REPAIR/ REPLACEMENT AND MAINTENANCE OF ARBORICULTURE SYSTEM, ALLIED WORKS AND REPAIR/ MAINT OF IRON REMOVAL PLANTS WATER FILTRATION PLANTS AND SWIMMING POOL AT FORT WILLIAM UNDER GE (FW) KOLKATA

Amount

SCH 'A' PART-I (BUILDING WORKS) Demolition of Cement Concrete (un-reinforced) in Ground Floors and Pavings not exc. 150mm thickness (above or below Ground Level), complete all as specified and as directed.

Demolition of Cement Concrete (un-reinforced) of any description and in any position not otherwise specifically provided for,, complete all as specified and as directed.

Demolition of reinforced Cement Concrete of any description and in any position not otherwise specifically provided for,, complete all as specified and as directed.

Demolition of brick work built in cement mortar or cement lime mortar including all quoins, arches, pillars etc complete all as specified and directed.

Demolition of stone slabs and tiles of any description or thickness in floors/vertical surfaces, etc laid, bedded and pointed in any mortar, etc complete all as specified and directed.

Taking down cement plaster from brick or concrete surfaces of any description including racking out joints, hacking for key, scrubbing down with water etc complete all as directed.

Dismantling of floor, hearth or wall tiling incl cement mortar bedding (but not backing) removing tiles from site and rubbish off the premises complete all as specified and directed.

M&L for brick work using old size fly-ash bricks straight or curved on plan exc 6 metre mean radius, built in cement mortar 1:6 complete all as specified and directed.

M&L for 75mm thick PCC (1:3:6) type 'C-2' (using 40mm graded crushed stone aggregate) as in sub base of concrete finished even and fair cement complete all as directed..

M&L for 40 mm thick PCC 1:2:4 type B0, using 12.5 mm graded crushed stone aggregate, mixed with water proofing compound as per manufacturer's instructions, finished even and fair complete all as specified and as directed. (NOTE: WPC shall be measured and paid seperately)

Supply only liquid water proofing compound complete all as specified and directed.

M&L 15 mm thick rendering in cement mortar (1:4) to brick or concrete wall surfaces, mixed with water proofing compound as per manufacturer's instruction, finished even and smooth without using extra cement all as specified and as directed.

M&L 15 mm thick rendering in cement mortar (1:3) to brick or concrete wall surfaces, mixed with water proofing compound as per manufacturer's instruction, finished even and smooth without using extra cement all as specified and as directed.

M&L Glazed Ceramic coloured tiles of size 200x100x7mm thick in floors, set and jointed with tile adhesive (as per manufacturer's specifications) and pointed in white or colour cement to match the colour of tiles complete all as specified and directed.

All as per item No. 14 above, but on vertical surfaces

M&L Glazed Ceramic coloured tiles of size 200x200x7mm thick in floors, set and jointed with tile adhesive (as per manufacturer's specifications) and pointed in white or colour cement to match the colour of tiles complete all as specified and directed.

M&L Glazed Ceramic coloured tiles of size 300x200x7mm thick in floors, set and jointed with tile adhesive (as per manufacturer's specifications) and pointed in white or colour cement to match the colour of tiles complete all as specified and directed.

M&L 18-20 mm thick coloured granite tiles, machine cut as in steps, jambs, pillars, window cills, cooking platforms and on floor over and including 15mm thick backing layer in cement mortar (1:6), set and jointed with grey cement slurry and pointed with white cement with admixture of pigment to match the shade of granite tile including rubbing and polishing complete all as specified and as directed.

M&L for 10-12 mm thick coloured granite tiles, machine cut as in vertical surfaces such as skirting/dado over and including 10mm thick backing layer in cement mortar (1:3), set and jointed with grey cement slurry and pointed with white cement with admixture of pigment to match the shade of granite tile including rubbing and polishing complete all as specified and as directed.

S& F Glass mosaic tiles (20mm x 20mm x 4 mm thickness) on walls, set and jointed in adhesive mixture and pointed white or coloured cement to match, cutting and matching for figure or picture all as specified and directed.

M&L Preparing new Surfaces of Walls and applying Two Coats of Exterior Emulsion Paint (as per Manufacturer’s instructions) over a coat of primer suitable for external surfaces complete all as specified and directed. (Make of Paint: Asian Paint (Apex Ultima) / ICI Dulux (Weather Shield Max) / Berger (Weather Coat All Guard) / Shalimar Paints (Xtra Maximum) / Nerolac (Excel Total)/ Jotun (Jotashield Water Xtreme)

Dismantling structural steel work including doors, gates, but excluding framed trusses etc., complete all as specified and directed.

M&L for Ornamental mild steel framed work such as grills, gratings, etc.. with ends of bars shouldered and/or riveted, or forged into spikes; framed guard bars; barred iron doors; ladders; framed balusters; walk ways; railings; framework of water tanks and similar work conforming to Fe.290.Gde-E-165, portions framed and hung as gates, including pintle hinges, stops, hand-made sliding bolts, etc.complete all as specified and directed.

M&L for applying two coats of synthetic enamel paint over a coat of red oxide primer on new steel surfaces of any description over 10cm width or girth including cleaning and preparation of surfaces complete all as specified and directed.

M&L for applying one coat of synthetic enamel paint on Old steel surfaces of any description over 10cm width or girth including cleaning and preparation of surfaces complete all as specified and directed.

M&L for plain cement concrete (1:2:4) type B1 using 20 mm graded aggregates in lintels upto 1.5 m clear span, cills, steps, seismic and other similar bands, plinth courses, parapets and railings upto 60 cm in height, copings, kneelers, apex stones , bed plates, kerbs, water troughs and the like including weathering, slightly rounded or chamfered angles and throating including formwork complete all as specified and directed.

M&L for providing precast RCC 1:1½:3, type A1 (nominal mix) type A1 using 20 mm graded stone aggregates, set and laid in cement mortar 1:4 in landings, cover slabs (for man holes etc.) chullah hoods, chajjas, water troughs, mangers, shelves and similar articles with plain faces including necessary formwork, moulds, etc complete all as specified and as directed. (NOTE: MS reinforcement shall be measured and paid seperately)

M&L TMT Bars 6-8 mm dia and over, cut to length, bent to shape required including crank-ing, bending and binding with and including Mild Steel Wire (annealed) not less than 0.90 mm, complete all as specified and as directed.

M&L for Cutting V shaped grooves as directed with cracks of any type and cleaning the area by mechanical means like pressured air pressured water applications to remov particles and dusy completely and filled/ injected the groves by cement mixture with intraplast EP through the nozzle by high pressure ijection pump like Fosroc 100 or equivalent, complete all as specified and directed.

M&L for preparation of new plastered surfaces and applying two coats of cement base paint over a coat of chalk whiting complete all as specified and directed.

SCHEDULE 'A' PART-II (WATER SUPPLY WORKS) Taking out existing open well submersible pumping set, of capacity 0.5 HP, single phase, dismantling the pump set from motor and removing all burnt/worn out coils, cleaning the slots and rewinding with super enamelled copper wire of existing size including varnishing two coats, drying and re-assembling the elctric motor, re-transporting, re-installation and testing complete all as specified and directed.

All as per item No.31 here-in-before but of capacity 1 HP

All as per item No. 31 here-in-before but of capacity 1.5 HP

All as per item No.31 here-in-before but of capacity 2 HP

All as per item No.31 here-in-before but of capacity 3 HP

All as per item No.31 here-in-before but of capacity 5 HP

All as per item No.31 here-in-before but of capacity 7.5 HP

All as per item No.31 here-in-before but of capacity 10 HP

S&F in repairs LED RGB colour fountain light, in die cast aluminium, silver coloured body, 6X3 Watt, IP 68 grade protection, of cutout size 100mm dia and 120mm height, total lumen output 960 lumen with beam angle 5-45 degree incl all accessories such as constant current driver, lens, glass, gland, clamp etc complete all as specified and as directed by Engr in Charge.

S&F in repair Constant current driver suitable for 6 X 3 Watt LED fountain light complete all as specified and as directed by Engr in Charge. (Make : As per OEM or any other reputed make as approved by GE) NOTE: This item shall be executed for replacement of damaged driver of the serviceable light fittings.

S&F in repair LED light colour changing control box, of capacity 230 Volts, 10 Amps to achieve six colour sequence operations complete all as specified and as directed by Engr in Charge.

S&F in repair single phase submersible pump starter, 220 volt AC supply with capacitor rating 25 MFD and relay range 6 Amps, suitable for 0.5 HP motor incl taking down existing starter complete all as specified and as directed. (Make : BCH, Cat No: CPPM50-25-SP / L&T, Cat No: SS97728OOVE or equivalent model in HAVELLS / HPL / SCHNEIDER)

S&F in repair single phase submersible pump starter, 220 volt AC supply with capacitor rating 36 MFD and relay range 8 Amps, suitable for 1.0 HP motor incl taking down existing starter complete all as specified and as directed. (Make : C&S, Cat No: BE1-SSCEDP202U5T8 / BCH, Cat No: CPPM60-36-SP / L&T, Cat No: SS97730OOVE or equivalent model in HAVELLS/ HPL / SCHNEIDER)

S&F in repair single phase submersible pump starter, 220 volt AC supply with capacitor rating 50 MFD and relay range 12 Amps, suitable for 2.0 HP motor incl taking down existing starter complete all as specified and as directed. (Make : BCH, Cat No: CPPM70-50-SP / L&T, Cat No: SS97732OOCG or equivalent model in HAVELLS/ HPL / SCHNEIDER)

S&F in repair three phase submersible pump starter, 415 volt AC supply with relay range 5.5-8 Amps, suitable for 5 HP motor incl taking down existing starter complete all as specified and as directed. (Make : C&S, Cat No: BE1DXP204 # 312 / L&T, Cat No: SS97756COVO or equivalent model in BCH / HAVELLS/ HPL / SCHNEIDER)

S&F in repair three phase submersible pump starter, 415 volt AC supply with relay range 9-14 Amps, suitable for 7.5 HP motor incl taking down existing starter complete all as specified and as directed. (Make : C&S, Cat No: Cat No: BE1DXP204 # 316X / L&T, Cat No: SS95983DOAO or equivalent model in BCH / HAVELLS/ HPL / SCHNEIDER)

S&F in repair three phase submersible pump starter, 415 volt AC supply with relay range 15-22 Amps, suitable for 10.0 HP motor incl taking down existing starter complete all as specified and as directed. (Make : C&S, Cat No: Cat No: BE1DXP204 # 321 / L&T, Cat No: SS95983DOCO or equivalent model in BCH / HAVELLS/ HPL / SCHNEIDER)

S&F in repair submersible pump capacitor 25 MFD, single phase suitable for 0.5 HP motor complete all as specified and directed.

S&F in repair submersible pump capacitor 36 MFD, single phase suitable for 1.0 HP motor complete all as specified and directed.

S&F in repair submersible pump capacitor 50 MFD, single phase suitable for 2.0 HP motor complete all as specified and directed.

S&F in repairs 3 step fountain floor nozzle with 19 Nos adjustable nozzles (4 mm hole), chromium plated brass body with ABS parts of size 25 mm complete all as specified and as directed by Engr in Charge.

S&F in repair solid water Brass jet nozzles 1" dia suitable for fixing on 25mm dia pipes complete all as specified and as directed by Engr in Charge.

S&F in repair flowering nozzles consisting 24 Nos Nozzles holes made of brass, suitable for fixing on 25 mm dia pipes complete all as specified and as directed by Engr in Charge.

M&L for drain out water from fountain sump and removing the sludge by scrubbing, cleaning the inner surfaces and walls with wire brush, by using mercuric acid, complete all as specified and as directed by Engr in Charge.

Dismantling of ball fountain with 85 Nos steel body pipes of size 76 cm long x 15 mm dia with brass nozzles on top of the pipes, removing/unscrewing the nozzles, cleaning properly the nozzles, pipes and ball fountain complete with wire brush, acid etc and refixing the nozzles, pipes etc in position and the re-fixing ball fountaion including testing for complete serviceablity of the fountain complete all as specified and directed. (NOTE: New Steel body pipes & brass nozzles, if required, shall be measured and paid seperately)

Supply only galvanised steel pipes 15 mm dia, medium grade, of size 76 cm long, duly threaded for fixing nozzles complete all as specified and as directed by Engr in Charge.

Supply only brass nozzles for fixing on ball fountain pipes complete all as specified and as directed by Engr in Charge.

S&F in repair brass foam fountain nozzles medium type complete all as specified and as directed by Engr in Charge.

S&F in repair bell type brass fountain complete all as specified and as directed by Engr in Charge.

S&F in repair PVC insulated flat industrial copper cable, of cross-sectional area 1.5 sq mm x 3 core multi stranded suitable for submersible pump complete all as specified and as directed.

All as per Item No. 60 here-in-before, but cable of size 2.5 sqmm 3 core

All as per Item No. 60 here-in-before, but cable of size 4 sqmm 3 core

Taking out existing GI pipes from existing position in fountains, etc alongwith nozzles and other fittings and providing new GI pipe with all fittings including drilling, cutting & fabrication, bent to shape required, and welding of brass crown nozzles at equal intervals of approx 10 cm apart (as per existing layout) duly laid/fixed on wall / floor including testing for functionality of the system complete all as specified and as directed by Engr in Charge for the following size of pipes :-. (NOTE: Existing brass crown nozzles shall be re-fixed. New nozzles, if required shall be measured seperately as "Supply Only")

40 mm bore GI pipe medium grade

41 mm bore GI pipe medium grade

Supply only Brass Adjustable crown Nozzles complete all as specified and as directed by Engr in Charge.

S&Fin repairs MCB, SPN 16- 32 Amps, breaking capacity 10KA 'C' series, complete all as specified and directed. (MAKE : L&T / LEGRAND / C&S / SCHNEIDER / ABB / PANASONIC / HAGER)

S&F in repairs Isolator TPN 40 Amps, 415 Volts,complete all as specified and directed. (MAKE : L&T / LEGRAND / C&S / SCHNEIDER / ABB / PANASONIC / HAGER)

S&F in repairs Isolator TPN 63 Amps, 415 Volts,complete all as specified and directed. (MAKE : L&T / LEGRAND / C&S / SCHNEIDER / ABB / PANASONIC / HAGER)

S&F in repairs Sheet metal enclosure double door type SPN DB 2 way for incorporating MCB's complete all as specified and directed. (MAKE : L&T / LEGRAND / C&S / SCHNEIDER / ABB / PANASONIC / HAGER)

S&F in repair Brass Adjustable crown Nozzles complete all as specified and as directed by Engr in Charge. (NOTE: This item shall not be excuted under Item No. 51 above)

Dismantling brass adjustable crown nozzles from fountain body, properly cleaning and refixing of nozzles in position complete all as specified and directed.

S&F in repair brass foot valve strainer, inner/outer threaded type complete all as specified and as directed by Engr in charge for the following size :-

25 mm dia

40 mm dia

50 mm dia

80 mm dia

S&F in repair Gun metal gate valve, 80 mm bore, as per IS : 778-84 Class-1 Pressure tested 2.4 Mpa with iron wheel head, screwed both ends for iron pipes or for unions complete as all specified and as directed.

All as per Item No. 57 above but 50 mm bore valve

All as per Item No. 57 above but 40 mm bore valve

All as per Item No. 57 above but 25 mm bore valve

All as per Item No. 57 above but 20 mm bore valve

Supply of RCC flowerpot of suitable size (with dia & depth not less than 450mm and 500mm respectively), painted with two coats of synthetic enamel paint of approved shade, filled with prepared mix of earth duly mixed with cow dung, neem khali, bone meal, DAP, chloropyriphos etc in required incuding supply and planting of healthy saplings of "Harika Palm" species (of minimum 45 cm height) in the flower pot complete all as specified and directed.

Supply and plantation of hedges (Species - Duranta Golden or equivalent as approved by GE) at an interval of 30 cm including preparation of ground to required depth, filling of sweet earth mixed with adequate qty of cow dung, neem khali, bone meal, DAP etc in required proportion and watering etc complete all as specified and directed.

NOTE FOR ITEM No. 77 & 78 :- (i) Cost of manure, chemical, bone meal, neem khali etc is deemed to be included in the quoted rate. (ii) The quoted rates shall be deemed to be inclusive of upkeeping and maintenance of the lawn & plants, proving manure, weeding, application of suitable chemical for termite and weed infestation, cutting & trimming of hedges as per desired shape for a period of one year from the certified date of completion. (iii) An amount equivalent to 20% of the quoted amount shall be retained from the payment due to the contractor as security deposit for the maintenance of the plants. The amount shall be released on satisfactory completeion of the maintenance period. the contractor may alternately, submit a FDR for the equivalent amount in favor of the Accepting Officer.

SCHEDULE 'A' PART-II (WATER SUPPLY WORKS) Dismantling the old unserviceable items from the existing iron removal plant of 10000 GPH capacity incl opening the man hole cover taking out all filter media i.e. sand, gravels, pebbles, stainer, MNO2, Resin, valves, pipe fittings with complete connection of pipes & valves and repairing the same including filling of filter media/chemicals as required and testing complete all as specified and as directed. Each iron removal plant consists of following:- (a) One Pressure filter capacity 10000 GPH. (b) One Softner capacity 10000 GPH (c) One soda ash dozer / Oxidation chamber (d) Accessories for above items.

Notes :- (a) Quoted rate is deemed to be inclusive of :- (i) keeping leak proof of whole plants, all Sluice/ diapharam / flanged valves, replacement of rubber hose, clamps, etc. (ii) Filling of all filter media to plants like gravels, pebbles, sand, catalyst MNO2, resin, stainer etc. (iii) Disconnection or interconnection pipes of any sizes, valves, guages, and all accessories etc., incl reassembling the whole plant by welding., jointing etc. (iv) Testing of water for Iron, PH value, Hardness, Residual chlorine etc. (b) New items like pressure guage, pipes/flanges of any type & any size, valves of any type, diaphram, painting, water testing, fliter media, nut, bolt , washers shall be measured and paid seperately under relevent items of this schedule. (c) Contractor is advised to visit the site prior to submission of bid. No claim shall be admissible at a later stage.

Supply only Coarse sand suitable for filter media/rapid gravity filter

Supply only 2 to 5 MM gravels

Supply only 5 to 12 MM gravels-

Supply only 12 to 20 MM gravels

Supply only 20 to 40 MM gravels

Supply only Catalyst (MNO2) having 65% content

Supply only common salt

M&L for the cascade consisting of three tiers and cleaning by applying Hydrochloric acid / Muratic acid, cleaning thoroughly the floor of three tier cascade with the help of water and finally painting the wall surface (weather proof) and testing cascade for smooth functioning etc complete all as specified and directed by Engineer-in-Charge.

M&L Cleaning and servicing of balancing tank by using wire brush, manually removing the deposited silt, debris at the bottom (8.30 m depth), suitable for cleaned water, inside the tank (area of tank approx 16 Sqm) and painting of DI Pipe of Dia 200 MM with one coat of synthetic enamel paint etc complete all as specified and directed.

S&F Roller with bearing suitable for suction sweeper pumps as in repair complete all as specified and directed by engr-in-charge

S&F Wood core nylon brush 48" long for sweeper (pool cleaner), as in repair complete all as specified and directed by Engineer-in-Charge.

S&F Wood core nylon brush 24" long for sweeper (pool cleaner) . as in repair complete all as specified and directed by Engineer-in-Charge.

S&F Nylon (polymide multifilament) rope 26 mm dia 3 strand, conforming to IS 4572, for suction sweeper as in repair complete all as specified and directed by Engineer-in-Charge.

M&L two coats of black bituminious paint after necessary preparation of internal surfaces of plants consisting of one pressure filter, one water softner & one oxidation chamber of capacity 10000 LPH including necessary connected pipe lines and valves complete all as specified and directed by Engineer-in-Charge.

M&L one coat of synthetic enamel paint (smoke grey/blue shade) after preparation of external surfaces of plant consisting of one pressure filter, one water softner & one oxidation chamber of capacity 10000 LPH including necessary connected pipe lines and valves complete all as specified and directed by Engineer-in-Charge.

S&F Cast iron bend upto 200 mm bore (any type, radius and angle) taper any type (straight, bend, increasing, decreasing or double socket etc) tee pieces, 'Y' junction, double branch, cross (all sockets or socket and spigot/flanged type) collars, caps and plugs as in repair complete all as directed by Engineer-in-Charge.

S&F Fibre reinforced PVC suction pipe of size 40 MM dia fixed as in repair complete all as specified and as directed. (Make : Honda or equivalent make as approved by GE)

S&F Algae/ Brush with stainless stell (size 10 inch) for used to scrub pools walls and remove debris from swimming pool & filteration plant as in repair all as specified and as directed by Engr-in-Charge.

S&F Aluminium telescopic extension rod minimum length 15 ft. with Net/Brush (size 18 inch) for removing floating leaf & scrubbing algae from swimming pool & filteration Plant as in repair all as specified and as directed by engr-in-charge

S&F CI Diaphram valve 100 mm bore flanged type including taking down old unserviceable diapharm valve as in repair complete all as specified and directed by Engineer-in-Charge.

S&F CI Diaphram valve 50 mm bore flanged type including taking down old unserviceable diapharm valve as in repair complete all as specified and directed by Engineer-in-Charge.

S&F CI Diaphram valve 40 mm bore flanged type including taking down old unserviceable diapharm valve as in repair complete all as specified and directed by Engineer-in-Charge.

S&F CI Diaphram valve 25 mm bore flanged type including taking down old unserviceable diapharm valve as in repair complete all as specified and directed by Engineer-in-Charge.

M&L 225 NA cation resin complete all as specified and as directed by Engineer-in-Charge. (Make : Ion Exchange India Ltd or any other reputed make as approved by GE) Note : Material shall be procured directly from the Manufacturer or from authorised dealer in sealed pack/container. Purchase Voucher shall be submitted.

Supply only poly alumnium chloride (PAC) suitable for drinking water, high basicity in granular/powder form inorganic soluble polymer confirming to IS 15573 complete all as specified and as directed by Engineer-in-Charge. (Make : Vikram PAC or any other reputed make as approved by GE) Note : Material shall be procured directly from the Manufacturer or from authorised dealer in sealed pack/container. Purchase Voucher shall be submitted.

Supply only high stregth calcium based granular chlorination chemical (calcium hypochlorite) having chloring percentage of 65% to 75% by volume complete all as specified and as directed by Engineer-in-Charge. (Make : Purichlor / Aquafit / Declibac or any other reputed make as approved by GE) Note : Material shall be procured directly from the Manufacturer or from authorised dealer in sealed pack/container. Purchase Voucher shall be submitted.

Supply only bleaching powder, as per IS 1065 complete all as specified and as directed by Engineer-in-Charge. Note : Material shall be procured directly from the Manufacturer or from authorised dealer in sealed pack/container. Purchase Voucher shall be submitted.

Supply only high strength calcium based granular chlorination chemical (TCAA 90%) complete all as specified and as directed by Engineer-in-Charge. (Make : Chemtex/ABI or any other reputed make as approved by GE) Note : Material shall be procured directly from the Manufacturer or from authorised dealer in sealed pack/container. Purchase Voucher shall be submitted.

Supply only Alstasan Aqua (Eco friendly swimming pool discinfectant chemical, non-oxidizing, non chlorine content and non-toxic. Make: Alstasan Aqua, Chemtex speciality Ltd.

Suply only, Copper sulphate for swimming pool, complete all as specified & directed.

M&L Mild steel studs nuts and bolts with Mild Steel washer of any size for jointing of Mild Steel Column pipes, etc as in repair complete all as specified and directed by Engineer-in-Charge.

S&F MS Flange suitable for 100 mm bore MS pipe, internally threaded and having 4 hole type including necessary welding work, as in repair complete all as specified and directed by Engineer-in-Charge.

S&F MS Flange suitable for 40 mm bore MS pipe, internally threaded and having 4 hole type including necessary welding work, as in repair complete all as specified and directed by Engineer-in-Charge..

S&F MS pipe heavy duty of size 100 mm dia incl necessary fittings like bend, tee, elbow incl fabrication, cutting & welding works (arc/gas type) for iron removal plant as in repair complete all as specified and directed by Engineer-in-Charge.

S&F MS pipe heavy duty of size 200 mm dia incl necessary fittings like bend, tee, elbow incl fabrication, cutting & welding works (arc/gas type) for iron removal plant as in repair complete all as specified and directed by Engineer-in-Charge.

Dismantling Air blower capacity 1 HP electic motor and re-fixing the same in position including remetaling, turning and polishing of roller and shaft, re-fixing including replacement of shafts seal of the blower, bush seal, greasing etc, complete as directed by the Engineer-in-Charge.

S & F Pressure gauge dial type with range 0 to 10 kg/sqcm including necessary MS pipe & stop cock suitable size as in repair complete all as specified and directed by the Engineer-in-charge.

Cleaning of Swimming Pool water of capacity 21.5 lakh litres by adding alum, Soda, oxalic acid, Thioline, Chlorination and tested as per entire satisfaction of the Engineer-in-Charge. Note: (i) The quoted rate shall deemed to be inclusive of all tools and plants, all chemicals & labours for initial cleaning etc. as required at site (ii) The chemical reqmt of TCCA 90% is 250Kgs, Alum crystal is 400 kgs. (iii) Purchase voucher for TCCA and Alum crystals are to be submitted.

M&L one coat of synthetic enamel paint (smoke grey/blue shade) after preparation of external surfaces of plant consisting of three pressure filters, vertical type of capacity 88 Cum/hour including necessary connected pipe lines and valves complete all as specified and directed by Engineer-in-Charge. (Location : Swimming Pool Treatment Plant)

S&F CI butterfly valve, BS-5155 Gear operated with necessary rubber gaskets, nuts and bolts and washers of suitable size as in repair complete all as specified and directed for the following size of pipes :-

80mm bore

100mm bore

150mm bore

200mm bore

S&F Gun metal gate valve as per IS : 778-84 Class-1 Pressure tested 2.4 Mpa with iron wheel head, screwed both ends for iron pipes or for unions as in repairs, complete as all specified and as directed for the following size of pipes :-

25 mm bore

20 mm bore

Disconnecting all electric / water supply connection from the monoblock / cenrtifugal pump set of capacity 15 HP of any make, electric driven AC 3 phase, 415 Volts, transporting to workshop, dismantling, removing the burnt out windings, cleaning the starter slots and rewinding with super enamelled copper wire of suitable gauge, insulating, proper heat varnishing, re-transportation and re-installation at same position incl commissioning and testing completeall as directed by the Engr-in-Charge.

Dismantling and taking out of the following capacity pump setsof capacity 15 HP of any type (monoblock/centrifugal) complete of any make from any installation , transporting to workshop and re-installation in same position after replacement of worn out spare parts and painting with one coat of synthetic enamel paint to pump only incl commissioning & testing on completion all as directed by the Engr-in-Charge. (Note : Spares parts will be measured & paid separately under relevent item)

Disconnecting of all electric connection, taking out 3 phase, 415 Volts induction electric motor of capacity 15 HP from any installation of any make (other than, as catered under Item No. 1 & 2 here-in-before), transporting to workshop, dismantling, overhauling with proper heat varnishing, (for proper insulation), re-metalling, machine polishing of rotor shaft, terminal box and applying one coat synthetic enanel paint, transporting back to work site for reinstallation of the same including testing complete all as directed.

S&F in replacement of Ball bearing for AC 3 phase 415 Volts induction motor / monoblock pump set of 15 HP capacity, directed by the Engineer-in-Charge. (Make: SKF 6308 - 2 RZNR/C3 or equivalent model in other makes specified in tender)

Supply only cast iron impeller, suitable for 15 HP capacity monoblock pump as directed by the Engineer-in-Charge. (Make of Pump - Kirloskar)

Supply only SS Shaft suitable for 15 HP capacity monoblock pump set, complete all as specified and as directed.

S&F MS star/round coupling with star rubber bush / Rubber round coupling with MS plate incl necessary nut, bolt & washers complete of centrifugal pumps 15 HP capacity complete all as specified and as directed.

S&F Motor cooling fan suitable for 15 HP induction motor as in repair complete all as specified and as directed.

S&F Gun metal gland bush including graphite gland packing for induction / monoblock pump set of capacity 5 HP to 20 HP, as in replacement complete all as specified and as directed.

S&F in repairs MS pump set base frame suitable for 10 to 20 HP pump set incl necessary dismantling of old PCC and provision of new PCC 1:2:6 foundation, MS foundation bolt, nut & washers complete all as directed.

EAST COAST STANDARD PRODUCTS

Rounaq Enterprise