1/ Dr.Mohamed Hassan Aboud

Civil Engineering Dept. Faculty of Engineering, Jazan University

P.O.Box706. Kingdom of Saudi Arabia

E-mail: mohamadaboud@yahoo.com

Mobile:+966-50-5529986

2/ Prof.Amin Abdelrahim Abdelrahman

Mining Engineering Departement , University of Suez

E-mail : elhawary46@yahoo.com

Mobile : +201093774626

3/Dr.Eltayeb Elmahdi Mohamed

Mining Engineering Departement , University of Khartoum

E-mail: wadelmahdi2007@yahoo.com

Mobile :+249912694614

4/Dr. Nazar Abdu Sayed Mekawi

Sudanese Company of Mineral Resources (SCMR)

Mobile: 002499122720230

Email: mekawin@yahoo.com