CWE/GGN/FT-62/2025-26 COMPREHENSIVE MAINTENANCE OF LIFTS, STP AND OTHER CONNECTED ALLIED WORKS ASSOCIATED WORKS UNDER AOR GE (AF) FARIDABAD

M&L for cleaning of STP of capacity 200 KLD equalizing tank /grit chamber/ oil grease chamber/ silting chamber of Sewage Water in the tank and removing of settle down Sewage sludge cum mud/ De-Silting etc and making good the patches on walls internally or externally in cement mortor (1:3) where required complete all as required at site and directed by the Engineer-in-Charge. Note: The cleaning should be done in every three months through machinary equipments.

M&L for cleaning of STP of capacity 200 KLD sludge holding tank of Sewage treatment plant and removing of settle down Sewage sludge cum mud/ De-Silting etc and making good the patches on walls internally or externally in cement mortor (1:3) where required complete all as required at site and directed by the Engineer-in-Charge. Note for item No 1 & 2:- The rate quoted by the tenderer is deemed to be included in the unit rate of the following:- (a) Pump Set of appropriate capacity with operators including necessary connections required at site including PVC heavy duty flexible hose pipe for suction and delivery purposes. (b) Lorry/Tractor mounted septic storage tank of appropriate capacity not less than 3 KL should be used for disposing off the same to the location where approved by the FMDA/MCF (c ) Necessary Oxygen Mask, Gloves, Gum Boot and all other safety aspects to be observed including necessary Phawda, Steel Bucket, Manila rope etc. required at site and all as directed by the Engineer-in-Charge. Note: The cleaning should be done in every three months through machinary equipments.

M&L for cleaning of STP of capacity 200 KLD of Fab-1 and Fab-2 of Sewage treatment plant and removing of settle down Sewage sludge cum mud/De-Silting etc and making good the patches on walls internally or externally in cement mortor (1:3) where required complete all as required at site and directed by the Engineer-in-Charge. Note: The cleaning should be done in every three months through machinary equipments.

M&L for cleaning of STP of capacity 200 KLD Tube settler of Sewage treatment plant and removing of settle down Sewage sludge cum mud/De-Silting etc and making good the patches on walls internally or externally in cement mortor (1:3) where required complete all as required at site and directed by the Engineer-in-Charge. Note: The cleaning should be done in every three months through machinary equipments.

M&L for cleaning of STP of capacity 200 KLD treated water tank with chemical contact tank of STP by removing of all deposited sludge, scale or other unwanted materials from the tank by any means and removing the same to out site MOD land and after cleaning, washing and scraping the wall complete all as specified and directed by Engr-in-Charge. Note for item No 3 to 5 : The rate quoted by the tenderer is deemed to be included in the unit rate of the following:- (a) Pump Set of appropriate capacity with operators including necessary connections required at site including PVC heavy duty flexible hose pipe for suction and delivery purposes. (b) Lorry/Tractor mounted septic storage tank of appropriate capacity not less than 3 KL should be used for disposing off the same to the location where approved by the FMDA/MCF (c ) Necessary Mask, Gloves, Gum Boot and all other safety aspects to be observed including necessary Phawda, Steel Bucket, Manila rope etc. required at site and all as directed by the Engineer-in-Charge. (d) Injection grouting with waterproofing chemicals in leakages surfaces as directed by Engineer-in-Charge. (e ) Exposed external surfaces shall be finished with two coats of cement base paints. (f) Internal surfaces shall be finished with two coats of epoxy paint. Note: The cleaning should be done in every three months through machinary equipments.

Supply & loading MBBR Bio media made of UPVC, and corrugated shape having surface area in MBBR complete all as specified and as directed by Engr-in-charge.

Supply & fixing Cast Iron butterfly valve 25 mm bore, stainless steel disc, gear mountable as per IS 13095 class PN 1.6 complete with nuts, bolts, washer and rubber gasket including taking out old unserviceable butterfly valve complete all as specified and as directed by Engr-in-charge make- Zoloto/ L&T/ ADVANCE/ NVR.

Complete all as per ser item No 7.00 here-in-before but 40 mm bore complete all as specified and as directed.

Complete all as per ser item No 7.00 here-in-before but 50 mm bore complete all as specified and as directed.

Complete all as per ser item No 7.00 here-in-before but 65 mm bore complete all as specified and as directed.