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CSI MasterFormat™ Sub-Division List |
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| CSI Code | Short Description | Extended Description |
| 02300 | Earthwork |
| 023000 | Subsurface Investigation |
| 02310 | Grading | Finish Grading Rough Grading |
| 023100 | Geophysical Investigation |
| 023113 | Seismic Investigations |
| 023116 | Gravity Investigations |
| 023119 | Magnetic Investigations |
| 023123 | Electromagnetic Investigations |
| 023126 | Electrical Resistivity Investigations |
| 023129 | Magnetotelluric Investigations |
| 02315 | Excavation and Fill | Backfill Borrow Excavation Compaction Excavation Fill Trenching |
| 02317 | Trenching for Site Utilities |
| 023200 | Geotechnical Investigations |
| 023213 | Subsurface Drilling & Sampling |
| 023216 | Material Testing |
| 023219 | Exploratory Excavations |
| 023223 | Geotechnical Monitoring Before Construction |
| 02325 | Dredging |
| 02330 | Embankment | Armoring Earth Dams Soil Embankment |
| 02335 | Subgrade and Roadbed | Pre - watering of Excavation Areas Reconditioning Subgrade Modification |
| 02340 | Soil Stabilization | Asphalt Soil Stabilization Cement Soil Stabilization Geotextile Soil Stabilization and Layer Separation Lime Slurry Soil Stabilization Lime Soil Stabilization Pressure Grouting Soil Stabilization |
| 02350 | Plant Mixed Asphalt Pavement |
| 02357 | Bituminous Material for Tack Coat |
| 02360 | Soil Treatment | Rodent Control Termite Control Veggitation Control |
| 02370 | Erosion and Sedimentation Control | Cement Concrete Paving for Stram Beds Erosin Control Blankets and Mats Gabions Geogrids Geotextile Sedimentation and Erosion COntrol Mulch Control Netting Paved Energy Dissipators Riprap and Rock Lining Rock Barriers Rock Basins Rock Energy Dissipators Slope Paving Synthetic Erosion Control and Revegetation Mats Turf Reinforcement Mats Water Course and Slope Erosion Protection |
| 02380 | Scour Protection |
| 02390 | Shoreline Protection & Mooring Structure | Breakwaters Groins Jetties Moles Revetments Seawalls |
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