| sl no | Descriptions |
| 1 | Mechanical maintenance, shutdown and time bound jobs of Static equipments like, A- Heat Exchangers. B- Column towers. C- Filters. D- Vessels. E- Boilers. F- Cooler / Condensers. G- Reactors. H- Heaters I- Tanks, etc. |
| 2 | Mechanical maintenance, shutdown and time bound jobs of Rotary equipments like, A- Pumps. B- Compressors. C- Centrifuge. D- Dryer. E- Mixture. F- Agitators. |