Amr H. Badawy
Assistant Researcher, Department of Civil Engineering, National Research Centre, Civil Engineering Department, Minia University,
Egypt

M. S. El-Feky
Researcher, Department of Civil Engineering, National Research Centre,
Egypt

Ahmed Hassan
Faculty of Engineering, Beni-suef University,
Egypt

Hala El-kady
Professor, Department of Civil Engineering, National Research Centre.
Egypt

L. M. Abd-El Hafez
Professor, Civil Engineering Department, Nahda University, Civil Engineering Department, Minia University,
Egypt