Repair/ Maintenance of external water distribution line, service tanks distribution valves, valve chambers cleaning, cleaning of service tanks at JCDA, CG TRV, CG Namunaghar area under GE Haddo, Sri Vijaya Puram

Amount

M&L for cleaning and sterilization of inside the Service RCC/PVC 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 equivlent in any agency. Note : 1 (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 strage 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 2 :-(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. NOTE:- 3.THE WORK SHALL BE CARRIED THROUGH SPECILIZED AGENCY Happy tank / satya enterprise or equivlent in any agency.

Service tank of capacity upto 500 Ltrs

Service tank of capacity 750/1000 Ltrs

Service tank of capacity 2000 Ltrs

Service tank of capacity 5000 Ltrs

Service tank of capacity 10000 Ltrs

Taking up old unserviceable water storage tank and S&F rotational moulded polyethylene water storage tank double layer, ISI marked, (Cylindrical vertical with closed top) with GI medium grade pipe for inlet, outlet, over flow, checknuts for inlet and outlet, hoisted and fixed in position including 25 mm PTMT Ball vlave all as specified of following sizes of Make : SINTEX / Polycon / Rotex

M&L for taking out unserviceable sintex top cover and S & F new sintex top cover complete with hinges for secure and all as specified for the following sizes:-

Upto 300 Ltrs

500 Ltrs and upto 2000 Ltrs

5000 Ltrs and upto 10000 Ltrs

M&L for preparation of old surfaces of GI/DI/CI pipes of 80/100/150mm diameter, at any location and at any height attached with Over head tanks/ UG sumps and spray painting using synthetic enamel paint of first quality of any tint as ordered and writing letters over the surface of pipe viz., "Supply line/Rising mains/Wash out pipe/Over flow pipe" of suitable on each pipe with white colour synthetic enamel paint including provision of new bolts, nuts and washers of required size complete all as specified and as directed.

M&L in repairs for mild steel framed work such as gates, grills, gratings, etc., ends of bars shouldered and/or riveted, or forged into spikes, framed guard bars, barred iron doors, ladders, framed balusters, walk ways, railings, framework of water tanks and similar work conforming to Fe-290 Gde E-165 complete and made out of suitable size MS angle iron/BMB/Flat iron, clamps, buts, bolt etc fixed by welding cutting is required as per Fe-410, including taking down of old wrought iron or mild steel structures of any size all as specified and as directed.

M & L for precast cement concrete solid blocks masonary exc 10cm in width type c1,1:3:6 ( using 20mm stone aggregate set(1:6) complete all as specified and directed.

M & L for cement concrete in coping type B1 1:2:4 using 20 mm graded stone aggregate incl necessary form work complete all as specified and directed.

M & L for rendering 10mm thick cement plaster (1:6) on fair faces of brick work or concrete surfaces finished even and smooth (with out using extra cement)

Supply and Lay for Galvanized Iron water tubing " Medium Grade" with all fittings laid in trenches for following sizes Complete including taking down of old GI fittings all as specified and directed. Make : JINDAL/TATA/ZENITH/PRAKASH/SWASTIK

20 mm dia GI tubing

25 mm dia GI tubing

40mm dia GI tubing

50 mm dia GI tubing

80 mm dia GI tubing

100 mm dia GI tubing

Supply and fix for Gun metal globe or gate valve ISI marked high pressure with iron wheel head screwed both ends for iron pipe line and fixed of properly of following sizes including taking down existing old unserviceable. Make - LEADER/ BIR / ZOLOTO/ KIRLOSKAR/KARTAR

15 mm dia pipe

20 mm dia pipe

25 mm dia pipe

40 mm dia pipe

50 mm dia pipe

Material and Labour in repairs for run lead joints complete including jointing material such as spun yarn, pig lead all as specified for the CI/DI pipe of following sizes all as specified and directed.

150mm dia

100mm dia

80mm dia

Supply and fix for CI fitting for spigot socketed pipe such as bends (any type , radius and angle) tapers any type , (straight , bend increasing , decreasing or double socket etc) tee pieces single branch , Y junction double branch , of size - up to 150 mm dia all as specified and directed.

Cutting of DI/CI/GI mains in position for insertion of new tees, tail pieces , sluice valve etc for following sizes all as specified and directed.

150 mm dia pipe

100 mm dia pipe

80 mm dia pipe

Labour only for taking out sluice valve/Non Return valve/ Air release valve any make and size including re- facing , replacement of check nuts , spindles , re- grinding of shutter and re - fixing the same including providing rubber insertion sheet , gland packing rope , nuts , bolts and washers etc to make the sluice valve leak proof and free. operational all as specified and directed for the following sizes . Note -1 :- Spindle and check nut will be measured and paid seperately. Note -2 :- Rate of rubber insertion sheet,nut,bolts,washers etc will deemed to be included in the item.

80 mm dia

100 mm dia

Supply and fix for 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 ,of following size including taking down existing old unserviceable. Make : LEADER/ BIR / ZOLOTO/ KIRLOSKAR/SEIKO/Upadhyay

80 mm dia pipe

100 mm dia pipe

Material and Labour in replacement for Sluice Valve spindle with check nut (High tension Brass) of PN 1.6 for the following sizes:-

100mm dia

80mm dia

Taking down UNSV NRV of any description and Supply and fix 80 mm brass Non - Return Valves ISI marked , heavy duty , flanged/socket type complete all as specified and directed for the following sizes. Make - LEADER/ BIR / ZOLOTO/ KIRLOSKAR/SEIKO/Upadhyay

Material and labour for cutting of road / hard standing not exc . 1.5 mtr wide and not exc. 1.5 mtr deep for laying and taking out water pipe line including making good the disturbed portion as per existing earlier complete all as specified and directed .

Supply and laying for DI pipe spigot and socket ends class 'K-7'suitable in replacement of CI Pipes for tyton joint or any length properly laid in trenches all as specified and directed by Engr-In-Charge of following sizes including taking down existing old unserviceable. Note:- Fittings and Lead joint will be measured and paid seperately under relevant items of sch. Make - Electrosteel / TRUFORM Techno Products Ltd / SAW Pipes / Jai balaji Industries ltd/Tata/Jindal

150 mm dia pipe

100mm dia pipe

M & L Lifting RCC cover slabs of size 2 to 4 meters long, 1 to 1.5 meter width and upto 300mm thick and about 2 to 4 tons in weight lying on jetty by cutting /chipping the clearance groove all around ,keeping aside using a crane for layiing of new LT cables/water pipe line including removing of old water pipes of any type and any sizeand making good surface with PCC 1:2:4 complete all as specified and as directed. Note : (a) Two or three slabs shall be taken out/removed as per site condition for laying the new water pipe line in the span of 4 to 5 meters, as per site requirement extra slabs if required to remove it will be also measured separately (b) Cost of T & P required for the work shall be included in the quoted rate. (c) Site will be available in a restricted manner and prior approval shall be obtained before work (d) Contractor is liable for any damage caused to existing services or structtures during the execution of work.

M&L for attending of water supply complaints for any leakage/ blockage in CI/DI spigot K7 pipe of size from 80mm to 150mm bore taking unserviceable/ upserviceable CI/DI water pipe lines all fittings/fixtures from trench including supply and laying CI/DI tubing upto 150mm bore upto1 mtr length (max) including necesssary cutting, making flanged at both ends and replacement of unserviceable CI/DI fittings such as CI/DI Bend /collars /Tee / reducer etc. suitable for upto 150mm at CG JETTY inside the Jetty gallery complete all as directed at site . Note : Items required and lifting of slab will be measured and paid separately under relevant item of work

M & L for preparation of old steel surfaces and applying one coat of synthetic enamel paint in position to all surfaces for pump sets complete including base frames at pump houses of centrifugal / Monobloc pumps of capacity up to 25 HP including t as per existing colour and writing the pump details ( history sheet ) including all as specified and directed.

M & L for disconnecting and servicing of pump house LT panel board with providing of new busbar same rating , copper wiring and nut bolts in place of damaged at wherever, replacement of doors, hinges including glands and cable lugs , checking & calibration of all reading meters, power contacts , tightening of loose cotacts including two coats of synthetic enamel paint and refixing with same location all as specified and directed.

S & F in replacement for 25 mm dia bore CPVC water tubing, grade SDR 11 including all necessary fittings such as sockets,socket reducer,bends, elbows, Tees, Tee reducers, unions etc, fixed to walls/laid in trenches/floors and making good the disturbed surfaces complete all as specified and as directed.

S & F in replacement for 50 mm dia bore CPVC water tubing, grade SDR 11 including all necessary fittings such as sockets,socket reducer,bends, elbows, Tees, Tee reducers, unions and crutch butter fly valve as required etc, fixed to walls/laid in trenches/floors and making good the disturbed surfaces complete all as specified and as directed.

M&L for attending of water supply complaints for any leakage/ blockage in GI pipe lines of size upto 80 mm bore taking upserviceable/unserviceable GI/CPVC/PPR/CI/DI water pipe lines all fittings/fixtures from trench including supply and laying GI/CPVC/PPR/CI/DI tubing 20mm/25mm bore upto1 mtr length (max) including necesssary cutting, threading and replacement of unserviceable GI/CPVC/PPR/CI/DI fittings such as GI/CPVC/PPR/CI/DI socket /Nipple /unionsocket /Tee/ reduceretc. suitable for 20mm/25mm including necessary excavation and earth work upto1 Cum tore pair the leakage/clearing the blockage in the pipe line and test in gon completion complete all as directed at site NOTE: Excavation more than 1 Cum. and DI/CI fittings will be measured and paid separately

M & L in replacement for 3- layer PP-R Polypropylene random copo lymer) conceal ed pipes SDR 7.4 (PN16) UV stabi lized and antimi crobial fusion welded having thermal stability for hot & cold water supply all PP-R plain & brass threaded polypropylene random fittings laid in trenches/floor/wall complete all as specified and as directed of following sizes

63 mm dia

S&F in for PTMT ball valve high pressure with epoxy coated aluminium rod & high density plastic ball screwed for iron pipe with necessary GI fittings such as elbows, nipples etc., for the following sizes including taking down old unserviceable one complete all as specified and as directed. MAKE: PRAYAG/POLYTUFF/Shakti Enterprises New Delhi (Brand - SYMET)

20 mm bore (minimum weight 210 grams)

25 mm bore ( minimum weight 455 grams )

40 mm bore ( minimum weight grams )

M & L for servicing of water meter of size up to 150 mm dia, replacement of strainer and reading parameters, including taking down for repairs and refixing the same in any type & size length of pipe line all as specified and directed.

Excavation in trenches not exceeding 1.5 mtr wide and not exceeding 1.5 m in depth, for foundation of poles, stays, struts or for laying cables/pipes etc., not exceeding 10 Sqm on plan and not exceeding 1.5m in depth and getting out in any type of 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 not exceeding 50 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 by GE.

SUPPLY ONLY Aquafit Chlorine 65% to 70% (Calcium based granular disinfectant for water treatment, more stable than chloring gas and stronger than bleaching powder and sodium hypochlorite) in sealed 45 Kg drums net weight complete all as specified and as directed. MAKE: SREE RAYALASEEMA HI STRENGTH HYPO LIMITED or equivalent make as approved

M & L in replacement for UPVC pipes of size 50 mm dia ( SCH 80 ) as per standard ASTM D 1785 along with necessary fittings all as specified and directed.

Supply and fix in replacement for Air Release Valve PN 1.6/Refluex valve with confirming forming to IS - 14845 including all connecting items etc complete,of size 100 mm dia. Make - Leader / BIR/ Kirloskar / Upadhyay / Venus / L&T

M&L for carrying out repairs to valve chamber of size exceeding 900x900x900mm (Internal dimensions) but not exceeding 1200x1200x1200mm (Internal dimensions), taking out loose chamber cover and keeping aside for re-fixing, removing vegetation, small plants inside and outside of chamber, taking out plaster from internal and external wall surfaces by hacking, making good damaged/broken wall surfaces using PCC (1:3:6) solid blocks in CM(1:4), rendering 10mm thick in CM(1:4) for internal and external surfaces of masonry walls finished even and smooth without using extra cement, fixing of removed chamber cover firmly into the walls using cement mortar grouting and finished alround neatly, applying two coats of white wash on newly plastered surfaces internally and externally and applying a coat of synthetic enamel paint over a coat of red oxide zinc chrome primer all over to chamber cover complete all as specified and as directed.

M & L in replacement for UPVC ball valve of size 25 mm bore including all as specified and directed.

M & L for shifting and deposited of Central air conditioning plant old material at MO scrap Yard Dolygunj from MES MT Store yard including using of Crane and vehicle without any damage all as specified and directed for the following materials :- (a) AHU unit with motor drive - 02 Nos (b) Monobloc Pump set - 02 Nos (c) Natural draft wooden cooling tower - 01 set (d) GI sheet Ducting for Supply and return air, Grtills, Defuse & return air boxing etc., - 01 Set (e) central A/C Plant - I, compressor of capacity 22.5 TR - 03 Sets (f) LT Panel board - 04 Nos

M & L for shifting and deposited of Certain miscalleneous old materials at MO scrap Yard Dolygunj from MES Store yard including using of vehicle without any damage all as specified and directed for the following materials :-

Water Coolers of any type and capacity

Refrigerators of any type and capacity

Defreezer of any type and capacity

Window type A/C of any type and capacity

Split type A/C of any type and capacity

Vertical tower and Cassette type A/C of capacity 3.0/3.5 TR

Centrifugal pump of capacity 125 HP, delivery 56 LPS ( by using of Crane )

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