REPAIR/ REPLACEMENT OF UNSERVICEABLE LOFT TANKS, PVC WATER STORAGE TANK OF VARIOUS CAPACITY, SMC PANEL TANKS CLEANING AND ALLIED WORKS AT RS AREA UNDER GE (NW) NAVY NAGAR, COLABA, MUMBAI

Amount

M& L for Cleaning of loft tanks of capacity 170 to 275 ltrs in existing position by mechanised pressure, cleaning using PVC tank cleaning solution and draining out the water by wet vaccum pump, rinsing with clean drinking water complete all as specified. Note: Any damage to pipe and PVC tank during cleaning shall be made good by the contractor at his own cost.

Supply & fix in replacement of unserviceable PVC loft tank (HDPE) of capacity 275 ltrs with complete fitting including 03 Nos adopter with washer for inlet/outlet over flow as per manufactureres instructions complete all as specified and directed by Engineer-in-Charge

Supply and fixing replacement PVC profile suitable for 275 ltr loft tank including fixng of aluminium channel around the profile complete all as specified and directed by Engg-In- Charge.

Cleaning of PVC/RCC water storage tank in low and high rising buildings(G+14) by mechanical high pressure spray and remove all foreign matter completly and soaking out the water/dirt with a high pressure wet vaccum pump and removing spoils out side of MD land and complete all as specified and as directed by Engineer-in-charge. Note: Rate include the painting of two coats of enamal paint with visible colour about date of cleaning and due date for cleaning complete all as specified.

OH Tank of capacity 5000 Litres

OH Tank of capacity 3000 Litres

OH Tank of capacity 10000 Litres

OH Tank of capacity 15000 Litres

OH Tank of capacity 2000 Litres

OH Tank of capacity 1000 Litres

Cleaning the vegetation including grass, bushes small trees and all vegetation growth complete including uprooting of bushes and small trees around the installation/sump/OH reservoir, valve chamber etc. filling the rough holes with earth and levelling the surfaces by removing all debris to a distance n.exc.50m complete all as specified and directed.

Supply/Fixing in repair/replacement of internal steel water tubing with CPVC pipes SDR 11 & PlainCPVC SDR 11 fittings in wall and shafts including necessary saddling and and work to be done in high rise building up to 15 th floor short piece/length, including breaking the existing brick wall for replacement of corroded GI pipe in/on wall and making good the disturbed surfaces including fittings such as nipple, union, socket, elbow, bends, tee, adopter e.t.c complete all as specified and directed by Engineer-in-charge of the followingsize:-

16 mm Nominal outside dia

20mm Nominal outside dia

Supply & Fixing in repairs Compound girders and stanchions, lattice girders, aerial masts, staging for water tanks and the like including caps, bases, splices etc. built up from two or more beam or channel sections or angles with plates, including all lattice bars, stiffeners, gusset plates, etc with Fe 410 -W (Gde- E- 250) including making paint with two coats of synthetic enamel paint over a coat of red oxide primer complete all as specified and directed. Note:Contractor should survey each quarter in old and new navy nagar and highly rusted angle should be change accordingly.

Material and labour for bacteriological and chemical analysis of water sample at govt approved lab (Iso 9001:2008) including collecting sample from pumphouse/Md accn/OTM using labed owned sample jar and testing every month all directed and specfied by Engineer-in-charge

Checking of over head tanks of any capacity, making arrangement of mosquito proofing of the tank from overflow side with new GI tank nipples, socket, barrel nipple, elbow, MS wire net, locking the existing tank cover to avoid entry of lizards, mosquitos inside the tank, tightening of all inlet and out let connections to make the tank no leaking of water complete including painting with white colour paint on base coat and writing the letters of black colour of the following details all as specified and directed :- (a) Date of cleaning (b) Date of Next due (c) Tank capacity

M&L for cleaning and sterilization of inside surface of RCC/ Steel Underground/semi underground/Over head/Sedmentation/clear water sumps of capacity UG sump reservoir 12,00,000 ltrs capacity using seven stage water tank sterilization as under :- (a). First Stage : Drain out the water by using exit valve or high capacity dewatering system. (b). Second stage : Cleaning all the algae formation inside the tank by using TERBAC G10/ Inoxi-60/NB-69 a laboratory tested branded chemical (Test certificate of TERBAC-65/INOXI-60/NB -69 from Govt laboratory mentioning suitability for sterilization should be submitted before sterilization) and scrubbing the walls of the tanks. (c). Third strage : Fresh water cleaning by high speed jet pump. (d). Fourth stage: First bacteria screening is sterilization by using TERBAC-G5/ Inohor-5/NB-10 brannded halogen compound (Test certificate of TERBAC-65 Inohor -51 /NB?10 from Govt laboratory mentioning suitability for sterilization should be submitted before sterilization). (e). Fifth stage: Cleaning the floor of water tank by industrial vaccum cleaner. (f) . Sixth stage :Second bacteria screening and sterilizing by using ultra violet ray ejector covering 360 degree within the tank for killing all suspended bacteria. 2.00 Each Job 150000.00 1.02 (g) Seventh stage : Cleaning and third bacteria screening to sterilize the floor of the water tank using TERBAC G-65 (Test certificate of TERBAC-65 from Govt laboratory mentioning suitability for sterilization should be submitted before sterilization) complete all as specified & durected. NOTE :- The quoted rate is deemed to include for the following :- (i) All cleaning staff shall wear safety helmets, gumboots, safety belts when entering the tanks. (ii) Safety beltsshall be invariabily worn during climbing of stage mounted tanks & getting down in UG sump. (iii) Safety googels shall be worn during spraying of TERBAC-65 & G-65 1.03

All as per item No.10 above but UG sump reservior 90,000 ltrs capacity

All as per item No.10 above but UG sump reservior 2,18,000 ltrs capacity

All as per item No.10 above but UG sump reservior 2,38,000 ltrs capacity

All as per item No.10 above but UG sump reservior 3,63,000 ltrs capacity

All as per item No.10 above but UG sump reservior 1,35,000 ltrs capacity

All as per item No.10 above but UG sump reservior approximately 16,00,000 liters

All as per item No.10 above but UG sump reservior of approximately 14,00,000 liters

Repair/Maintenance to Chlorine dozing system assembly of any make and model with chlorine injector dozing pump, cleaning, servicing, carrying out minor repairs and make functional and testing complete New Navy Nagar pump houses under GE(NW) Navy Nagar area complete all as specified and directed. Note :- (a) Minor consumables like cotton waste, cloth, screws and nuts shall be including in the item rate. (b) Major Parts and spares requied to be replaced shall be measured and paid separately under relevant item of sch 'A". (c) The rate includes to make serviceable of dozing system to the contract period in any number of times visit of technician and no extra cost has to be claimed by the contractor except parts shall be paid under supply only items.

Supply only in replacement against item No.11 here in before the following items:-

Gear motor 230 volt 50 Hz suitable for dosing pump of existing model

Rotor assembly with bearing brackets and tolerance rings.

Coil 250 volt, 50 Hz.

Single head feed rate control with shaft.

Pump head (Ferrules 1/4" including duckbill)

Roller assembly suitable for dosing pump.

Pump tube suitable for dosing pump.

Injection check valve 3/8" suitable for dosing pump

Weighted suction line strainer 3/8" suitable for dosing pump.

White suction/discharge tube

Supply, installation, testing and commissioning of Chlorine Dosing system, geared motor, adjustable dosing pump, self priming min 4 metres, power 220/230V, AC, 50HZ, sigle phase, 40 to120Watts, flow rate 4 Lph min and flow rate 6.4 Lph, min injection pressure 5.5kg/sq.cm, and max injection pressure 10kg/sq.cm, speed adjustment 0 to 100 stroke per minutes, flow rate can be adjust 0 to 100% when the machine is running / stoped, manual/automatic control vertical orientation, FRP tank with 100 liters capacity, the chlorine pump consists of a liquid end body, valve body, ring seal balls, connectiones, diaphram, foot valve anti siphon valve, and tubing etc. Make : Milton Roy UC-11 or equivalent

Supply only stable bleaching powder/ high strength bleaching powder with formula Ca(ClO)2. appearance:Dry free from lumps, undesirable substance: as per IS10500(2012) in treated and disinfected water, Packing: 20-25kg/40-45kg drum. Available chlorine :65% by mass min, Stability: 1/15 loss of chloride on basis of available chloride Max, Particle size (passing trough 1.70mm IS sieve): 99.5% by mass min, Water insoluble matter max: 6%, Calcium hydroxide Max: 4%, Sodium chloride max:15%. calcium based granular disinfectant for water treatment, concentartion of chlorine 60 to 70 percent stabilty of one year with minimum loss of chlorine

Supply and fix in repair bronze pressure reducing valve suitable for 25 mm bore GI pipe with diaphram cover, spring clamps, cast iron body scatting and adjustable screws and stop valve of chromium plated carbon steel strainer, screw of stain less steel for domestic water supply, suitable for inlet pressure as per IS-7939, including GI pipe connection as required, the work to be carried out from G+14 floor on plain wall with necessary bamboo scaffolding complete all as specified and directed by Engineer-in-Charge.

Dismantling of existing connection and taking out pressure reducing valve of size 25 mm bore cleaning servicing and refixing at existing location in high rise buildings (G+14) including provision of fittings, I.e. union, elbow, bend, nipple, etc. complete to make the line functional all as specified. Note:- (a) All safety measures shall be taken by the worker/plumber while carrying out the work. (b) Rate of scaffolding shall be included in the quoted rate.

Supply and fix in repair brass float valve (ISI marked) high pressure with polythelene float (flat) and fly nut complete screwed for GI pipe 15mm bore including necessary GI fittings such as elbow, reducer, nipple etc.

All as per item No 17.00 above but for GI pipe 20 mm bore

All as per item No 17.00 above but for GI pipe 25 mm bore

All as per item No 17.00 above but for GI pipe 40 mm bore

Taking out existing unserviceabe FRP and supply & fix in repair for lid cover for PVC water storage tank complete with accessories for closing and locking arrnagement suitable for 5000 Ltrs as approved BMC.

Taking out existing unserviceabe FRP and supply & fix in repair for lid cover for PVC water storage tank complete with accessories for closing and locking arrnagement suitable for 3000 Ltrs as approved BMC.

Taking out existing unserviceabe FRP and supply & fix in repair for lid cover for PVC water storage tank complete with accessories for closing and locking arrnagement suitable for 1000/2000 Ltrs as approved BMC.

Taking down GI tubing fixed to wall at location cleaning and refixing the same with clamping by suitable size of MS clamp, nut, bolt, washers on wall/floor/shaft of bldg including provision of necessary fitting in high rise building (G+14 stories) for the following:- (a) All safety measures shall be taken by the worker/plumber while carrying out the work. (b) Rate of scaffolding shall be included in the quoted rate.

15 mm bore

20 mm bore

25 mm bore

40/50 mm bore

S&F in repairs PVC water storage tank with cover 3 layer, ISI marked, pure anti microbail round type and making connections including replacement of new GI fittings i.e. tank nipple, washers, float valves and pipes for connecting the existing Inlet/delivery lines, testing complete all as specified and directed for the following capacity:- Note :- Gate valves and GI pipe only shall be paid under relevant item of Schedule 'A' remaining items shall be deemed to be included in the item rate.

5000 Ltr capacity

3000 Ltr capacity

2000 Ltr capacity

1000 Ltr capacity

Supply, Installation in repair, Testing & Commissioning of Motor Actuated Butterfly Valve consisiting of Quarter turn single phase Actuator and Wafer type butterfly valve of size 80 mm dia with appropriate bracket/mounting arrangement including two Nos limit switches for open and closed condition and splash proof enclosure. Specifications & Features Input Voltage: 230 V, A.C. Designed line pressure: 10 kg/sq cm. Operating Angle: 90 degrees Disc Material: CI with nylon coating Limit Switches : 02 Nos.For open and close status In built Serial / USB communication Port In built data logger with memory In built SD Card Space Heater Mounting ::Extended type with universal joint for installation 18 -24 inches above ground level with angle mounting including raising of existing chamber if required.

Supply and fixing in repairs, Installation, Testing & Commissioning of Motor Actuated Ball Valve (with wheel for manual operation) consisiting of suitable single phase Actuator and ball valve of size 50 mm dia with appropriate bracket/mounting arrangement including two nos. limit switches for open and closed condition and splash proof enclosure complete all as specified and directed. SpecificationSupply and fixing eatures Input Voltage: 230 V, A.C. Designed line pressure: 10 kg/sq cm. Material of Ball: Stainless Steel Limit Switches : 02 Nos.For open and close status Mounting :Direct on valve

Supply and fixing in repairs, Installation, Testing & Commissioning of Motor Actuated Ball Valve (with wheel for manual operation) consisiting of suitable single phase Actuator and ball valve of size 40 mm dia with appropriate bracket/mounting arrangement including two nos. limit switches for open and closed condition and splash proof enclosure complete all as specified and directed. SpecificationSupply and fixing eatures Input Voltage: 230 V, A.C. Designed line pressure: 10 kg/sq cm. Material of Ball: Stainless Steel Limit Switches : 02 Nos.For open and close status Mounting :Direct on valve

Supply and fixing in repairs, Installation, Testing and Commissioning of Float type Point Level Sensor with the following specifications; Type: Magnetic Magnet: Ring type Switch: Reed Switch (Epoxy sealed) Connecting Cable: Teflon

Supply and fixing in repairs, Installation, Testing and Commissioning of OFC Cable to be pulled over head and duly fastened/attached to a PVC coated messenger wire / stay wire of gauge either with the required clamps of suitable size not more than 3 feet apart or with a web between the OFC and messenger wire along with endplates at both ends of the suspended cable complete all as specified and directed. (a) 6F Single mode OFC suitable for outdoor networking applications (i) 6 Fibers type single mode, wavelength 1310, Attenuation 0.38/km (ii) Outer jacket of HDPE sheath (iii) Jelly Filled Core (iv) Wrapped with Corrugated Steel Tape (v) Armoured with a pair of Steel Wire for rigidity (vi) Anti Termite and rodent repellent (vii) Water Proof and moisture resistant

Supply and fixing in repairs, Installation Testing & Commissioning of direct acting type release solenoid valve for air release during priming; with follwing specifications : Size: 10 mm, Pressure rating: 10 kg / sq. cm. Type: Normally closed

Supply, Installation in repair, Testing & Commissioning of pressure Transmitter with following specification including necessary power pack for supply of DC : Power supply: 10-36 V DC Process connection: G ½ “ Enclosure: whether proof IP 65 Process temperature: -30 to 120 celcius Accuracy: 0.25 % Make: Danfoss / Siemens / E & H

Supply and fixing in repairs, motor actuated ball valve suitable for 25 mm GI pipe for priming of pump including all necessary GI fittings, testing and commissioning with following specifications: Size: 25 mm Pressure rating: 10 kg / sq. cm.

Dismantle the existing damaged glow sign board complete from the entrance gate of Pump House and remove from site. Supply & installation Glow Sign board made out of PGI sheet 1 mm thick fixed with transparent PVC acrvlic sheet cover of thickness 2.5 mm, of colour as directed with letters and digits of approx size 25 x 10 CM (Appx 42 Nos) of colour as directed, fixed with and including 18 watts, 240 Volt LED tube light fitting with rods as required at site( @ 2 sqm per one LED fitting) connecting with existing electrical point using 2 core PVC insulated, 1.5 Sqmm PVC insulated and PVC sheathed stranded copper conductor cable of suitable length with switch, fixing the sign board on GI pole/building using necessary fixing arrangements viz clamps, nuts, bolts and washers and welding, excavation and PCC work all as specified and directed. Note : 1. Size of sign board and colour will be decided by the department as per the site requirement. 2. GI Pole shall be used for fixing of sign shall only be measured and paid separately under relevant item of Sch 'A'. Remaining items are deemed to be inclusive in the item rate.

Supply and fixing in repair butterfly valves PN 1.6 any position/location including all flange joint with rubber or fiber board gaskets, bolts, nuts, washers, welding etc complete all as specified and directed by Engr-in-Charge of following sizes:-

80 mm dia

100 mm dia

150 mm dia

250 mm dia

300 mm dia

M&L Complete removal of existing treatment on wall/ roof projections including facia, cornices, ceiling etc by scrapping with mechanical sander (having mechanical vaccum mechanism) with sanding pad of appropriate grit to make surface clean, free from dust, loose paint etc by skilled labour complete all as specified and directed.

Material and labour for applying two coats of oil emulsion distemper over a coat of primer including 1mm thick wall care putty on old decorated surfaces of wall. Complete all as specified and directed by Engineer-In-charge.

Material & Labour for applying two coats of oil bound distemper on old decorated ceiling incl complete removal of existing treatment by washing, rubbing down and over 1mm thick putty in two layer complete all as specified and directed by Engineer-In-charge.

M&L Complete removal of old surfaces of walls by any means scrapping washing the surface with Bleaching powder throughly, filling the cracks with cracks filling compound as per manufacturer instruction & applying two coats of anti algal water-based Elastomeric exterior wall finish including scaffolding etc all as specified & directed.

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