A credit hour is defined as regularly scheduled time spent each week in class for lectures, lab work, or practical work. If a course consists of two theory lectures and one lab or field work hour per week, it will be deemed of two plus one, i.e. three credit hours. Independent theory or laboratory / practical courses could also be given comprising a workload of 3 Credit Hours. However, lab courses shall not exceed 40% of total credit hours of all courses offered per semester.