REPAIRS AND MAINTENANCE OF EXTERNAL WATER SUPPLY INCLUDING MAINT OF FILTRATION PLANT AT TURIAL WATER POINT AND COMPREHENSIVE MAINTENANCE AND PERIODICAL SERVICES AT AIZAWL UNDER GE SILCHAR

Amount

Earthwork and Excavation

Excavation in trenches not exceeding 1.5m wide and not exceeding 1.5m in depth for foundations, manholes, etc. or for laying cables/pipes, erecting poles, etc. not exceeding 10sqm on plan and getting out in soft / loose soil complete all as specified and as directed

Returning, filling in, including, spreading, leveling, watering and well ramming in layers not exceeding 25cm deep as in any type of soil complete all as specified and as directed

Removing excavated materials to a distance not exceeding 50m and depositing where directed at a level not exceeding 1.5m above the starting point in any type of soil including spreading in low lying area and leveling complete all as specified and as directed

B/R WORKS

Taking down chowkats or frames not exceeding 1.5sqm each with shutters (without taking off shutters from the frame) and disposing off

Taking down chowkats or frames exceeding 1.5sqm but not exceeding 4sqm each but with shutters (without taking off shutters from the frame) and disposing off

Taking down wooden shutters of size not exceeding 1.0sqm and disposing off complete all as specified and directed

Taking down wooden shutters of size exceeding 1.0sqm but not exceeding 2.0sqm and disposing off complete all as specified and directed

Dismantling of timber scantling 40sqcm and over in section, in any position in unframed works complete all as specified and as directed

Dismantling mild steel work or wraught iron of any description and in any position complete all as specified and as directed

Dismantling plain or corrugated steel sheeting, any gauge or any thickness as in roof covering, wall cladding, etc. complete all as specified and as directed

Dismantling wall and ceiling boards (fibre,pulp, insulation, etc. or insulation boards/slabs/blankets, any thickness including cover fillets, frameworks, etc. complete all as specified and as directed

Dismantling timber fillets rails, posts, rafters, purlins, etc. under 40sqcm in section, in any position in unframed works complete all as specified and as directed

S&F solid PVC door frame of size 50x47mm made out of 5mm thick plain / printed coloured PVC sheet (as approved) reinforced with MS square tube all as per specifications and drawing given in SSR Part-I 2009 all as per manufacturer's instructions and making good the disturbed surfaces complete all as specified and as directed

S&F factory made solid panel PVC door shutter 30mm thick (style) consisting of frame made out of MS tubes for top & bottom rails, MS frame covered with heat moulded plain colour PVC ‘C’ channel having a PVC sheet strip of 20mm width, stuck inside with solvent cement for stiles and plain colour PVC sheets for top rail, lock rail & bottom rail on either side & as gap insert for top rail & bottom rail, paneling of plain colour PVC sheet to be fitted in the MS frame welded/sealed to the stiles & rails with suitable PVC sheet beading and jointed together with solvent cement, supply and fixing in the frame at site as per clause 8 B.2.1 of MES schedule Part-II (2020) complete all as specified and as directed

S&F 30mm thick 2nd class hard wood glazed and skeleton shutters, for window/ventilator, open rebated and prepared to receive glass, gauge, etc and divided into squares, with plain, chamfered or rounded, mitred and rebated sash bars, any numbers, sizes of members of shutters as specified in clause 8.20 9(b) of SSR Part-I, edges of framing plain, chamfered or rounded, fitted with cut and mitred beads for securing glass, etc., supplied and fitted to chowkats complete all as specified and as directed

M&L 30mm thick factory made plain framed paneled door shutter (two panels) 2nd class HW rail and style with lock rail and panels of 12mm thick ISI marked veeneered particle board with commercial veeneering on both faces, with size of rail and style shall be as per IS-1003 (Part-I) kiln seasoned and chemically pressure treated complete all as specified and as directed

S&F 35mm thick 2nd class hard wood glazed and skeleton shutters, open rebated and prepared to receive glass, gauge, etc and divided into squares, with plain, chamfered or rounded, mitred and rebated sash bars, any numbers, sizes of members of shutters as specified in clause 8.24(a) of SSR Part-I, edges of framing plain, chamfered or rounded, fitted with cut and mitred beads for securing glass, etc., supplied and fitted to chowkats complete all as specified and as directed

M&L for 2nd class hard wood timber scantling clean sawn in section, timber framed & fixed complete all as specified and as directed

S&F stainless steel wire cloth 0.36mm nominal dia of wire and average width of aperture 1.40mm and fixed with stainless steel wire staples complete all as specified and as directed

S&F 3mm thick sheet glass ordinary quality and glazing with oil putting square not exceeding 0.5sqm in each pane complete all as specified and as directed

S&F 4.8mm thick sheet glass ordinary quality and glazing with oil putting square exceeding 0.5sqm in each pane complete all as specified and as directed

S&F 300mm aluminium anodised sliding door bolt with hasp and staple, bolt type, with mild steel hinge pin including bolt to hinge plate and fixed with screws complete all as specified and as directed

S&F in repairs aluminium 2 levers Mortice Lock, vertical type, of size 75mm , complete all as specified and as directed.

S&F 150mm floor door stopper aluminium alloy body and tongue, anodized with hard drawn steel spring fixed on floor complete all as specified and as directed

S&F 200mm long aluminum anodised barrel tower bolts of extruded section complete all as specified and as directed

S&F 150mm long aluminum anodised barrel tower bolts of extruded section complete all as specified and as directed

S&F 150mm aluminum alloy handles, fabricated type, anodized complete all as specified and as directed

S&F 100mm aluminum alloy handles, cast type, anodized complete all as specified and as directed

S&F 100mm MS butt hinges, medium weight, cold rolled complete all as specified and as directed

S&F in repairs 25mm dia fancy type MS chromium plated (tint as approved) MS curtain / drapery rods, etc. of rod wall thickness 1mm (min), including pair of brackets, holders with funnel at ends complete all as specified and as directed

S&F 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 works conforming to Fe-290 grade E-165 complete all as specified and as directed

S&F bitumen based water proofing tape reinforced with polyester film below aluminium film having 95mm width and minimum thickness of 1.5mm laid on roof surfaces by forced application including cleaning and preparation of surfaces complete all as specified and as directed

Supply and lay bitumen based water proofing film reinforced with PVC film having minimum thickness of 0.6mm laid on roof surfaces by forced application including cleaning and preparation of surfaces complete all as specified and as directed

M&L for 2nd class hardwood fillets square, rectangular or tringular in section clean sawn screwed with nails exceeding 6sqcm and not exceeding 13sqcm in section complete all as specified and as directed

M&L for pre-painted designer false ceiling using E-grid 2430, 180GSM (exposed ceiling suspension system) as per IS-14862, of grid size 600x600mm with main runner 38x24mm and wall angle 24x24mm using 4mm thick high pressure stean crude non-asbestos fiber cement plain board in a grid of GI system duly suspended with 4mm dia GI bar hanger fixed with steel dash fasteners or iron purlin from the roof with adjustment clip providing positions for light fixtures, air conditioning vents, diffuser and ducts, sprinkler, smoke detectors, etc., main runners secured to structural soffits by hanger @1220mm maximum c/c and the last hanger at the end of each main runner placed at more than 450mm from the adjucent wall, flush fitting 1220mm cross tee interlocked between main runners @610mm c/c forming 600x600mm grid and painting with two coats of acrylic emulsion paint (of approved shade) over a coat of cement primer before installing it on the grid complete all as specified and as directed

M&L for preparing of new steel / metal surfaces of any description over 10cm in width or girth and applying two coats of synthetic enamel paint (tint as approved) over a coat of red oxide zinc chrome primer complete all as specified and as directed

M&L for preparing of new wood / wood based surfaces of any description over 10cm in width or girth and applying two coats of synthetic enamel paint over a coat of pink primer, tint as approved complete all as specified and as directed

M&L for preparing of old wood / wood based surfaces of any description over 10cm in width or girth and applying two coats of varnish, as approved complete all as specified and as directed

M&L for writing letters or figures (Block, Roman, Italic or Indian) 5cm high with one coat of synthetic enamel paint of approved tint at any locations / positions complete all as specified and as directed

M&L for preparing of old wood / wood based surfaces of any description over 10cm in width or girth and applying two coats of synthetic enamel paint, tint as approved complete all as specified and as directed

M&L for preparing of old steel / metal surfaces of any description over 10cm in width or girth and applying two coats of synthetic enamel paint (tint as approved) over a coat of red oxide zinc chrome primer complete all as specified and as directed

M&L for complete removal and preparation of old decorated surfaces of ceiling by brooming down or steel wire brushing, scrapping down smoke shoots, moulds, moss and efforescent salts, trading oil, greasy spots, etc. and applying two coats of two coat of white wash , complete all as specified and as directed

M&L for complete removal and preparation of old decorated surfaces of walls by brooming down or steel wire brushing, scrapping down smoke shoots, moulds, moss and efforescent salts, trading oil, greasy spots, etc. and applying two coats of two coat of white wash , complete all as specified and as directed

M&L for complete removal and preparation of old decorated surfaces of walls by brooming down or steel wire brushing, scrapping down smoke shoots, moulds, moss and efforescent salts, trading oil, greasy spots, etc. and applying two coats of oil distemper emulsion , complete all as specified and as directed

M&L for complete removal and preparation of old decorated surfaces of walls by brooming down or steel wire brushing, scrapping down smoke shoots, moulds, moss and efforescent salts, trading oil, greasy spots, etc. and applying two coats of cement based paint (of approved tint) over a coat of wall primer complete all as specified and as directed

S&F pre-painted galvalume aluminum zinc coating GI based corrugated steel sheet 0.50mm thick of any colour (as approved) having tensile strength of 550Mpa as in roof covering/cladding to wall, fixed with self tapping screws complete all as specified and as directed

S&F pre-painted galvalume aluminum zinc coating GI based plain steel sheet 0.50mm thick of any colour (as approved) having tensile strength of 550Mpa as in roof covering/cladding to wall, fixed with self tapping screws complete all as specified and as directed

S&F 0.63mm thick corrugated galvanised steel sheetings, with grade of zinc coating 275gm/sqm and with two corrugation side lap fixed with ‘L’ type or ‘J’ type cranked hook bolts, nuts, washers, etc. as in roof, wall, etc. complete all as specified and as directed

S&F 0.80mm thick plain galvanised mild steel sheetings, with grade of zinc coating 275gm/sqm, plain, fixed with cranked hook bolts, nuts, washers, etc. as in ridges, hips, valley gutters, drip and straight flashings (length or girth as fixed) complete all as specified and as directed

M&L for plain cement concrete 1:2:4 (type B-1) using 20mm graded stone aggregate as in path cutting, supoorting for pipes, etc. complete all as specified and as directed

M&L for filling/repair of road cutting with road patch material ready mix with minimum residual bitumen constant by weight of mix 4.5%, no heating required, should not stick to tyres and other specification, complete all as specified and as directed.

Supplying, fixing / laying steel water tubing, medium grade, galvanised with screwed and socketed joints, in any length, including supply and fixing all fittings viz. bends, elbows, tees, short pieces, connectors, backnuts, diminishing pieces, caps, plugs, unions, flange, etc. ISI marked conforming to IS -1239 and fixed to walls or laid in floors / trenches for water connections including all necessary welding, etc. as required at site, including taking down old and unserviceable, complete all as specified and as directed for the following bores:

Supplying, hoisting, fixing and connecting up rotational moulded polythylene water storage tanks of capacity 2000 litres (cylindrical vertical with closed top), hoisted and fixed in position all as specified in SSR Part-I including connecting the overflow drain out, inlet and outlet pipes, tank nipple, elbow, bend, unions, sockets, etc. including taking down old damaged water tank and disposing off complete all as specified and as directed.

Supplying, hoisting, fixing and connecting up rotational moulded polythylene water storage tanks of capacity 1000 litres (cylindrical vertical with closed top), hoisted and fixed in position all as specified in SSR Part-I including connecting the overflow drain out, inlet and outlet pipes, tank nipple, elbow, bend, unions, sockets, etc. including taking down old damaged water tank and disposing off complete all as specified and as directed.

Supplying, hoisting, fixing and connecting up rotational moulded polythylene water storage tanks of capacity 500 litres (cylindrical vertical with closed top), hoisted and fixed in position all as specified in SSR Part-I including connecting the overflow drain out, inlet and outlet pipes, tank nipple, elbow, bend, unions, sockets, etc. including taking down old damaged water tank and disposing off complete all as specified and as directed.

S&F in repairs 20mm dia ball valves, brass, high pressure, with high density plastic / polythene float / ball, epoxy coated aluminium rod and flynut, screwed for iron pipe or brass ferrule and fixed taking down old dand disposing offcomplete all as specified and as directed

S&F in repairs 25mm dia ball valves, brass, high pressure, with high density plastic / polythene float / ball, epoxy coated aluminium rod and flynut, screwed for iron pipe or brass ferrule and fixed taking down old dand disposing offcomplete all as specified and as directed

Supplying, fixing and testing on installation sluice valve, cast iron body class PN 1.6, conforming to IS-14846, ISI marked, both ends flanged with brass spindle and brass check nuts with cast iron hand wheel including jointing material like rubber insulation sheet 3mm thick, bolts, nuts and fixed to pipe line including taking out and disposing off old unserviceable valves complete all as specified and as directed of the following sizes:

S&F gun metal globe or gate valve with iron wheel head, screwed both ends for iron pipe and fixed, heavy duty, including necessary cutting into existing pipe, threading, inserting new piece of GI pipe of existing size, and earthwork in any type of soil or breaking/cutting into road/interlocking tiles/cement concrete, etc. and making good the disturbed surfaces including taking out and disposing off old unserviceable valves complete all as specified and as directed of the following sizes:

S&F stainless steel butterfly valves (wafer type) PN 1.6 with stainless steel 304 grade disc, SG iron body, lever operated, flanged type with nitrile / EPDM lining suitable for inlet/outlet GI pipe of filtration plant including taking out and disposing off old unserviceable valves complete all as specified and directed of the following sizes:

S&F 15/20mm dia bronze union bonnet globe valve, screwed type as per existing including taking out and disposing off old unserviceable valve complete all as specified and as directed.:

S&F in repairs ball valve brass body, ball of brass chromium plated, pressure rating PN-25, lever operated, screwed type for iron pipe and fixed including taking out existing unserviceable one, complete all as specified and as directed of the following sizes:

M&L for construction of brick masonry valve pit chamber with 100mm thick foundation using PCC 1:3:6 (type C-2) using 40mm graded stone aggregates, 230mm thick brick masonry wall built in CM 1:6, 10mm thick internal and 15mm thick external plastering in CM 1:4, finished even and smooth without using extra cement and 6mm thick MS sheet cover including 50x50x6mm MS angle frame fixed in PCC 1:2:4 type B-1 coping with 25x6mm flat iron hinges, hold fasts, handles, locking arrangements, applying two coats of synthetic enamel paint over one coat of red oxide zinc chrome primer to all steel surfaces including excavation and earthwork in any type of soil and disposal of surplus soil to a distance of not exceeding 50m and demolition of old chamber, including foundation, etc. and disposing off complete all as specified and as directed of the following internal sizes: Note: The cost shall be inclusive of all items of work required for the execution and entire completion of this item and nothing extra shall be paid separately in any other items of BOQ

900mmx900mm

750mmx750mm

450mmx450mm

M&L for cleaning of internal surfaces of sedimentation UG sump 50,000 litres capacity ( sector A and B), at any position in any location, with the help of coir brush, jute cloth and flushing out all the accumulated mud / silt inside the tank, then applying two coats of lime wash on all internal surfaces like wall, ceiling, floor, etc. and writing tank number, capacity of tank, date of cleaning with white synthetic enamel paint over a black synthetic enemal paint base (of suitable dimensions) with size of letter 4" height complete all as specified and as directed

M&L for cleaning of internal surfaces of Steel pressed tank 50,000 litres capacity at Turial water point, at any position in any location, with the help of coir brush, jute cloth and flushing out all the accumulated mud / silt inside the tank, then applying two coats of lime wash on all internal surfaces like wall, ceiling, floor, etc. and writing tank number, capacity of tank, date of cleaning with white synthetic enamel paint over a black synthetic enemal paint base (of suitable dimensions) with size of letter 4" height complete all as specified and as directed

M&L for cleaning of internal surfaces of sedimentation tank 20,000 litres capacity at Turial water point, at any position in any location, with the help of coir brush, jute cloth and flushing out all the accumulated mud / silt inside the tank, then applying two coats of lime wash on all internal surfaces like wall, ceiling, floor, etc. and writing tank number, capacity of tank, date of cleaning with white synthetic enamel paint over a black synthetic enemal paint base (of suitable dimensions) with size of letter 4" height complete all as specified and as directed

M&L for cleaning of internal surfaces of RCC tank 10,000 litres capacity , at any position in any location, with the help of coir brush, jute cloth and flushing out all the accumulated mud / silt inside the tank, then applying two coats of lime wash on all internal surfaces like wall, ceiling, floor, etc. and writing tank number, capacity of tank, date of cleaning with white synthetic enamel paint over a black synthetic enemal paint base (of suitable dimensions) with size of letter 4" height complete all as specified and as directed

M&L for cleaning of internal surfaces of PVC tank 50,000 litres capacity at Turial water point, at any position in any location, with the help of coir brush, jute cloth and flushing out all the accumulated mud / silt inside the tank, then applying two coats of lime wash on all internal surfaces like wall, ceiling, floor, etc. and writing tank number, capacity of tank, date of cleaning with white synthetic enamel paint over a black synthetic enemal paint base (of suitable dimensions) with size of letter 4" height complete all as specified and as directed

M&L for cleaning of internal surfaces of PVC tank 5,000 litres capacity at Turial water point, at any position in any location, with the help of coir brush, jute cloth and flushing out all the accumulated mud / silt inside the tank, then applying two coats of lime wash on all internal surfaces like wall, ceiling, floor, etc. and writing tank number, capacity of tank, date of cleaning with white synthetic enamel paint over a black synthetic enemal paint base (of suitable dimensions) with size of letter 4" height complete all as specified and as directed

Notes for Serisl No. 88 to 93 : (a) Cleaning will be carried out twice during the entire contract period after completion of 5 months from the first cleaning. (b) Cleaning twice will be measured as one job.

M&L for preparation of surfaces by scrapping, rubbing with sand paper, etc. of old steel/cast iron surface of any description over 10cm in width or girth, not otherwise described and painting with two coats of synthetic enamel paint (tint as approved) including all necessry staging, scafolding, etc. as required complete all as specified and as directed

M&L for preparation of surfaces by scrapping of old paint, smoothening of surfaces and painting with one coat of bituminous paint on outer sides of MS steel sheets of water tanks, sedimentation tanks, etc. including all necessary staging, etc. as required complete all as specified and as directed

M&L for preparation of surfaces by scrapping of old paint, smoothening of surfaces and painting with two coats of acrylic emulsion paint (of approved tint) on outer sides of RCC water tanks including all necessary staging, etc. as required complete all as specified and as directed

S&F in repairs water pressure gauge, ISI marked suitable for pumping line of water supply of approved type and specs as per existing complete all as specified and as directed

Supply and dozing calcium based granular (Calciume Hypochlorite) disinfect for treatment of water, having chlorine content 65% to 70% in sealed drum in 45 Kgs , complete all as specified and as directed. Note: Test certificate and analytical report from manufacturer with batch number shown in purchase voucher shall be submitted by the contractor for each consignment of material supplied from the manufacturer or authorised dealer Note: Test certificate and analytical report from manufacturer with batch number shown in purchase voucher shall be submitted by the contractor for each consignment of material supplied from the manufacturer or authorised dealer

Supply and dozing aluminium chloride powder in 25kg bags conforming to IS 15573 complete all as specified and as directed. Note: Test certificate and analytical report from manufacturer with batch number shown in purchase voucher shall be submitted by the contractor for each consignment of material supplied from the manufacturer or authorised dealer Note: Test certificate and analytical report from manufacturer with batch number shown in purchase voucher shall be submitted by the contractor for each consignment of material supplied from the manufacturer or authorised dealer

Supply and dozing bleaching powder grade-I conforming to IS: 1065-1989 (2nd revision), ISI marked, minimum markable chlorine 33.5% by mass, packed in HDFC bag of 25kg capacity complete all as specified and as directed. Note: Test certificate and analytical report from manufacturer with batch number shown in purchase voucher shall be submitted by the contractor for each consignment of material supplied from the manufacturer or authorised dealer

Supply and dozing hydrated lime (eatable) CaOH2 of purity 90% and conforming to IS: 1514-1990 in sealed containers / packets complete all as specified and as directed. Note: Test certificate and analytical report from manufacturer with batch number shown in purchase voucher shall be submitted by the contractor for each consignment of material supplied from the manufacturer or authorised dealer

Supply and dozing Alumino Ferric (Ferric Alum) grade-4 conforming to IS:299-2012 with additional requirements for purification of water, containing lead (as pb) 20PPM maximum and arsenic (as AS203) 4PPM maximum complete all as specified and as directed

Supply and dozing soda ash suitable for treatment of river water , complete all as specified and as directed

Supply and dozing polymer INDFLOC 238L suitable for treatment of river water , complete all as specified and as directed

S&F for NRV suitable for E-Dosing pump , complete all as specified and as directed

S&F chlorine test kit with coloured ample, O T solution and testing items packed in rexene finish wooden box, complete all as specified and as directed

Supply and dozing sodium hypochlorite (NaOCl0 of 5% active chlorine content solution, pale greenish yellow liquid with a characteristic chlorine odour, used as disinfectant, bleaching agent and cleaning agent, complete all as specified and as directed. Note: Test certificate and analytical report from manufacturer with batch number shown in purchase voucher shall be submitted by the contractor for each consignment of material supplied from the manufacturer or authorised dealer

M&L for removal of the fine media from the filter bed by opening the filter bed and refilling the same after cleaning of filter media including replacement of rubber gasket , nuts and bolts etc.complete all as specified and as directed. Note: The reuired filter media will be measured and paid under appropriate item.

Supply and fill sand fine type after removal from the same, complete all as specified and as directed.

Supply and fill sand coarse type after removal from the same, complete all as specified and as directed.

Supply and laying of gravel for supporting sand which permits the filtered water to remove freely to the under drains, complete all as specified and as directed.

M&L for fabricating and fixing in water position water flow deflection pipe suitable for floccualtion tank inlet point made up of 100mm dia GI medium grade pipe, inlcuding all necessary bends, flanges, gaskets, at any location including taking down and disposing off, complete all as specified and as directed.

M&L for supplying, installing,testing and commissioning chlorination dozing pump of capacity 4 LPH, maximumn pressure 4Kg/sqcm, stroke speed 100 duly fixed with suction/delivery pipes, placed and fixed at any location including taking down and disposing off old/unservcieable pump form any location, complete all as specified and as directed.

S&F in position steel work in trusses, purlins, posts and the like using tubular/ square hollow sections including special shaped washer, etc. using ERW or induction butt welded tubes / SHS conforming to IS-1161-2014 / IS-4923-1997 grade St-210 complete all as specified and as directed

S&F framed work as in doors or gates of angle or other section with gusset plates, rails, braces, etc. drilled for fixing of steel sheeting or other covering, doors, etc. to be prepared for hanging or sliding with and including either hooks and hinges or steel hanging door fittings (exclusive of steel sheeting or other covering, running rails and guides) and hanging, also fastening and fixing conforming to Fe 410W grade-E -250, quality 'A' complete all as specified and as directed

M&L for preparing of new steel / metal surfaces of any description over 10cm in width or girth and applying two coats of synthetic enamel paint (tint as approved) over a coat of red oxide zinc chrome primer complete all as specified and as directed

E/M WORKS

Taking down copper / aluminium point wiring (light, fan, socket or power) including fixture and fittings viz. switches, ceiling roses, light fittings, pendants, regulators, sockets, etc. and disposing off complete all as specified and as directed

M&L for point wiring with 1.5sqmm, single core, FRLS PVC insulated, ISI marked, unsheathed cable 1100V grade with multi-stranded copper conductor, drawn through and including non-metallic PVC casing capping not less than 25mm wide and accessories flush on walls, ceiling etc. and including provision of 1.5sqmm copper wire, green colour as earth continuity conductor and connected to common earth dolly, including cutting chases for sinking for box and making good to the surface to match the existing and terminal boxes complete all as specified and as directed for the following:

One light point controlled by one 5A one way switch

One ceiling fan point controlled by one 5A one way switch

Oneexhaust fan point controlled by one 5A one way switch

One bell/bell buzzer point controlled by one 5A one way switch

One switch socket outlet 3 pin 5A controlled by one switch on independent board

One switch socket outlet 3 pin 5A controlled by one switch on same board

M&L for point wiring with 2.5sqmm, single core PVC FRLS insulated, heavy duty, ISI marked, unsheathed cable 1100V grade with multistranded copper conductor drawn through and including non-metallic PVC casing capping not less than 25mm wide and accessories, flush on walls / roofs / floors / ceiling etc. and PVC insulated heavy duty, ISI marked, unsheathed copper conductor 2.5sqmm for earth continuity conductor and connected to common earth dolly and making good to the surface to match the existing and terminal boxes for one switch socket combination outlet 3 pin 15A multipurpose complete all as specified and as directed

S&F in repair ceiling rose surface bakelite 65x50mm, ISI marked, with three terminals complete all as specified and as directed

S&F in repair switch piano flush button type, single pole, ISI marked, one way 5A, 240V complete all as specified and as directed

S&F in repair switch socket outlet, 2 in 1, 5A flush type, universal, ISI marked, 240V complete all as specified and as directed

S&F switch socket combination outlet, 2 in 1, 6A flush type, universal, ISI marked, 240V complete all as specified and as directed

S&F switch socket combination outlet, 5 in 1,6/ 16A flush type, universal, ISI marked, 240V complete all as specified and as directed

S&F in repair electronic fan regulator, stepped socket type (5 steps), 100W, 50Hz, 230V, ISI marked duly connected up complete all as specified and as directed

S&F in repair bell push, flush type 5 Amp, ISI marked duly connected up complete all as specified and as directed

S&F in repair bell buzzer, AC,230volts, ISI marked duly connected up complete all as specified and as directed

S&F switch piano flush modular type, single pole, ISI marked, one way 6A, 1 module, 230V complete all as specified and as directed

S&F switch piano flush modular type, single pole, ISI marked, one way 16A, 1 module, 230V complete all as specified and as directed

S&F socket combination, 2/3 pin, 6A modular type, ISI marked, combined 2 module, 230V complete all as specified and as directed

S&F socket outlet, 2/3 pin, 6/16A modular type, ISI marked, combined 2 module, 230V complete all as specified and as directed

S&F electronic fan regulator, modular type, stepped type (5 steps), 100W, 230V, 2 module, ISI marked duly connected up complete all as specified and as directed

S&F in repairs modular metal flush box with white cover plate with frame ISI marked complete all as specified and as directed suitable of the following modules:

3 module

4 module

6 module

S& in repair LED tube light fitting of 20 watt, 230 V with polycarbonate housing enhnaces safety with high qulaity PC diffuser, easy to install efficancy not less than 100 lumen/watt, including taking down old and unserviceable, complete all as specified and as directed.

S& in repair LED tube light fitting of 10 watt, 230 V with polycarbonate housing enhnaces safety with high qulaity PC diffuser, easy to install efficancy not less than 100 lumen/watt, including taking down old and unserviceable , complete all as specified and as directed.

S&F 2x2ft fitting 36W, 230V, with CRCA powder coated housing and high quality PC diffucer, efficacy of 120 Lumen/watt, THD<10,L70B50,PF<0.95 with separate driver module, complete with all accessories internally prewired and including connecting up with twin core twisted flexible copper conductor cable with suitable size, inlcuding taking down old and unserviceable, complet all as specified and as directed

S&F LED downlighter of 10/12 watt , 230V with PC housing & opal PC diffucer with independent electrocnic LED driver easy to install, complete all as specified and as directed.

S&F bulk head fitting LED, 10W, with pressure die cast housing, acrylic diffuser with frame and connecting accessories and connecting up complete all as specified and as directed

S&F in repairs recess mounting 15W LED light fitting, pressure die cast alminium housing powder coated white, with drop down PC diffuser, optimized heat sink, efficient heat dissipation, replaceable electronic driver and all connecting accessories and connecting up complete all as specified and as directed

M&L for taking down unserviceable ceiling fans / wall mounted fans of any type from existing location and repair/repalcement of defective parts and rehanging /refixing in its original position/location after reconditioning,complete all as specified and as directed

M&L for taking down carefully ceiling fan of any type from existing location and cleaning entirely with suitable cleansers, servicing, spray painting with synthetic enamel paint (of approved tint) including filling of cavities with filler, oiling moving parts, writing MES No. in Roman block letters & figures (of approved size) and refixing in existing / new location with provn of ‘S’ type fan hook including connecting electrically with new cable complete all as specified and as directed

M&L for taking down carefully metal exhaust fan of any type 300mm sweep, from existing location and cleaning entirely with suitable cleansers, servicing, spray painting with synthetic enamel paint (of approved tint) including filling of cavities with filler, oiling moving parts, writing MES No. in Roman block letters & figures (of approved size) and refixing in existing / new location duly grouted including connecting electrically with new cable complete all as specified and as directed

M&L for taking down carefully fans,of capacity 1200/1400mm, from any position / location, rewinding with super enameled copper winding wire of same gauge, aprox weight 250-300gm/fan, including insulating, varnishing, baking, etc., cleaning the fans, greasing moving parts, replacing rubber reel, split pins, check nuts, PVC connectors, etc. refixing the fan in position by providing nuts / bolts as required, replacing old worn out connecting cable with 3core 1.5sqmm, 1.5m long from fan to ceiling rose, testing fans for workability and cleaning off the premises complete all as specified and as directed. Notes: (a) RPM test of fan with suitable tachometer will be done in the presence of Engineer-in-charge (b) All T&P will be provided by the Contractor and rate quoted shall be deemed to be inclusive of same

M&L for taking down carefully exhaust fans / bracket fans / wall mounted fans / pedestal fans (with or without louvers), 0f capacity 450mm sweep, from any position / location, rewinding with super enameled copper winding wire of same gauge, aprox weight as per IS, including insulating, varnishing, baking, etc., cleaning the fans, greasing moving parts, replacing rubber reel, split pins, check nuts, PVC connectors, etc. refixing the fan in position by providing nuts / bolts as required, replacing old worn out connecting cable with 3core 1.5sqmm, 1.5m long from fan to ceiling rose, testing fans for workability and cleaning off the premises complete all as specified and as directed. Notes: (a) RPM test of fan with suitable tachometer will be done in the presence of Engineer-in-charge (b) All T&P will be provided by the Contractor and rate quoted shall be deemed to be inclusive of same

Supply and repalce ball bearing made out of high carbon steel as per existing suitable for ceiling fan of any type and size , complete all as specified and as directed.

Supply and replace capacitor 2.5/3.15, 240Volts, AC suitable for ceiling fan, complete all as specified and as directed.

S&F in repairs bush bearing made of brass alloy for fans as per existing complete all as specified and as directed

S&F in repairs 1100V grade PVC flexible twisted twin core cable with multi-stranded copper conductor of size 23/0.0076 complete all as specified and as directed

Supply and replace down rod 1.2 mtr length made of 15mm dia GI tube duly painted suitable for ceiling fan any type any size inlcuding nuts, bolts,split pin made out of nickle plated MS with rubber reel insulator, inlcuding taking down old and unserviceable, complete all as specified and as directed.

M&L for taking down carefully geysers of any capacity any make after disconnecting electric & water connections for carrying out repairs by replacing worn out / damaged parts / components, refixing the same after carrying out necessary repairs to original place and re-connecting electric & water supply lines and making good the disturbed surfaces complete all as specified and as directed Note: (i) Spares / components replaced will be measured under respective items herein (ii) All necessary tests shall be done to suffice proper working after repairs and reinstatement to the entire satisfaction of the Engineer-in-charge

S&F in repairs heating element 1.5/2kW rating as required at site including rubber washers (ISI marked), triangular/round shape with pocket for thermostat complete all as specified and as directed

S&F in repairs fusable plug with internal and external threading (ISI marked) for geysers complete all as specified and as directed

S&F in repairs 15mm dia chromium plated gun metal non-return valve, ISI marked, as per existing complete all as specified and as directed

S&F in repairs pressure release safety valve of geyser of any capacity suitable for 15/20mm bore pipe complete all as specified and as directed

S&F in repairs thermostat, ISI marked suitable for the geysers 25 to 50litres capacity, 20A, 240V AC, adjustable type, 210mm long as required at site complete all as specified and as directed

S&F water heater/ geyser inner tank, 15/25/50litres capacity, glass lined stainless steel, suitable for geysers, of existing make including taking down of geysers (if required) by disconnecting connections, taking out old unserviceable inner tank and disposing off and reconnecting connections complete all as specified and as directed

Supply and fill glass wool of good quality as approved for 25/50litre capacity geyser complete all as specified and as directed

M&L for drilling holes (4Nos.) and grouting in with PCC, rag bolts of size 125mm long, 12mm dia including all necessry nuts, bolts, washers, etc. complete all as specified and as directed

M&L for preparing surfaces of geysers of capacity 15/25/50 ltrs by rubbing with emery paper/removing rust, etc. filling cavities, etc. with filler putty and painting with two coats of white synthetic enamel paint and writing MES No. in black in legible font and refixing the same to original place and re-connecting electric and water supply lines complete all as specified and as directed.

S&F in repairs bottom and top cover (syphon assembly) for geysers of capacity 15/25/50Ltrs duly painted with two coats of synthetic enamel paint (of approved tint) complete all as specified and as directed for the following capacities of geysers:

S&F in repairs 15mm bore low density polyethylene pipes (LDPE) of pressure rating 6kgf/cm2, 450mm long, fixed to walls, ceilings or in floors, etc. complete all as specified and as directed

M&L for submain wring using proper colour coding with 2 runs of single core, PVC insulated, FRLS unsheathed suitable for 1100V, multistranded, copper conducter cable of size 4sqmm and 1 run of 2.5sqmm multistranded, copper conductor cable 1100V green colour for earth conductor drawn through and including PVC casing caping 20mm dia, heavy duty, ISI marked surface on wall/ceiling/roof, etc. with all required accessories including Taking down old unserviceable submain wiring of any type, any size, from any location or position and disposing off including making good the disturbed surfaces, etc. complete all as specified and as directed

M&L for submain wring using proper colour coding with 4 runs of single core, PVC insulated, FRLS unsheathed suitable for 1100V, multistranded, copper conducter cable of size 6sqmm and 2 run of 4sqmm multistranded, copper conductor cable 1100V green colour for earth conductor drawn through and including PVC casing caping 20mm dia, heavy duty, ISI marked surface on wall/ceiling/roof, etc. with all required accessories including Taking down old unserviceable submain wiring of any type, any size, from any location or position and disposing off including making good the disturbed surfaces, etc. complete all as specified and as directed

Notes for item Nos. 173 & 174: (i) 2/4 runs of 4/6sqmm main cable, 2/1 run of earth conductors and 1 run of PVC casing caping shall be measured as one length (ii) Separate casing caping shall be used for each sub-main wiring circuit irrespective of numbers of wire (iii) The minimum size of casing caping shall be as stipulated, however higher sizes shall be used as per number of cables passing through. The Engineer-in-charge shall ensure for proper size of casing as per requirement at site

S&F sheet metal enclosures for 8 way MCB DB, 240V, SPN, double door, IP 43 protection class conforming to relevant IS, with 200A rated insulated aluminium bus bar, neutral link, DIN rail, blanking plates, etc. duly flushed in wall and making good the disturbed surfaces including taking down of old enclosure and disposing off complete all as specified and as directed

S&F sheet metal enclosures for 4 way MCB DB, 240V, SPN, double door, IP 43 protection class conforming to relevant IS, with 200A rated insulated aluminium bus bar, neutral link, DIN rail, blanking plates, etc. duly flushed in wall and making good the disturbed surfaces including taking down of old enclosure and disposing off complete all as specified and as directed

S&F sheet metal enclosures for 4 way MCB DB, 415V, TPN, double door, IP 43 protection class conforming to relevant IS, with 200A rated insulated aluminium bus bar, neutral link, DIN rail, blanking plates, etc. duly flushed in wall and making good the disturbed surfaces including taking down of old enclosure and disposing off complete all as specified and as directed

S&F sheet metal enclosures for 12 way MCB DB, 240V, SPN, double door, IP 43 protection class conforming to relevant IS, with 200A rated insulated aluminium bus bar, neutral link, DIN rail, blanking plates, etc. duly flushed in wall and making good the disturbed surfaces including taking down of old enclosure and disposing off complete all as specified and as directed

S&F MCB SP, 240V, 10 to 40A, 10kA, 50Hz, C curve complete all as specified and as directed

S&F MCB isolator SPN, 240V, 40A, 10kA, 50Hz, C curve complete all as specified and as directed

S&F MCB isolator TPN, 415V, 63A, 10kA, 50Hz, B curve complete all as specified and as directed

M&L for earthing using GI earthing wire with galvanised steel earth plate electode 600x600x6mm thick buried directly in ground, earth pit not less than 2.25m deep below ground level connection to and including GI earth lead wire 4mm dia extended to 7.5m as earth lead by means of GI bolts, nuts, etc. with provision of charcoal and salt all as per electrical plate No. 3 of SSR Part-I including water arrangement with GI pipe 20mm dia (medium grade), earth lead protection pipe 15mm light grade with bends, elbow, etc. from earth plate to test point, excavation and earthwork in any type of soil, returning, filling, ramming and removing of soil to distance not exceeding 50m, make good to match with existing surface making PCC pit (earth chamber) having internal size 300x300x300mm and outer size 600x 600x600mm with RCC reinforced cover 50mm thick and testing on completion including making test points on wall as per SSR specifications, taking down and disposing off old earthing complete all as specified and as directed

Notes for serial item No. 183: (i) The cost of GI earth continuity wire / strip with GI pipe 20mm medium grade upto 7.5m is deemed to be included (ii) The earth chamber to be constructed 0.5m from edge of earth pit with necessary watering arrangement. The cost for the same is deemed to be included in above item (iii) Earthing shall produce desired earth resistance values as directed by the Engineer-in-charge

M/S P K ROY AND SONS (BID ID -3342311)

M/S MANIK LAL GUPTA (BID ID -3343320)

M/S TAPAN KUMAR RAY (BID ID -3342609)

SHRI YOUNUS KHAN (BID ID -3342405)

MS AFTAB LASKAR (BID ID -3342427)

m/s builders and suppliers (BID ID -3342271)

M/S LUIT CONSTRUCTION (BID ID -3342687)