| Foundation / RCC | Setting out, reinforcement, shuttering, embeds, concrete preparation and curing. | Errors become expensive or impossible to correct later. |
| Masonry / plaster | Line, level, openings, service interfaces, surface preparation and curing. | Controls dimensions and finishing quality. |
| Waterproofing | Surface preparation, treatment sequence, terminations and testing before covering. | Leakage repairs after finishes can be highly disruptive. |
| MEP | Routes, sleeves, pressure/functional checks and coordination before closing walls/ceilings. | Prevents clashes and hidden defects. |
| Finishes | Samples, shade/batch consistency, alignment, joints, protection and workmanship. | Visible quality strongly affects client acceptance. |
| Handover | Snag closure, cleaning, testing, documentation and agreed final review. | Creates a controlled transition from execution to occupancy/use. |