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

M&L for cleaning and sterilization of inside the STP semi underground water sumps of capacity 100 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: Vijay Baugh N3 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 .

All as per ser item No 1 above but for of inside STP treated UG sump of capacity 50 KL through bacteriological treatment by using TERBAC G5/Inchor-5/NB-10/ TERBAC-G-65/ Inoxi-60/NB-69 AND ULTRA VIOLET RAY. Make: RAYS CLEANTECH/ HAPPY TANK/ SATYA ENTERPRISE.Location: Vijay Baugh N3 site STP

S & fix in replace of HDPE 100 ltr capacity dosing tanks all as per specifeid and directed

S & fix in replace of 0- 6 LPH dosing pump all as per specifeid and directed

S & fix in replace of level control swithc of liquid buoyancy type. Make : Pune Techtrol or equivalent

S & fix in replace of Auto - Desludge valve complete

S & fix in replace of Air Rotameter

S & in replace of filtering sand of thickness 500mm,carbon filtering 300mm of thickness fine silex 100mm of thickness,coarse silex 100mm of thickness,6-2 crushed gravels of thickness of 100mm, 20-12 pebbles thickness of 100mm and 40-25 pebbles thickness of 100mm of Dual media filter all as per OEM and as specifeid.

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.

Supply only Activated Cartridge Filter (ACF),50/100 micron size of suitable size as complete all as specified and directed. Note: ACF quality shall be as directed & recommended by OEM only.

Suppy & in replace of Ultra filteration membrane system of membrane area 50 Sqm Multibore capilary, 46LMH flux of demensions Dia 225mm , length -1500mm Note: Item shall be as directed & recommended by OEM only.

Material and labour for MBBR fludised bio-media of vergin PPUV stablized material, cylindrical with external fins structure,black colour,22mm dia x 16mm height ,specific gravity 0.9 to 0.95 gms/sqcm all as specififed and as directed . Make: TP Aqua/Cool tech/Hydrotech as approved

Material and labour Bactria culture for STP for developing MLSS and control odor complete all as directed by Engr-in-Charge. Make: Organic plus or its techno commercial equivalent make aproved by GE.

M&L for rewinding of the electric motor of above 5Hp upto 10 HP capacity duly disconnecting (elctric/water connection) and taking down electric motor (mono block/centrifugal) from the existing position and inspecting the same, transporting to workshop for repairs and bringing it back. Cutting and removing the burnt out winding conductors, rewinding the same with same gauge and weight of insulated super enamelled copper conductor and providing cotton insulated sleeves, varnishing, drying, refixing in position checking the alignment along with pump set connecting up with the electrical and water line connection system, testing and commissioning complete all as directed.

M&L for rewinding of the electric motor of upto 5 HP capacity duly disconnecting (elctric/water connection) and taking down electric motor (mono block/centrifugal) from the existing position and inspecting the same, transporting to workshop for repairs and bringing it back. Cutting and removing the burnt out winding conductors, rewinding the same with same gauge and weight of insulated super enamelled copper conductor and providing cotton insulated sleeves, varnishing, drying, refixing in position checking the alignment along with pump set connecting up with the electrical and water line connection system, testing and commissioning complete all as directed.

M&L for rewinding of the electric motor of upto 7.5 HP capacity duly disconnecting (elctric/water connection) and taking down electric motor from the existing position and inspecting the same, transporting to workshop for repairs and bringing it back. Cutting and removing the burnt out winding conductors, rewinding the same with same gauge and weight of insulated super enamelled copper conductor and providing cotton insulated sleeves, varnishing, drying, refixing in position checking the alignment along with pump set connecting up with the electrical and water line connection system, testing and commissioning complete all as directed.

M&L for rewinding of the electric motor of 10 HP capacity duly disconnecting (elctric/water connection) and taking down electric motor submersible from under ground sump the existing position and inspecting the same, transporting to workshop for repairs and bringing it back. Cutting and removing the burnt out winding conductors, rewinding the same with same gauge and weight of insulated super enamelled copper conductor and providing cotton insulated sleeves, varnishing, drying, refixing in position checking the alignment along with pump set connecting up with the electrical and water line connection system, testing and commissioning complete all as directed.

M&L for rewinding of the electric motor of 25 HP capacity duly disconnecting (elctric/water connection) and taking down electric motor submersible from under ground sump the existing position and inspecting the same, transporting to workshop for repairs and bringing it back. Cutting and removing the burnt out winding conductors, rewinding the same with same gauge and weight of insulated super enamelled copper conductor and providing cotton insulated sleeves, varnishing, drying, refixing in position checking the alignment along with pump set connecting up with the electrical and water line connection system, testing and commissioning complete all as directed.

Opening of the unserviceable bearing from the centrifugal pump set replacing the same with the new bearing set sutiable for motor/ pump set 7.5/10HP capacity including re-aliging the pump and motor complete all as directed.

Opening of the unserviceable bearing from the centrifugal pump set renewing the same with the new bearing set sutiable for motor/ pump set 1/2/3/5hp capacity including re-aliging the pump and motor complete all as directed.

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.

Repairs to sewage pump including replacing the impeller upto 5 HP mud pump Kirloskar and unserviceable parts viz bushes, gland cover with nut bolts gland rope etc complete all as directed by Engr-in-Charge.

Repairs to sewage pump including replacing the impeller above 5 upto 10 HP mud pump Kirloskar and unserviceable parts viz bushes, gland cover with nut bolts gland rope etc complete all as directed by Engr-in-Charge.

Reconditioning of shaft by metal filling and machining as required and replacement of shaft sleeves with new one of capacity rating up to 5 hp pump set Note :- Without causing any interruption of regular water supply and complete all as directed by Engineer-in-Charge.

Reconditioning of shaft by metal filling and machining as required and replacement of shaft sleeves with new one of capacity above 5hp up to 10hp pump set Note :- Without causing any interruption of regular water supply and complete all as directed by Engineer-in-Charge.

Taking out old unserviceable pressure gauge of pump set and supply and fix new pressure gauge of existing make size including testing and commissioning complete all as directed by Engr-in-Charge.

Taking out old unserviceable and S&F of CPVC ball valve (with brass insert) of outer dia of pipe 50mm complete all as specified and directed

Taking out old unserviceable and S&F of CPVC ball valve (with brass insert) of outer dia of pipe 40mm complete all as specified and directed

Taking out old unserviceable and S&F of GI butterfly valve of outer dia of pipe 50mm complete all as specified and directed

Taking out old unserviceable and S&F of GI butterfly valve of outer dia of pipe 40mm complete all as specified and directed

Taking out old unserviceable and S&F of GI butterfly valve of outer dia of pipe 32mm complete all as specified and directed

Taking out old unserviceable and S&F of GI butterfly valve of outer dia of pipe 25mm complete all as specified and directed

Taking out old unserviceable and S&F of Al Solenoid valve valve of outer dia of pipe 40 mm complete all as specified and directed

Taking out old unserviceable and S&F of Non return valve flanged end ISI marked suitable for 100mm dia bore including neceesary cutting and marking flange arrangments for fixing complete all as specified and directed. Make: Durga/Kirloskar/Kartar.

Taking out old unserviceable and S&F of brass nozzle sprinkler on stand post suiatble size 20mm dia bore heavy duty ISI marked approved make all as directed

Repairs/replacent of wornout spares of Air blower 3-ph,415volts,50hz of capacity 130cum/hr @0.4KSC,twin loop type including suction filter,motor pully & replacement of unservceable spares such as 'V' belt,bearings, shaft,suction filter,motor pulley & blower motor oil with new one including all nessary misc items for satisafactory completion of job complete all as Specififed & directed by Engr-in-Charge

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 .

S&F in repairs of 300 ltr Rotational moulded polye thylene water storage tanks (cylindrical vertical with closed top) hoisted and fixed in position all as specified

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

(a) 110mm outer dia

Supply and fix in replace100 mm dia Foot valves ISI marked of brass with brass diaphragm heavy duty screwing type complete of the following sizes . Make-Kirloskar/Kartar/Leader/ZOLOTO

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

Supply, laying, testing and commissioning of LT XLPE insulated, sheathed, armoured heavy duty electric aluminium conductor cable 1100 Volts grade of size 3.5 core x 70 sq.mm. (laid in trenches, ducts, pole, wall etc.) including taking out old unserviceable LT cable from trenches/pole/ducts etc. complete all as specified and as as directed by engineer in charge. Note: (i) Necessary test results like continuity test, megger tests, shall be submitted to Engineer-in-Charge before the cable is laid. (ii) Excavation earth work will be measured and paid separately.

Excavation in trenches not exceeding 1.5 mtr wide and not exceeding 1.5 m in depth, for foundation etc., or for shafts, wells, cess pits, manholes, pier holes etc not exc. 10 Sqm on plan and n.exc. 1.5m in depth and getting out in soft/loose soil complete all as specified and as directed.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exceeding 25 cm each as in soils complete all as specified and as directed.

Removing excavated material (soils) to a distance exceeding 50 metres but not exceeding 100 metres and depositing where directed at a level not exceeding 1.5 m above the starting point complete all as specified and as directed.

SUPPLY ONLY Ef-Chlor sodium dichloroisocyanurate (NaDCC) water disinfection and purification granules, packed in plastic jars of 1 Kg net weight complete all as specified and as directed. MAKE: HIND PHARMA BHOPAL or equivalent make as approved

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 .

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