1. Technical Director, Samwoh Corporation Pte. Ltd., 51 Kranji Crescent, Singapore 728661, Republic of Singapore.
2. Technical Manager, Samwoh Corporation Pte. Ltd., 51 Kranji Crescent, Singapore 728661, Republic of Singapore.
3. Executive Engineer, Samwoh Corporation Pte. Ltd., 51 Kranji Crescent, Singapore 728661, Republic of Singapore.
4. Associate Professor, School of Civil and Environmental Engineering, Nanyang Technological Univ., N1-01c-69, 50 Nanyang Ave., Singapore 639798, Republic of Singapore (corresponding author).
5. Director of Building Engineering Division, Building and Construction Authority, 5 Maxell Rd., No. 16-00, Tower Block MND Complex, Singapore 069110, Republic of Singapore.
6. Senior Research Officer, Building and Construction Authority, BCA Academy, 200 Braddell Rd., Singapore 579700, Republic of Singapore.
7. Former Associate Professor, Nanyang Technological Univ., 25 North Bridge Rd., No. 02-00, EFG Bank Building, Singapore 179104, Republic of Singapore.