4.02 Floor Systems4.04 Concrete Beams4.05 Concrete Slabs4.08 Prestressed Concrete4.10 Concrete Formwork & Shoring4.11 Precast Concrete Floor Systems4.12 Precast Concrete Units4.13 Precast Concrete Connections4.14 Structural Steel Framing4.16 Steel Beams4.17 Steel Beam Connections4.19 Open-Web Steel Joists4.20 Open-Web Joist Framing4.22 Metal Decking4.23 Light-Gauge Steel Joists4.24 Light-Gauge Joist Framing4.26 Wood Joists4.28 Wood Joist Framing4.32 Wood Subflooring4.33 Prefabricated Joists & Trusses4.35 Wood Beams4.36 Wood Beam Supports4.37 Wood Post-Beam Connections4.38 Wood Plank-and-Beam Framing4.40 Wood Decking