Toa Payoh N1C26A Public Housing Development Roles : Geotechnical Engineering Woodlands N1C25 Public Housing Development Roles : Piling Works HDB Development at Dawson C3 Roles : Piling Works HDB Development at Dawson C4 Roles : Piling Works HDB Development at Bukit Merah RC 53 Roles : Piling Works Bukit Batok N1 C13 and N2 C3 Roles : Piling Works The Nassim Roles : Geotechnical Engineering Eco Bedok Condominium Roles : Geotechnical Engineering Tembusu Tampines Road Roles : Geotechnical Engineering Cairnhill Circle Peak Roles : Geotechnical Engineering Good Class Bungalow Roles : Civil and Structural Engineering