SPECIAL REPAIR TO BLDG NO T 787 AND T 789 AND CERTAIN REVENUE WORK AT CIJW SCHOOL VAIRENGTE LAILAPUR UNDER GE SILCHAR

Amount

B and R Division Items

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

Demolition of brick/stone masonry, built in cement mortar including all quoins, arches, pillars etc but exluding ashlars facings, dressed stone work and pre-cast concrete articles all as directed.

Dismantling of Plain or corrugated steel sheeting, any gauge, thickness as in roof coverings, chajja, wall clading and the like complete all as specified and directed

Dismantling of wall and ceiling boards (fibre, pulp, insulation boards etc) any thickness including cover fillets.

Dismantling floor hearth or wall tiling including cement mortar bedding (but not backing) removing serviceable tiles to store and rubbish off the premises

Dismantling wrought iron or mild steel work of any description not otherwise provided for complete all as specified and directed

Taking down cement plaster on brick or concrete walls, etc including raking out joints, hacking for key, scrubbing down with water etc.

Taking down chowkats or frames with Shutters (without taking off shutters from the frame) not exc. 1.5 sq. m each complete all as specified & directed.

Taking down chowkats or frames with Shutters (without taking off shutters from the frame) exc. 1.5 sq. m but not exc. 4 sq. m each complete all as specified & directed.

Rough excavation not exceeding 1.5 m deep and getting outs as in Hard/dense soil complete all as specified and directed

Excavation over areas n.exc 1.5m deep and getting out in hard/dense soil complete all as specified and directed

Excavation over areas exc 1.5m deep and n.exc 3m deep and getting out in hard/dense soil complete all as specified and directed

Excavating in trenches, n exc 1.5 m wide for foundation etc. or for shafts, wells, cess pits,manholes, pier holes, etc n exc 10 sq m on plan and exc3 m in depth but not exc 4.5m and getting out as in hard/dense soil complete all as specified and directed.

Returning, filling in including spreading and levelling watering and well remming in layeres n.exc. 25cm thick complete all as specified and directed.

Removing excavated material exc 5.0 KM not exc 5.00 KM & depositing where directed at a level not exceeding 1.5 mtr above the starting point complete all as specified and directed.

M&L for Hand packing of stone boulders (any thickness) at back of walls over arches etc. and raising (or lowering) to the required level all as spd.

Material and labour for use and waste of formwork for foundation beams etc. for rough finished surfaces of concrete complete all as specified and directed.

Material and labour for use and waste of formwork to faces of walls, abutments, parapets and stair case railing including attached pillasters, butteresses for fair finish surfaces of concrete all as specified and directed.

M&L for PCC 1:3:6 type C2 (using 40mm stone aggregate) as in foundation, filling and mass concrete complete all as specified and directed

Material and labour for 75mm thick PCC (1:3:6) type C1 using 40 mm graded aggregate as Plinth protection / Path finished the surface even & smooth with out using extra cement all as specified and directed.

M&L for RCC 1:1.5:3 type A-1 (using 20 mm graded stone aggregates) as in Beams, cantilevers, bressummers, lintels over 1.5m span complete all as specified & directed.

Material and labour reinforced cement concrete Design Mix M 25 (20mm graded agg ) Foundations, including rafts, footings, foundation beams; plinth beams; bases for columns, etc.; basement slabs, under-reamed piles and mass concrete etc complete all as spd and directed.

Material and labour reinforced cement concrete Design Mix M-25(20mm graded agg ) Walls, retaining walls,basement walls, ballast walls and the like; any thickness; above top of footings; including attached pilasters and buttresses etc complete all as spd and directed.

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

M&L for Walling of random rubble ,coursed in retainning walls,abutments and similar works regular coursed,well bonded,bedded and solidaly hearted,built in cement mortar(1:6) with lime/sand stone and PCC (1:3:6) type C1 precast bond stone (inlieu of stone bond stone ) set in cement mortar (1:4) Complete all as specified and directed Note :- (i) Precast PCC Bond stone shall be measured and paid separately against Item no 7 (ii) RR Masonary will be measured after deducting PCC Bond stone

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

M&L for raised pointing to random rubble, coursed in CM (1:3) Complete all as specified and directed

M & L for brickwork with subclass 'B' or locally available best quality old size bricks, straight or curved on plan exc 6 m mean raduis, built in CM (1:4) as half brick thick wall all as specified & directed.

M & L for brickwork with subclass 'B' or locally available best quality old size bricks, straight or curved on plan exc 6 m mean raduis, built in CM (1:6) all as specified & directed.

Material and labour for Rendering 15mm thick on fair faces of brick work or concrete surfaces in cement mortar (1:6) on wall surface and finishing even and fair complete all as specified and directed

Material and labour for Rendering 15mm thick on fair faces of brick work or concrete surfaces in cement mortar (1:4) on wall surface with top 5 mm layer mixed with water proofing compound and finishing even and fare complete all as specified and directed. NOTE : Water proofing compound shall be measured & paid separately.

Supply only integral water proofing compound complete all as specified and directed by Engr-in-Charge

M & L Vitrified ceramic tiles 10mm thick (square/rectangular) area of each tile not exceeding 0.36 sqm, in floors etc. set and jointed in neat cement slurry and pointed in white or coloured cement to match cement to match complete all as specified and directed by Engr-in-Charge

M & L Vitrified ceramic tiles 10mm thick (square/rectangular) area of each tile not exceeding 0.36 sqm, in skirting etc. set and jointed in neat cement slurry and pointed in white or coloured cement to match cement to match complete all as specified and directed by Engr-in-Charge

Complete removal of existing treatment on walls including washing rubbing down & stopping of cement base, distempered and other painted surfaces complete all as specified and directed

Material and Labour for applying 1mm thick weather proof wall care putty on new or previously untreated plastered surfaces of walls, including preparation, to make the surface even and smooth all as specified and directed.

Material and Labour for applying 1mm thick wall care putty on new or previously untreated plastered surfaces of walls, including preparation, to make the surface even and smooth all as specified and directed.

Material and Labour for applying two coats of acrylic distemper over a coat of alkali resistant primer including preparation of newly plastered surfaces, all as specified and directed.

Material & Labour for applying Two or more coats of 100% Premium acrylic emulsion paint having VOC less than 50 gm/litre and UV resistance as per IS 15489:2004, Alkali & fungal resistance, dirt resistance exterior paint of required shade (Company Depot Tinted) with silicon additives @ 1.43 litre/ 10 sqm over and including priming coat of exterior primer applied @ 0.90 litre/ 10 sqm over new surfaces complete all as specified & directed.

Supply and fix Steel work in trusses, purlins, posts and the like using tubular/ square hollow sections including special shaped washer etc. complete using ERW or induction butt welded tubes/SHS conforming to IS.1161 - 2014 / IS.4923 - 1997 grade St.-240 complete all as specified and directed

S&F Rolled Mild Steel Fe 410 -W (Gde- E- 250) quality- A in Framed work as in doors or gates of angle or other section with gusset plates, rails, braces, etc., complete, 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 complete all as specified & directed.

Supply & Fix 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, railings, and similar work conforming to Fe.290.Gde-E-165 complete all as specified & directed.

Supply and fix bands, straps, clamps, hold fasts, cleats & small articles, supports or stays for rainwater, ventilating pipes, including bolts etc conforming to Fe-290 Gde-E-165.

M & L for applying two coats of synthetic enamel paint over one coat of pink primer including preparation of new or previously untreated wood and wood based surfaces Surfaces of any description, not otherwise described, over 10cm width or girth

Material and labour for preparation of new or previously un-treated steel or iron surfaces of any description, not otherwise described over 10cm width or girth and applying two coats of synthetic enamel paint over a coat of red oxide primer all as specified and directed.

S&F for Pre-painted galvaume aluminum zinc (galvanized) and aluminium combined coating of 150 gms/sqm (AZ-150) of 0.50mm TCT having top colour coat 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 as specified complete all as specified and directed.

S&F for Pre-painted galvaume aluminum zinc (galvanized) and aluminium combined coating of 150 gms/sqm (AZ-150) of 0.50mm TCT having top colour coat 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 as specified complete all as specified and directed.

Material and Labour for Plain cement concrete 1:2:4 type B-0 using 12.5 mm graded stone aggregate as in bed block or hold fast block complete all as specified and directed.

S&F 35mm thick plain framed 2nd cl hardwood panelled shutter (two panels ) with lock rail & panel of 9mm BWP commercial ply or 12mm veneered particle with commercial veneering on both face, the size of rail and style as per IS 1003 (Part-1) kiln seasoned and chemically pressed, treated complete incl 15 to 20 mm tapering bedding on one face of second cl hardwood fitted to chowkhats complete all as specified.

S&F factory made 2nd class 35 mm thick hardwood glazed and skelton shutters open rebated and prepared to receive glass / gauze etc ( with or without sash bars) divided into square with plain, chamfered or rounded fixed with cut : mitered beads for receiving gauge etc size of members of shutters as specified in SSR Part-I section 8 cluse 8.24(a) complete all as specified.

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

S&F 300 mm 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 and fixed complete all as specified & directed.

Supply and fix 100 mm size stainless steel butt hinges (ISI marked) with stainless steel screws all as specified and directed.

Supply and fix for 150mm extruded Aluminium alloy handles, cast type complete all as specified and directed by Engr-in-Charge

Supply and fix for 200mm long Aluminium, anodised, barrel tower bolts of extruded section complete all as specified and directed by Engr-in-Charge

S & F floor door stopper of aluminium alloy body and tongue, anodised, with hard drawn steel spring of 140 mm size with vulcanised rubber piece complete all as specified and as directed by Engineer-in-Charge

M & L for PVC (SWR) pipes 110 mm bore for weep of RCC retaining wall complete all as specified and directed

Supply and fix 3 ways sliding anodized aluminium glazed window shutter with frame with the following specification all as specified & directed. (a) Window frame 3 track of size 95mmx25mmx1.5mm thick (b) Stiles and rails of size 35mmx25mmx1.5mm (c) 35mmx35x1.5mm T section mullion (d) PVC gasket with 4mm thick tinted glass, incl. aluminium handles with necessary locking arrangement for 02 Nos glazed shutter (e) Stainless steel wire cloth, 0.36 mm nominal dia of wire and average width of aperture 1.40mm and fixed with stainless steel wire stapples incl. aluminium handles with necessary locking arrangement for 01 No gauzed shutter Note : Measurement to be taken as overall width and height of window. No shutter or frame to be measured separately. All necessary accessories including tinted glass and stainless steel wire cloth required for assembling and fixing window at proper place complete are deemed to be inclusive.

Providing & fixing false ceiling with semi perforated 12 mm thick micro tegular edged of 10 mm thick square eadge at all heights with GRG (glass fiber reinforced Gypsum ) false ceiling tiles of size 595/X595 of approved texture design and patter having moisture contain less than 2%, humidity resistance of 99%, NCR 0.50 to 0.75 as per IS 8225, 1987, non combustible as per BS 475 ( Part -IV1970 and light code description unit rate No 429 SUB HEAD 26.0 NEW TECHNOLOGIES AND MATERIAL reflectance of 85 % minimum to laid in true horizontal level suspended on interlocking metal T grid of hot dipped galvanized iron section of 0.33 mm thick ( galvanized @ 120 gms per sqm including both side comprising of main T runner of size 15X 32 mm of length of 3000 mm , cross T of size 15 X 32 mm of length 1200 mm and secondary intermediate crass T of size 15 X 32 of length of 600 mm to form grid module of size 600 X 600 mm suspended from ceiling using galvanized metal sheet item (galvanized @ 80 per sqm ie 50 mm long 8 mm outer dia meter M-6 , fasteners , 6 mm dia fully threaded hanger rod up to 1000 mm length and L shape level adjusters of size 85 X 25 galvanized iron perimeter

wall angle of size 24 X24 X 0.40 mm of length 3000 mm to be fixed on perimeter of wall / partition with the help of plastic rawl pluhs at 450 mm centre to centre and 40 mm long dry wall screw . The work shall be carried out as per specification drg and as per direction of Engr-in-Charge.

S/F mild steel,chromium plated curtain rods with brackets, including fixing stops,rollers bracket etc with harrison rails

S & F in repairs for 4mm dia GI wire fixed to both ends of wall by means of necessary fastening bolts or T-shape nut & bolt for hold the wire complete all as specified & directed.

M& L for forming Construction joint 30mm deep x 10mm wide filled with sealing compound grade 'A' complete all as specified & directed.

E and M Division Items

Taking down copper/aluminium point wiring (light, fan, socket or power) complete, including fixture and fittings such as switches, ceiling roses, sockets, lamp holder and conduit etc. removing materials to store for taking credit and making good disturbed surfaces of walls, floors, etc complete all as specified and directed by EIC. Note:- The damaged surfaces to be made good with plastering & applying colour wash in required coats to matching with existing surfaces as directed by Engineer-in-charge. Cost of the same deem to be included in quoted rates and nothing extra on this account admissible.

M&L for point wiring with two single core 1.5 Sq.mm size multistranded FRLS copper conductor PVC insulated cables and one single core 1.5 Sq.mm size green colour PVC insulated,multistranded copper conductor PVC cable as earth continuity conductor,1100 volts grade, complete drawn in and including PVC Non metatilicconcealed Conduit and conduit accessories,confirming to IS Specifications,concealed in wall,fixing on ceiling /trusses with suitable clamps , screws etc, including 1.22 mm thick MS terminal boxes with 3 mm thick plastic laminated sheet top cover fixed with cadmium plated iron screws for mounting switches, sockets, fan regulators etc.,including connecting up and testing , all as specified and as directed for :-

One light point controlled by one switch.

One fan/ exhaust fan point controlled by one switch.

One switch socket out let point 5 Amps on independent board

One switch socket out let point 5 Amps on same board

Ditto all as per item No.2 herein before but with 4 sqmm cable for one 3 pin 15 Amp switch socket outlet and using 4 sqmm PVC single core copper conductor cable multistranded as earth wire complete all as specified and directed.

Supply and fixing switch piano flush type 5 Amp single pole, one way complete all as specified and directed by Engr-in-Charge

Supply and fixing for ceiling rose surface bakelite 65 x 50 mm three terminal complete all as specified and directed by Engr-in-Charge

Supply and fixing socket outlet 5 pin 5 Amps, flush type complete all as specified and directed by Engr-in-Charge

Supply and fixing Socket outlet combination 2 in 1 3 pin 6 and 16 amp flush type universal complete all as specified and directed by Engr-in-Charge

Supply and fixing Socket outlet combination 2 in 1 3 pin 6 flush type universal complete all as specified and directed by Engr-in-Charge

Supply and fixing lamp holder insulated body with back plate for batten fitting including necessary connection complete all as specified and directed by Engr-in-Charge

Supply and fixing powder coated sheet metal enclosures DB, double door, single pole and neutral 8 way 240 Volt fitted with bus bar, DIN channel, neutral link and incoming contact complete all as specified and directed by Engr-in-Charge

Supply and fixing MCB SPN 6-32 Amps 240 volts. complete all as specified and directed by Engr-in-Charge

Supply and fixing MCB SP 6 Amps to 32 Amps 230 Volt complete all as specified and directed by Engr-in-Charge

S&F surface mounting batten tube light fitting, integrated polycarbonate LED channel with white acrylic cover complete suitable for and including lamp LED 1x20 Watt,(4 feet) fixed properly on wall surface and connecting complete from ceilling rose to fitting by three core copper conductor cable of overall sheathed size 2.5 Sqmm which shall be passed through PVC flexible conduit all as directed.

S&F building security light LED fitting 25/35 watt 230V AC outdoor type with high pressure die cast aluminum housing and heat resistant , epoxy powder coated dark graphite grey colour finish and prismatic polycarbonate cover with individual LED lences suitable for including lamp LED 25/35 watt, fixed / connect properly at directed location on building with IP 65/66 protection complete all as specified and directed by Engr-in-Charge

Supply and fixing bracket for street light fittings of any size made out of GI pipe medium grade 25/32 mm dia 1.25 mtr length bend to required size and shape including provision of clamps and fittings in position and two coat of aluminum paint over a coat of red oxide primer all as specified and directed including taking down old bracket complete all as specified and directed by Engr-in-Charge

Taking down old fan and S&F Ceiling fan 1200mm sweep single phase 230 volts AC, min air delivery 210 CFM with service valve 6.00 BEE 5 star rating with brushless direct current motor (BLDC) with blade ,down roads electronic regulator and complete accessories complete fixed properly on wall surface with the provisioning of suitable sizes of rag bolts, nuts, washer and to connect by using cable PVC insulated copper stranded conductor of size 2.5 Sqmm 3 core and overall PVC sheathed which shall be passed through PVC flexible conduit of length not exceeding 0.50 mtr all as reqd and as directed by Engr-in-Charge. Note:- Taking down Old Ceiling fan deposit to AGE Vairengte E/M Store (not in Schedule of Credit)

M & L for building earthing complete with galvanised steel earth plate electrode 60 x 60x 6mm burried directly in ground (earth pit not less than 2.25 mtr deep below ground level) with top edged of the plate not less than 1.5 mtr below normal ground level, connected to galavanised iron earth lead by means of bolt, nut, check nut and washer of galavanised iron wire 4mm as earthing lead as shown in Electrical Plate No 3 of SSR Part I connected to earthing test point all as specified or indicated including testing on completion including necessary excavation and earth work in hard/dence soil, earth pit in PCC 1:3:6 type C1 using 20mm stone aggreate, funnel, 20mm dia GI medium grade water pipe, 15mm dia GI light grade earth lead protection pipe, CI frame and cover, wire, copper lugs, wire mesh, charcoal or coke and common salt in alterative layer all around the earth electrode compacted thickness 15 cm including excavation and earth work pit cover including disposal of surplus soil to a distance not excessding 50m, complete testing on completion all complete as shown in electrical plate No 3 of SSR Part I 2009 all as directed by Engr-in-Charge

Supply ,laying and testing in trenches or fixing on wall or passing through pipe 1100 volts grade heavy duty cable XLPE Insulated multi stranded aluminium conductor cross sectional area 16 sqmm 4 core served with an inner sheathing of PVC tape armoured with galvanised steel wire or strip and over PVC sheathed, properly clamps on wall and connection at end point with all legs ,glands etc complete all as specified and directed by Engr-in-Charge

Supply & laying, tubes, 32mm medium grade, galvanised iron water tubes with screwed socket joint together with and including all GI fittings connection on wall or floor with clamps digging etc as per site requirement complete all as specified and directed by Engr-in-Charge

Supply & laying, tubes, 25mm medium grade, galvanised iron water tubes with screwed socket joint together with and including all GI fittings connection on wall or floor with clamps digging etc as per site requirement complete all as specified and directed by Engr-in-Charge

M&L for Fan hook fabricated with MS Flat 25X6mm 350mmlong 02 nos bend to shapedrilled with holes and MS nut, bolts and washer of required as per side with one coatof primer and two coat of paints as per site complete all as specified and directed by Engr-in-Charge

M/S PIJUSH BHATTACHARJEE (BID ID -3384126)

M/S SUBHAM ENTERPRISE (BID ID -3384733)

SHRI YOUNUS KHAN (BID ID -3384274)

Bhuiya Construction (BID ID -3381634)

ABDUL AUDUD (BID ID -3385501)

M/S TAPAN KUMAR RAY (BID ID -3385327)

M/S R A ENTERPRISE (BID ID -3386216)