| CSI Code | Short Description | Extended Description |
| 06100 | Rough Carpentry |
| 06110 | Wood Framing | Engineered Lumber Products Stress - Related Lumber |
| 06120 | Structural Panel | Cementitious Reinforced Panels Stressed Skin Panels |
| 06130 | Heavy Timber Construction | Log Structures Mill - Framed Structures Pole Construction Railroad Ties Timber Bridges and Trestles Timber Trusses |
| 06140 | Treated Wood Foundation |
| 06150 | Wood Decking |
| 06160 | Sheathing | Insulation Sheathing Subflooring Underlayment Wood Board Sheathing Wood Panel Product Sheathing |
| 06170 | Prefabricated Structural Wood | Laminated Veneer Lumber Metal - Web Wood Joists Parallel Strand Lumber Wood Joists Wood Trusses |
| 06180 | Glued-Laminated Construction |