SPECIAL REPAIRS TO ORS MD ACCN BLDG NO PB 12 AT 17 CORPS OMC UNDER GE NORTH KOLKATA

Amount

Taking out old unserviceable floor, hearth or wall tiling including cement mortar bedding (but not backing and rubbish off the premises complete all as specified and as directed

Material and labour for Non-skid ceramic coloured tiles 7 to 8 mm thick (square/rectangular) area of each tile exceeding 0.11 sqm but n.exc. 0.18 sqm as in floors etc set and jointed in neat cement slurry and pointed in white or coloured cement to match the colour of tiles over and including 15mm thick screed bed or bedding layer in CM(1:6) complete all as specified and as directed.

Material and labour for coloured Glazed ceramic tiles in vertical surface 350x 250x 7mm/ 450X 350X 7mm thick set and jointed in neat cement slurry and pointed in white or colour cement to match in skirting/dados etc over and including 10mm thick rendering in CM(1:4) complete all as specified and as directed.

Material & labour for providing 40mm thick cement concrete type B-1, 1:2:4 using 20mm graded stone aggregate as in floor, laid in bays, finish the surface even and smooth using extra cement complete all as specified and as directed

Taking down cement plaster of any description on brick walls including raking out joints, hacking for key, scrubbing down with water complete all as specified and as directed.

Material and labour for 20mm thick plaster in cement mortar (1:4) in two layers, i.e 10mm thick in each layer, top layer mixed with integral water proofing liquid admixture as per manufacturers instruction on brick or concrete surfaces of wall finished the surface fair and even complete all as specified and as directed. Note :- WPC shall be measured and paid separately.

Material and labour for rendering 15mm thick in cement mortar (1:6) on fair faces of brickwork or concrete surfaces, finished the surface even and smooth without using extra cement complete all as specified and as directed.

Supply only integral water proofing liquid admixture for concrete and mortar.

Material and labour for rendering 05mm thick in cement mortar (1:3) on concrete surfaces in ceiling and finished the surface even and smooth without using extra cement complete all as specified and as directed.

M&L for applying 3mm thick wall care putty and appling two coats of oil bound distemper ,first quality ,over a coat of alkali resistant primer to wall to new plaster surface complete all as specified and as directed.

All as per item No. 10 above but in ceiling.

Complete removal of existing treatment of wall including washing, rubbing down and stopping of old treatement and material and labour for applying 3mm thick birla wall care putty and appling two coats of oil bound distemper ,first quality , over a coat of alkali resistant primer to wall complete all as specified and as directed.

All as per item No. 12 above but in ceiling.

Material and labour for preparation of new plastered surfaces of wall and applying two coats of cement base paint ,first quality, over a coat of alkali resistant primer complete all as specified & directed.

Material and labour for complete removal of existing treatment of old plastered surfaces of wall including washing, rubbing down and stopping of old treatement and applying two coat of cement base paint ,first quality ,over a coat of alkali resistant primer complete all as specified & directed.

Taking up or down 15mm dia steel tubing and connections, segregating serviceable pipe for reuse complete all as specified and as directed.

All as per item No. 16 above but 20mm dia.

Supply and fix 15mm bore medium grade galvanized steel tubes with all fittings and fixed to wall or in floors etc complete all as specified and as directed.

All as per item No. 18 above but 20mm dia.

All as per item No. 18 above but fixing only. Note: Serviceable GI pipe obtained from item No. 16 above shall be reused after cleaning.

All as per item No. 19 above but fixing only. (Note : Serviceable GI pipe obtained from item No. 17 above shall be reused after cleaning).

Supply and fix vitreous China squatting pan, ‘Orissa’ pattern, size 580 x 440 mm white, with integral foot rests including 'P'or 'S' trap (excluding flushing cistern and flush pipe) including provision of lime concrete bedding complete all as specified and as directed

Supply and fix 10 litre capacity PVC valve less, symphonic action type, flushing cistern, low level, white, with inlet, ball valve, float and handle including brackets and flush pipe of polyethylene of low or high density or PVC. 32 mm dia for low level cistern including PVC connections 15mm size with PTMT nuts and washer both side of length 600mm cocomplete all as specified and directed.

Supply and fix in repair bib taps of 15mm bore fancy type, chromium plated cast copper alloy, screwed down, high pressure, with crutch or butterfly handle, screwed both ends for iron pipe or for brass ferrule complete all as specified and directed.

Supply and fix in repair brass chromium plated shower rose of 125mm size fixed in 15 mm dia pipe all as specified and directed.

Supply and fix in repair stop cock/ angular stop cock of 15mm bore fancy type, chromium plated , screwed down, high pressure, with crutch or butterfly handle, screwed both ends for brass ferrule complete all as specified and directed.

Supply and fix in repair 15mm PVC connection of length 600mm with PTMT nuts of superior quality complete all as specified and directed.

S&F in repair CP Pillar taps 15 mm dia, cast copper alloy , with capstan heads, chromium plated , screwed down high pressure ,with long screwed shanks and fly-nuts , screwed for iron pipe and fixed in repairs.

Supply and fix in repair Shelf of PTMT fixed with and including Chromium plated brass screws and wooden/plastic cleats (Minimum weight 300gms) complete all as specified and directed.

Suply and fix in repair stainless steel sink made out of 1.00 mm thick sheet for kitchen with plug washers, waste pipe including bedding in cement mortar on dwarf wall or including cast iron cantiliver brackets connecting union overall size 495 X 420 mm with bowl size 410x330x160mm complete all as specified and as directed

Supply and fix in repair vitreous China wash basin white flat back, size 550 x 400 mm including PTMT waste coupling 32mm dia (min wt 45 gm), 15mm bore CP pillar tap,chain and plug and porcelain stopper etc. complete all as specified and as directed.

Supply and fix in repair Brass chromium plated Tubular Towel Rail , 20mm dia, D type, 600mm long between flange fixed with chromium plated brass screws complete all as specified and as directed.

Supply and fix in repairs grating doom 125mm dia of PTMT (Minimum wt 25 Gms) complete all as specified and as directed.

Dismantling cast iron drain pipes 100mm, jointed in cement mortar obtained either from trenches/wall as required complete all as specified and as directed.(Note : Excavation if required, shall be measured and paid separately)

Supply and fix 100mm bore cast iron (Sand cast pipes) soil, waste and vent pipes in any length with or without ears, with cement joints, fixed to wall with MS clamp complete all as specified and as directed.

Supply and fix 100mm bore cast iron bends (any radius), diminishing pieces or tapers (larger bore measured)/Tee complete all as specified and as directed

Supply and fix 100mm bore cast iron cowls complete all as specified and as directed.

Supply and fix in repair 100mm cast iron Nahani trap, with grating including jointing to waste pipe fixed in cement concrete 1:2:4 type B1 complete all as specified and as directed.

Supply and fix UPVC (SWR) pipe 110mm bore, type A, single socketed, in any length with rubber ring joints fixed to walls with and including PVC clip and including taking down existing rain water pipes complete all as specified and as directed.

Supply and fix UPVC bend/shoe/Tee 110mm dia all as specified and as directed.

Taking down chowkahts or frames with shutters (without taking off shutters from the frame) not exceeding 1.5 Sqm each complete all as specified and as directed.

All as per item No. 42 above but exceeding 1.5 Sqm but not exceeding 4 Sqm each.

Supply and fix 2nd class hard wood , plain, solid , straight chowkhats and frames, wrought, framed, rebated on the solid rounded or chamfered put together with glue pinned at joints complete all as specified and as directed.

Material and labour for treating ends of posts, backs of chowkats, etc., with tar or coal tar black paint area tarred exc 0.1 sq. m but n exc 0.5 sq. m each complete all as specified and as directed.

Supply and fix 35mm thick 2nd class hard wood factory made plain framed panelled door shutters, (two panel) with lock rail and panel of 12mm veneered particle board with commercial veneered on both faces and rail and stiles as per IS 1003(Pt-I), kiln seasoned and chemically pressure treated etc. complete all as specified and as directed.

Supply and fix 35mm thick 2nd class hard wood factory made glazed and skeleton door shutters, open rebated and prepared to received glass/gauge etc (without sash bars) edges of framing plain, chamfered or rounded and mitred , beads for securing glass etc the size of member of shutter as specified in SSR Part-I, clause 8.24 (a) complete all as specified and as directed.

Supply and fix solid PVC door frame of size 50mm x 47mm made out of 5mm plain colour PVC sheet reinforced with M.S. Square tube with EPDM gasket as per specification and drawing complete all as specified and as directed.

Supply and fix factory made solid panel PVC door shutter 30 mm thick (style) consisting of frame made out of M.S. tubes for top & bottom rails. M.S. frame shall be 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; panelling of plain colour PVC sheet to be fitted in the M.S. frame welded / sealed to the stiles & rails with suitable PVC sheet beading, and joined together with solvent cement, as per specification and drawing complete all as specified and as directed.

Supply and fix factory made solid PVC moulded door shutter 28 to 30 mm thick (stiles)with 2,4 or 6 raised panel design with 2mm thick moulded PVC sheet on back face ,with particle board core ,supplying and fixing in frame at site as per specification and drawing .

Supply and fix mild steel work as in hold fast or similar article conforming to Fe-410-0 or Fe-310-0 including tarring and sanding complete all as specified and as directed.

Material and labour for PCC (1:3:6) type C1 (using 20mm graded stone aggregate) for fixing of hold fasts block and similar work including necessary form work complete all as specified & directed.

Supply and fix sliding powder coated anodised aluminium window shutters for gauged/ gauged, aluminium section weighing 0.55kg/m including necessary joining cleats, roller rubber neoprene packing/gusket,etc complete all as specified and directed.(Note- Glass shall be measured and paid separately)

Supply and fix powder coated anodised aluminium glass louver /ventilators with blades of 10mm heavy duty with lever handle etc complete all as specified and directed.(Note- Glass shall be measured and paid separately)

Supply and fix powder coated aluminium frame for doors, windows, ventilators(including 2/3 track) with one or more rebates including joining cleat for fixing etc complete all as specified and directed.

Supply and fix stainless steel wire cloth of 0.36 mm nominal dia of wire and averaging of width of aperture 1.40mm, fixed with stainless steel wire staples complete all as specified and as directed.

Supply and fix 100 mm size butt hinges, medium weight, stainless steel and fixed complete all as specified and as directed.

Supply and fix 100 mm size butt hinges, medium weight, cold rolled mild steel, and fixed complete all as specified and as directed.

Supply and fix 300mm long aluminium alloy, anodised, sliding door bolt with hasp, staple (bolt type) and fixing clips of sheet, cast or extruded sections and fixing bolts and sliding bolts of extruded sections or cast-aluminium alloy complete all as specified and as directed..

Supply and fix 150mm long aluminium anodised, barrel tower bolts of extruded section and fixed complete all as specified and as directed.

Supply and fix 150mm size extruded aluminum alloy handle fabricated type anodized (ISI Marked) complete all as specified and as directed.

Supply and fix in repairs pre laminated particle board 18/19 mm thick, interior grade one side decorative choice lamination and other side balancing white lamination fixed in cup boards shutters with 6mm thick teak wood lipping/edging all round complete all as specified and as directed.

Supply and fix 100mm long hasp and staple, safety type, brass with mild steel hinges pin including bolt to hinge plate and fixed with brass screw complete all as specified and as directed.

Supply and fix 4mm thick sheet glass ordinary quality, glazing with aluminium beads in square/rectangular exceeding 0.5 Sqm in each pane fixed to aluminium frame complete all as specified and as directed..

Supply and fix 4mm thick frosted glass ordinary quality, in square/rectangular not exceeding 0.5 Sqm in each pane fixed to wooden frame complete all as specified and as directed..

Supply and fix rolled mild steel Fe-410-w (grade E-250) quality A 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 complete all as specified and as directed.

Material and labour for two coats of synthetic enamel paint, first quality ,over a coat of red oxide zinc chrome primer to new steel surface including preparation of surfaces exceeding 10cm with or girth complete all as specified and as directed.

Material and labour for applying one coat of synthetic enamal paint on steel surface of any description over 10cm widht or girth incl preparation of old steel surfaces complete all as specified and directed.

Material and labour for two coats of synthetic enamel paint ,first quality, over a coat of pink primer to new wooden surfaces of any description over 10cm width or girth including preparation of new surfaces complete all as specified and as directed.

Supply and fix in repair 25mm dia powder coated aluminium curtain rod fancy type( length from 0.90m to 1.5m)with fancy type end side brackets and fancy type hanging brackets complete all as specified and as directed.

Demolition of reinforced cement concrete of roofs, floors , staircases, landing, chajjas and similar suspended works in ground floors beams(reinforcement cut as required to facilitate demolition) complete all as specified and directed.

Material and labour for RCC 1:2:4 type B1 (using 20mm graded stone aggregate) as in slabs supported on walls, beams and columns in floors, roofs, landings, balconies canopies, deck slabs and in shelves and the like.

Material and labour for mild steel TMT bars 10mm dia and over, cut to length, bent to shape required, including cranking, bending lapping etc as required and welding with existing bar complete all as specified and as directed

Material and labour for mild steel TMT bars 6 to 8mm bar, cut to length, bent to shape required, including cranking, bending, lapping etc as required and welding with existing bar complete all as specified and as directed.

M&L 20mm thick Granite(of any type)work(table rubbed and polished) in steps, jambs,pillars,window -cills, cooking plateforms and like in cement mortar(1:4) including pointing in white cement(1:2) using marble dust with admixture of pigment to match with shade of granite ,complete all as specified and directed.

Demolition of brickwork built in cement mortar including all quoins, arches, pillars etc. complete all as specified and as directed.

Material and labour for brick work with bricks class designation 75, old size, straight or curved on plan exc 6m mean radius built in cement mortar (1:6) complete all as specified and as directed.

Material and labour for brick work with bricks class designation 75, old size, straight or curved on plan to any radius in half brick thick walls built in cement mortar (1:4) complete all as specified and as directed

Demolition of cement concrete in ground floors and pavings n.exc. 15 cm thickness (below or above ground level) complete all as specified and as directed.

M&L broken stone hardcore of gauge exc.63mm but not exc. 100mm, deposited, spread and levelled in layers n.exc. 15cm thick,watered/rammed to a true surface complete all as specified and directed..

M&L Sand filling under floors or in foundations including watering and consolidation complete all as specified and directed.

Material and labour for 75mm thick PCC type D2 (1:4:8) using 40mm garded stone aggragate as in, sub base of floors etc complete all as specified and as directed.

M&L Chequered cement concrete tiles 30cm x 30cm x 25mm thick, over 20 mm thick screed bed or bedding layer of mortar in CM (1:6) for laying floor finishes set, jointed with grey cement and pigment and pointed in neat cement slurry in floorscomplete all as specified and directed.

Supply and fix in repair Rotational moulded polyethylene water storage tanks (multi layer) 500 Ltrs capacity (Cylindrical vertical with closed top) hoisted and fixed in position complete all as specified and as directed.

M&L Gun-metal, globe or gate valves 20mm, with iron wheel head, screwed both ends for iron pipe and fixed

Taking down carefully copper/ aluminium point wiring (light, fan, call bell, socket or power) complete, including fittings and fixtures such as switches, ceiling rose, pendants, holders, regulators, sockets, light fitting etc. & removing from site and making good the disturbed surfaces of wall, ceiling etc. complete all as specified and directed

Material and labour for concealed point wiring (concealed type) with FRLS PVC insulated 1100 volts grade unsheathed single core multi-stranded copper conductors 1.5 sqmm (nominal area) for phase, neutral and 1.5 sqmm FRLS PVC insulated unsheathed multi-stranded copper conductor cable for earth continuty conductor drawn through and including PVC conduit medium grade of suitable size but not less than 20 mm and conduit accessories of adequate size with fittings and accessories as required at site including suitable size of pressed steel sunken terminal box made out of 1.2 mm thick MS sheet duly painted with two coats of synthetic enamel paint of approved colour over a coat of red oxide zinc chrome primer and covered with 3 mm thick insulated hylum sheet cover for fixing of switches switches, sockets, regulator etc and earth continuty conductor shall be connected to common earth complete all as specified as directed for One light point controlled by one switch complete all as specified and directed..

All as per item No. 87 above but One ceiling fan/ exaust fan point controlled by one switch and one regulator complete all as specified and directed.

All as per item No. 87 above but One 3/5pin 6 Amp Socket outlet on the independent board complete all as specified and directed.

All as per item No. 87 above butOne 3/5pin 6 Amp Socket outlet on the same board complete all as specified and directed.

All as per item No. 87 above but One bell/buzzer point controlled by one push button same board with other switch or independent

Material and labour for concealed point wiring (concealed type) with FRLS PVC insulated 1100 volts grade unsheathed single core multi-stranded copper conductors 2.5 sqmm (nominal area) for phase, neutral and 2.5 sqmm FRLS PVC insulated unsheathed multi-stranded copper conductor cable for earth continuty conductor drawn through and including PVC conduit medium grade of suitable size but not less than 20 mm and conduit accessories of adequate size with fittings and accessories as required at site including suitable size of pressed steel sunken terminal box made out of 1.2 mm thick MS sheet duly painted with two coats of synthetic enamel paint of approved colour over a coat of red oxide zinc chrome primer and covered with 3 mm thick insulated hylum sheet cover for fixing of 16 A switches, sockets, etc and earth continuty conductor shall be connected to common earth complete all as specified as directed. Note for item Nos. 86 to 92:- (i) Cost of cutting of wall, if any, for housing of GI box, ceiling rose, etc and also making good the disturbed surfaces are deemed to be included in unit rate. (ii) Cost of chase cutting for / conduit / wiring shall be measured and paid separately. Make for item Nos. 86 to 92:- Make of cable:- Polycab / Finolex / Havells / KEI / HPL /Plaza / Standard / RR Kabel. Make for conduit:-Plaza / Presto Plast / Precision/ M/S AGK Industries.

Matetial and labour for sub-main wiring (concealed type)with two run of FRLS PVC insulated unshethed single core multi-stranded copper conductor of size 6 sqmm and one run of 6 sqmm copper conductor as continuity earth wire drawn in and including PVC casing caping / PVC conduit medium duty of suitable size but not less than 25 mm dia on wall / floor etc, including PVC fittings such as bends Tee and boxes including taking down old unserviceable sub main wiring of any size in steel/ PVC rigid conduit complete all as specified and directed. (Note : (i) Three run of 6 sqmm cable one run of PVC conduit shall be measured and paid as one unit. (ii) Cost of wall cutting if any for laying of cable and also making good surfaces shall be measured and paid separately.)

Supply and fix switch piano flush buttom 5 Amp single pole one way 240 volt all as specified and directed

Supply and fix socket out let 3/5 pin 5 Amp 240 volt.all as specified and directed

Supply and fix switch socket combination 3/5 pin 5 Amp 240 volt.all as specified and directed

Supply and fix switch socket combination 3/6 pin 15 Amp flush type 240 volt.all as specified and directed

Supply and fix celling rose surface,3 terminal of min da 63.5mm and ISI marked all as specified and directed

Supply & fixing PVC poly carbonate round blocks 10 cm dia complete all as specified and directed.

S & F Bell push, flush type, 5 amp single pole, complete all as specified and directed.

Matetial and labour for call bell ding dong type AC 230 volt single pole complete all as specified as directed

S&F LED Blub 10 watt Self Ballasted Retrofit type lamp with PBT body shell and DC Diffuser CCT 6500 K with fitting complete all as specified and directed.

Matetial and labour for lamp holder PVC/Polycarbonate type with backplate suitable for battel fittings complete all as specified as directed

Supply and fix LED tube light fitting including LED tube rod of extruded alluminum and PC diffuser of 9/10 Watt and two Nos 2nd class hard wood round block and connecting up with twin core twisted flexible copper conductor cable of suitable size from ceiling rose to connector of tube light fittings complete all as specified and as directed. Make (LED Tube light) : Phillips/Havells/Bajaj/Crompton or equivalent

Supplying & fixing LED tube light fitting, 1 x 18 watt bipin holders, connector block etc. complete with all accessories internally pre-wired with and including 18 watt tube rod retrofit and connecting the same to ceiling rose with using copper conductor 23/0.0076 flexible twisted twin core cable ,and fixing the light fitting to walls / roof complete all as specified & directed Make (LED Tube light) : Phillips/Havells/Bajaj/Crompton or equivalent

S & F LED building security light fitting 25W new generation energy saving and environmental friendly long life LED street light made up of pressure diecast aluminium housing with high power LED as lighting source and lens embedded PC cover having TOPOPENINg seperate driver compartment with IP65 protection and impact resistance of IK07. Make: Havells/Crompton/Bajaj/Philips or equivalent

Supply & fix surface mounted ,decorative oval bulk head edge-lit LED luminaire of capacity 10W complete with all accessories prewired and including connecting up with twin core twisted flexible copper conductor cable complete all as specified and as directed. Make (Bulk head) : Phillips/Havells/Bajaj/Crompton or equivalent

Supply & fixing Electronics KWH meter housing box including taking down old meter housing box with fitting & fixtures complete all as specified and as directed.

Supply and fixing ceiling fans complete with blades, down rods, electronic regulator and accessories, 230 V, 1400mm sweep. Min air delivery 210 CFM with service value 6.00 BEE. with brushless direct current motor (BLDC) of 35 Watt. including takingdown old unsv ceiling Fan and deposite to the MES store complete all as specified and directed. Make : Havells/Bajaj/Crompton or equivalent

Supply and fix electric water heater, storage type steel body with copper inner tank and heating element upto 2 KW capacity 25 litre, BEE 5 Star rated complete with all accessories such as safety valve, thermostate, NRV, connection piece etc including takingdown old unsv geyser and deposite to the MES store complete all as specified and directed. Make (Water heater) : Havells/Bajaj/V-Guard or equivalent

Supply and fix exhaust fan, steel body AC single Phase. 230V of size 380m sweep with, blades, and frame and louvers complete .including takingdown old unsv Exhaust Fan and deposite to the MES store complete all as specified and directed. Make (Exhaust Fan):- Havells/Bajaj/Crompton or equivalent

S&F single pole and neutral DB wall mounting type,240 Volts,8 Way with 200 Amps rated bus bar,double door suitable for fixing MCB's including connecting etc and taking down U/S DB ,main switch complete all as specified and as directed. Make (DB) : L&T/ABB/ Havells/Indoasian or equivalent

S & F MCB SPN 40 Amps to 63 Amps 240 volts complete all as specified and as directed. Make (MCB SPN) : L&T/ABB/ Havells/Indoasian or equivalent

S & F MCB SP 6 to 32 Amps 240 volts complete all as specified and as directed. Make (MCB SP) : L&T/ABB/ Havells or equivalent

Excavating in trenches, n exc 1.5 m wide or n exc 10 sq m on plan and n exc 1.5 m in depth for foundation etc and getting out in loose soil complete all as specified and directed.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exc 25 cm in Soft/loose soil complete all as specified and as directed.

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

Cutting hard standing / road for laying of cable/portection pipe, not exc 30 cms wide and not exc 30 cms deep, and getting out in soft/loose soil, etc complete all as specified and as directed.

Material and labour for PCC (1:3:6) type C-2 (using 40 mm graded stone aggregate) for filling and making good of disturbed surfaces of road/hard standing etc complete all as specified and as directed.

Material and labour for sand cushioning with clean dry sand in trenches for cable protection complete all as specified and as directed. Note:- Only punned depth will be measured and paid.

Supply and lay sub class 'B' bricks dry in trenches for cable protection laid with its longitudinal axis perpendicular to the cable axis complete all as specified and as directed.

Supply and fix galvanised iron pipe in 40 mm bore, light grade for protection of UG cable, laid in trenches or fixing to pole, panel, wall etc. including MS clamp,nut, bolt etc, on pole / walls. complete all as specified and as directed.

Supply, laying and testing cable XLPE Insulated ,screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 25 sqmm 4 core complete all as specified and as directed. Make (XLPE Cable) : Polycab/Havells/KEI or equivalent

Supply and fix in replacement vertical TPN DB with MCCB incomer of 4 way in double door suitable for four pole MCCB (63A/100 A)as incomer including MCCB+12 modules incoming and outgoing make good of damaged surface/wall including re-connection with existing earth wire to DB complete all as specified and as directed. .Note:- MCCB shall be measured and paid seperatly. Make: Havells/L&T/ABB/Indoasian or equivalent

Material and labour for MCCB 4 pole 100 amps capacity rupturing capacity 10 KA as incomer for power line verticle DB with fixed thermal and magnetic setting including re-connection of incoming cable with MCCB with thimble.complete all as specified and as directed. Make (MCCB 4 Pole) : ABB/Havells/Indoasian or equivalent

Material and labour for earthing with galvanized steel earth plate electrode 600 x 600 x 6 mm thick, buried directly in ground ( earth pit not less than 2.25 mtrs deep below GL) with top edge of the plate not less than 1.5 mtrs below normal ground level, connected to galvanised earth lead wire 4.0mm dia by means of bolts, nuts, check nuts and washers of galvanized iron or steel, earth lead wire protected by and including 15mm dia GI pipe (Light FRLS grade) and 20mm dia GI pipe (medium FRLS grade) for watering and connected to control switch as directed including necessary earthwork as in soft/loose soil, concrete pit in PCC (1:3:6) type C1, pre cast RCC (1:1.5:3) type A1 cover slab duly reinforced with 8mm dia TMT bar @ 100mm C/C both way and two Nos lifting handle made of 12mm dia TMT bar and set in cement mortar (1:4), funnel, wire mesh, char coal or coke and salt in alternate layer, testing, etc complete all as specified in electrical plate No 3 of SSR Part-I including taking down old earthing.

Supply and lay 40mm bore steel water tubing, galvanised 'medium grade’ GI pipe with all necessary fittings and fixed complete to walls and ceilings or laid in floors/surface/trench complete including taking down old unserviceable pipe complete all as specified and as directed.

Supply and lay 25mm bore steel water tubing, galvanised 'medium grade’ GI pipe with all necessary fittings and fixed complete to walls and ceilings or laid in floors/surface/trench complete including taking down old unserviceable pipe complete all as specified and as directed.

Supply and lay 20mm bore steel water tubing, galvanised 'medium grade’ GI pipe with all necessary fittings and fixed complete to walls and ceilings or laid in floors/surface/trench complete including taking down old unserviceable pipe complete all as specified and as directed.

Cutting chases in brick wall, pinning in. making good to facings where required and pointing in cement mortar 1:3 to ends or edges of landings, steps, cills, sunshades, shelves, lintels, etc, and cutting chases for concealed conduit wiring, etc. and making good, cutting not exc 10 cm girth complete all as specified as directed .

Supply and fix gun-metal, gate valves, with iron wheel head, screwed both ends for iron pipe and fixed after taking down old unserviceable one complete all as specified & directed for 20 mm bore.complete all as specified and as directed. Make (Gun-metal gate valves):- Zolote/upadhay/Kalpana or equivalent

MAZUMDER AND CO

SENCO

RBS Builders

NANDYENTERPRISES

M/S KARTICK DUTTA

A ESS and CO

MAZUMDER & CO

M/s P.K.Ghosh