SPECIAL REPAIRS TO BUILDING NOS. T-23 AND T-786 AT PRATAP HALL (NORTH) OF CIJW SCHOOL VAIRENGTE UNDER GE SILCHAR

Amount

B/R WORKS

Dismantling floor hearth or wall tiling including cement mortar bedding (but not backing) and disposing off 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 plain or corrugated steel sheeting, any gauge or any thickness as in roof covering, wall cladding, etc. and disposing off 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

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

Demolition of reinforced cement concrete (reinforcement cut as required to facilitate demolition) of any description and in any position not otherwise specifically provided for and removal of debris 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

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 complete all as specified and as directed

Taking down chowkats or frames exceeding 1.5sqm and not exceeding 4sqm each with shutters (without taking off shutters from the frame), disposing off and making good the disturbed areas, portions and surfaces 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

Demolition of reed lathing, single or double, including battens and plaster or chicken wire lathing 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 cement concrete 1:3:6 type C-1 (using 20mm graded stone aggregates) as in back filling of steel frame and holdfasts, etc. including necessary formwork 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 aggregates) as in floors, plinth protection, pavings, etc. surface finished even and fair, laid in alternate bays/panels complete all as specified and as directed

M&L for forming construction joint 30mm deep x 10mm wide filled with sealing compound 'A' 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 Note: Reinforcement steel will be measured separately under respective items herein

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 preparation of new / old plastered masonry / concrete wall internal surfaces including rubbing with sand paper to achieve even and smooth surface and applying 1mm thick (in two layers) wall care putty complete all as specified and as directed

M&L for preparation of new / old plastered masonry / concrete wall external surfaces including rubbing with sand paper to achieve even and smooth surface and applying 1mm thick (in two layers) weather proof 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 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 for rendering 15mm thick in cement mortar (1:6) on other side of lathing finished even and fair without using extra cement complete all as specified and as directed

Supply only integral water proofing compound all as specified

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. including all necessary staging, scaffolding, etc. as required to work at heights, etc. 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

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 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

S&F rolled mild steel framed works 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 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 bands, straps, hold fasts, wall ties, two way and three way straps, plate washers and similar articles of mild steel 25x5mm conforming to Fe-290 grade E-165 complete all as specified and as directed

S&F factory fabricated solid PVC moulded door shutter with particle board core, 28 to 30mm thick (stiles), with 2, 4, or 6 raised panel design with but 2mm thick moulded prelam PVC sheet on the front face & 2mm prelam PVC sheet on back face, supplying & fixing in frame at site as per specification & drawing complete all as specified and as directed

S&F factory made solid PVC gauged 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 2 way sliding anodized aluminium glazed ventilator shutter with frame consists of following specification complete all 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 anodised aluminium glazed window shutter with frame with the following specifications complete all as specified and as directed. (a) Frame 95x25x1.5mm thick (b) 35x25x1.5mm Z section in stiles, rails (c) 35x35x1.5mm T section mullion (d) PVC gasket and with 4.8mm thick coloured glass pane one side mirror finished, area not exceeding 0.5sqm each with aluminium handles and necessary locking arangements (e) Stainless steel wire mesh 0.36mm nominal dia, average width of aperture 1.4mm for mosquito proofing arrangement fixed with stainless steel wire staples all as directed

Notes for serial item Nos. 35 & 36: (a) Area of opening shall only be considered for meaurement purposes (b) All necessary accessories including tinted glass, PLPB, fittings, fixtures for assembling / fixing as per drawing complete shall be included in the quoted rate

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

S&F 150mm extruded aluminum alloy handles, cast type, anodized 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 140mm 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 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& in repairs 4mm dia GI wire fixed on walls by means of necessary fastening bolts or T shaped nuts & bolts, 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 alkali resistant 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/old 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 machine cut and machine polished kota stone slab 20 to 25mm thick as in floors, in sizes as approved, set and jointed in neat cement slurry and pointed with cement and pigments to match the shade of slab including rubbing and polishing etc. laid over and including 20mm thick bedding layer in cement mortar 1:6 (cost shall be included) complete all as specified and as directed

M&L machine cut and machine polished kota stone slab 20 to 25mm thick as in vertical faces, dado, skirting, etc. in sizes as approved, set and jointed in neat cement slurry and pointed with cement and pigments to match the shade of slab including rubbing and polishing etc. laid over and including 15mm thick backing coat in cement mortar 1:4 (cost shall be included) 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 false ceiling with fully perforated 12mm thick micro tegular edge of 10mm thick square at all heights with glass reinforced gypsum ceiling tiles of size 595x595mm, if approved texture, pattern and design having moisture content less than 2%, humidity resistance 99%, NCR (0.75 to 1) as per IS-8225:1987 (updated till date), nn-combustible as per BS: 475 (Part-IV) 1970 (updated till date), reflectance minimum 85% when laid truely horizontal level, suspended from interlocking 'T' grid of hot dipped galvanized (galvanized @120gm/sqm) iron section 0.33mm thick, network comprising of main T runner of size 32x15mm 3000mm long, cross T of size 32x15mm 1200mm long, secondary intermediate cross T of size 32x15mm 600mm long, forming grid size of 600x600mm duly suspended from soffits of slab with galvanized (galvanized @80gm/sqm) iron wire 8mm outer dia, 50mm long, alongwith 6mm dia fully threaded hanger rods upto 1000mm length, L shaped adjusters of size 85x25mm GI perimeter angle of size 24x24x0.4mm 3000mm long, fixed with anchor fastners @450mm c/c and 40mm long dry wall screws complete all as per drawings, 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 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

M&L for walling of random rubble, coursed in retainning walls, abutments and similar works, regular coursed, well bonded, bedded and solidly hearted, built in cement mortar (1:6) with lime/sand stone and PCC (1:3:6) type C1 precast bond stone (in lieu of stone bond stone) set in cement mortar (1:4) complete all as specified and as directed Notes: (i) Precast PCC bond stone shall be measured and paid separately under relevant item herein (ii) RR masonry shall be measured after deducting volume of PCC bond stones

M&L for precast PCC bond stone of in PCC (1:3:6) type C1 using 20mm graded stone aggregates for retainning wall, abutment and similar works (set in cement mortar 1:4) including all neccessary formwork, etc. complete all as specified and as directed

M&L for raised pointing to random rubble, coursed masonry walls in CM (1:3) 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 / calling bell point controlled by one 6A one way switch

One ceiling fan / exhaust fan point controlled by one 6A 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, 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 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 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, ISI marked, 230V complete all as specified and as directed

S&F switch socket combination outlet, 2 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 surface 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 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 fans / wall mounted fans of any type from existing location and setting aside or depositing at AGE E/M store including all loading, unloading, carting, etc. as required and refixing in existing location after building repair works are done including cleaning the fans, oiling, greasing and providing new check pins, connecting wire, etc. and confirm serviceability complete all as specified and as directed

M&L for taking down unserviceable PVC exhaust fans of any type from existing location and setting aside or depositing at AGE E/M store including all loading, unloading, carting, etc. as required and refixing in existing location after building repair works are done including cleaning the fans, oiling, greasing and providing of new connecting wire, nuts, etc. and confirm serviceability complete all as specified and as directed

M&L for taking down unserviceable MS exhaust fans of any type from existing location and setting aside or depositing at AGE E/M store including all loading, unloading, carting, etc. as required and refixing in existing location after building repair works are done including cleaning the fans, oiling, greasing and providing of new connecting wire, nuts, etc. and confirm serviceability complete all as specified and as directed

M&L for taking down unserviceable geysers 25/50litres capacity, of any type from existing location, plugging water and electric supplies and setting aside or depositing at AGE E/M store including all loading, unloading, carting, etc. as required and refixing in existing location after building repair works are done including cleaning the geysers and providing of new connecting wire, nuts, etc. and confirm serviceability 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 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 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 metal clad socket outlet with single pole enclosure with 5 pin and earth plug socket including 1No. MCB SP 32A 10kA 240V and taking down and disposing off old/unserviceable socket 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 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 complete all as specified and as directed

Notes for item No. 83: (i) 2 runs of 4sqmm main cable, 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 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. 88: (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

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

M&L for fine dry river sand cushioning by laying 8cm thick layer below the cable for making soft bed and 15cm above the cable and then punning down to its consolidated thickness of 18cm after the cable is laid all as specified in SSR Part-I complete all as specified and as directed Note: Only punned thickness of sand shall be considered for measurement purposes

Supply and laying burnt bricks of sub-class 'B' of size 230x115x75mm laid in trenches for cable protection complete all as specified and as directed

Supply, laying, jointing, connecting and testing XLPE insulated PVC sheathed cable 4 core 16sqmm, 1100V grade, screwed PVC bedded, armoured electric power cable, heavy duty multi-stranded aluminium conductor laid in trenches / fixed on walls/poles, passing through pipes, etc. including connecting up to DBs, etc. with required lugs, end terminal / cable glands complete all as specified and as directed of the following sizes: Note: Excavation and earthwork will be measured and paid separately under respective item herein

Supplying, fixing / laying steel water tubing, 40mm bore, light grade, 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 / poles or laid in floors / trenches required for protection of electric clables complete all as specified and as directed

MS AFTAB LASKAR

M/S LUIT CONSTRUCTION

ABDUL AUDUD

M/S RAJU ENTERPRISES AND BROS

M/S SANJIB DEB

M/S. N.A.BARBHUIYA

M/S TAPAN KUMAR RAY

M/S R A ENTERPRISE