INTERNATIONAL SYMPOSIA Celebrating Concrete People and Practice 3-4 September 2003 Dundee, Scotland PULL-OUT BEHAVIOUR OF STEEL FIBRES RECYCLED FROM USED TYRES By Houssam Tlemat Research scholar Kypros Pilakoutas Reader Kyriacos Neocleous Marie-Curie Post-doctoral Research Fellow Centre for Cement and Concrete at the Department of Civil & Structural Engineering of the University of Sheffield