Chapter 6 Overall Design of Horizontal Subsystem 6.1.Overall Structural Behavior of HS 6.2.Flat-Slab Subsystem 6.3.Slab-Beam Subsystem 6.4.Joist-Girder Subsystem 6.5.Waffle Subsystem 6.6.Space Truss SubsystemChapter 6 Overall Design of Horizontal Subsystem 6.1. Overall Structural Behavior of HS 6.2. Flat-Slab Subsystem 6.3. Slab-Beam Subsystem 6.4. Joist-Girder Subsystem 6.5. Waffle Subsystem 6.6. Space Truss Subsystem