| CSI Code | Short Description | Extended Description |
| 02050 | Basic Site Materials and Methods |
| 02055 | Soil |
| 02060 | Aggregate |
| 02065 | Cement and Concrete | Asphalt Cement Hydraulic Cement Plant - Mixed Bituminous Concrete Recycled Plant - Mixed Bituminous Concrete |
| 02070 | Geosynthetic | Geocomposite Edge Drains Geocomposite In - Place Wall Drains Geogrids Geotextiles |
| 02080 | Utility Material | Hydrants Manholes Meters Utility Boxes Valves |
| 02090 | Joint Material |