5Th International Phd Symposium in Civil Engineering, Date: 16 June 2004 through 19 June 2004, Location: Delft, Sponsors: Dutch Research School Structural Engineering;Federation Internationale du Beton (fib);Delft Univ. Technol., Fac. Civ. Eng. Geosci.;Koninklijke BAM Groep nv