05 52 00 Metal Railings 14 60 00 Hoists & Cranes 05 12 40 Steel Erection 05 00 03 Structural & Miscellaneous Metals 05 12 00 Structural Steel Framing 05 20 00 Metal Joists 05 30 00 Metal Decking 05 50 00 Metal Fabrications 05 51 00 Metal Stairs
CSI Codes : 05 00 00 Metals, 05 12 00 Structural Steel Framing, 05 20 00 Metal Joists, 05 30 00 Metal Decking, 05 50 00 Metal Fabrications, 05 51 00 Metal Stairs, 05 52 00 Metal Railings, 14 00 00 Conveying Equipment