REPAIR / MAINTENANCE OF EXTERNAL WATER SUPPLY DISTRIBUTION SYSTEM AT KHUNMOH UNDER GE 861 EWS

Amount

Excavation in trenches n.exe 1.5m wide and n.exe 1.5m deep for laying pipe line incl getting out in any type of soil complete all as specified and directed.

Returning filling in incl spreading watering and well ramming in layers in hard/dense soil each not exceeding 25cm thick complete all as specified.

Removing surplus soil to a distance not exe 50 mtr and depositing where directed at a level not exe 1.5 m above the starting point complete all as specified and directed.

Sand cushioning to cable with dry fine sand in trenches 8 cm below the cable and 15 cm above the cable after laying complete all as specified. Note : Compacted thickness will be measured.

M/L Sub Class 'B' brick covering protection to the electric cable laid dry flat transversally along the length of cable on sand cushioning with width equal to length of brick complete all as specified

Dismantling/taking out to old rusted/blocked /corroded, unsv GI/CI pipe line from trenches and from wall/floor etc with complete fittings of following sizes. (a) CI /GI tubing 150 mm dia bore

(b) CI /GI tubing 100mm dia bore

(c) CI /GI tubing 80mm dia bore

(d) GI tubing 50mm dia bore

(e) GI tubing 40mm dia bore

(f) GI tubing 25mm dia bore

(g) GI tubing 20mm dia bore

S&F GI water tubing medium grade (ISI marked) laid in trenches incl fittings as required at site and including jointing materials as specified of sizez :- (a) GI tubing 150 mm dia bore

(b) GI tubing 100mm dia bore

(c) GI tubing 80mm dia bore

(d) GI tubing 50mm dia bore

(e) GI tubing 40mm dia bore

(f) GI tubing 25mm dia bore

(g) GI tubing 20mm dia bore

Re-fixing and laying only of old steel water tubing retreived under srl item No. 06 to 12 above and returning of old screw threads as required in trench ,in new or old positions including descaling cleaning for fixing and including necessary fittings such as elbow sockets, union, reducer all required as directed by Engineer-in charge for the following sizes:- (a)GI tubing 100 mm dia bore

(b) GI tubing 80mm dia bore

(c) GI tubing 50mm dia bore

(d) GI tubing 40mm dia bore

(e) GI tubing 25mm dia bore

(f) GI tubing 20mm dia bore

S & F in replacement of Cast iron pipes of 80mm bore dia with spigot and socket ends centrifugally cast. Class A, in any length, laid in trenches, complete all as specified.

S&F in repair Gun metal globe or gate valve non rising spindle heavy duty with iron wheel head, screwed both end for connection GI pipes complete all as specified for the following sizes of pipe (ISI marked) . (a) GI tubing 50mm dia bore

(b) GI tubing 40mm dia bore

(c) GI tubing 25mm dia bore

(d) GI tubing 20mm dia bore

(e) GI tubing 15mm dia bore

M & L replacement of CI fitting such as bends, tappers any type tee, caps reducer ,collar and plug all as directed by Engr-in-Charge .

M & L replacement of Bib taps 20mm dia, cast copper alloy with crutch or butterfly handle, screwed down, screwed for iron pipe or for brass ferrule.

Material and labour for cutting of existing CI water main line in position in trenches of size 100 mm dia for insertion of tee for taking branch connection including excavtion earth work re-filling etc all as specified and directed . Note:- CI fittings, joints and jointing materials shall be measured and paid for separately.

M&L lagging to pipes used in external water supply of plumbing all around with 25mm thick bonded mineral wool pre-formed. SNAPON pipe section of density 144 Kg/Cum conforming to IS-9842 or equivalent and provided chicken wire mesh netting 25gauge 20mm meshing and plaster of Peris 3 to 5 mm thick all around the mesh after breaking old unsv/ broken lagging all as specefied and directed by Engineer in charge for the following pipe lines :- (a) GI tubing 15mm bore

(b) GI tubing 20mm bore

Demolition of brick work built in cement mortar including all quoins, arches, pillars etc all as speecified and directed

M&L Brick work with sub class B old size bricks staraight/curved on plan exc 6m mean radius built in cement mortar 1:4 concrete all as specified and directed by EIC.

M&L Rendering 15 mm thick on fair faces of brick work/concrete surfaces in cement mortar 1:4 finished fair and even all as specified and directed by EIC.

M&L PCC 1:2:4 type B-2 using 40mm graded stone aggregate as in pillars, columns including caps and bases with necessary from work complete all as specified and directed by EIC.

M&L replacement of water pressure gauge of Bourden’s type 150mm dia with pressure range of 0 to 10 Kg/Sqcm on rising main water supply line including fixing arrangement , GI tubing nipple stop cock making holes by drilling and welding of socket complete all as specified.

Supply only Calcium based granular disinfectant for water treatment more stable than chlorine gas, and stronger than Bleaching powder and sodium Hypochloride pack of 45 Kg, Plastic drum

S&F in repair cast iron non return valve of size 100mm with flanged ends having by pass arrangement ( PN 1.6) complete all as directed by Engr-in-charge.

S&F in repair cast iron non return valve of size 80mm with flanged ends having by pass arrangement ( PN 1.6) complete all as directed by Engr-in-charge.

S& F in repair brass heavy duty foot valve of size 80 mm complete all as directed by Engr-in-charge.

S& F in repair gland packing upto 12mm dia complete all as directed by Engr-in-charge.

M&L for scraping removing and cleaning of interior surface of under ground reservoir of capacity 25000 Gallons at 6 mtr under the ground level cleaning with Alum water with brush after removing the mud /silt in side the tank to the satisfaction of Engr-in- charge including white washing to inner surface to tank and writing date of cleaning and capacity to tank with synthetic enamel paint of size 10cm height on tank complete and all as specified.

All as per srl item No. 47 above but capacity 50000 Gallons reservoir complete all as specified and directed.

Supply & fixing in replacement of ,connecting and testing sluice valve Cl body brass spindle, iron wheel head type PN 1.6(ISI marked) complete all as specified of the following sizes:- (a) Sluice 150 mm dia bore

(b) Sluice 100mm dia bore

(c) Sluice 80 mm dia bore

Supply and fixing in replacement of maintenance free battery 12 volt 180 AH type including battery leads and initial charging of battery. Note : Old unsv battery will be deposit to MES Store yard Make :Exide/Amron.

Dismantling the complete chlorine dosing system of 0.50HP capacity with accessories after disconnecting all inlets and outlets water connections, cleaning and servicing throughly, replacing all the defective parts etc to make fully serviceable, shifting back to the installation at original site , re-assembling the same and making electric connections,testing and commissioning upto the entire satisfaction of Engineer-in-Charge, complete all as specified and directed by Engineer-in-Charge.

Dismantling the complete pump set of cap 40HP from foundation channel after disconnecting all inlet and outlet connections ,carrying the same to workshop,dismantling of pump , cleaning throughly and taking down worn out parts such as Ball bearing,Impeller , rubber coupling, bushes ,brass ring , studs , replacement of the same with new ,lath work of pump shaft , impeller if required , reassembling , commissioning and testing after fix on orignal site for smooth functioning up to the entire satisfaction complete all as specified and directed by Engineer-in-Charge.

M&L FASD starter oil immersed of capacity 50 HP built in over load relay, incl taking down the existing unserviceable starter complete all as specified by Engr-in-charge. Make: Kilburn/ABB/Bharat Cutler Hammer/Bentex

Supply and installation of Submersible pump, electric driven 415 V, TP suitable for 250 mm dia bore well ( Casing pipe of size 300/350 mm),25 HP (18.75KW), out put min 400 LPM @ head 187 mtr including automatic star delta starter for submersible pump, sheet metal enclosure of suitable capacity as directed including analog amp meter,volt meter, indicator ,having suitable for capacity 40 HP with realy range 30 to 50 Amps, 3 Phase, 415 V all as directed including 150 RM flexible flat PVC sheathed stranderd copper conductor of size 10 Sqmm three core, Cat part No of Starter MU-G40 FASD CS90908LOTO complete all as specified and directed. Make: Kirlosker or equivalent in KSB/JYOTI

Supply and installation of Submersible pump, electric driven 415 V, TP suitable for 250 mm dia bore well ( Casing pipe of size 200/250 mm),20 HP (15KW), out put min 240 LPM @ head 108 mtr including automatic star delta starter for submersible pump, sheet metal enclosure of suitable capacity as directed including analog amp meter,volt meter, indicator ,having suitable for capacity 30 HP with realy range 30 to 50 Amps, 3 Phase, 415 V all as directed including 150 RM flexible flat PVC sheathed stranderd copper conductor of size 10 Sqmm three core, Cat part No of Starter MU-G30 FASD CS90908LOTO complete all as specified and directed. Make:Cat part No KS6G-2009 of Kirlosker or equivalent in KSB/JYOTI

Periodically maintenance of Solar water heater of capacity upto 500 LPD incl checking of serviceability of FPC/ETC panel chowking, cleaning and adding heat transfer chemical and removing all defective parts such as evacuated tube, flat plate, nuts, washers, gasket, end bracket, insulation, reflector of any size and make, complete all as specified and directed.

Strip opening 3 phase up to 30 HP capacity submersible motor taking out burnt winding coil complete and rewinding with PVC insulated super quality water proof winding wire including seal PVC (water proof compound) reassembling the motor incl relacement of bearing, bush , thrust plate if required and testing complete all as specified and directed.

S&F 1100 volt grade heavy duty XLPE cable with PVC insulated copper (Solid) conductor served with inner sheathing of PVC tape armoured with galvanized steel strip or wire and overall PVC sheathed of size 25 Sqmm nominal cross section single core in service connection complete all as specified and directed.

S&F in repairs 1100 volt grade heavy duty XLPE cable with PVC insulated aluminium conductor served with inner sheathing of PVC tape armoured with galvanized steel strip or wire and overall PVC sheathed of size 50 Sqmm nominal cross section 3.5 core laid in trenches, fixed to pole or passing through pipes including all necessary clamps, nuts, bolts washers complete all as specified and directed. Note- Earth work and protection work shall be measured and paid separately.

Supply and fixing in repair finished highly durable ruggedness copper thimbles 1100 Volts suitable for 70 sqmm to 150 sqmm cable , complete and all as specified.

Supply and fixing in repair finished highly durable ruggedness copper thimbles 1100 Volts suitable for 25 sqmm to 50 sqmm cable , complete and all as specified.

Taking out submersible pump set up to 30 HP of any make from the bore well complete with column pipe and other connected part and lowering the same after repair/replacement of the defective parts such as pump shaft , impeller, bushes, neck ring bowl of pump , shaft coupling, studs as per site requirment complete all as specified and directed by Engr-in-Charge. Note : Cost of all spare parts shall deem to have been included in quoted rates.

M & L run lead joint for water supply CI pipe of size 80mm, complete and all as specified.

Supply & fixing in replacement of voltmeter digital 30 to 600 volts size 90x90mm square type all as directed by Engr-in-charge.

Supply & fixing in replacement of Ammeter 0-300Amps digital type and size 90x90mm square type all as directed by Engr-in-charge.

Supply and fixing in replacement indicator with bulb, red, yellow or green 230 volts as per sample make L&T/C&S/AE

M&L in repairs MCCB 3 pole, 415 volts fixed type, 100 Amps with breaking capacity 25 KA complete all as specified.

S&F connecting and testing change over switch 4 pole 415 volts on load of rating 100 Amp and including sheet enclosures complete including taking out to old u/s switch complete all as specified.

Material & labour for earthing complete with galvanised cast iron earth plate electrode of size 600x600x6mm thick buried directly in ground less than 3.0m deep below normal ground level as earth electrode with top edge of the earth plate not less than 2.25mtr below ground level using GI strip 32x6 mm as earth continuity conductor connected to earth plate by means of welding, GI thimbles, nuts, bolts & washers all as directed including providing protection pipe GI light grade40mm dia from earth plate to main switch board/panel, watering pipe 20mm dia with wire mesh and funnel at top, earth pit and RCC pit cover with handle of angle iron frame of size 40 x 40 x 6mm in PCC 1:3:6 adequate quantity of charcoal dust and salt and kalmi shore all around the earth plate, earth work in any type of soil remaining surplus excavated material all as required at site and specified in EP No 3 of SSR part I 2009 or directed by Engineer-in-charge and incl testing on completion. (i) Item of earthing includes cost of 7.5m long GI strip of size 32x6mm with protection pipe of 40mm dia GI medium grade, any variation in length shall be adjusted through deviation order based on SSR rates enhanced by 25%. (ii) On testing after completion of earthing if the desired earth resistance is not obtained earthing will be re-done by the contractor at his own risk and cost.

M/S AK ENTERPRISES

M/S ABDUL HAMID RATHER

M/S Hilal Builders

M/S ASHRAF CONSTRUCTIONS