A.A. Balkema Publishers, a member of Taylor & Francis Group www.balkema.nl - www.tandf.co.uk Copyright © 2004 Taylor & Francis Group, London, UK - ISBN 04 1536 336 X Open Bridge Maintenance, Safety, Management and Cost Edited by E. Watanabe, D.M. Frangopol and T. Utsunomiya International Association for Bridge Maintenance and Safety Help All Functions Active only with Adobe Reader Version 6.0