Periodic maintenance of Staff quarters, Scholars Hostel, Guest House and Dispensary building

Amount

AT SCHOLARS HOSTEL

Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in - charge. - Nominal concrete 1:3:6 or richer mix (i/c equivalent design mix)

Dismantling W.C. Pan and flushing cistern of all types (C.I./PVC/Vitrious China) including stacking of useful materials near the site and disposal of unserviceable materials and dismantled materials i/c malba all complete as per directions of Engineer-in-Charge

12 mm cement plaster finished with a floating coat of neat cement of mix : 1:4 (1 cement: 4 fine sand), Cost including for providing and mixing water proofing material in cement plaster work in proportion recommended by the manufacturers

Supplying & filling the 20mm nominal size stone aggregate derived from natural sources to the sunken portion of the Toilet area - work up to floor V level.

Providing and laying cement concrete in retaining walls, return walls, walls (any thickness) including attached pilasters, columns, piers, abutments, pillars, posts, struts, buttresses, string or lacing courses, parapets, coping, bed blocks, anchor blocks, plain window sills, fillets, sunken floor etc., up to floor five level, excluding the cost of centering, shuttering and finishing: 1:3:6 (1 cement : 3 coarse sand (zone-III) derived from natural sources : 6 graded stone aggregate 20 mm nominal size derived from natural sources)

Providing and laying rectified Glazed Ceramic floor tiles of size 300x300mm or more (thickness to be specified by the manufacturer), of 1st quality conforming to IS : 15622, of approved make, in colours White, Ivory, Grey, Fume Red Brown, laid on 20 mm thick cement mortar 1:4 (1 Cement: 4 Coarse sand), jointing with grey cement slurry @ 3.3kg/ sqm including grouting the joints with white cement and matching pigments etc., complete.

Providing and fixing Ist quality ceramic glazed wall tiles conforming to IS: 15622 (thickness to be specified by the manufacturer), of approved make, in all colours, shades except burgundy, bottle green, black of any size as approved by Engineer-in-Charge, including in skirting, risers of steps and dados, over 12 mm thick bed of cement mortar 1:3 (1 cement : 3coarse sand) and jointing with grey cement slurry @ 3.3kg per sqm, including pointing in white cement mixed with pigment of matching shade complete

Providing and fixing white vitreous china pedestal type water closet (European type W.C. pan) with seat and lid, 10 litre low level white P.V.C. flushing cistern, including flush pipe, with manually controlled device (handle lever), conforming to IS : 7231, with all fittings and fixtures complete, including cutting and making good the walls and floors wherever required : W.C. pan with ISI marked black solid plastic seat and lid

Providing and fixing PVC floor trap with C.P.brass grating (hinged type), self cleaning design with or without vent arm complete including cutting and making the walls and floors - 110mm dia inlet and outlet.

Providing and fixing wash basin with C.I. brackets, 15 mm C.P. brass pillar taps, 32 mm C.P. brass waste of standard pattern, including painting of fittings and brackets, cutting and making good the walls wherever require: White Vitreous China Flat back wash basin size 550x400 mm with single 15 mm C.P. brass pillar tap

Constructing masonry Chamber 60x60x75 cm inside, in brick work in cement mortar 1:4 (1 cement : 4 coarse sand) for valves with RCC top slab 1:2:4mix (1 cement : 2 coarse sand : 4 graded stone aggregate 20mm nominal size ) , i/c necessary excavation, foundation concrete 1:5:10 (1 cement : 5 fine sand : 10 graded stone aggregate 40 mm nominal size) and inside plastering with cement mortar 1:3 (1 cement : 3coarse sand) 12 mm thick, finished with a floating coat of neat cement complete as per standard design : With common burnt clay bricks of class designation 5.0

Wall painting with premium acrylic emulsion paint of interior grade, having VOC (Volatile Organic Compound ) content less than 50 grams/ litre of approved brand and manufacture, including applying additional coats wherever required to achieve even shade and colour - Two coats

Wall painting with premium acrylic emulsion paint of interior grade, having VOC (Volatile Organic Compound ) content less than 50 grams/ litre of approved brand and manufacture, including applying additional coats wherever required to achieve even shade and colour - One coat

Painting with synthetic enamel paint of approved brand and manufacture of required colour to give an even shade : One or more coats on old work

Dismantling manually / by mechanical means of existing damaged plywood cupboards with shutters including stacking of serviceable fittings, materials and disposal of unserviceable materials within 50metres lead as per the direction of Engineer-in-charge.

supplying of double door steel Almirah of size 90x180cm of godrej or equivalent make as approved by the Engineer-in-charge.

Providing and fixing Polyvinyl Chloride (PVC) pipes, having for watersupply, including all PVC plain & brass threaded fittings, i/c fixing the pipe with clamps at 1.00m spacing. This includes jointing of pipes & fittings with one step PVC solvent cement and the cost of cutting chases and making good the same including testing of joints complete as per direction of Engineer in charge - External work - Exposed on walls

25mm nominal outer dia pipes - 12kgf/sqcm

32mm nominal outer dia pipes - 12kgf/sqcm

40mm nominal outer dia pipes - 12kgf/sqcm

50mm nominal outer dia pipes - 10kgf/sqcm

63mm nominal inner dia pipes - 6kg/sqm

110mm nominal inner dia pipes - 6kg/sqm

Providing and applying white cement based putty of average thickness 1mm, of approved brand and manufacturer, over the plastered wall surface to prepare the surface even and smooth complete.

Providing and fixing to existing door frames - 24 mm thick factory made PVC door shutters made of styles and rails of a UPVC hollow section of size 59x24 mm and wall thickness 2 mm (± 0.2mm) with in built edging on both sides. The styles and rails mitred and joint at the corners by means of M.S. galvanized / plastic brackets of size 75x220 mm having wall thickness 1.0 mm and stainless steel screws. The styles of tha shutter reinforced by inserting galvanized M.S. tube of size 20x20 mm and 1mm (± 0.1mm) wall thickness. The lock rail made up of " H" section, a UPVC hollow section of size 100x24 mm and 2mm (± 0.2mm) wall thickness, fixed to the shutters styles by means of plastic/ galvanized M.S.'U' cleats. The shutter frame filled with a UPVC multi chambered single panel of size not less than 620mm, having over all thickness of 20mm and 1mm (± 0.1mm) wall thickness. The panes filled vertically and tie bar at two places by inserting horizontally 6mm galvanized M.S. rod and fastened with nuts and washers, complete and cost including all fixtures like SS Hinges, Tower bolt, handles aldrop etc. as per manufacturer's specification and direction of Engineer- in - charge. (for W,C and bath room door shutter).

Dismantling G.I. pipes (external work) including excavation and refilling trenches after taking out the pipes, manually/ by mechanical means including stacking of pipes within 50 metres lead as per direction of Engineer-in-charge : 15 mm to 40 mm nominal bore

AT GUEST HOUSE BUILDING

Reinforced cement concrete work in beams, suspended floors, roofs having slope up to 15° landings, balconies, shelves, chajjas, lintels, bands, plain window sills, staircases and spiral stair cases above plinth level up to floor five level, excluding the cost of entering, shuttering, finishing and reinforcement with 1:1.5:3 (1 cement : 1.5 coarse sand(zone-III) derived from natural sources : 3 graded stone aggregate 20 mm nominal size derived from natural sources)

Centering and shuttering including strutting, propping etc. and removal of form for: Suspended floors, roofs, landings, balconies and access platform

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete above plinth level - Thermo-Mechanically Treated bars of grade Fe-500D or more

Disconnecting the existing 200LPD Solar water heater system at roof terrace. Cost including disconnecting all pipe connections and plugged off properly, Detach all the fixturer, assemblies & properly marked and stored in the desired location as per the Engineer-in-charge direction within the building premises.

Supplying of Visitors chair of approved make & Model completion etc as per the direction of the Engineer-in-charge.

AT STAFF QUARTERS

Dismantling old plaster in slope roof / floor / terrace or skirting raking out joints and cleaning the surface for plaster including disposal of rubbish to the dumping ground within 50 metres lead

Providing and laying vitrified floor tiles in different sizes (thickness to be specified by the manufacturer) with water absorption less than 0.08% and conforming to IS: 15622, of approved make, in all colours and shades, Fixing floor tiles with cement based high polymer modified quick-set tile adhesive (Water based) conforming to IS: 15477, in average 5mm thickness. jointing with grey cement slurry @ 3.3 kg/ sqm including grouting the joints with white cement and matching pigments etc., complete. - Size of Tile 600x600 mm

Providing and laying Vitrified tiles in different sizes (thickness to be specified by manufacturer), with water absorption less than 0.08 % and conforming to I.S. 15622, of approved make, in all colours & shade, in skirting, riser of steps, over 12 mm thick bed of cement ortar 1:3 (1cement: 3 coarse sand), jointing with grey cement slurry @ 3.3 kg/sqm including grouting the joint with white cement & matching pigments etc. complete. - Size of Tile 600x600 mm

Dismantling tile work in floors and roofs laid in cement mortar including stacking material within 50 metres lead. - For thickness of tiles 10 mm to 25 mm

Polishing on mosaic work / stone work wherever required to give high gloss finish complete as per the direction of Engineer-in-charge.

Providing and fixing fly proof stainless steel grade 304 wire gauge, to existing windows and clearstory windows using wire gauge with average width of aperature 1.4mm in both directions with wire of dia 0.50mm, including necessary aluminium frames, rubber beadings, screws, handles, locking arragements, hinges etc (if required) . complete as per direction of Engineer-in-charge.

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift upto 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m. - All kinds of soil.

Extra for every additional lift of 1.5 m or part thereof in excavation / banking excavated or stacked materials. - All kinds of soil

Brick work with common burnt clay (non modular) bricks of class designation 5.0 in foundation and plinth in: Cement mortar 1:6 (1 cement : 6 coarse sand)

MISCELLANIOUS

Supplying the following items of the approved make & model etc complete as per the approval of Engineer-in-charge - to the NIIST ESD store

1" Brass lever valve

C.P.Brass 15mm Long body Tap (Heavy)

C.P.Brass 15mm short body tap (medium)

C.P.Brass Wash basin tap (heavy)

C.P. brass Wash basin tap (medium)

C.P.brass Stop cock

C.P.brass 15mm Angle cock

1.25" CP waste (full threaded)

1.5" CP waste (full threaded)

1.25" CP waste (with overflow)

1.25" PVC waste

1.5" PVC waste

15mm C.P.brass Heakth faucet set (Heavy)

C.P.Brass 15mm two way tap

Shower rose C.P.brass for 15 to 20mm inlet 150mm dia

Kitchen sink CP waste

Supplying of SKILLED LABOURS - Plumber, Carpenter, Aluminum Fabricator for various petty works - Cost including labour chargesm all tools & plants whenever required for complete the job as directed by the Engineer-in-charge.

Supplying and fixing 7HP SUBMERCIBLE WATER PUMP with 20m length 1" PVC Pipes, suitable electrical cables and starter switch etc as recommended by the manufaturer specification / approved by the Engineer-in-charge etc complete in workable condition.

Supplying of 1HP SUBMERCIBLE WATER PUMP with 20m length 1" PVC flexible (ring) hose pipes, suitable electrical cables and starter switch etc as recommended by the manufaturer specification / approved by the Engineer-in-charge etc complete in workable condition.

Supplying of BOSCH Pressure washer of AdvAquatak 140 model with standard accessories provided by the manufacturer.

Baby Constructions

VASANTHASENAN AND CO.