SPECIAL REPAIRS TO BUILDING NO. T-224 AT CIJW SCHOOL VAIRENGTE UNDER GE SILCHAR

Amount

B/R WORKS

Excavating in post holes (or similar holes) each not exceeding 0.5cum, returning, filling in, getting out in soft / loose soil and ramming earth or broken rubble mixed with earth around, in layers not exceeding 25cm and removing surplus soil to a distance not exceeding 50m complete all as specified and as directed

Dismantling floor hearth or wall tiling including cement mortar bedding (but not backing) and disposing off complete all as specified and as directed

Dismantling asbestos cement (corrugated/semi corrugated) in roof coverings, etc including ridges, claddings, etc. and disposing off including all necessary staging / scaffolding, etc. as required complete all as specified and as directed

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

Dismantling of wooden boarding as in eaves boards, etc. in any location / position complete all as specified and as directed

Demolition of reed lathing, single or double, including battens and plaster or chicken wire lathing complete all as specified and as directed

Taking down cement or cement lime plaster, any description on brick or stone walls, etc. including raking out joints, hacking for keys, scubbing down with water, etc. including all necessary scaffolding as required and rubbishing off the premises, etc. complete all as specified and as directed

Demolition of brickwork or stone / boulder masonry, built in cement mortar including all quoins, arches, pillars, etc but excluding ashlar facings, dressed stonework and precast concrete articles and disposing off complete all as specified and as directed

Taking down chowkats or frames not exceeding 1.5sqm each with shutters (without taking off shutters from the frame), disposing off and making good the disturbed areas, portions and surfaces

Taking down chowkats or frames exceeding 1.5sqm but not exceeding 4.0sqm each with shutters (without taking off shutters from the frame), disposing off and making good the disturbed areas, portions and surfaces

Demolition of cement concrete (un-reinforced) in ground floors and pavings not exceeding 15cm thickness (below or above ground level) and removal of debris complete all as specified and as directed

S&F plates (plain or chequered) channels, square cut or notched (ordinay and counter sunk) forming holes, without any attachment of Fe 410W grade-E -250, quality 'B' complete all as specified and as directed

S&F mild steel screw bolts (machine made) with hexagonal or square heads at one end and screwed the other or screwed at both ends, each screwed end to be fitted with washers and one hexagonal or square nut, 22.5 to 30cm in length, dia of neck & shank 11 to 15mm 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-240 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

S&F mild steel bands, straps, hold fasts, clamps, angles, flat iron, wall ties, nuts, bolts, washers and similar articles conforming to Fe-290 grade E-165 including all necessary welding as required 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

M&L for mild steel TMT bars 10mm dia, cut to length, bent to shape required including cranking, bending spirally or hooping for columns, hooking ends and binding with and including MS wire (annealed) not less than 0.9mm dia or securing with clips complete all as specified and as directed

M&L for mild steel TMT bars 6 to 8mm dia, cut to length, bent to shape required including cranking, bending spirally or hooping for columns, hooking ends and binding with and including MS wire (annealed) not less than 0.9mm dia or securing with clips complete all as specified and as directed

M&L for mild steel TMT bars 5mm dia and over upto and including 10mm dia as in stirrups, spacers and binders securing with clips complete all as specified and as directed

M&L for formwork to sides of concrete foundations, footings, bases of columns, raft and raft beams, sides and soffits (if any) of foundation and plinth beams and similar work, vertical or to batter for rough finished surfaces complete all as specified and as directed

M&L for formwork to sides of pillars, posts, struts, piers, columns and stanchions for rough finished surfaces complete all as specified and as directed

M&L for formwork to edges of concrete flats, treads, breaks in floors, window cills, concrete railings, openings in concrete walls, floor and roofs not exceeding 200mm wide and sides of RCC/ PCC bands in walls, horizontal or sloping and similar work exceeding 100mm but not exceeding 200mm wide complete all as specified and as directed

M&L for brickwork with sub-class 'B' bricks, straight or curved on plan exceeding 6m mean radius built in CM (1:6) complete all as specified and as directed

M&L for brickwork with sub-class 'B' bricks, straight or curved on plan to any radius as in half brick thick walls built in CM (1:4) complete all as specified and as directed

M&L for cement concrete 1:3:6 type C-1 (using 20mm graded stone aggregates) as in bed blocks, back filling of steel frame and holdfasts, etc. including necessary formwork complete all as specified and as directed

M&L for plain cement concrete 1:4:8 type D-2 (using 40mm graded stone aggregates) as in foundation filling, mass concrete complete all as specified and as directed

M&L for providing RCC (nominal mix) 1:1.5:3 type A1 using 20mm graded aggregates as in foundations, including rafts, footings, foundation beams, plinth beams, bases for columns, basement slabs, under-reamed piles, mass concrete, etc. complete all as specified and as directed

M&L for providing RCC (nominal mix) 1:1.5:3 type A1 using 20mm graded aggregates as in columns, posts, piers, pillars, struts, etc. complete all as specified and as directed

M&L for providing RCC (nominal mix) 1:1.5:3 type A1 using 20mm graded aggregates as in beams, cantilevers, lintels, etc. over 1.5m long complete all as specified and as directed

M&L for providing RCC (nominal mix) 1:2:4 type B1 using 20mm graded aggregates as in cills, bands and similar works complete all as specified and as directed

M&L for 75mm thick plain cement concrete 1:3:6 (type C-2) using 40mm graded stone aggregate as in floors, plinth protection, pavings, etc. including making spike rolling to surfaces or making impressions of expanded metal whilst the concrete is green laid in alternate bays of 3m length and joints between bays filled with 85/25 grade bitumen and sand mix @ 1:2 complete all as specified and as directed

M&L rendering 15mm thick, in cement mortar (1:4) on walls / concrete surfaces, etc. in two layers (10+5mm) finishing layer mixed with integral water proofing compound @3% by weight of cement, finished even and smooth without using extra cement complete all as specified and as directed Note: WPC will be measured and paid separately under respective item herein

M&L rendering 15mm thick, in cement mortar (1:6) on walls / concrete surfaces, etc. finished even and fair without using extra cement complete all as specified and as directed

Supply only integral water proofing compound all as specified

S&F 2 way sliding anodized aluminium glazed ventilator shutter with frame consists of following specification complete all as shown on drawings, as specified and as directed (a) Ventilator frame 2 track of size 60x25x1.5mm thick (b) Stiles and rails of size 35x25x1.5mm (c) 35x35x1.5mm T section mullion (d) PVC gasket with 4mm thick tinted glass, including aluminium handles with necessary locking arrangement

S&F 3 way sliding anodized aluminium glazed window shutter with frame with the following specifications complete all as shown on drawings, as specified and as directed (a) 3 track frame 95x25x1.5mm thick (b) 35x25x1.5mm section in stiles, rails (c) 35x35x1.5mm T section mullion (d) PVC gasket and with 4mm thick tinted glass with aluminium handles and necessary locking arangements for both 2Nos. glazed shutters and 1No. gauzed shutter (e) Stainless steel wire cloth 0.36mm nominal dia of wire and average width of aperture 1.40mm and fixed with stainless steel wire staples all as directed

Notes for item Nos. 37 & 38: (a) Area of opening shall only be considered for meaurement purposes (b) All necessary accessories including tinted glass, PLPB, fittings, stainless steel wire cloth, fixtures for assembling / fixing as per drawing complete shall be included in the quoted rate

S&F factory made 28 to 30mm thick single/double leaf solid PVC moulded door shutter with particle board core, stiles, with 2, 4, or 6 raised panel design with 2mm thick moulded prelaminated PVC sheet on the front face and 2mm plain coloured PVC sheet on back face, supplying & fixing in frame at site as per requirement complete all as specified and as directed

S&F 150mm long aluminum anodised handles, cast type of extruded section 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 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

M&L for preparation of masonry / concrete wall surfaces and applying 1mm thick (in two layers) wall care putty including all necessary staging, scaffolding, etc. as required to work at heights, etc. complete all as specified and as directed

M&L for preparation of new masonry / concrete wall surfaces and applying two coats of acrylic distemper over a coat of wall primer including all necessary staging, scaffolding, etc. as required to work at heights, etc. complete all as specified and as directed

M&L for preparation of new plastered surfaces and applying two or more coats of 100% premium acrylic emulsion paint having VOC less than 50gm/litre and UV resistance as per IS 15489:2004, alkali & fungus resistant, dirt resistant, exterior paint (of approved tint, company depot tinted) with silicon additives @1.43litre/10sqm over a priming coat of exterior primer applied @0.90litre/10sqm 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 non-skid ceramic tiles, coloured, area of tile exceeding 0.11sqm but not exceeding 0.18sqm each, 7 to 8mm thick of superior quality as in floors, etc. laid over 15mm thick screed bed in CM (1:6) (rate shall be included) set and jointed in neat cement slurry @3.00kg of cement per sqm and pointed in white cement mixed with colouring pigment to match shade of tiles 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

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, two single core, FRLS PVC insulated, ISI marked, unsheathed cable 1100V grade, IS-694 marked, with multi-stranded copper conductor, drawn through and including non-metallic heavy duty PVC conduit not less than 20mm dia and accessories concealed in walls, ceiling etc. and including provision of 1.5sqmm copper wire, green colour as earth continuity conductor and connected to common earth dolly complete all as specified and as directed for the following:

One light point controlled by one 5A one way switch

One ceiling fan / exhaust fan 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 independent board

M&L for point wiring with 2.5sqmm, two single core, FRLS PVC insulated, ISI marked, unsheathed cable 1100V grade, IS-694 marked, with multi-stranded copper conductor, drawn through and including non-metallic heavy duty PVC conduit not less than 20mm dia and accessories concealed in walls, ceiling etc. and including provision of 1.5sqmm copper wire, green colour as earth continuity conductor and connected to common earth dolly for 3 pin 15A switch socket independent outlet complete all as specified and as directed

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

S&F switch piano flush button type, single pole, ISI marked, one way 5A, 230V complete all as specified and as directed

S&F switch socket combination outlet, 2 in 1, 5 & 15A flush type, universal, ISI marked, 230V complete all as specified and as directed

S&F switch socket combination outlet, 5 in 1, 5 & 15A flush type, universal, ISI marked, 240V complete all as specified and as directed

S&F switch socket outlet, 5 pin, 5A flush type, universal, ISI marked, 230V 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 wall mounted, compact LED box type, 4ft long, light fitting 1x20W all accessories prewired with 20W LED lamp and connecting with three core flexible copper conductor cable of suitable size from ceiling rose including taking down and disposing off old fitting complete all as specified and as directed

S&F wall mounted, compact LED box type, 2ft long, light fitting 1x10W all accessories prewired with 10W LED lamp and connecting with three core flexible copper conductor cable of suitable size from ceiling rose including taking down and disposing off old fitting complete all as specified and as directed

S&F building security light, LED luminaire 25W high pressure die cast aluminium housing, heat, weather resistant, IP-66 protection class, with 25W LED lamp, driver, etc. with all accessories pre-wired, including bracket with 40mm bore GI tubing, light grade, cut and bent to shape required, 1.5m long, flat iron clamp made of FI 40x6mm, nuts, bolts, washers, etc. duly painted with two coats of aluminium paint over a coat of red oxide zinc chrome primer including taking down and disposing off old fitting complete all as specfied and as directed

M&L for taking down unserviceable ceiling / exhaust fans of any type from existing location and depositing at AGE E/M store including all loading, unloading, carting, etc. as required complete all as specified and as directed

M&L for taking down unserviceable geysers of any type from existing location and depositing at AGE E/M store including all loading, unloading, carting, etc. as required complete all as specified and as directed

S&F ceiling fan 1200mm sweep, 230V, minimum air delivery 210CFM with service value 6.00 BEE 5 star rated, with blades, down rods and accessories including taking down old ceiling fan and depositing at MES store yard complete all as specified and as directed

S&F in repairs fan hook fabricated in MS flat iron 25x6mm 300mm long, bent to shape with drilled holes to accommodate nuts suitable for hanging ceiling fans, entirely painted with two coats of synthetic enamel paint complete all as specified and as directed

S&F heavy duty, steel body with steel blades, legs, ISI marked energy efficient, 230V, 50Hz, 1200RPM, exhaust fan, 300mm sweep with louvers and connecting up including provision of three core flexible copper wire of size 1.5sqmm from ceiling rose to exhaust fan including grouting the nuts and bolts and making good the disturbed areas and surfaces complete all as specified and as directed

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

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 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 conduit 20mm dia, heavy duty, ISI marked concealed in wall/ceiling/roof, etc. with all required accessories complete all as specified and as directed Notes: (i) 2 runs of 4sqmm main cable, 1 run of earth conductors and 1 run of PVC conduit shall be measured as one length (ii) Separate conduit shall be used for each sub-main wiring circuit irrespective of numbers of wire (iii) The minimum size of conduit 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 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 in repairs steel water tubing, light grade, 40mm bore, galvanised with screwed and socketed joints, in any length, including supply and fixing all fittings, ISI marked conforming to IS -1239 and fixed to walls or laid in floors / trenches required for cable protection, etc. 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. 80: (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 Goutam Chakraborty

M/S SANJIB DEB

Younus Khan

ABDUL AUDUD

M/S LUIT CONSTRUCTION