2009.
Member of Road Engineering Association Asia & Australasia, Institution Engineers Singapore.
Married Hau Lay Peng. 1 child Mak Zi Lin.