REPAIRS REPLACEMENT OF PUMP SETS EXTERNAL WATER SUPPLY PIPE LINES AND ITS CONNECTED ACCESSORIES DESILTING OF BORES AND CLEANING OF OPEN WELL AND CLEANING OF OH TANKS UG SUMPS AT COIMBATORE AND MADUKKARAI ARMY AREA UNDER GE WELLINGTON

Amount

Excavation in trenches in Soft/ Loose soil not exceeding 1.5 meter deep and not exceeding 1.5 meter wide for taking out / laying of pipe line all as specified and as directed

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

Removing excavated soil to a distance not exceeding 50 m and depositing where directed at a level not exceeding 1.5 m above the starting point all as specified and directed.

Taking out/ up/ down unserviceable Galvanised Steel tubing and connections from the trenches or removal from walls, floors etc of size 15mm dia all as specified and directed.

Taking out/ up/ down unserviceable Galvanised Steel tubing and connections from the trenches or removal from walls, floors etc of size 20mm dia all as specified and directed.

Taking out/ up/ down unserviceable Galvanised Steel tubing and connections from the trenches or removal from walls, floors etc of size 25mm dia all as specified and directed.

Taking out/ up/ down unserviceable Galvanised Steel tubing and connections from the trenches or removal from walls, floors etc of size 40 / 50mm dia all as specified and directed.

Taking out/ up/ down unserviceable Galvanised Steel tubing and connections from the trenches or removal from walls, floors etc of size 80mm dia all as specified and directed.

Taking out/ up/ down unserviceable Galvanised Steel tubing and connections from the trenches or removal from walls, floors etc of size 100mm dia all as specified and directed.

Galvanised steel tubing 15mm bore medium grade with screwed and socket joints together with all galvanised steel fittings such as sockets, elbows, bends,tees, reducers, short pieces, unions, caps, plugs etc. laid in trenches including clamps connection, cutting, screwing, drilling etc all as specified and directed

Galvanised steel tubing 20mm bore medium grade with screwed and socket joints together with all galvanised steel fittings such as sockets, elbows, bends,tees, reducers, short pieces, unions, caps, plugs etc. laid in trenches including clamps connection, cutting, screwing, drilling etc all as specified and directed

Galvanised steel tubing 25mm bore medium grade with screwed and socket joints together with all galvanised steel fittings such as sockets, elbows, bends,tees, reducers, short pieces, unions, caps, plugs etc. laid in trenches including clamps connection, cutting, screwing, drilling etc all as specified and directed

Galvanised steel tubing 40mm bore medium grade with screwed and socket joints together with all galvanised steel fittings such as sockets, elbows, bends,tees, reducers, short pieces, unions, caps, plugs etc. laid in trenches including clamps connection, cutting, screwing, drilling etc upto all as specified and directed

Galvanised steel tubing 50mm bore medium grade with screwed and socket joints together with all galvanised steel fittings such as sockets, elbows, bends,tees, reducers, short pieces, unions, caps, plugs etc. laid in trenches including clamps connection, cutting, screwing, drilling etc all as specified and directed

Galvanised steel tubing 80mm bore medium grade with screwed and socket joints together with all galvanised steel fittings such as sockets, elbows, bends,tees, reducers, short pieces, unions, caps, plugs etc. laid in trenches including clamps connection, cutting, screwing, drilling etc all as specified and directed

Galvanised steel tubing 80mm bore medium grade with screwed and socket joints together with all galvanised steel fittings such as sockets, elbows, bends,tees, reducers, short pieces, unions, caps, plugs etc. laid in trenches including clamps connection, cutting, screwing, drilling etc all as specified and directed Note for item Nos 10 to 16: 1. Excavation and earth work will be measured and paid separately. 2. Suitable size of union shall be provided at all branches, tees, joints and at a maximum distance of 30Rm of straight pipe and rates are deemed to be included in the rate quoted above for ease in maintenance.

Galvanized steel tubing medium grade 15mm dia with screwed and socket joints together with all galvanized steel fittings such as sockets, elbows, bends, tees, reducers, short pieces, unions, caps, plugs etc. including clamps fixed on walls, floors, roof, ceilings all as specified and directed including connections

Galvanized steel tubing medium grade 20mm dia with screwed and socket joints together with all galvanized steel fittings such as sockets, elbows, bends, tees, reducers, short pieces, unions, caps, plugs etc. including clamps fixed on walls, floors, roof, ceilings all as specified and directed including connections

Galvanized steel tubing medium grade 25mm dia with screwed and socket joints together with all galvanized steel fittings such as sockets, elbows, bends, tees, reducers, short pieces, unions, caps, plugs etc. including clamps fixed on walls, floors, roof, ceilings all as specified and directed including connections

Galvanized steel tubing medium grade 40mm dia with screwed and socket joints together with all galvanized steel fittings such as sockets, elbows, bends, tees, reducers, short pieces, unions, caps, plugs etc. including clamps fixed on walls, floors, roof, ceilings all as specified and directed including connections

Galvanized steel tubing medium grade 50mm dia with screwed and socket joints together with all galvanized steel fittings such as sockets, elbows, bends, tees, reducers, short pieces, unions, caps, plugs etc. including clamps fixed on walls, floors, roof, ceilings all as specified and directed including connections

Galvanized steel tubing medium grade 80mm dia with screwed and socket joints together with all galvanized steel fittings such as sockets, elbows, bends, tees, reducers, short pieces, unions, caps, plugs etc. including clamps fixed on walls, floors, roof, ceilings all as specified and directed including connections

15mm dia Gunmetal, globe or gate valves with iron wheel head, screwed both ends for iron pipe all as specified and directed.

20mm dia Gunmetal, globe or gate valves with iron wheel head, screwed both ends for iron pipe all as specified and directed.

25mm dia Gunmetal, globe or gate valves with iron wheel head, screwed both ends for iron pipe all as specified and directed.

40mm dia Gunmetal, globe or gate valves with iron wheel head, screwed both ends for iron pipe all as specified and directed.

50mm dia Gunmetal, globe or gate valves with iron wheel head, screwed both ends for iron pipe all as specified and directed.

100mm dia Gunmetal, globe or gate valves with iron wheel head, screwed both ends for iron pipe all as specified and directed.

Cast iron 50mm dia Non return butterfly valve all as specified and directed.

Supply , fixing and testing sluice valve 80mm dia flanged and drilled both ends CI body, heavy duty, class PN 1.6 gun metal spindle conforming to IS 14846 including jointing with and including rubber gaskets, bolts, nuts, and washers complete including dismantling and taking out old unserviceable sluice valve including cutting, unscrewing old nut bolts complete all as specified and directed.

Supply , fixing and testing sluice valve 100mm dia flanged and drilled both ends CI body, heavy duty, class PN 1.6 gun metal spindle conforming to IS 14846 including jointing with and including rubber gaskets, bolts, nuts, and washers complete including dismantling and taking out old unserviceable sluice valve including cutting, unscrewing old nut bolts complete all as specified and directed.

Supply , fixing and testing sluice valve 150mm dia flanged and drilled both ends CI body, heavy duty, class PN 1.6 gun metal spindle conforming to IS 14846 including jointing with and including rubber gaskets, bolts, nuts, and washers complete including dismantling and taking out old unserviceable sluice valve including cutting, unscrewing old nut bolts complete all as specified and directed.

Supply , fixing and testing sluice valve 200mm dia flanged and drilled both ends CI body, heavy duty, class PN 1.6 gun metal spindle conforming to IS 14846 including jointing with and including rubber gaskets, bolts, nuts, and washers complete including dismantling and taking out old unserviceable sluice valve including cutting, unscrewing old nut bolts complete all as specified and directed.

DOL starter MK I suitable for electric pump set motors 5 HP cap 3 phase 415 volts, Automatic star Delta starter with D range contactor & robusta comprising of main star delta contactor timer, overload relay complete including taking out old unserviceable starter all as specified and directed. Make: C&S Cat pat No BE3-D1735310 or equivalent of L&T / Siemens of similar size and specification Note : The unit rate quoted shall be deemed to include the cost of minor alteration to the panel for fixing of new starter complete.

Foot valve of brass, Plunger type heavy duty suitable for 100 mm dia pipe line, including taking down old unserviciable foot valve of any type and size from suction pipe of pumpset all as specified and directed.

Foot valve of brass, Plunger type heavy duty suitable for 50 mm dia pipe line, including taking down old unserviciable foot valve of any type and size from suction pipe of pumpset all as specified and directed. Note for item Nos. 35 & 36 : The unit rate quoted shall be deemed to include the cost of minor alteration to the pipe for fixing of new foot valve complete.

PVC insulated water proof multi stranded copper conductor cable 3 core 6 sq mm 1100 volts grade ISI marked including disconnecting/ dismantling/ taking out old unserviceable cable from LT panel to submersible pump motor set in bore well all as directed and specified.

Mild steel rolled section such as flat, angle etc, framing, cladding including welding, riveting, punching holes etc. of grade Fe-410 / Fe-310 of any length in repairs all as specified and directed.

Mild steel plain black sheet 1.60mm thick for valve chamber cover cut to size, punching holes including riveting, welding as required complete fixed in repairs all as specified and directed.

Demolition of brick work built in cement mortor including all quoins arches, pillar etc and removing rubbish out side MD land all as spcified and directed.

Brick work with old size sub class 'B' bricks straight or curved on plan exceeding 6 Mtr mean radius built in cement mortar (1:6) all as specified and directed.

Supply only chlorinated water testing kit with coloured sample complete with all testing fitments and OT solution in rexin finish / wooden box/ PVC box complete of make RMCO or equivalent all as specified and directed.

Rendering 10 mm thick in cement mortar (1:4) on fair faces of brick work or concrete surface finished even and smooth without using extra cement all as specified and directed.

PCC (1:2:4) type B1 using 20mm graded stone aggregate in coping including necessary form work etc complete and finishing even and smooth all as specified and directed.

Preparation of new steel surfaces over 10cm width or girth and applying two coats of synthetic enamel paint over a coat of red oxide primer all as specified and directed.

Preparation of old steel surfaces over 10cm width or girth and applying one coat of synthetic enamel paint all as specified and directed.

Preparation / cleaning of old painted steel surfaces of any description such as electric motor operated pumpset and base plate & its foundation including suction/ delivery GI Pipe line upto ground level and writing of SM No.etc all as per colour code all as specified and directed. Note :- One job includes Two Sets of pump set and pipe line of suction and delivery and other connected items at one installation incl writing 2 cm height of block stencil cut MES No. as directed.

Site clearance by cutting of shrubs, cutting of grass, bush weed, trees, sapling not exceeding 30 CM in girth and removal of grass with roots and levelling the area and removal of same outside MD land not more than 50m all as specified and directed.

Supply and replacement of star delta starter fully automatic suitable for electric pump set motors 10 HP cap, 3 phase, 415 volts, comprising of main star delta contactor, timer, overload relay including taking out old unserviceable starter complete all as specified and directed. Note : The rate quoted above is deemed to include the cost of minor alteration to the panel for fixing of above starter complete. Make: C&S / L&T / Seimens or equivalent of similar size and specification.

Cleaning of RCC 50,000Glns capacity UG water storage sump / ground level tank by pumping out dirty water and removing all sludge, dirt, silt etc from walls and floor of the tank and treating with bleaching powder, rubbing, scrapping walls and floor with wire brushes and taking out all silt, sludge and dirt from the sump and depositing at a distance up to 50M complete. After primary cleaning the empty sump shall be cleaned further with mixture of fresh water and potassium permanganate at the rate of two percent with water & washing the sump shall be continued till water stored in tank looks clear & then applying two coats of lime wash inside the sump and finishing the outer dome/ top by means of white wash and writing the date of cleaning and capacity of sump of size of letter 4" height with white synthetic enamel paint over black synthetic enamel paint background of suitable size distinctively and cleaning surrounding area including removal of bushes, unwanted plants and grass with roots around 50mtr on all sides of UG reservoir all as specified and directed.

All as per item No 50 hereinbefore but 100000 Glns capacity all as specified and directed.

All as per item No 50 hereinbefore but 6000 Glns capacity all as specified and directed.

All as per item No 50 hereinbefore but 10000 Glns capacity all as specified and directed.

All as per item No 50 hereinbefore but 5000 Glns capacity all as specified and directed.

Cleaning of RCC 50000Glns capacity at 20 mtr staging OH water storage tank by removing all sludge, dirt, silt etc from walls and floor of the tank & treating with bleaching powder, rubbing, scrapping walls & floor with wire brushes and taking out all silt, sludge and dirt from the tank and depositing at a distance up to 50M complete. After primary cleaning the empty tank shall be clenaed further with mixture of fresh water and potassium permanganate at the rate of two percent with water & washing the tank shall be continued till water stored in tank looks clear & then applying two coats of lime wash inside the tank & writing the date of cleaning and capacity of tank of size 4" height with white synthetic enemel paint over black synthetic enamel paint background of suitable size, distinctively including preparation of base and cleaning surrounding area including removal of bushes, unwanted plants and grass with roots around 50mtr on all sides of OH reservoir all as specified and directed.

All as per item No 55 hereinbefore but 25000 Glns capacity 15 mtr staging all as specified and directed.

All as per item No 55 hereinbefore but 5000 Glns capacity 15 mtr staging all as specified and directed.

Ball valves of 25mm bore size made out of PVC with polythene float and flynut complete all as spcified and directed.

Ball valves of 20mm bore size made out of PVC with polythene float and flynut complete all as spcified and directed.

Ball valves of 15mm bore size made out of PVC with polythene float and flynut complete all as spcified and directed.

Lifting and Dismantling the pump and motor of submersible pump set 7.5 HP to 12.5HP cap and reassembling the same and testing after replacement of worn out spares of pumps complete all as specified and directed. Note: Supply and fixing of spares will be measured and paid separately under relevant items.

Rewinding of 7.5 HP to 12.5 HP AC three phase Submersible monoblock motor with super enameled copper wire of same gauge and turn of old burnt out wire with insulating material including varnishing, turning and polishing to the shaft / rotor, including replacement of suitable size bearing complete all as specified and directed.

Thrust bearing plate for 7.5 HP to 12.5 HP motor of submersible pump set all as specified and directed.

Assembly for coupling sleeve for 7.5 HP to 12.5 HP motor of submersible pump set all as specified and directed.

Winding protection set for 7.5 HP to 12.5 HP motor of submersible pump set all as specified and directed.

Motor bearing bush for 7.5 HP to 12.5 HP motor of submersible pump set all as specified and directed.

Sand guard for 7.5 HP to 12.5 HP motor of submersible pump set all as specified and directed.

Impeller brass for 7.5 HP to 12.5 HP submersible pump set all as specified and directed.

Stage bowl for 7.5 HP to 12.5 HP submersible pump set all as specified and directed.

Bowl fixing bolt steel and nut with washer for 7.5 HP to 12.5 HP submersible pump set all as specified and directed.

Bearing sleeve for 7.5 HP to 12.5 HP submersible pump set all as specified and directed.

Shaft nut with washer for 7.5 HP to 12.5 HP submersible pump set all as specified and directed.

Casing wear ring for 7.5 HP to 12.5 HP submersible pump set all as specified and directed.

Strainer for 7.5 HP to 12.5 HP submersible pump set all as specified and directed.

Dismantling the submersible pump set of 7.5 HP cap by dismantling pumps and motor, and replacement of worn out spares of pumps and reassembling the same and testing complete all as specified and directed. Note: Spares will be measured and paid separately.

Impeller brass for 7.5 HP submersible pump all as specified and directed.

Stage bowl for 7.5 HP submersible pump all as specified and directed.

Bowl fixing bolt steel and nut with washer for 7.5 HP submersible pump all as specified and directed.

Bearing sleeve for 7.5 HP submersible pump all as specified and directed.

Shaft nut with washer for 7.5 HP submersible pump all as specified and directed.

Casing wear ring for 7.5 HP submersible pump all as specified and directed.

Strainer for 7.5 HP submersible pump all as specified and directed.

Rewinding of 7.5 HP AC three phase Submersible motor with super enameled copper wire of same gauge and turn of old burnt out wire with insulating material including varnishing , turning and polishing to the shaft and / or rotor, including replacement of suitable size bearing etc complete all as specified and directed.

Dismantling of 5 to 10 HP capacity mono block pump set three phase & segregating its parts for repairs and M & L for rewinding of motor with super enameled copper wire of same gauge and turn of old burnt out wire with insulating material including varnishing, turning and polishing to the shaft and / or rotor, including replacement of suitable bearing (if required) etc complete & refitting motor after completion of work including testing of motor all as specified and directed.

Repair and replacement of bearing suitable for 5 HP to 10 HP capacity monoblock pump set all as specified and directed. Make SKF/FAG

Repair and replacement of Terminal plate with brass nuts, washers suitable for 3 phase 5 HP to 10 HP mono block pump set all as specified and directed.

Repair and replacement of shaft for 5 HP to 10HP Mono block pump set all as specified and directed.

Repair and replacement of impellar for 5HP to 10HP Mono block pump set all as specified and directed.

Desilting the bore well casing size up to 150mm bore by flushing out complete till clear water is obtained for depth not exceeding 150m of tube well by means of compressor all as specified and directed.

Replacement of voltmeter digital type 0 to 500 volts incl making connection with suitable size cable all as specified and directed

Replacement of Ammeter digital type 0 to 50 Amps 415v incl making connection with suitable size cable all as specified and directed.

Supply only High strength calcium based granular chlorination chemical of White granules Granular size : (Mesh passing through -100 BSS) 1:1 (=0.1%) Water/ Moisture: 5.00 (0.2%) other insoluble calcium salt : 1.1 (+0.1%) mercury and other heavy metal containment : BDL. Strength of items of quantity of chlorination chemical required to obtain free chlorine of 1 PPM per one lakh liters of water. Chlorination chemical must contain acceptable level of granular size to avoid exit all as specified and directed. Make: Rayalaseema or equivalent.

Supply only liquid chlorine ( sodium hypo chloride) of 70 GPH all as specified and directed.

Cleaning and removing all scale, dirt etc from 250 Lit capacity RCC/ AC /Ferro cement water tanks and mouth of circular pipes, including writing letters or figures (Block, Roman, Italic or Indian ) not exceeding 15cm high (example cleaned on 05 JAN 2018) all as specified and directed.

Cleaning and removing all scale, dirt etc from 500 Lit capacity RCC/ AC /Ferro cement water tanks and mouth of circular pipes, including writing letters or figures (Block, Roman, Italic or Indian ) not exceeding 15cm high (example cleaned on 05 JAN 2018) all as specified and directed.

Cleaning and removing all scale, dirt etc from 1000 Lit capacity RCC/ AC /Ferro cement water tanks and mouth of circular pipes, including writing letters or figures (Block, Roman, Italic or Indian ) not exceeding 15cm high (example cleaned on 05 JAN 2018) all as specified and directed.

Cleaning and removing all scale, dirt etc from 1500 Lit to 2000 Lit capacity RCC/ AC /Ferro cement water tanks and mouth of circular pipes, including writing letters or figures (Block, Roman, Italic or Indian ) not exceeding 15cm high (example cleaned on 05 JAN 2018) all as specified and directed. Note for item No 94 to 97 : Detail procedure of cleaning the water tank is as below:- a) Remove all water from the water tank and then desilt the tank b) All walls & floor of the tank should be scrubbed thoroughly with detergent powder c) Then the tank is again filled with fresh water & bleaching powder is to be added in the dose 4-5 gram per 1000 litres

Cover for sintex tank of 200/500/1000 lit cap made of polythene with all accessories all as specified and directed.

Mild steel plain black sheet 1.60mm thick for covering to top of water tank staging, valve chamber cover cut to size, hole and punching including riveting, welding as required complete fixed in repairs all as specified and directed.

Preparation/ cleaning of old painted steel surfaces of valve chamber cover, pipe line, pump house door/ window etc and applying one coat of synthetic enamel paint first quality all as specified and directed.

Dismantling from foundation base frame by disconnecting, suction / delivery lines and coupling, opening and re-assembling after repairs and welding as required of centrifugal pump set 10 HP capacity model 6 UP4 make kirloskar and replacement of worn out spare parts all as specified and directed.

Supply and replacement of pump shaft stainless steel for centrifugal pump of 10HP capacity model 6 UP 4 (1600 GPM) all as specified and directed.

Supply and replacement of Impellor CI complete with impellor key for centrifugal pump of 10HP capacity model 6 UP 4 (1600 GPM) all as specified and directed.

Supply and replacement of Shaft sleeve bronze with locking screw and lock nut for centrifugal pump of 10HP capacity model 6 UP 4 (1600 GPM) all as specified and directed.

Supply and replacement of Bearing No 6309 for centrifugal pump of 10HP capacity model 6 UP 4 (1600 GPM) all as specified and directed. Make; SKF / NBC.

Supply and replacement of Set of 'O' ring for centrifugal pump of 10HP capacity model 6 UP 4 (1600 GPM) all as specified and directed.

Supply and replacement of CI gland cap with eye bolt complete for centrifugal pump of 10HP capacity model 6 UP 4 (1600 GPM) all as specified and directed.

Supply and replacement of Split lantern ring CI for centrifugal pump of 10HP capacity model 6 UP 4 (1600 GPM) all as specified and directed.

Supply and replacement of Gasket set for centrifugal pump of 10HP capacity model 6 UP 4 (1600 GPM) all as specified and directed.

Digital water level indicator device showing accurate display direct in digit (Figure in meter / CMS) of water level of over head tank / UG sump with comfortable setting in pump house building which is electrically controlled and indicating the upper level and lower level with alarm, connecting wire, testing and commissioning all as dpecified and directed. Make : SURYA Electronics or equivalent as approved by GE

On load changeover switch conforming to IS /IEC 6094-3 range 63A, 415V 50 HZ version 4P modular construction positive isolation in open execution type all as specified and directed. Make : C&S cat part No CSCS63NM4CO and equivalent make of L&T, Havells, Legrand.

Motor starter for submersible water pump set heavy duty DOL starter type DX-P with robust 4 pole contactor & LR1D OLR in S.S enclosure suitable for 5HP 3 phase all as specified and directed. Make : C&S cat part No : BE1-DXP204312 and Equivalent Make of L&T, Havells , Legrand.

Motor starter for submersible water pump set heavy duty DOL starter type DX-P with robust 2 pole contactor overload relay type LR7D & S.S enclosure suitable for 0.5 to 3HP single phase AC2D with wide band operating coil all as specified and directed. Make : C&S cat part No : BE1-ASA2525MU222 and Equivalent Make of L&T, Havells, Legrand

Disconnecting electric connection from burnt out timer and remove the same and M&L for the timer and making connection as per original of make L&T, ANALOG TIME SWITCH FM/ 1 QUARTZ cat part No J648 B1 all as specified and directed.

Disconnecting electric connection from burnt out contactor and remove the same and M&L for the contactor and making connection as per original of make L&T, type MNX 40 3 Pole contactor of cat part No CS94190 all as specified and directed.

Run lead joint including good quality spun yarn in joints for 80mm bore CI pipe spigot and socket end pipe on National Highway for track road in front of unit Main Gate and complete including fee for cutting the road and making good all as specified and directed.

The Asian and Co