REPAIR AND MAINTENANCE OF PS OVERHEAD TANK, IRON REMOVAL PLANT, UNSERVICEABLE EXTERNAL WATER SUPPLY VALVES, PIPELINES, TANK CLEANING AND REPLACEMENT OF UNSERVICEABLE GI PIPELINE WITH PP-R PIPELINE AND OTHER CONNECTED MISC ITEMS OF WORKS AT AFS MOHANB

Amount

Excavating in trenches, not exceeding 1.5 m wide and not exceeding 1.5 m in depth for laying of cables, pipes etc. and getting out including trimming the sides and forming bottom surfaces to required levels in soft/loose soil complete all as specified and directed by Engineer-in-charge.

Excavating in trenches, not exceeding 1.5 m wide and exceeding 1.5m and not exceeding 3.0 m in depth for laying of cables, pipes etc. and getting out including trimming the sides and forming bottom surfaces to required levels in soft/loose soil complete all as specified and directed by Engineer-in-charge.

Excavating in trenches, not exceeding 1.5 m wide and not exceeding 1.5 m in depth for laying of cables, pipes etc. and getting out including trimming the sides and forming bottom surfaces to required levels in hard/dense soil complete all as specified and directed by Engineer-in-charge.

Returning, filling in, including spreading, levelling, and well ramming in layer not exceeding 25 cm thick in soft/loose soil complete all as specified and directed by Engineer-in-charge.

Removing excavated material (soil) to a distance not exceeding 50 m and depositing where directed at a level not exceeding 1.5 m above the starting point complete all as specified and directed by Engineer-in-charge.

Material and laour for Boring/Drilling ( horizontally) hole manually under existing road, pavement, hard standing ( maximum 10 m in width) suitable for passing GI tubing upto 110 mm bore including making good disturbed surface without any extra cost complete all as specified and directed by Engineer-in-charge.

Taking up or down old GI tubing with fittings 15 mm bore from trench / wall / surface and connections/fittings including cleaning for refixing or removal to store. complete all as specified and directed by Engineer-in-charge. (Note: Excavation and earthwork measured and paid separately.

All as per item No. 7 above but 20 mm bore dia.

All as per item No. 7 above but 25 mm bore dia.

All as per item No. 7 above but 40 mm bore dia.

All as per item No. 7 above but 50 mm bore dia.

All as per item No. 7 above but 80 mm bore dia.

All as per item No. 7 above but 100 mm bore dia.

Supply and laying 3 layer PP-R Polypropylene random copolymer concealed pipes 25 mm outer dia, SDR 7.4 ( PN16) , UV stabilized and antimicrobial fusion welded having thermal stability for hot & cold water supply all PP-R Plain and brass threaded polypropylene random fittings laid in trenches / wall including all fittings complete all as specified and directed by Engineer-in-charge.

All as per item No. 14 above but 32 mm outer dia.

Supply and laying 3 layer PP-R Polypropylene random copolymer concealed pipes 63 mm outer dia, SDR 11 ( PN10) , UV stabilized and antimicrobial fusion welded having thermal stability for hot & cold water supply all PP-R Plain and brass threaded polypropylene random fittings laid in trenches / wall including all fittings complete all as specified and directed by Engineer-in-charge.

All as per item No. 16 above but 90 mm outer dia.

All as per item No. 16 above but 110 mm outer dia.

Supply & fixed in repairs, PP-R Gate valves ( brass insert) 25 mm outer bore of pipe, complete all as specified and directed by Engineer-in-charge.

Supply & fixed in repairs, PP-R Gate valves ( brass insert) 32 mm outer bore of pipe, complete all as specified and directed by Engineer-in-charge.

Supply & fixed in repairs, PP-R Gate valves ( brass insert) 63 mm outer bore of pipe, complete all as specified and directed by Engineer-in-charge.

Material and Labour for opening of sluice valves for rectifying leakage of size 80 mm dia, refacing, regrinding and re-fixing with new gland packing, gasket, nut, bolt, washer & wheel after repair including testing complete all as specified and directed by Engineer-in-charge.

Material and Labour for opening of sluice valves for rectifying leakage of size 100 mm dia, refacing, regrinding and re-fixing with new gland packing, gasket, nut, bolt, washer & wheel after repair including testing complete all as specified and directed by Engineer-in-charge.

Material and Labour for opening of sluice valves for rectifying leakage of size 150 mm dia, refacing, regrinding and re-fixing with new gland packing, gasket, nut, bolt, washer & wheel after repair including testing complete all as specified and directed by Engineer-in-charge.

Supply and fixed in repairs, Cast Iron sluice valve of 150 mm bore, class PN 1.6 duly ISI Marked, (conforming to IS-14846-2000) with iron wheel head both end flanged , brass spindle any pattern with GM check nut complete with jointing material, nuts, bolts, washers, gland packing etc. complete all as specified and directed by Engineer-in-charge.

All as per item No.25 above but 100 mm bore pipe

All as per item No.25 above but 80mm bore pipe

Supply and fixed in replacement, connecting and testing reflux valve (non return valve ISI -5312) CI suitable for 100 mm bore pipe heavy duty both end flanged of pressure rating PN 1.6 and jointing with joint with rubber or fibre board gasket complete with and including required nos size of nuts, bolts and washers complete all as specified and directed by Engineer-in-charge.

Labour only for lifting of submersible mortor pump set upto 20 HP, 3 Phase, 415 Volts, 50 Hz (after isolation of electric power supply from existing system) from existing borewell of depth upto 45m with the help of chain pully carefully including MS/GI pipe and submersible cable by unscrewing nuts and bolts from flange joints and staking at site for refixing after necessary repair including transportation to local workshop, dismantling of motor pump set and replacing the bowl, impeller, bush, neck ring, SS Shaft, key, Coupling, thrust bearing, sar clip, upper and lower housing etc and repair to pump set by re-metaling, grinding, polishing on lathe machine, transporting back to site after greasing and reassembling the pump set with complete testing and lowering the submersible pump, MS/GI pipe and submersible cable to its original position including painting with 2 coat of enamel paint (1st quality) over a coat of zinc chrome primer complete all as specified and directed by Engineer-in-charge. Note:- (i) Spares required for repairs and replacement shall be measured and paid separately under respective items as "supply only". (ii) Quoted rate shall deemed inclusive of labour element for repair and replacement of spares. (iii) Inventory of all defective parts required to be replaced will be recorded in a separate register alongwith Pump No. & location / area before replacement duly signed by JE, Engineer-In-Charge & contractor and the same shall be produced as and when desired for verification. ( iv) Proper gate pass and issue voucher and recipt voucher shall be maintained for out side MD Land repair works are to be carried out for motor pump. (v) Cost of small parts such as nuts, bolts and washers are deemed to be included in quoted rate.

Supply only Bowl for submersible pump.

Supply only Impeller for submersible pump.

Supply only Bushing for submersible pump.

Supply only Neck ring for submersible pump.

Supply only SS shaft for submersible pump.

Supply only Key for submersible pump 1' long.

Supply only Coupling for submersible pumpset..

Supply only Thurst bearing for submersible motor.

Supply only Sar clip for motor.

Supply only Upper housing for submersible motor.

Supply only Lower housing for submersible motor.

Supply and fixing in repairs PVC insulated copper cable, HRFR, water proof best quality of size 3 core, 10 Sqmm, 1100 Volts grade, multistranded complete all as specified and directed by Engineer-in-charge.

Supply and fixing in repairs PVC insulated copper cable, HRFR, water proof best quality of size 3 core, 6 Sqmm, 1100 Volts grade multistranded complete all as specified and directed by Engineer-in-charge.

Supply and fixing in repairs the water level indicator and replacement of nylon rope into SWR 6 sqmm dia of water level indicator of existing length, greasing and repair to rope guide pully and replacement of unserviceable PVC float valves at over head tank of height 40' to 50' andcomplete all as specified and directed by Engineer-in-charge.

Material and labour for opening BP dozer capacity 24 gallons, cleaning inside of the BP dozer including supply and fixing in replacement best quality bladder complete - 01 set, top plate & nozzle assembly( as per sample approved by GE) - 01 set, stop valve 1/2'' - 01 No. including preparation of rusted existing surfaces and painting with two coat of aluminium paint externally and two coat of black bituminous paint (suitable for driking water) over a coat of red oxide primer complete all as specified and directed by Engineer-in-charge.

Supply and fixed in repairs chlorine dozing LDPE pipe with nozzle threaded for supply line suitable for 24 Gallons BP Dozer complete all as specified and directed by Engineer-in-charge.

Supply and fixing in repairs CI venturi of size 100 mm dia having arrangement for dosing of bleaching/ALTOCH GP solution suitable for 24 Gallons BP Dozer complete all as specified and directed by Engineer-in-charge.

Supply, laying, jointing and testing Mild steel galvanised water tubing, 15 mm bore dia, medium grade, with and including all GI fittings in trench / wall / surface complete all as specified and directed by Engineer-in-charge. Note :- (i) Excavation & earthwork shall be measured & paid separately under appropriate item) (ii) All fittings required for laying / fixing shall be brought by the contracor and cost there of shall deemed to be included in the quoted rates.

Supply, laying, jointing and testing Mild steel galvanised water tubing, 20 mm bore dia, medium grade, with and including all GI fittings in trench / wall / surface complete all as specified and directed by Engineer-in-charge. Note :- (i) Excavation & earthwork shall be measured & paid separately under appropriate item) (ii) All fittings required for laying / fixing shall be brought by the contracor and cost there of shall deemed to be included in the quoted rates.

Supply, laying, jointing and testing Mild steel galvanised water tubing, 25 mm bore dia, medium grade, with and including all GI fittings in trench / wall / surface complete all as specified and directed by Engineer-in-charge. Note :- (i) Excavation & earthwork shall be measured & paid separately under appropriate item) (ii) All fittings required for laying / fixing shall be brought by the contracor and cost there of shall deemed to be included in the quoted rates.

Supply, laying, jointing and testing Mild steel galvanised water tubing, 40 mm bore dia, medium grade, with and including all GI fittings in trench / wall / surface complete all as specified and directed by Engineer-in-charge. Note :- (i) Excavation & earthwork shall be measured & paid separately under appropriate item) (ii) All fittings required for laying / fixing shall be brought by the contracor and cost there of shall deemed to be included in the quoted rates.

Supply, laying, jointing and testing Mild steel galvanised water tubing, 50 mm bore dia, medium grade, with and including all GI fittings in trench / wall / surface complete all as specified and directed by Engineer-in-charge. Note :- (i) Excavation & earthwork shall be measured & paid separately under appropriate item) (ii) All fittings required for laying / fixing shall be brought by the contracor and cost there of shall deemed to be included in the quoted rates.

Supply, laying, jointing and testing Mild steel galvanised water tubing, 80 mm bore dia, medium grade, with and including all GI fittings in trench / wall / surface complete all as specified and directed by Engineer-in-charge. Note :- (i) Excavation & earthwork shall be measured & paid separately under appropriate item) (ii) All fittings required for laying / fixing shall be brought by the contracor and cost there of shall deemed to be included in the quoted rates.

Supply, laying, jointing and testing Mild steel galvanised water tubing, 100 mm bore dia, medium grade, with and including all GI fittings in trench / wall / surface complete all as specified and directed by Engineer-in-charge. Note :- (i) Excavation & earthwork shall be measured & paid separately under appropriate item) (ii) All fittings required for laying / fixing shall be brought by the contracor and cost there of shall deemed to be included in the quoted rates.

Re-laying, jointing and testing Mild steel galvanised water tubing, 25 mm bore dia, medium grade, with and including all GI fittings in trench / wall / surface complete all as specified and directed by Engineer-in-charge. Note :- (i) Excavation & earthwork shall be measured & paid separately under appropriate item) (ii) All fittings required for laying / fixing shall be brought by the contracor and cost there of shall deemed to be included in the quoted rates.

Re-laying, jointing and testing Mild steel galvanised water tubing, 50 mm bore dia, medium grade, with and including all GI fittings in trench / wall / surface complete all as specified and directed by Engineer-in-charge. Note :- (i) Excavation & earthwork shall be measured & paid separately under appropriate item) (ii) All fittings required for laying / fixing shall be brought by the contracor and cost there of shall deemed to be included in the quoted rates.

Re-laying, jointing and testing Mild steel galvanised water tubing, 100 mm bore dia, medium grade, with and including all GI fittings in trench / wall / surface complete all as specified and directed by Engineer-in-charge. Note :- (i) Excavation & earthwork shall be measured & paid separately under appropriate item) (ii) All fittings required for laying / fixing shall be brought by the contracor and cost there of shall deemed to be included in the quoted rates.

Supply, laying, jointing and testing Mild steel galvanised water tubing, 80 mm bore dia, medium grade, with and including all GI fittings fitted to 10,000 gallons capacity PS over head water tank installed on 40' to 50' height staging including taking down existing complete all as specified and directed by Engineer-in-charge. Note :- (i) (Note :- Cost of bamboo etc required for staging/working platform shall be included in the overall rates quoted)

Supply, laying, jointing and testing Mild steel galvanised water tubing, 100 mm bore dia, medium grade, with and including all GI fittings fitted to 10,000 gallons capacity PS over head water tank installed on 40' to 50' height staging including taking down existing complete all as specified and directed by Engineer-in-charge. Note :- (i) (Note :- Cost of bamboo etc required for staging/working platform shall be included in the overall rates quoted)

Supply and fixing in repair fully automatic Star-Delta starter for submersible pump set of rating 20 HP, 415 volt, 50 Hz, three phase with suitable thermal relay, single phase preventer, panel mounting type, timer, contactors and necessary connection complete all as specified and directed by Engineer-in-charge.

Dismantling of unserviceable/ cracked valve pit chamber of size (400 mm x 400 mm x 400 mm, internal size) and including removal of demolished material and rusted mild steel cover and frame to a distance not exceeding 50 mtrs complete all as specified and directed by Engineer-in-charge.

Dismantling of unserviceable/ cracked valve pit chamber of size (900 mm x 900 mm x 900 mm, internal size) and including removal of demolished material and rusted mild steel cover and frame to a distance not exceeding 50 mtrs complete all as specified and directed by Engineer-in-charge.

Material and labour for construction of valves pit chamber of internal dimension (400 mm x 400 mm x 400 mm ), using PCC (1:4:8) type D2, 40 mm graded stone aggregate for foundation 15 cm thick, 23 cm thick wall with sub class new 'B' bricks in CM (1:4), 10 mm thick rendering all around the brick work with 1:4 cement mortar PCC (1:3:6) type C1 coping/bedding with 20 mm graded agregate for grouting MS frame including 3 mm thick MS top sheet cover with locking arrangement including 50 mm pad lock with double key arrangement, MS frame out of 40 x 40 x 5 mm thick angle iron including paintaing of steel surface with two coats of synthetic enamel paint over a coat of red oxide primers finishing coat and three coats of white wash on plastered surface (exposed to view) including necessary excavation in any type of soil, returning filling in and removal of surplus soil to a distance not exceeding 50 mtrs all as specified complete all as specified and directed by Engineer-in-charge.

Material and labour for construction of valves pit chamber of internal dimension (900 mm x 900 mm x 900 mm ), using PCC (1:4:8) type D2, 40 mm graded stone aggregate for foundation 15 cm thick, 23 cm thick wall with sub class new 'B' bricks in CM (1:4), 10 mm thick rendering all around the brick work with 1:4 cement mortar PCC (1:3:6) type C1 coping/bedding with 20 mm graded agregate for grouting MS frame including 5 mm thick MS top sheet cover with locking arrangement including 50 mm pad lock with double key arrangement, MS frame out of 40 x 40 x 6 mm thick angle iron including paintaing of steel surface with two coats of synthetic enamel paint over a coat of red oxide primers finishing coat and three coats of white wash on plastered surface (exposed to view) including necessary excavation in any type of soil, returning filling in and removal of surplus soil to a distance not exceeding 50 mtrs all as specified complete all as specified and directed by Engineer-in-charge.

Supply & fixed in repairs, 20 mm bore, gun metal globe gate valve, yoke type, full opening with iron wheel head, screwed both ends, heavy duty, ISI marked conforming to IS-778 complete all as specified and directed by Engineer-in-charge.

Supply & fixed in repairs, 25 mm bore, gun metal globe gate valve, yoke type, full opening with iron wheel head, screwed both ends, heavy duty, ISI marked conforming to IS-778 complete all as specified and directed by Engineer-in-charge.

Supply & fixed in repairs, 40 mm bore, gun metal globe gate valve, yoke type, full opening with iron wheel head, screwed both ends, heavy duty, ISI marked conforming to IS-778 complete all as specified and directed by Engineer-in-charge.

Supply & fixed in repairs, 50 mm bore, gun metal globe gate valve, yoke type, full opening with iron wheel head, screwed both ends, heavy duty, ISI marked conforming to IS-778 complete all as specified and directed by Engineer-in-charge.

Cutting of existing GI pipe, 80 mm bore, in position for Insertion of new tee of size 80 mm complete all as specified and directed by Engineer-in-charge.

Cutting of existing GI pipe, 100 mm bore, in position for Insertion of new tee of size 100 mm complete all as specified and directed by Engineer-in-charge.

Material and labour in repairs run lead joints suitable for spigot & socketed CI Pipe, 100 mm bore and gland packing wherever necessary and all jointing materials to make the joint absolutely leak proof including burning out lead joint in position, removing & recovering old lead & including necessary earth work excavation as required complete all as specified and directed by Engineer-in-charge. (Note: Qty of Lead required if any for this joint shall not be paid extra.)

Material and labour in repairs run lead joints suitable for spigot & socketed CI Pipe, 150 mm bore and gland packing wherever necessary and all jointing materials to make the joint absolutely leak proof including burning out lead joint in position, removing & recovering old lead & necessary earth work excavation as required complete all as specified and directed by Engineer-in-charge. (Note: Qty of Lead required if any for this joint shall not be paid extra.)

Material and labour for cleaning of internal surface of 10000 Gallons capacity Steel PS OH tank installed at height of 40' to 50' by scraping with brush, rubbing down scales, dirt, sludge etc and washing with clear water using bleaching powder/caustic soda and taking all rubbish from the tank and removing the same to outside MD land at any distance and applying filling compound to fill joint gap internally including the writing of date of cleaning complete all as specified and directed by Engineer-in-charge.

Material and labour for cleaning external steel surface of existing PS OH tank of 10000 Galllons capacity installed at height of 40' to 50'of by complete removal of old paints/rust by applying detergent and scrapping/wire brushing/sand papering and washing with clear water and painting of external surface of PS OH tank complete with two coats of aluminium paint over a coat of red oxide primer including painting of structure, sluice valve and connected all pipe lines from tank to borewell as per colour coding complete all as specified and directed by Engineer-in-charge. Note: Work shall be carried out in safety norms and all safety shall be provided by the contractor and no extra claim shall be admissable at later stage.

Opening completely pressure filter & oxidation chamber of capacity 10000 GPH and taking out existing filter media (sand, gravels), stainers and nozzles, removing (except serviceable for re-use) and depositing filter media to a distance not exceeding 50 m including necessary repair/welding to make the pressure filter vessels complete leak proof for improving the strength and finally reassembling the pressure filter & oxidation chamber including filling of new strainer, gravels & sand in existing position duly cleaned replacing worn out gasket and nut bolts and washers complete all as specified and directed by Engineer-in-charge. ( Note- Nozzles, strainers, gravels shall be measured and paid separately under relevant items as Supply only)

Supply only of PVC push type/threaded type strainer suitable for filteration plant complete all as specified and directed by Engineer-in-charge.

Supply only special coarse sand passing through 3.125 x 1.56 mm mesh suitable for use in filteration plant complete all as specified and directed by Engineer-in-charge.

Supply only new washed, cleaned, dust free, gravel of grading 25 mm to 20 mm. graded filter media suitable for use in filteration plant complete all as specified and directed by Engineer-in-charge.

Supply only new washed, cleaned, dust free, gravel of grading 20 mm to 12 mm. graded filter media suitable for use in filteration plant complete all as specified and directed by Engineer-in-charge.

Supply only new washed, cleaned, dust free, gravel of grading 12 mm to 06 mm. graded filter media suitable for use in filteration plant complete all as specified and directed by Engineer-in-charge.

Supply only new washed, cleaned, dust free, gravel of grading 06 mm to 03 mm. graded filter media suitable for use in filteration plant complete all as specified and directed by Engineer-in-charge.

Filling of old washed, cleaned, dust free, gravel of grading 25 mm to 03 mm. graded filter media suitable for use in filteration plant material obtained from item No. 74 complete all as specified and directed by Engineer-in-charge.

Material and labour for preparation of old painted steel/iron surfaces of pressure filter & oxidation chamber of capacity 10000 GPH by scrapping and cleaning of internal surfaces and applying two coats of black bituminious anti corrosive paint suitable for drinking water and marking the date of cleaning on the body complete all as specified and directed by Engineer-in-charge.

Supply and filling in layers mix of manganese dioxide (MnO2) and treated carbofil in lumps of size 20 mm to 15 mm containing 65% of manganese Dioxide and 35% KG carbofil suitable for use in filltration plant complete all as specified and directed by Engineer-in-charge.

Material and labour for disconnecting of defective Air compressor from the Pump house including motor of 3 phase, 2 HP, 440 Volts and Compressor along with PVC pipe including disconnecting electric connection as required and dismantling spare parts of Air Compressor of any size, motor overhauling, rewinding, greasing, testing and separating the unserviceable parts, cleaning the serviceable parts, re-metalling machinery, polishing and re-assembling including replacement of old parts and necessary painting apply spray paint with two coat of synethetic enamel paint over a coat of red oxide primer complete all as specified and directed by Engineer-in-charge. Note:- 1)Spare parts required will be measured and paid separately as "Supply only" here in after. 2) Cost of minor spare parts i.e. nuts, bolts & washersare deemed to be included in the quoted rate.

Supply only Piston oil ring

Supply only Piston Liner

Supply only Bearing

Supply only Gear oil

Supply only Compressor air meter

Supply only Nozzle (Air)

Supply only Gate valve 1/2 inch

Supply only PVC nylon heavy duty pipe

Supply only Fan belt

Supply only Wheel

Supply only adaptor for control valve

Material and labour for mild steel bracing/channel/angle iron support fabricated from structural steel sections including MS nuts, bolts and washers with necessary welding, bending cold or hot, drilling holes for bolts in any shape of size for connecting PS tank plates on height 40 feet to 50 feet including two coats of black bituminous paint suitable for storage of drinking water including taking down existing complete all as specified and directed by Engineer-in-charge.(Note :- Cost of staging/working platform involved shall be deemed to be included in the unit rate quoted).

Material and labour for lifting of submersible mortor pump set (upto 20 HP, 3 Phase, 415 Volts, 50 Hz) from existing borewell of depth upto 45m with the help of chain pully carefully including submersible cable, MS/GI pipe by unscrewing nut and bolts from flange joints and staking at site and developing tube well by over pumping for tube well including lowering the submersible pump, MS/GI pipe and submersible cable to its original position complete after development by compressor and water shall be used only after receipt of satisfactory test result as per IS all as specified and directed. Note :- Over pumping will be carried out by pumping the water at higher capacity i.e. not less than 50% above the yield of bore well. Cost of arranging pump and compressor is deemed to be included in the unit rate quoted complete all as specified and directed by Engineer-in-charge.

Dismantling and taking down unserviceable pressed steel plates to the ground for necessary works of size 1.25 x 1.25 mtr of thickness 5 mm or 1.25x3.75 mtr of thickness 3mm including jointing material (i.e. lead wire /wool /putty /bituminous compound etc) from 10000 Gallons capacity PS over head tank installed on 40' to 50' complete all as specified and directed by Engineer-in-charge. (Note :- Cost of staging/working platform involved shall be deemed to be included in the unit rate quoted).

Supply, fixing, testing and commissioning Pressed steel plates of size 1.25 m x 1.25 m x 5 mm fixed at any position of PS overhead tank installed on 40' to 50' height staging with required number of holes on the plates according to the existing plates of PS tank including necessary jointing materials (i.e. lead wire /wool /putty /bituminous compound etc) to make the jointing portion absolutely leak proof and applying two coat of lead free black bituminous paint suitable for storage of drinking water internally and two coats of aluminium paint over one coat of red oxide zinc chrome primer externally complete all as specified and directed by Engineer-in-charge.

Supply, fixing, testing and commissioning Pressed steel plates of size 1.25 m x 3.75 m x 3 mm fixed at any position of PS overhead tank installed on 40' to 50' height staging with required number of holes on the plates according to the existing plates of PS tank including necessary jointing materials (i.e. lead wire /wool /putty /bituminous compound etc) to make the jointing portion absolutely leak proof and applying two coat of lead free black bituminous paint suitable for storage of drinking water internally and two coats of aluminium paint over one coat of red oxide zinc chrome primer externally complete all as specified and directed by Engineer-in-charge. (Note :After repair tank shall be filled with water and leak test shall be done.)

Material and labour for refixing of old plates in position by loosing the jointing bolts, unscrewing jointing materials such as lead wire/tapes, lead wool gasket, bituminous compound and replacing with new matching made bolts, buts, washers bituminous compound suitable for potable water compound for arresting water leakage from the plates joints and MS cleats wherever required including welding work to plates wherever necessary complete all as specified and directed by Engineer-in-charge.

Material and labour for preparation of old painted steel and iron surfaces of any description , not otherwise described ,over 10 cm width or girth and painting one coat with synthetic enamel spray paint of approved shade including cleaning, stopping and rubbing down and removing all drops etc. complete all as specified and directed by Engineer-in-charge.

Material and labour for preparation of old painted steel and iron surfaces of any description , not otherwise described ,over 10 cm width or girth and painting one coat with aluminium spray paint of approved shade including cleaning, stopping and rubbing down and removing all drops etc. complete all as specified and directed by Engineer-in-charge.

Material and labour for writing letters or figures ( Block , Roman, Italic or Indian ) n exc 30 cm high with thick synthetic enamel paint with out showing signs of brushes mark ( if necessary they shall be repainted until the desired result obtained) complete all as specified and directed by Engineer-in-charge.

Supply & fixing in replacement of flex fiber board of minimum thickness 5mm (on existing frame), surface/ wall mounting type, digitally printed with letters or figures (Block, Roman, Italic or Indian) as per sample including cutting into pieces as per site requirement complete all as specified.

Material and Labour for cutting of all burnt winding of motor of capacity 20 HP and cleaning of all parts and rewinding with new super enameled winding copper wire of suitable/existing gauge including all insulating materials such as PVC copper cable lead, glass fiber sleeves, cotton tape, insulation paper and applying insulating varnish and heating in heat chamber at approprite temperature.

Material and Labour for cutting of all burnt winding of motor of capacity 2 HP and cleaning of all parts and rewinding with new super enameled winding copper wire of suitable/existing gauge including all insulating materials such as PVC copper cable lead, glass fiber sleeves, cotton tape, insulation paper and applying insulating varnish and heating in heat chamber at approprite temperature.

RAJ BUILDER

R K CHAKRABORTY AND CO

D N ENTERPRISE

HIND CONSTRUCTION

M/S D G ENTERPRISE

S K ENTERPRISE

M/S RK Trading