Concrete Slab Design. International Design Codes ACI 318-19 : Concrete Slab Design per ACI 318-19 §7, §8 TSC 2018 : Slab Design One-Way Slab Design. Two-Way Slab Design. Nonprestressed two-way joist systems (Waffle Slabs). Punching Shear Design Diaphragm Design of the Seismic-Force-Resisting System. Next Topic One-Way Slab Design. Related Topics Concrete Slab Design per ACI 318-19 §7, §8 Slab Design Concrete Column Design. Concrete Beam Design. Concrete Foundation Design.