120 / FIELDS OF INSTRUCTION CE 626-ADVANCED HYDRAULIC PROBLEMS. 1 to 9 credits Prerequisites: CE 520, CE 521. Advanced analysis and design problems in hy- draulics and hydraulic engineering. May be repeated with change of content up to a maximum of 9 credits. CE 627-HYDRAULIC TRANSIENTS. 3 credits Prerequisite: CE 420. Unsteady pipe flow. The surge tank. Waterhammer analysis. Numerical and graphical methods. Digital programming of unsteady flow situations. CE 628-HYDRAULICS OF STRATIFIED FLOW. 3 credits Prerequisites: CE 420, CE 522. Uniform and nonuniform flow in multilayered systems, including hydraulic jumps and saline wedges. Oscillatory motion and inter- facial mixing. Continuous-density gradients. Diffusion. CE 640-BITUMINOUS MATERIALS. 3 or 6 credits Prerequisite: CE 410. Engineering analysis of strength and deformation mecha- nisms for asphalt and asphalt-aggregate systems; sampling and testing. CE 641-ADVANCED METAL STRUCTURES. 3 credits Behavior of structural materials under static, dynamic, and repeated loads. Effects of temperature. Materials problems in structural design. CE 642-PROPERTIES, DESIGN AND CONTROL OF CONCRETE. 3 credits Prerequisite: CE 340. Portland cement and aggregate properties relating to design, control, and performance of concrete. CE 660-ADVANCED SOIL MECHANICS. 3 to 9 credits Prerequisite: CE 460. Application of soil mechanics to the design and construc- tion of buildings, foundations, earth structures, and highways. May be repeated with change of content up to a maximum of 9 credits. CE 661-ADVANCED FOUNDATIONS. 3 or 6 credits Prerequisites: CE 461, CE 672, CE 660. Special foundations using most recent information from soil mechanics and structural analysis. Pile foundations, mats, retaining walls and structures such as piers. May be repeated with change of content up to a maximum of 6 credits. CE 662-STRUCTURE AND ENGINEERING PROPERTIES OF SOILS. 3 to 9 credits Factors influencing mechanical properties of soils; effective stress, cohesion and friction, shear-consolidation interaction, pore pressures, creep and dynamic effects. Research and laboratory instruction. May be repeated with change of content up to a maximum of 9 credits. CE 663-SOIL DYNAMICS. 3 to 6 credits Dynamic principles; lumped systems; phase plane solution; elastic half-space theory; soil behavior under dynamic loading; foundation design problems under impulse, earthquake, pavement and steady state vibrations. CE 664-SPECIAL STUDIES IN SOIL ENGINEERING. 1 to 9 credits Topics in theoretical or applied soil mechanics. Emphasis on special interests of students. May be repeated with change of content up to a maximum of 9 credits. CE 665-THEORY AND PRACTICE OF SOIL COMPACTION. 3 credits Prerequisites: CE 460, CE 461. Theories of compaction as applied to labora- tory and field compaction. Properties of compacted soils. Factors influencing field compaction. Compaction control. CE 670-TOPICS IN STRUCTURAL DYNAMICS. 3 to 6 credits Prerequisite: CE 674 or consent of instructor. Analysis and design studies in selected topics such as dynamic response of structures, design for blast loads, and design for seismic forces.