Dr. Ahmad Saad Al-Gahtani

Civil Engineering Department

KFUPM Box 454,

King Fahd University of Petroleum & Minerals

Dhahran 31261,  Saudi Arabia

Telephone (03) 860-2220 (Office), (03) 860-2565 (Fax), 0505802021 (Mobile)

E-mail: agahtani@kfupm.edu.sa