Chemistry Lab

Amount

Demolishing brick work manually/ by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead: (a) In cement mortar

Earthwork in excavation in foundation trenches or drains etc. (not exceeding 1.5m in width or 10sqm on plan) including dressing of sides and ramming of bottoms, lift upto 1.5m including getting out excavated soil and disposal of surplus excavated soil as directed within a lead of 50 metres. (b) Hard Soil ( pick work )

Providing and laying inposition cement concrete of specified grade excluding cost of centering and shuttering - All work upto plinth level: a) 1:4:8 (1 cement : 4 coarse sand : 8 stone agrregate 20mm nominal size)

Providing and laying in position machine batched and machine mixed design mix M-20 grade cement concrete for reinforced cement concrete work, using cement content as per approved design mix, including pumping of concrete to site of laying but excluding the cost of centering, shuttering, finishing and reinforcement, including admixtures in recommended proportions as per IS: 9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability as per direction of Engineer-in-charge. “(Note:- Cement content considered in this item is @ 330 kg/cum.“Excess/ less cement used as per design mix is payable/recoverable separately) a) All work upto foundation & plinth level.

b) All work above plinth level upto floor V level.

Steel reinforcement for RCC work including straighthening, cutting, bending, placing in position and binding all complete. (b) Thermo-Mechanically Treated bars of grade Fe-500 or more.

Centering and shuttering including strutting, propping, etc. and removal of form works in - a) Foundations, footings, bases of columns etc. for mass concrete.

c) Columns, pillars, piers, abutments, posts and struts.

d) Lintels, beams, plinth beams, girders, bressumers and cantilevers, etc.

e) Suspended floors, roofs, landings, shelves and their support, balconies and chajjaj, etc.

Filling available excavated earth (excluding rock) in trenches, plinth, etc. in layers not exceeding 20 cms in depth, consolidating each layer by ramming and watering and dressing lead upto 50 meters and lift upto 1.50 meters.

Half brick masonry with first class brick in fsuperstructure above plinth level upto floor V level. b) in cement mortar 1 : 4 ( 1 cement : 4 fine sand )

Providing Ist class teak wood dressed in frames of chaukhat for doors, windows, clerestory windows fixed in position.

Providing and fixing 1st class local wood panelled shutters for doors etc. including M.S. butt hinges with necessary screws, etc. complete. a) 40 mm thick.

Providing and fixing brass sliding door bolts (aldrops) bright finished with nuts and screws etc. complete. a) 300 x 16 mm

Providing and fixing brass tower bolts (socket bolts) bright finished with necessary screws etc. complete. a) 300 mm

Providing and fixing brass handles with necessary screws, etc. complete. a) 150 mm

Providing and fixing anodised aluminium work for doors, windows, ventilators and partitions with extruded built up standard sections/ other sections of approved make conforming to IS : 733 and IS : 1285 fixing with dash fasteners of required dia and size, including necessary filling up of gaps at junctions, at top, bottom and sides with required PVC/ neoprene gaskets etc. Aluminium sections shall be smooth, rust free, straight, mitred and jointed mechanically wherever required including cleat angle, aluminium snap beading for glazing /panelling, CP brass /stainless steel screws all complete including fixing of glasses but excluding cost of glasses. (a) Natural colour (i) 2 - track sliding windows/ventilators.

For shutters of doors, windows & ventilators including providing and fixing hinges/ pivots and making provision for fixing of fittings wherever required including the cost of PVC / neoprene gasket required. (Glazing to be paid for separately) (a) Natural colour

Supplying of glass panes at site. c) 4mm thick plate sheet glass.

20mm cement plaster 1 : 4 (1 cement : 4 fine sand).

15mm cement plaster 1 : 4 (1 cement : 4 fine sand).

6mm cement plaster to ceiling 1 : 4 (1 cement : 4 fine sand).

Providing & laying vitrified floor tiles in different sizes (thickness to be specified by the manufacture) with water absorption less than 0.08% and conforming to IS:15622,of approved make, in all colours and shades, laid on bed of 20mm thick cement mortar 1 : 4 (1cement:4course sand), including the joints with white cement and matching pigments etc.complete.as per design collours. ( c) Double charge

Coloured polished granite slab of size not less than 1200mm x 600mm x 20mm thick in flooring, treads of steps and landings laid over 20mm (average) thick base of cement mortar 1:4 and jointed with white cement slurry including rubbing and polishing complete. (a) General black

Steel work in built up tubular (round, square or rectangular hollow tubes etc.)trusses etc., including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer, including welding and bolted with special shaped washers etc. complete.

Applying one coat of water thinnable cement primer of approved brand and manufacture on wall surface. (a) Ready mix white primer.

Wall painting with interior emulsion paint of approved brand and manufacture on new work (two or more coats) to give an even shade. (a) Regular interior emulsion like Rangoli deluxe emulsion etc.

Applying one coat of Efflorescence resistant penetrating primer for Raincoat, Newcoat & Heatshield of approved brand and manufacture on wall surface, cement primer of approved brand and manufacture on wall surface.

Finishing walls with exterior emulsion of required shade on new work (three or more coats) to give an even shade. a) Regular exterior emulsion like supercote, walmasta etc.

Applying priming coat with ready mixed pink or Grey primer of approved brand and manufacture on wood work (hard and soft wood) & Plywood.

Painting with synthetic enamel paint of approved brand and manufacture in all shades on new work (two or more coats). a) General quality

Providing and fixing white vitreous china laboratory sink with C.I. brackets, C.P. brass chain with rubber plug, 40 mm C.P brass waste and 40mm C.P.brass trap with necessary C.P. brass unions complete, including painting of fittings and brackets, cutting and making good the wall wherever required : (a) Size 450x300x150mm.

Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes, having thermal stability for hot & cold water supply, including all CPVC plain & brass threaded fittings, including fixing the pipe with clamps at 1.00 m spacing. This includes jointing of pipes & fittings with one step CPVC solvent cement and testing of joints complete as per direction of Engineer in Charge. Internal work - Exposed on wall b) 20mm dia. nominal bore

f) 50mm dia nominal bore

Providing and fixing 15 mm nominal bore C.P. brass angle stop cock for basin mixer and geyser points of approved quality conforming to IS:8931 . a) Class-III

Providing and fixing 15mm nominal bore chromium plated brass pillar cock of approved quality. a) Class-III

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