REPAIRS AND MAINTENANCE OF CI,GI,DI WATER PIPE LINES INCL UPVC WATER TREATMENT IN WATER SUPPLY SYSTEM AND INSTALLATIONS AND OTHER ALLIED WORKS AND CLEANING OF UG SUMPS, OH RESERVOIRS AT ARMY AREA AVADI

Amount

Excavation in trenches n. exc. 1.5 mtr wide and n. exc. 1.5 mtr in depth for laying of CI/GI water tubing and getting out in any type of soil complete all as specified and directed.

Removing of excavated surplus soil to a distance n. exc 250m and depositing where directed at a level n exc 1.5m above the starting point and all as directed

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

Relaying GI tubing of any grade 20 mm bore with all new fitting in trenches after cleaning complete including Taking down the exsting pipes as directed and all as specified.

Relaying GI tubing of any grade 25 mm bore with all new fitting in trenches after cleaning complete including Taking down the existing as directed complete and all as directed and as specified.

Relaying GI tubing of any grade 40 mm bore with all new fitting in trenches after cleaning complete including Taking down the exsting pipes as directed and all as specified.

Relaying GI tubing of any grade 50 mm bore with all new fitting in trenches after cleaning complete including Taking down the exsting pipes as directed and all as specified.

Relaying CI tubing of any grade 80 mm bore with all new fitting in trenches after cleaning complete including Taking down the exsting pipes as directed and all as specified.

Relaying CI tubing of any grade 100 mm bore with all new fitting in trenches after cleaning including Taking down the exsting pipes as directed and all as specified.

Relaying CI tubing of any grade 150 mm bore with all new fitting in trenches after cleaning including Taking down the exsting pipes as directed and all as specified.

Supply and laying UPVC pipes 50 mm dia of pressure rating 10 KG/Sqcm laid in trench complete including all fittings such as bends, tees, short pieces, connectors, elbows, reducers, union, sockets etc laid in trenches including taking down the unserviceable GI pipe and testing complete all as specified and as directed.

Supply and laying UPVC pipes 40 mm dia of pressure rating 10 KG/Sqcm laid in trench complete including all fittings such as bends, tees, short pieces, connectors, elbows, reducers, union, sockets etc laid in trenches including taking down the unserviceable GI pipe and testing complete all as specified and as directed.

Supply and laying UPVC pipes 25 mm dia of pressure rating 10 KG/Sqcm laid in trench complete including all fittings such as bends, tees, short pieces, connectors, elbows, reducers, union, sockets etc laid in trenches including taking down the unserviceable pipe and testing complete all as specified and as directed.

Supply and laying UPVC pipes 20 mm dia of pressure rating 10 KG/Sqcm laid in trench complete including all fittings such as bends, tees, short pieces, connectors, elbows, reducers, union, sockets etc laid in trenches including taking down the unserviceable pipe and testing complete all as specified and as directed.

Supply and fix Cast iron pipe 80 mm bore with spigot and socket end centrifugally cast class LA in any length conforming to IS-1536 of 1976 laid in trenches complete including taking down the unserviceable pipe and testing complete all as specified and as directed.

Supply and fix Cast iron pipe 150 mm bore with spigot and socket end centrifugally cast class LA in any length conforming to IS-1536 of 1976 laid in trenches complete including taking down the unserviceable pipe and testing complete all as specified and as directed.

Supply and fix Cast iron pipe 100 mm bore with spigot and socket end centrifugally cast class LA in any length conforming to IS-1536 of 1976 laid in trenches complete including taking down the unserviceable pipe and testing complete all as specified and as directed.

Replacement of unserviceable Gun-metal, globe or gate valves with 50 mm bore dia Gun-metal, globe or gate valves, with iron wheel head, screwed both ends for iron pipe and fixed complete all as specified and directed.

Replacement of unserviceable Gun-metal, globe or gate valves with 40 mm bore dia Gun-metal, globe or gate valves, with iron wheel head, screwed both ends for iron pipe and fixed complete all as specified and directed.

Replacement of unserviceable Gun-metal, globe or gate valves with 25 mm bore dia UPVC gate valve (brass insert) complete all as specified and as directed.

Replacement of unserviceable Gun-metal, globe or gate valves with 20 mm bore dia UPVC gate valve (brass insert) complete all as specified and as directed.

Cutting existing steel tubing for alterations or additions for new connection including insertion of new Tee's complete for 40/50mm bore of dia complete all as specified and directed .

Cutting existing steel tubing for altrations or additions for new connection including insertion of new Tee's complete for 25mm bore of dia complete all as specified and directed .

Cutting existing steel tubing for altrations or additions for new connection including insertion of new Tee's complete for 20 mm bore of dia complete all as specified and directed

Taking out old unserviceable sluice valve and supply and fix new cast iron sluice valve flange type of 80 mm dia PN 1.6 grade with stainless steel spindle & brass check nut (non raising spindle type conforming to IS - 14846) including fixing to pipe line with nuts, bolt and washers, rubber gaseket(neouprene) complete (Joints, excavation and earth work and fittings shall be measured and paid separately) complete all as specified and directed

Taking out old unserviceable sluice valve and supply and fix new cast iron sluice valve flange type of 100 mm dia PN 1.6 grade with stainless steel spindle & brass check nut (non raising spindle type conforming to IS - 14846) including fixing to pipe line with nuts, bolt and washers, rubber gaseket(neouprene) complete (Joints, excavation and earth work and fittings shall be measured and paid separately) complete all as specified and directed.

Taking out old unserviceable sluice valve and supply and fix new cast iron sluice valve flange type of 150 mm dia PN 1.6 grade with stainless steel spindle & brass check nut (non raising spindle type conforming to IS - 14846) including fixing to pipe line with nuts, bolt and washers, rubber gaseket(neouprene) complete (Joints, excavation and earth work and fittings shall be measured and paid separately) complete all as specified and directed..

Taking out old unserviceable sluice valve and supply and fix new cast iron sluice valve flange type of 200 mm dia PN 1.6 grade with stainless steel spindle & brass check nut (non raising spindle type conforming to IS - 14846) including fixing to pipe line with nuts, bolt and washers, rubber gaseket(neouprene) complete (Joints, excavation and earth work and fittings shall be measured and paid separately) complete all as specified and directed.

Supply and fix Non Return Valve of 200mm dia ISI marked including fitting with jointing materials such as nuts, bolts, washers and rubber gasket etc of suitable size including taking out old unserviceable Non return valve complete all as specified and directed.

Supply and fix for Non Return Valve of 150mm dia ISI marked including fitting with jointing materials such as nuts, bolts, washers and rubber gasket etc of suitable size including taking out old unserviceable Non return valve complete all as specified and directed. Make : BIR/Sant/ KARTAR / AARKO

Supply and fix in repair for CI fittings for spigot socketed /flanged pipe upto 150mm bore such as bends (any type, radius and angle) tapers any type (straight, bend, increasing, decreasing or double socket etc), tee, joint pieces, single branch 'Y' junction double branch cross (all sockets or socket and spigot) collars caps complete all as specified and directed. ( Note :-Joints shall be measured and paid separately).

Supply and fix in repair for CI fittings for spigot socketed /flanged pipe 200mm to 300mm bore such as bends (any type, radius and angle) tapers any type (straight, bend, increasing, decreasing or double socket etc), tee, joint pieces, single branch 'Y' junction double branch cross (all sockets or socket and spigot) collars caps complete all as specified and directed. ( Note :-Joints shall be measured and paid separately).

Material and labour for run lead joints for CI pipe (water main) and fittings for 250mm bore spigot and socket pipes complete all as specified and directed .

Material and labour for run lead joints for CI pipe (water main) and fittings for 200mm bore spigot and socket pipes complete all as specified and directed .

Material and labour for run lead joints for CI pipe (water main) and fittings for 150mm bore spigot and socket pipes complete all as specified and directed .

Material and labour for run lead joints for CI pipe (water main) and fittings for 100mm bore spigot and socket pipes complete all as specified and directed .

Material and labour for run lead joints for CI pipe (water main) and fittings for 80mm bore spigot and socket pipes complete all as specified and directed .

Supply in fix in repair/ replacement for stainless steel spindle with check nut suitable for 300mm dia sluice valve including spares packing sheet nut bolt etc complete all as specified and directed.

Supply in fix in repair/ replacement for stainless steel spindle with check nut suitable for 250mm dia sluice valve including spares packing sheet nut bolt etc complete all as specified and directed.

Supply in fix in repair/ replacement for stainless steel spindle with check nut suitable for 200mm dia sluice valve including spares packing sheet nut bolt etc complete all as specified and directed.

Supply in fix in repair/ replacement for stainless steel spindle with check nut suitable for 150mm dia sluice valve including spares packing sheet nut bolt etc complete all as specified and directed.

Supply in fix in repair/ replacement for stainless steel spindle with check nut suitable for 100 mm dia sluice valve including spares packing sheet nut bolt etc complete all as specified and directed.

Supply in fix in repair/ replacement for stainless steel spindle with check nut suitable for 80 mm dia sluice valve including spares packing sheet nut bolt etc complete all as specified and directed.

Supply and fix non asbestos, non friction valve and gland packing 30mm dia, suitable for sluice valve any type complete all as specified and as directed.

Material and labour for cleaning grease from pump and motor with cloth and apply new high quality, grease suitable for electrical motor and pump conforming to BIS 12203 complete all as specified and as directed.

Replacement of old automative gear oil with automative gear oil SAE-140 complete all as specified and as directed.

Supply and fix in repair for Rubber star coupling suitable for centrifugal pump upto 30 HP complete all as specified and directed .

Supply and fix in repair for Rubber star coupling suitable for centrifugal pump upto above 30 HP but nor more than 60 HP complete all as specified and directed .

Material and labour for applying two coats of synthetic enamalled paint as per colour coding after scraping the old paint Painting to CI/MS/ borewell pipe line of any size 200 to 300mm dia including sluice valve complete all as specified and directed.

Material and labour for applying two coats of synthetic enamalled paint as per colour coding after scraping the old paint Painting to CI/MS/ borewell pipe line of any size 80 to 150 mm dia including sluice valve complete all as specified and directed.

Demolition of old broken valve pit of any size upto 1.2mx1.2mx1.2mtr complete including providing valve pit with brick work in cement mortar 1:4 complete all as specified and as directed.

Material and labour for PCC 1:3:6 type C2 using 40 mm graded stone aggregate in foundation / mass concrete complete all as specified and as directed.

Material and labour for brick work with sub class B brick straight or curved on plan to any radius in half brick thick wall and setting in cement mortar 1:4 complete all as specified and as directed.

Material and Labour for rendering 10mm thick in cement mortar in CM 1:4 finished fair even and smooth complete all as specified and as directed.

Material and Labour for inspection of Induction motor and pump set at various location under GE Avadi for checking the alignment of pump and motor make them in good alignment, greesing and oiling mechanical parts upto 60 HP Pump motor set complete all as specified and as directed.

Demolition of old rusted/ broken foundation of induction motor and construction of new foundation by using PCC 1:2:4 type B1 using 20 mm graded aggregate as in foundation / mass concrete and angle iron duly welded and grouted in ground by using 12mm thick and 12 inch long bolt for each foundation complete all as specified and as directed.

Replacement of old rusted angle iron valve pit cover with new valve pit cover including locking arrangement, and construction of new pump & motor foundation , valve pit chamber , valve pit cover , locking arrange for valve pit etc by using angle iron and back plates fabricated from structural steel sections including nut bolts washers welding bending cold and hot drilling holes for bolts in any shape or size as indicate or directed and inclusive of one primer coat one under coat and one finishing coat of paint.

Material and Labour to drain out water from overhead tank, cleaning of internal of walls of RCC sump, removing all dirt, dust and vegitation with the help of wire brush and applying two coat of lime wash in internal surfaces of overhead tank including painting of all inlets/outlets CI/GI pipe line with synthetic enamel black paint and marking arrow to indicate directions of flow of water with synthetic enamel white paint and writing in words/ figure of size 10mm thick for following details complete all as specified and as directed by Engr-in-Charge:- (a) Date of cleaning (b) Due date of cleaning (c) Capacity of tank. Note:- (a) The rates for all T&P using for cleaning for sump shall be inclussive of these item no any extra cost shall be paid to the contractor) (b) The contractor shall provide all mandatory safety and precautionary measures for the labour to work in heights, enclosed spaces and prevent asphyxiation. (c) All dirt, muck and growth removed during cleaning shall be disposed off away from MD land. (d) The contractor may use mechanical machinery in the cleaning process. However nothing extra shall be paid for the same.

10000 gallons capacity(10m staging)

10000 gallons capacity(14m staging)

50000 gallons capacity (21m staging)

100000 gallons capacity (21m staging)

150000 gallons capacity (21m staging)

250000 gallons capacity (21m staging)

Pumpout out all water from Under ground sump / storage tank / flood water storage sumps, cleaning the internal surfaces of by scrapping down / brushing and removing all silt, dirt, algae etc from walls, floors, washing / cleaning with water and bleaching powder and applying one coat of white wash to all internal surfaces of floor, walls and ceilings and one coat of cement base paint to all external surfaces including top surfaces of OH tanks and including preparing old steel surfaces and applying one coat of anti corrosive bituminous paint on all old steel surfaces such as vent pipes, inlet, outlet pipes, ladder of the following capacities complete all as specified and as directed . Note:- (a) Rate quoted is deemed to include painting to obliterate labels using black paint same as existing dimensions and writing particulars etc using white paint with height of letters same as existing writing and painting of hash markings of water level indicator. (b) The contractor shall provide all mandatory safety and precautionary measures for the labour to work in enclosed spaces and prevent asphyxiation. (c) All dirt, muck and growth removed during cleaning shall be disposed off away from MD land. (d) The contractor may use mechanical machinery in the cleaning process. However nothing extra shall be paid for the same.

20000 gallons capacity

30000 gallons capacity

60000 gallons capacity

100000 gallons capacity

150000 gallons capacity

Dismantling and taking up unserviceable foot valve and removal from site under Sch of credit and provision of cast iron foot valve, single disc with flanged ends drilled with holes, ISI marked (conforming to IS 4038) with rubber gasket 3mm thick, mild steel nut, bolts and washers, necessary machining works of the following bore of pipe complete all as specified and as directed. Note:- The footvalves are fitted to existing suction lines of monoblock / centrifugal pumps in the UG Sump

80mm bore of pipe.

100mm bore of pipe.

Run lead joints as in repairs by melting down old lead including spun yarn or tarred gasket for the cast iron pipes, spigot and socket joints of the following bore of pipes complete all as specified and as directed.

80mm bore of pipe.

100mm bore of pipe.

150mm bore of pipe.

200mm bore of pipe.

250mm bore of pipe.

300mm bore of pipe.

Replacement of old unserviceable sluice valve with new sluice valve flanged & drilled holes type of size 300mm bore with high tensile S/S spindle duly ISI marked class PN 1.6 with jointing material and nut, bolt, washer complete incl dismandling of old u/s sluice valve all as directed.

All as per item No 62 here in before but sluice valve size 200mm dia

All as per item No 62 here in before but sluice valve size 150mm dia

All as per item No 62 here in before but sluice valve size 100mm dia

All as per item No 62 here in before but sluice valve size 80mm dia

Material and labour for. lifting and lowering of submersible pump set 5 to 7.5 HP capacity and of size 50/40 mm bore of dia with flanged column pipe ( each length of column pipe not more than 3 mtr ) maximum depth of submersible pump not more than 60mtr by opening the column pipe after removing old burnt / rusted nut bolts, washers including replacement of rubber gasket and nut bolts and washer etc, complete all as specified and as directed . Note :- T & P required for lowering and lifting the bore well shall be arranged by the contractor without any extra cost. No any extra amount will be paide to the contractor for the same.

Repair/maint of unsv submersible pumping set 5 HP of capacity from bore well and dismantling and strip opening of 3 phase 415 volt, 2900 rpm AC submersible pump at site in presence of Engineer-in-charge for checking complete carrying pump set to workshop for repair of pump set ,dismentling and step opening to complete of under mentioned capacity, and segregate all serviceable parts and kept at site for reuse of unsv parts/spares such as CI/ GM impeller,necking bowl bushes,sand cap,CI intermediate bowl,s/s pump shaft etc , complete servicing, cleaning, greasing , reassembling inclding testing at site on full load complete all as specified and directed Notes :- Parts shall be measured and paid separately

Repair/maint of unsv AC submersible motor of capacity 5 HP from bore well and dismantling and strip opening of 3 phase 415 volt, 2900 rpm at site in presence of JE/Engineer-in-charge for checking complete carrying motor to workshope for repair of motor ,dismentling and step opening to complete of under mentioned capacity, and segrigate all serviceable parts and kept at site for reuse and rewinding with PVC insulated supper quality water proof copper winding wire of suitable size/gauge and nos of turns incl replacing insulated material varnish, drying and submersible cable for connection from motor to out side up to 1.5 mtr length and reassembling including testing at site on full load complete all as specified and directed .

Repair/maint of unsv submersible pumping set 7.5 HP of capacity from bore well and dismantling and strip opening of 3 phase 415 volt, 2900 rpm AC submersible pump at site in presence of Engineer-in-charge for checking complete carrying pump set to workshop for repair of pump set ,dismentling and step opening to complete of under mentioned capacity, and segregate all serviceable parts and kept at site for reuse of unsv parts/spares such as CI/ GM impeller,necking bowl bushes,sand cap,CI intermediate bowl,s/s pump shaft etc , complete servicing, cleaning, greasing , reassembling inclding testing at site on full load complete all as specified and directed by Engr -in- charge. Notes :- Parts shall be measured and paid separately

Repair/maint of unsv AC submersible motor of capacity 7.5 HP from bore well and dismantling and strip opening of 3 phase 415 volt, 2900 rpm at site in presence of JE/Engineer-in-charge for checking complete carrying motor to workshope for repair of motor ,dismentling and step opening to complete of under mentioned capacity, and segrigate all serviceable parts and kept at site for reuse and rewinding with PVC insulated supper quality water proof copper winding wire of suitable size/gauge and nos of turns incl replacing insulated material varnish, drying and submersible cable for connection from motor to out side up to 1.5 mtr length and reassembling including testing at site on full load complete all as specified and directed .

Replacement of unserv CI impeller with new CI impeller suitable for 5 to 7.5 HP submersible pump including provision of phasing, cutting of key way etc complete to match with the size of pump shaft complete in all respect all as specified and directed .

Replacement of unserv Gun metal bush with new Gun metal bush suitable for impeller 5 to 7.5 HP submersible pump including provision of phasing, cutting of key way etc complete to match with the size of pump shaft complete all as specified and directed .

Replacement of unserv stainless steel shaft with new stainless steel shaft suitable for 5 to 7.5 HP submersible pump including provision of way to fix the bushes for impellers etc complete to match with the existing size of pump shaft completeall as specified and directed .

Dismantling and step opening of unsv booster/ centrifugal pump set of capacity 60 HP and segrigated all serviceable and unserciveable parts, kept at site for re use after repair/ replacement and maintenance of pumps set by replacing of impellar, bushes, bearing and other required parts of suitable size and making the pump serviceable including servicing, cleaning,greasing, overhauling, re-alignment with lock, key, nut, bolts,washers etc. and reassembling the same after testing complete all as specified and directed

Dismantling and step opening of burnt out electric motor of capacity 60 HP and rewinding with supper enameled copper wire of existing gauge, number of turns, insulating and heat varnishing, greasing complete including replacement of bushes, bearing check nut, and other required parts and applying two coats of synthetic enamel paint over a coat of red oxide primer to external surface of motor and testing complete all as specified and directed

Supply and fix in replacement for MS column pipe heavy duty with flanged welding of size 50 mm dia having length 10 feet (3 mtr) long complete all as specified and as directed.

M&L for Developing and flushing the bore wells for a perood of 4 hours with high pressure compressed air pump till clear water flows out including removing and refixing of installation complete al as specified and as directed. Note :- To avoid hampering of water supply distribution in the station only one bore well will be handed over to contractor for developing and flushing at a time as per the site condition.

Replacement of unserv UPVC pipes with new column pipe UPVC pipes of pressure rating 20 KN/ Sqcm in single segments of 3.0 mtr having both flange ends, screwed both ends, 01 Nos heavy duty coupling suitable suitable for the column pipe in replacement of damaged segments size of pipe 50mm complete all as specified and directed .

Material and labour for thrust bearing suitable for submersible pumpset 5 to 7.5 HP rating complete all as specified and as directed.

Dismantling and taking up unserviceable gun metal gate valve and provision of new gun metal gate valve, ISI marked of the 50mm bore of pipe complete all as specified and as directed.

All as per item No 77 here in before but sluice valve size 40mm dia

All as per item No 77 here in before but sluice valve size 25mm dia

All as per item No 77 here in before but sluice valve size 20mm dia

Replacement of unserv Automatic star delta starter with new Automatic star delta starter suitable for centrifugal pump of capacity 5KW/7.5 HP , suitable for operating on 3 phase AC supply 415 Volts, comprising of inbuilt by-pass contractor, soft start/soft stop/adjustable current limit , essential motor protection against overload single phasing, phase sequence reversal, abnormality in supply, unbalanced current, thermostator protection through PTC, excess start time setting, PC interface and with necessary protection of start by means of contractor/relay etc. The starter shall have MCCB 63 Amp, 4 pole to control the incoming supply, transformer, under voltage protection device, over voltage protection device, semi conductor fuse, contactor, LED indicator for R/Y/B & ON/OFF indication, Amp Meter with CTs & voltmeter of suitable rating. . Complete fixed in and including CRCA sheet 2.0 mm thick powder coated of suitable size complete all as specified and directed.

Replacement of unserv soft starter with new soft starter suitable for centrifugal pump of capacity 24 KW/30 HP , suitable for operating on 3 phase AC supply 415 Volts, comprising of inbuilt by-pass contractor, soft start/soft stop/adjustable current limit , essential motor protection against overload single phasing, phase sequence reversal, abnormality in supply, unbalanced current, thermostator protection through PTC, excess start time setting, PC interface and with necessary protection of start by means of contractor/relay etc. The starter shall have MCCB 63 Amp, 4 pole to control the incoming supply, transformer, under voltage protection device, over voltage protection device, semi conductor fuse, contactor, LED indicator for R/Y/B & ON/OFF indication, Amp Meter with CTs & voltmeter of suitable rating. . Complete fixed in and including CRCA sheet 2.0 mm thick powder coated complete all as specified and directed.

Supply only calcium hypo chlorite 65 to 70 % chlorine content calcium based granular (Mesh passing through - 100 BSS) 1.1 (+ or - 0.1%) for disinfectant of water treatment daily as per MES norms.

Replacement of unserv old board with framing of soft wood notice sign board of size 600 mm X 1200 mm duly framed with 40 mm X 20 mm teek wood fixed with hassan cloth dark green/navy blue in colour fixed and stiched on the board properly in corporated with hanging arrangement with 02 nos hooks complete in all respected as specified and directed

Earthing complete with galvanized steel earth plate electrode 600x600x6mm thick buried in ground vertical to a depth not less than 2.25 mtrs deep below ground level with top edge of plate not less than 1.5 mtr below normal ground level connected to galvanized GI strip of size 32 X 6 mm and 40 mm dia bore 7.5 mtr long light grade GI protection pipe for earth strip and GI watering pipe 40 mm dia medium grade from the top edge of earth plate fixed with deep cut on one end of pipe and fix from earth plate up to one feet above ground level of other end and plugged watering pipe at top with MS cap and grouted in PCC 1:2:4 of size 30 X 30 X 30 CM etc and 15 CM alternate layer of charcoal and salt around all sides of earth plate all as shown in electric plate no 3 of SSR part I of 2009 complete all as specified and directed. Note :- All joints either strip to strip of strip to earth plate are fixed with welded joints.

Replacement of unserv PVC cable copper with flat submersible PVC cable copper conductor 6 Sqmm 3 core, 1100 Volt Grade complete all as specified and as directed.

Replacement of unsv submersible cable with multistrand flat submersible PVC cable copper conductor 2.5 Sqmm 3 core, 1100 Volt grade complete all as specified and as directed.

Chloroscope test kit with sheet metal enclosure box suitable for testing residual chlorine range ppm 0.1PPM to 5PPM at water supply installation including taking down unserviceable chloroscope complete all as specified and as directed

Collection of water samples from various open/ shallow/ bore wells/ sumps all as per standard instructions and guidelines of the Authorised lab, and transporting the samples safely and getting the same tested for chemical and bactyeriological tests from the same institute and submit the result all as specified and directed. Note:- Sample will be collected by contractor or his rep from various locations at Avadi Station and bottle and levelling of sample will be provided by the contractor without any extra cost.

Detecting leakage in Cast Iron Pressure Pipes of 200/250/300 mm bore in any location, any depth including necessary earthwork excavation and repairing and arresting leakage by providing S/S leak arrester andJointing Material, Flanged Clamps, Nuts, Washers & Bolts etc. complete all as specified and as directed.

All as per Serial Item No. 87 above but of 150 mm bore.

All as per Serial Item No. 87 above but of 100 mm bore.

All as per Serial Item No. 87 above but of 80 mm bore.

All as per Serial Item No. 87 above but of 50/40 mm bore. Note for Item nos 87.01,87.02,87.03,& 87.04 :- Repair material such as bend , tee, nipple, union of suitable size etc shall be included in the quoted rate. No extra amount paid to the contractor for the same.

Replacement for unserv PPR ball valve with PPR ball valve having brass insert of dia 25 mm bore , screwed both ends for PPR pipe and fixed complete all as specified and directed.

Replacement for unserv PPR ball valve with PPR ball valve having brass insert of dia 20 mm bore , screwed both ends for PPR pipe and fixed complete all as specified and directed.

Cutting existing steel/ PPR tubing for altrations or additions for new connection including insertion of new Tee's complete for 25mm bore of dia complete all as specified and directed

Cutting existing steel/ PPR tubing for altrations or additions for new connection including insertion of new Tee's complete for 20 mm bore of dia complete all as specified and directed

Detecting leakage in PPR/UPVC pressure Pipes of 100 mm to 150 mm bore in any location, any depth including necessary earthwork excavation and repairing and arresting leakage by providing necessary heat joint including Jointing Material and jointing kit complete all as specified and as directed.

Material and labour for applying two coats of synthetic enamalled paint as per colour coding after scraping the old paint Painting to CI/MS/ borewell pipe line of any size 100mm to 200mm dia including sluice valve complete all as specified and directed.

Material and labour for applying two coats of synthetic enamalled paint as per colour coding after scraping the old paint Painting to CI/MS/ borewell pipe line of any size from 250mm to 300 dia including sluice valve complete all as specified and directed.

Supply and filling Sodium hypo chlorite solution ( chlorine solution) 10 to 12 % concentrate w/v Grade conforming to IS 11673 : 1992 specification in 35 litre PVC container Note:- (a) Chlorine solution shall be supplied in PVC container of 35 liters capacity. The PVC container shall be marked with Name of manufactures, batch Number, Date of manufacturing, Self life, (Expiry date) of solution , ISI marking etc. Necessary purchase voucher with test certificate from manufacture for each supply. (b) The cap of the container shall be properly sealed by the manufacture and shall be delivered in sealed container.

Servicing of LT starter panel board of any size, cleaning of panel board internally and externally, tightening all screws and nuts and bolt, replacing minor parts like screws, washers, lugs etc, checking the serviceability of all switchgears and painting with one coat of synthetic enamel paint complete all as specified and as directed.

Replacement of unserv soft starter with soft starter suitable for centrifugal pump of capacity 60 HP , suitable for operating on 3 phase AC supply 415 Volts, comprising of inbuilt by-pass contactor, soft start/soft stop/adjustable current limit , essential motor protection against overload single phasing, phase sequence reversal, abnormality in supply, unbalanced current, thermostator protection through PTC, excess start time setting, PC interface & with necessary protection of start by means of contactor/relay etc. The starter shall have MCCB 100 Amp, 4 pole to control the incoming supply, transformer, under voltage protection device, over voltage protection device, semi conductor fuse, contactor, LED indicator for R/Y/B & ON/OFF indication, Amp Meter with CTs & voltmeter of suitable rating. complete fixed in and including CRCA sheet 2.0 mm thick powder coated of size 700 X 600 X 250 mm minimum complete with fabrication work complete all as specified and directed.

Replacement of unserv soft starter with soft starter suitable for centrifugal pump of capacity 15 HP , suitable for operating on 3 phase AC supply 415 Volts, comprising of inbuilt by-pass contactor, soft start/soft stop/adjustable current limit , essential motor protection against overload single phasing, phase sequence reversal, abnormality in supply, unbalanced current, thermostator protection through PTC, excess start time setting, PC interface & with necessary protection of start by means of contactor/relay etc. The starter shall have MCCB 63 Amp, 4 pole to control the incoming supply, transformer, under voltage protection device, over voltage protection device, semi conductor fuse, contactor, LED indicator for R/Y/B & ON/OFF indication, Amp Meter with CTs & voltmeter of suitable rating. Complete fixed in and including CRCA sheet 2.0 mm thick powder coated of size 700 X 600 X 250 mm minimum complete with fabrication work complete all as specified and directed.

Repair to the electrically operated chlorine dozing preparation unsv tank including replacement of consisting of FRP dozing of 170 ltrs capacity with electric driven agitator single phase of suitable capacity with standard fitments in order to make the pump parameters to maintain uniform suspension throughout the tank with PE/FRP lid in level including replacement of unsv gauge alongwith single phase operating mechanism arrangement and unsv agitator, unsv shaft and blade in plastic mounted on the tank complete with lid complete in all respect , all the parts shall be replaced as per norms of OEM and testing after repair will be carried out complete all as specified and diected

Repair to reciprocating pump chemical feeder for injecting calcium hypochloride employing including replacement of operating reciprocating chemical system having output of 10-150 LPD and adjustable high pressure of upto 5-7 Kg/cm with high pressure single head gear system adjustable dozing pump, suitable for working on single phase supply with replacement of mandatory accessories like lead tubing, connecting nuts, viay weight, ferrulus, liquid end of dozing system including unsv service tanks of cap 100Ltrs complete in all respect all the parts shall be replaced as per norms of OEM and after repair testing will be carried out in the presence of Engr-in charge complete all as specified and diected.

Replacement of unserv agitator chemical feeder with agitator chemical feeder for injecting calcium hypochloride employing including replacement of operating reciprocating chemical system having output of 10-150 LPD and adjustable high pressure of upto 5-7 Kg/cm with high pressure single head gear system adjustable dozing pump including all connecting accessories complete all as specified and directed.

Replacement unserv item with dozing pump FRP dozing of 170 ltrs capacity with electric driven 0.5 HP 230/250 volts agitator single phase of suitable capacity with standard fitments in order to make the pump parameters to maintain uniform suspension throughout the tank with PE/FRP lid in level including replacement of unsv gauge alongwith single phase operating mechanism arrangement complete all as specified and directed.

Replacement of unserviceable PVC chlorine tank with new PVC chlorine tank capacity 200 ltr, white colour complete all as specified and as directed .

Material and labour for PCC 1:3:6 type C-2 using 20mm graded broken stone aggregate as in mass concrete in foundation of chloring PVC tanks etc complete all as specified and directed.

Replacement of unserviceable MCB with new MCB 63 amps Three pole with neutral, 'D' curve , AC 230 volts complete all as specified and directed.

Replacement unserviceable MCB MCB 40-63 amps single pole with neutral, 'D' curve , AC 230 volts complete all as specified and directed.

Supply and fixing in replacement copper thimble (Lugs) of size upto 35 sqmm complete all as specified and directed.

Taking out carefully manually by excavation of existing LT cable of size 10 Sqmm to 95 Sqmm with loops and relaying with existing bricks repair/ cutting the damages / burnt parts of cable and reconnecting into original positions complete with cable joints all as specified and directed by Engineer-in-Charge.Note:-(i) LT Cable Joint material shall be deemed to be inclusive of the quoted rate.

Supply and spraying anti vegetation chemical liquid of 1ltrs bottle mixed with water as per direction .

Servicing and repair/maint of Starter Panel upto 2 HP capacity , Single phase including replacement of relay, start / stop push button, Neon Indicator lamps, Intrernal copper / brass , thimbles etc complete links and applying necessary grease to link of panel all as specified and as directed. Note : Spare part such as relay, push button , lamps brass links etc deemed to be inclusive of the quoted rate.

Servicing and repair/maint of Starter Panel upto 5 HP to 7.5 HP capacity , three phase including replacement of relay, start / stop push button, Neon Indicator lamps, Intrernal copper / brass , thimbles etc complete links and applying necessary grease to link of panel all as specified and as directed. Note: Spare part such as relay, push button , lamps brass links etc deemed to be inclusive of the quoted rate.

Replacement of unserv MCCB with MCCB of Capacity 16 KA 3 pole 100 Amps Fixed thermal and fixed magnetic type with preader and aluminium lugs all as specified and as directed.

Replacement of unserv MCCB with MCCB Capacity 25 KA 4 pole 200 Amps adjustable thermal and fixed magnetic type with preader and aluminium lugs all as specified and as directed.

Replacement of unserv MCCB with MCCB Capacity 25 KA 4 pole 250 Amps adjustable thermal and fixed magnetic type with preader and aluminium lugs all as required at site.

Replacement of unserv high voltage fire resistant with high voltage fire resistant, flame retardant self adhesive electrical insulaion tape suitble for Low voltage (RYB) for insulation of all Pump motor connection at varuous pump house complete all as specified and as directed.

Cleaning away all grass vegetation, scaling shrubs bushes under growth roots and trees not exceeding 30cm girth and removing rubbish Inside Pump houses boundary area and valve pit area complete all as specified and as directed.

Replacement of unserv GI strip with new GI Strip of size 32x6 mm from test point to transformer or other places complete all as specified and directed.

Supply & Fix in repair flood Light Luminaire 120 watt with .high power SMD LED cool white,CRI 75,+/- 5% supply voltage 220/240/50 Hz, light engine driver base.pole adapter,pressure die cast LM6 diffusor:injection model polycarbonate,powdre coated in IP 66 Incliding protection over temperature should be from the same manufacturer all as specified and directed.

Replacement of existing with 1100 volt grade heavy duty cable PVC insulated aluminium conductor , served with inner sheathing of PVC tape and overall PVC sheathed in servivce connection with twin core flat cable complete all as speficied and as directed.

Replacement of existing with water pressure gauge 4 inch dia with range 0-10 kg/cm Sq all as specified and directed.

Material and Labour to attend elect complaint of water supply installations replacing burnt lugs of cable, to check auto star delta starter, voltmeter, ampere meter or any other items in pump panel changeover switch and make functional if minor repair involves to above equipments complete all as specified and directed.

Replacement of existing with submersible flat 16 Sqmm, 3 core copper cable, 1100 volts conforming IS 694:1990 complete ,all as specified and directed.

pmv.enterprises (BID ID -3138238)

SAMYDOSS CONSTRUCTIONS (BID ID -3133481)

RK ENTERPRISES (BID ID -3141270)