Completing the M.S. degree program requires the completion and successful defense of a Master's Thesis. In addition, a minimum of 30 semester hours (of which 3 to 6 hours may be CE 599 Thesis) of acceptable graduate credit (with a GPA of at least 3.0) is required. Of this total, 18 semester hours must be earned in the Department. Furthermore, at least 15 semester hours must be 500-level and completed at SIUC. The complete procedures and requirements for the M.S.