M/o STP (Existing STP based on SBR Technology core Parts (Decanter core part, diffuser, PLC SCADA and Related work) (Renovation and Strengthening work of the existing 25 MLD STP Core Parts with MPS at Sector-50) Noida (PART-B)

b) Replacement of pumps 2 Nos PUMPING STATION Sump well size- 11.0 m Dia. x 2.50 m SWD Capacity 521 m3/hr @ 25 m head, Type Submersible Non Clog Speed - Less than 1000 RPM Handle Solid Size mm Specific Gravity - 1.05 Operation start and stop automatically based on the level in the wet well (VFD Suitable) Motor Cooling System - Cooling Jacket Accessories Lifting Chain Bow Shackle at every 1m -15m Length each Pump Guide Pipe with square Guide rail bar each Pump Cable Length - Min 15m required & All required Pump Protection Water Leakage Detector, Bearing Temperature Detector, Thermal Overload Protection, Scal Detector etc & all complete work as above items. direction by Engineer-in-charge .

c) Replacement of Coarse Screens 2 Nos Screen Chamber Size : 0.8 m wide x 4.0m Long x 0.8 mSWD + 0.5 m FB Avg. Flow to Each Screen-12.50 MLD Peak Flow to Each Screen-28.125 MLD Type Inclined Multi Rake Bar Screen Angle of Inclination - 75 deg. Clear Opening -20mm Flat Size 20x 10mm Bar Profile Rectangular Operating Height/Chanel Depth - 5 m, & all complete work as above items. direction by Engineer-in-charge d) Cleaning & Desilting of Sump well size- 11.0 m Dia. x 2.50 m SWD & all complete work as above items. direction by Engineer-in-charge e) Replacement/Repairing of Electrical Control Panel along with Cabel & Cabel Trays & all complete work as above items. direction by Engineer-in-charge f) Repair Work of inlet, outlet & Bypass gate Valves, Belt Conveyars & EOT Crane & all complete work as above items. direction by Engineer-in-charge

d) Replacement of Grit Scrapping Mechanism, Screw Conveyor,Organic return pump & Gear Box of Grit mechanism unit –2 Nos Grit Chamber Size : 6.2 m x 6.2 m x 0.9 mSWD + 0.5 m FB Avg. Flow -12.50 MLD Peak Flow -28.125 MLD Type of mechanism - Mechanical Scraper & Screw Classifier. e) Repair work Gate Valves, Cleaning of Grit Chamber & other miscellaneous works etc & all complete work as above items. direction by Engineer-in-charge

e) Replacement of RAS/SAS Pumps unit –8 Nos RAS Pump Capacity - 200 m3/hr @0.50 Kg/cm2 @ 10m head SAS Pump Capacity - 40 m3/hr @ 10m head Type-Submersible Non Clog Speed-Less than 1000 RPM Handle Solid Size 100mm Specific Gravity - 1.05 Operation start and stop automatically based on the level in the wet well (VFD Suitable) Motor Cooling System - Cooling Jacket Accessories Lifting Chain Bow Shackle at every Im -10m Length each Pump Guide Pipe with square Guide rail bar 10m Length each Pump Cable Length - Min. 20m All required Pump Protection Water Leakage Detector, Bearing Temperature Detector, Thermal Overload Protection, Seal Detector etc & all complete work as above items. direction by Engineer-in-charge f) Replacement/Repairing of corroded cable & cable trays & all complete work as above items. direction by Engineer-in-charge g) Repair work of Actuators, Provision of pump lifting arrangement & other miscellaneous works & all complete work as above items. direction by Engineer-in-charge

BLOWER HOUSE a) Replacement of 2 Nos of Turbo Blowers as a stand by arrangement Capacity - 4200 Nm3/h @0.60 Kg/cm2 & all complete work as above items. direction by Engineer-in-charge b) Replacement of Twin Lobe Blower with Motors Unit – 4 Nos Air mixing rate - 1.2 m3 / hr /m3 of liquid volume Min. Blower Capacity - 4200Nm3 / hr Head - 0.6 Kg/cm2 & all complete work as above items. direction by Engineer-in-charge c) Modification of air transfer pipeline & all complete work as above items. direction by Engineer-in-charge d) Retrofitting/Replacement of Electrical control panel with cable & cable trays & all complete work as above items. direction by Engineer-in-charge e) Repair work of Blower Discharge valves, repair of EOT crane & other miscellaneous works & all complete work as above items. direction by Engineer-in-charge .

d) Retrofitting/Replacement of Electrical control panel with cable & cable trays & all complete work as above items. direction by Engineer-in-charge e) Repair work sludge transfer pumps, poly dosing pumps, repair of EOT crane & cleaning of sludge settling tank etc & all complete work as above items. direction by Engineer-in-charge