132 COURSES OP INSTRUCTION Engineering Technology 4. Mechanics Applied. The fundamental principles of materials. Equilibrium of forces, simple machines, bridge and roof trusses, cen-troids, moment of inertia. Prerequisite: Mathematics 3. Four periods a week. Four quarter hours. Autumn. Alexander 5. Structural Design Applied. Bar stress for fixed and moving loads and design of beam and truss members. Prerequisite: Mathematics 3. Two lectures and two laboratory periods a week. Four quarter hours. Winter. Staff 6. Reinforced Concrete Design Applied. Design and control of concrete mixtures, area footings, sizes and strength of reinforced column. Prerequisite: Mathematics 3. One lecture and three laboratory periods a week. Four quarter hours. Spring. Staff 21. Descriptive Geometry Applied. Point line plane problems, length and slope of line, development and intersections of surfaces, shades and shadows. Prerequisite: Engineering 2. One lecture and two laboratory periods a week. Three quarter hours. Spring. Alexander 27. Estimating and Building Contracts. Figuring the cost of materials, labor costs, profit and overhead as applied to buildings. Prerequisite: Architectural Technology 31 or equivalent. One lecture and two laboratory periods a week. Three quarter hours. Spring. Alexander Division of Physical Education DEPARTMENT OF HEALTH EDUCATION DEPARTMENT OF PHYSICAL EDUCATION DEPARTMENT OF RECREATION