shaikh, Haseeb, Engineer, Civil department, Mehran University of Engineering and technology, Jamshoro and Sr. Estimator Engineer at Riyadh Metro Project - Riyadh Saudia Arabia Riyadh Metro Project Oruba Site Complex, Oruba Road, Salah Ad Din District, P.O Box 66601 Riyadh, 11586 Saudi Arabia , Cell# 00966-566809130