| Cavern:
• Access tunnel - Excavation completed.
• Upper water curtain Tunnel - Excavation completed.
• Lower Water Curtain Tunnel - Excavation completed.
• Upper Connection of (S1) and (S2) - Excavation completed.
• Intermediate Connection of (S1) and (S2) - Excavation completed.
• Lower Connection of (S1) and (S2) - Excavation completed.
• Cavern galleries (S1) and (S2) - Excavation completed.
• Cavern RCC flooring completed.
• Cavern cleaning 100% completed.
• LWCG cleaning 100% completed.
• RTD sensors fixing completed at cavern galleries.
• Pressure cell installation completed.
• Access tunnel plug casting completed.
Non-Plant buildings and Site development: completed.
AG Works
• Erection of Knock out drum, Instrument Air receiver, Plant Air receiver, Cold vent stack, Seepage Water Stripper on civil foundations completed.
• DG Set, Air Compressors erection done.
• 6.6 KV Panel erection done.
• Power Distribution Transformers erection completed.
• Yard Piping completed.
• Installation of HT panels, AMF completed.
• Installation of DCS panels completed.
• 3000 KL Treated Water Tank, 1500 KL Emergency Water Tank completed.
• Power cabling works inside substation interconnecting panels completed. Field side cabling work in progress.
• Civil works in SWTP area completed.
• • Seepage Water Treatment Plant (SWTP) commissioning is in progress.
• Fill line, Measurement line instruments, Vent Line installed.
• Level Alarm line testing commissioning is in progress.
• Halliburton Valve power pack installation completed. Commissioning will be after Cavern depressurisation.
• Underground Hydraulic ESDVs - Hydraulic tubing in progress.
• Erection of Hydrant Main Ring Header completed and Sprinkler line erection is in progress.
• Gas monitoring System Installation completed.
| Cavern:
Access tunnel - Excavation completed.
Upper water curtain Tunnel - Excavation completed.
Lower Water Curtain Tunnel - Excavation completed.
Upper Connection of (S1) and (S2) - Excavation completed.
Intermediate Connection of (S1) and (S2) - Excavation completed.
Cavern leg (S1) and (S2) heading - Excavation completed.
Cavern leg (S1) bench 1 - Excavation in progress. Ch. 17 / 220 mtr. completed.
Cavern leg (S2) bench 2 - Excavation completed.
AT3 (part of LPG storage) - Excavation completed.
Operation shaft excavation completed upto 140/ 157 mtr. completed.
Non-Plant buildings and Site development: completed.
AG Works
• Erection of Knock out drum, Instrument Air receiver, Plant Air receiver, Cold vent stack, Seepage Water Stripper on civil foundations completed.
• DG Set, Air Compressors erection done.
• 6.6 KV Panel erection done.
• Power Distribution Transformers erection completed.
• Yard Piping completed.
• Installation of HT panels, AMF completed.
• Installation of DCS panels completed.
• 3000 KL Treated Water Tank, 1500 KL Emergency Water Tank completed.
• Power cabling works inside substation interconnecting panels completed. Field side cabling work in progress.
• Civil works in SWTP area completed.
• Erection of SWTP package vessels - backwash tank, H2O2 tanks completed.
• Piping: Fabrication Erection works are in progress. |