TY - GEN AU - Moatassem Adel Abdelfattah Abdallah AU - Mohammed Mahdy Marzouk , AU - Moheeb Elsaid Ibrahim , TI - Decision support tool for planning tunnels projects using computer simulation / PY - 2008/// CY - Cairo : PB - Moatassem Adel Abdelfattah Abdallah , KW - Computer simulation KW - Decision making KW - Tunnelsconstruction N1 - Thesis (M.Sc.) - Cairo University - Faculty Of Engineering - Department Of Civil Engineering; Issued also as CD N2 - This research present a decision support tool that aids contractors in planning of tunnels ̀construction the tool has developed in a framework structure that performs two main functions : i estimating of total cost and duration for tunnels ̀construction using computer simulation and ii selecting the suitable construction method among different alternatives ER -