REPAIR TO WATER SUPPLY NETWORK AND MAINTENANCE OF SUMMER APPLIANCES

Amount

M& L for Excavation in trenches n.exc 1.5m wide and n.exc 1.5 m in depth for foundation etc or for shafts, wells, cesspits, manholes, pier holes etc. and getting out in soft/loose soil complete all as per specified and as directed by Engineer-in-charge.

M&L for Returning, filling in, including spreading, leveling, watering and well ramming in layers n exc 25cm, including dipositing the surplus soil along the line of pipe/ cable in the form of heap, complete all as per specified and as directed by Engineer-in-charge.

M&L for laying 25mm dia (Outer) 3- layer PP-R (Polypropylene random copolymer) pipes SDR 7.4 (PN16) UV stabilized and antimicrobial fusion welded having thermal stability for hot & cold water supply with all PP-R plain & brass threaded fittings laid in trenches including taking down the existing old unserviceable CI/GI/MS/PP-R pipe and testing, complete all as specified and as directed by Engineer-in-charge.

All as per Item No. 03 here-in-above, but for 32mm dia (Outer) pipe, complete all as specified and as directed by Engineer-in-charge.

All as per Item No. 03 here-in-above, but for 50mm dia (Outer) pipe, complete all as specified and as directed by Engineer-in-charge.

All as per Item No. 03 here-in-above, but for 63mm dia (Outer) pipe, complete all as specified and as directed by Engineer-in-charge.

All as per Item No. 03 here-in-above, but for 90mm dia (Outer) pipe, complete all as specified and as directed by Engineer-in-charge.

All as per Item No. 03 here-in-above, but for 110mm dia (Outer) pipe, complete all as specified and as directed by Engineer-in-charge.

S&F of 20mm dia galvanised steel tubes, 'medium grade', with all fitting; laid in trenches, including taking down the existing old unserviceable CI/GI/MS/PP-R pipe and testing, complete all as specified and as directed by Engineer-in-charge.

All as per Item No. 09 here-in-above, but for 25mm dia GI pipe, complete all as specified and as directed by Engineer-in-charge.

M&L for laying 25mm dia (Outer) 3- layer PP-R (Polypropylene random copolymer) pipes SDR 7.4 (PN16) UV stabilized and antimicrobial fusion welded having thermal stability for hot & cold water supply with all PP-R plain & brass threaded fittings fixed to wall including taking down the existing old unserviceable CI/GI/MS/PP-R pipe and testing, complete all as specified and as directed by Engineer-in-charge.

All as per Item No. 11 here-in-above, but for 32mm dia (Outer) pipe, complete all as specified and as directed by Engineer-in-charge.

S&F of 15mm dia galvanised steel tubes, 'medium grade', with all fitting; fixed to walls and ceilings or laid in floors, including taking down the existing old unserviceable CI/GI/MS/PP-R pipe and testing, complete all as specified and as directed by Engineer-in-charge.

All as per Item No. 13 here-in-above, but for 20mm dia GI pipe, complete all as specified and as directed by Engineer-in-charge.

All as per Item No. 13 here-in-above, but for 25mm dia GI pipe, complete all as specified and as directed by Engineer-in-charge.

Supply, laying and testing ductile iron pressure pipe socket and spigot end, class K-7, confirming to IS-8329/2000 blast furnace slag cement with portland cement properties suitable for Push - on- joint with inside cement mortar lining, internal metallic zinc coationg and external black bitumen coating of size 100 mm dia duly ISI marked laid in trenches including taking down the existing old unserviceable CI/GI/MS/PP-R pipe and testing, complete all as specified and as directed by Engineer-in-charge.

All as per Item No. 16 here-in-above, but for 150mm dia DI pipe, complete all as specified and as directed by Engineer-in-charge.

M&L for DI fittings for DI pipe flange/ spigot and socket of size 100 mm to 350 mm bore 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, cross(all sockets or socket and spigot) collars caps and plugs complete all as specified and directed.

Supply ,fixing and testing of MS ERW pipe of nominal dia 100 mm inclduing fittings and laid in trenches complete as per IS 3589 (1981) having thickness 6.0mm including taking down the existing old unserviceable CI/GI/MS/PP-R pipe and testing, complete all as specified and as directed by Engineer-in-charge.(making of flanges, welding, tapering to desire shape, Rubber gasket all shall be deemend in the quoated rate)

All as per Item No. 19 here-in-above, but for 150mm dia pipe, complete all as specified and as directed by Engineer-in-charge.

S&F in-repair of 25mm dia (Outer) PP-R Gate valves (brass insert), complete all as specified and as directed by Engineer-in-charge.

All as per Item No. 21 here-in-above, but for 32mm dia (Outer) PP-R Gate valves (brass insert), complete all as specified and as directed by Engineer-in-charge.

All as per Item No. 21 here-in-above, but for 50mm dia (Outer) PP-R Gate valves (brass insert), complete all as specified and as directed by Engineer-in-charge.

All as per Item No. 21 here-in-above, but for 63mm dia (Outer) PP-R Gate valves (brass insert), complete all as specified and as directed by Engineer-in-charge.

S&F in-repair of straight plain brass ferrules of 20mm dia (or connecting screws) screwed both ends and fixed, complete all as specified and as directed by Engineer-in-charge.

S&F in-repair of 100 mm dia angular type diaphragm valve (heavy duty) both ends flanged of class PN 1.6 including necessary nuts, bolts, washers and gaskets, complete all as specified and as directed by Engineer-in-charge.

Supply & Fixing, jointing and testing of cast iron sluice Valve ISI mark (PN-1.6) of size 100 mm bore (Internal Dia) confirming to IS 14846-2000, flanged ends drilled having stainless steel spindle with cast iron wheel at top complete with nuts, bolts, washers and gaskets including taking out old unserviceable sluice valves, complete all as specified and as directed by Engineer-in-charge.

All as per Item No. 27 here-in-above, but for 80mm bore (Internal Dia) CI Sluice valve having gun metal spindle, complete all as specified and as directed by Engineer-in-charge.

S&F in-repair of 20 mm bore (Internal Dia), gun metal gate valves with iron wheel head, screwed both ends for iron/ PP-R pipe, ISI Marked, as per IS: 778, complete all as specified and as directed by Engineer-in-charge.

All as per Item No. 29 here-in-above, but for 25mm bore (Internal Dia) gun metal gate valves, complete all as specified and as directed by Engineer-in-charge.

Supply & Fixing, jointing and testing of cast iron Non Return Valve (NRV) ISI mark (PN-1.6) of size 100 mm bore, without bypass arrangement, swing type, conforming to IS-5312, complete with nuts, bolts, washers and gaskets including taking out old unserviceable NRV, complete all as directed by Engineer-in-charge.

Supply and Fix CI butterfly valve 100 mm dia without lugs, lever operated CI disc, EPDM rubber lining including taking out old unserviceable one, complete all as directed by Engineer-in-charge.

Supply & Fixing, jointing and testing of cast iron Foot valve ISI mark of size 100 mm bore, conforming to IS-4018, complete with nuts, bolts, washers and gaskets including taking out old unserviceable valve, complete all as directed by Engineer-in-charge.

M&L for construction of Brick Masonry Valve Pit, of size 1200mm X 1200mm X 1200mm (Internal dimension), one Brick thick wall in cement mortar 1:4 on 150mm thick PCC 1:4:8, type D-2 (40mm graded aggregate) in Foundation, Rendering 15mm thick internally upto full depth and externally upto 150mm below GL, providing 3mm thick MS black Sheet Valve Pit Cover, welded with 40X5mm Flat Iron Frame alround including provision of Hinges, Handle and Locking Arrangement and 40 x 40 x 6mm Angle Iron Frame fixed on Top of Valve Pit by means of Holdfast 150mm long, embedded in PCC 1:2:4 (20mm graded aggregate) Block of size 230 x 200 x 100 mm, applying two coats of Synthetic enamel Paint over a coat of Red Oxide Zinc Chrome Primer after preparation of all exposed to Steel Surfaces including necessary Earth Work in Soft/Loose Soil and demolition of old unserviceable Valve Pit, complete all as directed by Engineer-in-charge.

All as per Item No. 34 here-in-above, but for Brick Masonry Valve Pit, of size 900mm X 900mm X 900mm (Internal dimension), complete all as specified and as directed by Engineer-in-charge.

S&F in repair fully automatic star delta starter 30 HP in sheet metal encloser type MN with single phase protection feature, AC 3 Phase 415 Volt 50 Hz, complete all as specified and diredted by Engineer-in-charge. Make Havells/Standard/L&T/Indoasian

S&F in repair fully automatic star delta starter 20 HP in sheet metal encloser type MU-G with single phase protection feature, AC 3 Phase 415 Volt 50 Hz, complete all as specified and diredted by Engineer-in-charge. Make Havells/Standard/L&T/Indoasian

S&F in repair of combined digital voltmeter and ammeter as per existing size suitable for motor starter/ APFC Panel, complete all as specified and diredted by Engineer-in-charge. Make Havells/Standard/L&T/Indoasian

S&F in-repair of pressure gauge 3'' dial 0-2.5 kg/cm² rating complete with nuts, bolts, washers and gaskets, complete all as directed by Engineer-in-charge.

S&F in-repair of cable route indicator made of cast iron, suitable for LT cable with 35x35x4mm thick MS angle iron post of 1.0m long embedded in PCC 1:3:6 type C-1 (20mm graded aggregates) as in bed block of 150x150x300mm deep, complete all as specified and as directed by Engineer-in-charge.

S&F in-repair of chemical dosing pump based on micro processor control of capacity 6 ltr/hr @ 10 kg back pressure, 240 V, 50 Hz, after disconnecting motor from Chlorine dosing mixing tank with new inlet-outlet pipe connection, nut-bolts, etc. and necessary connection to the terminal, complete all as directed by Engineer-in-charge.

M&L for re-winding of 0.5/1.0 HP Chemical dosing motor after disconnecting motor from dosing drum, taking out brunt winding wire of field coil and re-winding of field coil with super enamelled copper wire of suitable size with necessary insulation materials and re-fixing motor on drum with new nut-bolts and necessary connection to the terminal, complete all as directed by Engineer-in-charge.

M&L for applying two coats of synthetic enamel paint (1st quality) by spray painting of existing colour on pump, motor, channel frame, inlet-outlet GI/ MS pipe line of pump house after necessary cleaning and preparation of surfaces, complete all as directed by Engineer-in-charge. NOTE- Pump-motor, pipe line and its accessories of each pump house shall be considered as one unit.

M & L for cleaning of PS/RCC OHT of any capacity through 6 stage (Mechanized Dewatering, Sludge Removal, High Pressure Cleaning, Vaccum cleaning, Antibacterial spray, UV radiation through govt authroized farm for cleaning overhead tank and sumps) cleaning process by involving the following six stages of cleaning processes and all as directed by the Engineer-in-Charge. (i) Suitably blocking the incoming and outgoing and wash out pipes for avoiding mud and foreign materials deposited in the reservoir getting in to pipes and chocking it prior to starting the cleaning. (ii) De-watering by high pressure German submersible pump all as complete (iii) Total removal of sludges by German suction pumps all as complete (iv) Cleaning of walls, ceiling & floor by high pressure German jet of 80 - 180 bar pressure all as complete (v) Removal of all dirt particals and sludge by vacuum pump specially designed all as complete (vi) Disinfect the tank with FOA/WHO specified chemical and make the tank totally bacteria free. (vii) Sterilization of tank completely atmosphere by industrial ultra-violet radiation leaving the tank completely sterilized all as complete (viii) Remove the blockage from inlet/outlet/over flow pipes, refill the tank with water and supply water at supply timings ensure satisfactory distribution

All as per serial item No 44 here-in-above but for Semi-underground sump of any capacity, complete all as specified and as directed by Engineer-in-charge.

M&L for surface preparation for paint of inner surface of water tank sheet after removing all foreign particals from steel surfaces by srubbing the wall with iron scrubber and apply two coats of black bituminous paint over a coat of primer suitable for drinking purpose in pressed steel water tank on 40 feet staging on inner wall of tank, roof sheet, manhole cover, channels, tie rod etc complete all as specified and as directed by Engineer-in-charge. Note- Cost of scaffolding, T&P and any material required to complete the job as per the direction of Engineer -in-Charge shall be deemed to the quoted rate.

M&L for surface preparation for paint of Outer surface of water tank sheet after removing all foreign particals from steel surfaces by scrubbing the wall with iron scrubber and apply two coats of synthetic enamel paint over a coat of primer in pressed steel water tank on 40 feet staging on all outer wall sheet of tank, roof sheet, channels, trusses, coloumn and iron structure holding the tank, tie rod etc complete all as specified and as directed by Engineer-in-charge. Note- Cost of scaffolding, T&P and any material required to complete the job as per the direction of Engineer- in-Charge shall be deemed to the quoted rate.

M & L for writing the letters "PS TANK CAP 45000 Ltrs" and " SAVE WATER" on the tank having 40 feet staging with white synthetic paint on front side and "MES" on other side. Size of letter shall be 25-30 cm complete all as specified and directed.

M&L for complete servicing, greasing of the pump motor sets of capacity upto 30 HP by dismantling from the position,unscrewing nut bolt, bushes, cleaning, greasing and replacement of unsv bushes, gasket, gland packing/water seals, oil ring, nut bolts of suitable size including re-assembling the same in position and connect to the both end terminal circuit testing and commissioning complete all as directed. (Note:- 1. Arrangement of necessary T&P items required for dismantaling and reassembling pump motor set shall be deemend to be included in the quoted rate. 2. Cost of new bushes, gasket, gland packing nut bolts etc shall be deemened to be included in the quoated rate.)

M&L for dismantling centrifugal pump of capacity upto 30 HP from motor and inlet outlet GI pipes and taking out for workshop for repair of impeller,casing water seal, shaft etc complete all as specified and directed.

M&L for re-winding of capacity upto 30 HP induction motor disconnecting motor from pump, taking out burnt winding wire of field coil and re-winding of field coil with suitable size of super enameled copper winding wire with necessary insulation materials including change of Key for motor coupling, Gasket complete overhauling and re-fixing motor, pump on frame with new nuts bolts etc and necessary connection to the terminal complete all as directed.

M&L for re-winding of submersible motor of capacity uto 20 HP after lifting up of submersible pump set including column pipe from bore well, disconnecting motor from pump, taking out burnt winding wire of field coil and re-winding of field coil with suitable size of super enameled copper winding wire of same gauge with necessary insulation materials including complete overhauling and lowering of submersible set with column pipe in the borewell with new nuts bolts gasket etc and necessary connection to the terminal complete all as directed.

S&F in repair of ball bearing suitable for pump of capacity upto 30 HP as per existing model and make, complete all as specified and directed.

S&F in-repair of shaft stainless steel alongwith key and check nut suitable for induction motor of any type as per existing model and make, complete all as specified and directed.

S&F in-repair of PVC insulated three core sheathed submersible flat cable of size 10 Sqmm for submersible pumps with copper conductor 1100 Volts grade conforming to IS:694/1990 ISI all as specified and directed.

Taking out existing Split AC of capacity 1.5/2.0Ton by carefully disconnecting existing electrical connection, removing aside, servicing after proper cleaning and refixing including all electrical connections, checking for leakage etc if any complete all as specified and directed.

M&L for leakage testing with nitrogen flushing and gas charging for Split type AC 1.5/2 ton with suitable refrigerant and testing complete all as specified directed.

Disconnecting the blower motor from the system, repairing & rewinding to the motor with suitable gauge of copper enameled wire incl replacement of two Nos bushes & bearing reconnecting the blower motor of the system properly making electrical connecting for proper function of AC 1.5 ton capacity complete all as specified and directed.

S&F in repair starting capacitor for different make air conditioners of 1.5/2.0 ton capacity after taking down old unserciveable worn out starting capacitor, complete all as specified and as directed by Engineer-in-charge.

Supply and fix in repair running capacitor suitable for AC 1.5/2 Ton capacity complete all as specified and directed.

Supply and fix in repair thermostate for split type AC of suitable capacity(1.5/2.0 Ton) as per site requirement complete all as specified and directed.

Supply and fix in repair relay assembly suitable capacity (1.5/2.0 Ton) as per site requirement complete all as specified and directed..

S&F in repair of overload protection for 1.5/2.0 ton split AC capacity as per site requirement, complete all as specified and as directed by Engineer-in-charge.

Supply and fix in repair strainer for following capacity 1.5/2.0 to split type air conditioners complete all as specified and directed.

S&F in replacement of contactor for 1.5/2.0 Ton Split type/window type AC complete all as specified and directed..

Re- Installation/Shifting of Split AC of capacity 1.5/2.0 ton when and where required including gas recharge and fixtures such as bracket ,bolt, nuts wall drilling , complete all as specified and directed.

S&F in repair indoor unit air filter for split type AC of capacity 1.5/2 ton capacity complete all as specified and directed.

Supply and fix in repair PCB with remote of Split AC any type of capacity 1.5/2.0 ton as per existing make complete all as specified and directed.

S&F in repair fan blower motor for split type AC of capacity 1.5/2.0 Ton as per site requirement of existing make available at site complete all as specified and directed.

S&F in repair of ODU stand/bracket for split AC of 1.5/2 ton Capacity including fitting such as wall bracket ,nuts ,bolts, MS stands etc complete all as specified and directed.

Material and labour in repair of copper condenser coil of split type AC of capacity 1.5/2 ton complete all as specified and directed.

S&F hermetically sealed compressor unit for 1.5/2.0 ton split AC complete including vacuuming and gas charging and connecting all electrical and gas pipe connection and testing after taking down carefully unserviceable compressor unit from base by dismantling all electrical /gas connections, complete all as specified and as directed by Engineer-in-charge.

S&F in repair of copper tubing of 1/2"/3/8"/1/4" including teflon capping, complete all as specified and as directed by Engineer-in-charge.

S&F in repair of water tube PVC 1/2" to 1/4" for connection of water outlet line including clamp and necessary arrangement, complete all as specified and as directed by Engineer-in-charge.

S&F in replacement of insulation cover of size 5/8" for insulating copper tube of split type AC all per directed by the Engineer-in-Charge.

S&F in replacement of of flair nut for tighting the inlet valve of gas of desire size for connection of indoor and outdoor of split AC all per directed by the Engineer-in-Charge.

S&F in replacement PVC insulated & PVC Sheathed three core cable of size 2.5 sqmm with copper conductor 1100 Volts grade conforming to IS:694/1990 ISI all as specified and directed.

Supply and fix in repair fan blade for AC 1.5/2 Ton capacity complete all as specified and directed.

Supply and fixing in repair of swing motor for 1.5/2 ton capacity split AC as required at site including taking out old swing motor complete all as specified and as directed.

Disconnecting refrigerator of capacity upto 335 ltrs for cleaning with blower & soap water solution making dust free to the system, tighting all nuts bolts screws etc and refixing the refrigerators in existing places properly, complete all as specified and as directed by Engineer-in-charge.

M&L for Servicing/cleaning including taking out Water Cooler of upto 150 ltrs capacity from the existing places, clearing with blower & soap water solution making dust free to the system, tightening all nuts bolts screws etc, oiling to blower motor, refixing the Water Cooler in existing places, testing complete all as specified and as directed.

Disconnecting any capacity upto 405 ltrs deep freezer from the system for Servicing/cleaning, taking out deep freezer from the existing places, clearing with blower & soap water solution making dust free to the system, tighting all nuts bolts screws etc complete all as specified and as directed by Engineer-in-charge.

Material and labour for leak testing with nitrogen and gas charging with suitable refrigerant in the system including cleaning the system with CTC, rectification of leakage and replacement of strainer/capillary tube of Refrigerator, Deep freeer, water cooler of any capacity complete all as specified and as directed by Engineer-in-charge.

S&F in repair of starting capacitor of suitable capacity of Refrigerator, Deep freeer, water cooler complete all as specified and as directed by Engineer-in-charge.

S&F in repair of running capacitor of suitable capacity of Refrigerator, Deep freeer, water cooler complete all as specified and as directed by Engineer-in-charge.

S&F in repair of box type relay assembly of Refrigerator, Deep freeer, water cooler complete all as specified and as directed by Engineer-in-charge.

S&F in repair of thermostat of Refrigerator, Deep freeer, water cooler complete all as specified and as directed by Engineer-in-charge.

S&F in repair of overload protection relay suitable for Refrigerator, Deep freeer, water cooler complete all as specified and as directed by Engineer-in-charge.

S&F in repair of cooling coil for Refrigerator, Deep freeer, water cooler complete all as specified and as directed by Engineer-in-charge.

S&F in repair of door gasket for Refrigerator, Deep freeer, water cooler complete all as specified and as directed by Engineer-in-charge.

S&F in repair of PCB for Refrigerator, Deep freeer, water cooler of any capacity and type (single/ double) complete all as specified and as directed by Engineer-in-charge.

Supply and fix in repair stand for refrigerator/Water cooler of any capacity complete all as spd and directed.

S&F in replacement of evaporator coil unit complete suitable for Refrigarator/Deep Freezer of any capacity complete all as specified and directed.

Supply and fix in replacement of ice chamber cabinet of Refrigerator of capacity upto 320 ltrs complete all as specified and directed. Note: Rate of Refrigrant R-134a shall be included in quoated rate.

S&F in repair of compressor of refrigerator/Deep freezer of capacity upto 335 ltrs and re-connecting the compressor to the system properly. including recharging refrigerant gas, complete all as specified and as directed by Engineer-in-charge.

S & F in repair compressor of capacity upto 150 ltrs capacity water coolers . including recharging refrigerant gas and testing complete all as specified and directed.

S&F in repair fan blower motor for Refrigerator/Deep freezer/waer cooler of any capacity as per site requirement of existing make complete all as specified and directed.

S&F in replacement of tap chromium plated 15 mm dia suitable for water cooler all as specified and directed.

Supply and fix in repair float valve suitable for 80/120 ,40/80, 120/150 ltrs capacity water cooler complete all as specified and as directed.

M&L for re-winding of coil of stabilizer of any capacity complete all as specified and as directed by Engineer-in-charge.

AQUA GUARD Taking down aqua guard any capacity from its position by disconnecting electric connection and separate the usefull components for reuse in the same work and repair/replacement the unserviceable components, complete all as specified and directed by Engineer-in-Charge. NOTE :- Parts replaced of Aqua Guard shall be measured and paid separetly under respective items. (MAKE of spare parts- Kent/ Eureka forbes/ as existing)

(a) PF candle steek

(b) PAC block

(c) AC block

(d) Activation carbon filter

(e) Photo resistor

(f) PCB rect (exchange basic) hi flow

(g) Solonoid valve

(h) Sensor nut

(j) UV lamp G20T5 (HI FLOW)

(k) PCB assy (hi flow facia) rect (exchange basis)

(l) Heavy metal remover cartridge assy

(m) Eva tube kit

(n) Transformer (inova)

(o) Carbon block

(p) Eva Pipe 2 mtr long

(q) Toggle Switch

REVERSE OSMOSIS (R.O) PLANT Taking down R.O plant of discharge capacity upto 300 Ltrs/hour from its position by disconnecting electric & water connection, servicing the same by cleaning the filters with the help of clean water and compressed air as required, dismantling the unserviceable part/components, complete all as specified and directed by Engineer-in-Charge. NOTE :- Spare parts shall be measured and paid separetly under respective items. (MAKE of spare parts- Kent/ Eureka forbes/ as existing)

(a) Sediment filter

(b) Low pressure switch

(c) Activated carbon filter

(d) Solenoid valve

(e) Booster pump

(f) TDS Control valve

(g) RO membrane

(h) Flow restrictor Tube

(j) UF Membrane

(k) Non return valve

(l) High pressure switch

(m) Post carbon filter

(n) SMPS unit

(o) UV equaliser with UV lamp

Supplying and charging in layers new washed, cleaned, dust free, well graded gravels filter media suitable for use in filtration plant of suitable size complete all as specified and as directed by Engineer-in-charge.

Supplying and charging in layers special fine/coarse sand suitable for use in filtration plant of size 1/8 mm x 1/16 mm mesh complete all as specified and as directed by Engineer-in-charge.

Supply and charging in layers manganese dioxide (MnO2) treated charcoal in lumps of sizes 20 mm to 15 mm containing at least 65% of manganese, suitable for use in filtration plant complete all as specified and as directed by Engineer-in-charge.

Supply and charging in layers Granule Anthracite in lumps suitable for use in filtration plant complete all as specified and as directed by Engineer-in-charge.

S&F pvc strainer nozzles as per existing complete all as specified and as directed by Engineer-in-charge.

JIBAN CHANDRA MEDHI

M/S K D TURAIHA

M/S KIRAN ENTERPRISE

M/S Rajkamal Enterprise

M.G. ENTERPRISE