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| 1 | Maintenance of 2000 litre per hour reverse Osmosis Plant with Chloronome plant at Md Accommodation Maduravoyal, Chennai for smooth running and functioning as per schedule of maintenancesenclosed as Appendix-\"A\" complete all as specified and directed |
| 2 | Maintenance of 500 litre per hour reverse Osmosis Plant with Chloronome plant at Md Accommodation Mogappair, Chennai for smooth running and functioning as per schedule of maintenancesenclosed as Appendix-\"A\" complete all as specified and directed |
| 3 | Maintenance of 500 litre per hour reverse Osmosis Plant with Chloronome plant at PTC Kalpakkam Chennai for smooth running and functioning as per schedule of maintenancesenclosed as Appendix-\"A\" complete all as specified and directed |
| 4 | Maintenance of 250 litre per hour reverse Osmosis Plant with Chloronome plant at NOFRA Chennai for smooth running and functioning as per schedule of maintenancesenclosed as Appendix-\"A\" complete all as specified and directedNote : The rates quoted for serial item Nos 1 to 5shall also include quarterly cleaning ROwater tank (PVC). |
| 5 | Collecting of water sample from different location of RO plant and duly tested quaterly for the potability by the Govt approved laborities for each plant complete all as specified and directed. |
| 6 | S&F in Replacement of micro filter of size(20\"X 4\"), spun- 5 micron Jumbo Wound complete all as specified and directed. |
| 7 | S&F in Replacement of micro filter of size(20\" X 2.5\") spun- 5micron PP Wound complete all as specified and directed. |
| 8 | S&F in Replacement of micro filter housing of size(20\" X 4\") spun- 5micron Jumbo Wound complete all as specified and directed. |
| 9 | S&F in Replacement of Micro filter housing of size(20\" X 2.5\") spun- 5micron PP Wound complete all as specified and directed. |
| 10 | Supply of Sodium Hypo Chloride Solution for plant including mixing intowater as per requirement complete all as specified and directed. |
| 11 | Supply of SMBS for De-chlorination for plant including mixing intowater as per requirement complete all as specified and directed. |
| 12 | S&F in Replacement End cover and saddle for membrane housing 40-40 |
| 13 | S&F in Replacement End cover and saddle for membrane housing 80-80 |
| 14 | M&L for chemical cleaning/washing of membranes of size 40-40 during routine maintenance work Note: Anti Scalant chemicals shall be measured and paid separately |
| 15 | M&L for chemical cleaning/washing of membranes of size 80-80 during routine maintenance workNote: Anti Scalant chemicals shall be measured and paid separately |
| 16 | Supply ofAnti Scalant chemicals for plant including mixing intowater as per requirement complete all as specified and directed. |
| 17 | S&F of dosing pump set for RO plant , capacity 6 ltr / Hour, single Ph, 230 volts, made functionable complete all as specified and directed. |
| 18 | Replacement unserviceablemembrane Hydranautics as per existing size4 \" BW 40-40 for capacity 250/500 litre /Hour complete all as specified and directed. |
| 19 | Replacement of unserviceablemembrane Hydranautics as per existing size8 \" BW 80-40 for capacity 1000/2000 litre /Hour complete all as specified and directed. |
| 20 | Replacementunserviceablemembraneand provision ofMebrane housing as per existing size4 \" BW 40-40 for capacity 250/500 litre /Hour complete all as specified and directed. |
| 21 | Replacement unserviceablemembraneand provision ofMebrane housing as per existing size8 \" BW 80-40 for capacity 1000/2000 litre /Hour complete all as specified and directed. |
| 22 | Replacement unservicable electrical float stop switch valve and S&F new float valve as per existing size complete all as specified and directed. |
| 23 | Replacement unserviceabe LP switch (500 Ltr) capacity and Supply,fixing new LP switch (KP35) as per existing size complete all as specified and directed. |
| 24 | Replacement unserviceabe LP switch (2000 Ltr) capacity and Supply,fixing new LP switch (KP35) as per existing size complete all as specified and directed. |
| 25 | Replacement unserviceabeHP switch (500 Ltr) capacity and Supply,fixing new HP switch (KP36) as per existing size complete all as specified and directed. |
| 26 | Replacement unserviceabeHP switch (2000 Ltr) capacity and Supply,fixing new HP switch (KP36) as per existing size complete all as specified and directed. |
| 27 | Replacement unserviceabepipeand S&F40 mm bore UPVC pipes of pressure rating 10 kgf/cm2 laid in trenches complete all as specified and directed. |
| 28 | S&F in repair unserviceabe pipeand S&F25 mm bore UPVC pipes of pressure rating 10 kgf/cm2 laid in trenchescomplete all as specified and directed. |
| 29 | Replacement unserviceabe flow meterand Supply,fixing new flow meteras per existing size complete all as specified and directed. |
| 30 | S&F 10mm dia hose pipe for pressue guage and dosing pump |
| 31 | S&FUltra violet lamp with housing for (2000 ltrs) RO plant |
| 32 | S&FUltra violet lamp with housing for (500 ltrs) RO plant |
| 33 | Replacement ofunserviceabe multi port valveand Supply,fixing new mulit port valve ofsize40NB TMF SOLO complete all as specified and directed. |
| 34 | Replacement of unserviceabe control panel and Supply,fixing new control panel Astero Panel 33 complete all as specified and directed. |
| 35 | Servicing / Repairing of Auto Control panel Astero-33 |
| 36 | Replacement of unserviceabePressure sand filter vessel with media and Supply,fixing new Pressure sand filter media suitable for 250 to 500 LPH Plantcomplete all as specified and directed. |
| 37 | Replacement of unserviceabePressure sand filter vessel with media and Supply,fixing new Pressure sand filter media suitable for 1000 to 2000 LPH Plantcomplete all as specified and directed. |
| 38 | Replacement of unserviceabe Activated carbon filter vessel with media and Supply,fixing new Activated carbon filter media suitable for 250 to 500 LPH Plantcomplete all as specified and directed. |
| 39 | Supply only calcium hypochlorite having 60% - 70% availablechlorine content in granular form (calcium based and granular disinfectant) for water treatment packed in factory sealed DDPE 45 Kgs each drum |
| 40 | Replacement of unserviceabe Activated carbon filter vessel with media and Supply,fixing new Activated carbon filter media suitable for 1000 to 2000 LPH Plantcomplete all as specified and directed. |
| 41 | S&F of high pressure pump for RO Plant 2000 ltr/hr capacitysingle Ph, 230 volts, made functionable complete all as specified and directed. |
