REPAIR/ MAINTENANCE OF DESALINATION PLANT, SERVICE TANKS AND OTHER CONNECTED ITEMS AND REPAIR/ MAINTENANCE OF STP PLANTS EQUIPMENT AND OTHER CONNECTED ITEMS UNDER GE HADDO, SRI VIJAYA PURAM

Supply Only Water treatment chemical Dewatering Polyelectrolytis- cationic solution of 0.075% concentration complete all as specified and directed by OEM

Supply only Water treatment chemical sodium hypo Chloride consisting 6% chlorine content diluted ClNao, complete all as specified and directed.

Supply only Water treatment chemical enzyme-2 (DAP consisting 18:46:0, 18% Nitrogen and water soluble phosphates 46% by minimum weight, packed in 50 Kg Polythene bag complete all as specified and directed. Makes : Akron India Pvt Ltd/Andhra Sugar Pvt Ltd/Aquafit India Pvt Ltd/IIFCO India Ltd/Rayalaseema or equivalent make as approved.

Supplying of calcium hypochloride 65-70% chlorine content in granular form to mix with drinking water which is received at Pump house for purifing the water & mainaining its PPM, complete all as specified and directed. Make: Sree rayalama Hi-Strength Hypo ltd or Equivalent.

M&L for cleaning and sterilization of inside the STP Treated PVC water storage tank of capacity not exceeding 300 Ltr of any description and in any position comprising following cleaning and sterilization of water tanks through bacteriological treatment by using TERBAC G5/Inchor-5/NB-10/ TERBAC-G-65/ Inoxi-60/NB-69 AND ULTRA VIOLET RAY. Make: Happy tank / satya enterprise or eqvt in any agency. Location: SAA seven stages are as under plants:- (a). First Stage is to drain out the water by using exit valve or high capacity dewatering system. (b). Second stage is cleaning all the algae formation inside the tank by using TERBAC G10/ Inoxi-60/NB-69 a laboratory tested branded chemical of the company ans scrubbing the walls of the tanks. (c). Third stage is fresh water cleaning by high speed jet pump. (d). Fourth stage and first bacteria screening is decertification by using TERBAC-G5/ Inohor-5/NB-10 a Govt Laboratory certified brannded halogen compound. (e). Fifth stage is cleaning the floor of water tank by industrial vaccum cleaner. (f) . Sixth stage is the second bacterio screening and sterilizing method by using ultra violet ray within the tnk and kills all suspended bacteria. (g) Seventh stage of cleaning and third bacteria screening is to sterilize the floor of the water tank by using laboratory certified, branded strong oxidizing agent TERBAC-G65/Inoxi-60/NB-69 .

NOTE:-(i) COMPANY WILL SUBMIT GOVERNMENT LABORATORY TEST CERTIFICATE OF TERBAC-G5/INCHOR-5/NB-10, TERBAC-G65/ INOXIi-60/NB-69, BEFORE CLEANING, FIX THE STICKER MENTIONING THE DATE OF CLEANING & NAME OF SITE AND ALSO PROVIDE CERTIFICATE CONFIRMING THE COMPLETION OF STERILIZATION OF WATER TANKS MENTIONING THE NAME OF STATION AND DATE OF CLEANING. ALL THE CLEANING & STERILIZATION STAFFS SHOULD BE UNDER ACCIDENTAL INSURANCE COVERAGE) (ii) OUTLET PIPE OF OHT SHOULD BE PLUGGED BEFORE CLEANING THE OHT TO AVOID.ENTERING SCALS AND THE SAME SHELL BE RECONNECTED AFTER CLEANING THE OHT AND THE QUOTED RATE IS DEEMED TO INCLUDE FOR THE ROVISION . (III) STERILIZATION TEAM WILL BE COMPRISED OF AT LEAST 30% MEMBERS WHO ARE MINIMUM 03 MONTS CERTIFICATE HOLDER IN WATER TANKS STERILIZATION. NOT

S&F in repair 100mm dia CI sluice valve flanged of class PN 1.6 conforming to IS - 780 complete with iron wheel head , stainless steel spindle and check nut , including jointing material such as rubber insertion nut bolts washers etc complete all as specified and directed. Make - Kirloskar/Kartar/Leader/Zoloto/Upadhyay

S & in replace of old unserviceable GI pipe of medium grade with all fittings and fixtures of follwing sizes

25mmdia

50 mm dia

80 mm dia

Supply and lay 3 layer ( inner antimicrobial, outer UV stabilized) ISI marked,IS-15801, PP-R pipes SDR 7.4 (PN-16) and PP-R plain fittings in trenches/walls/cellings or laying in floors complete,including fittings of following sizes

S & fix in replace of 63A MCCB TP/TPN of 16 KA capacity complete all as specified and as directed

M&L for cleaning and sterilization of inside the STP semi underground water sumps of capacity 2X30 KL through bacteriological treatment by using TERBAC G5/Inchor-5/NB-10/ TERBAC-G-65/ Inoxi-60/NB-69 AND ULTRA VIOLET RAY. Make:Happy tank / satya enterprise or eqvt in any agency. Location: NSRY WB&RJ site STP :- (a). First Stage is to drain out the water by using exit valve or high capacity dewatering system. (b). Second stage is cleaning all the algae formation inside the tank by using TERBAC G10/ Inoxi-60/NB-69 a laboratory tested branded chemical of the company and scrubbing the walls of the tanks. (c). Third stage is fresh water cleaning by high speed jet pump. (d). Fourth stage and first bacteria screening is decertification by using TERBAC-G5/ Inohor-5/NB-10 a Govt Laboratory certified brannded halogen compound. (e). Fifth stage is cleaning the floor of water tank by industrial vaccum cleaner. (f) . Sixth stage is the second bacterio screening and sterilizing method by using ultra violet ray within the tnk and kills all suspended bacteria. (g) Seventh stage of cleaning and third bacteria screening is to sterilize the floor of the water tank by using laboratory certified, branded strong oxidizing agent TERBAC-G65/Inoxi-60/NB-69 .