1. Department of Civil and Environmental Engineering; Imperial College London; London UK
2. Department of Construction, Civil Engineering and Architecture; Polytechnic University of Marche; Ancona AN Italy
3. School of Architecture and Design; University of Camerino; Ascoli Piceno 63100 AP Italy
4. Tun Abdul Razak Research Centre (TARRC); Brickendonbury SG13 8NL Hertford UK