National Chemical Laboratory Tender

Providing and fixing bright finished brass 100 mm mortice latch and lock with 6 levers and a pair of lever handles of approved quality with necessary screws etc. complete.

Providing and fixing aluminium extruded section body tubular type universal hydraulic door closer (having brand logo with ISi, IS : 3564, embossed on the body, door weight upto 36 kg to 80 kg and door width from 701 mm to 1000 mm), with double speed adjustment with necessary accessories and screws etc. complete.

Providing and fixing aluminium tower bolts, ISI marked, anodised (anodic coating not less than grade AC 10 as per IS : 1868 ) transparent or dyed to required colour or shade, with necessary screws etc. complete :300x10 mm

Providing and fixing aluminium handles, ISI marked, anodised (anodic coating not less than grade AC 10 as per IS : 1868) transparent or dyed to required colour or shade, with necessary screws etc. complete :125 mm

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. Hot finished welded type tubes

Providing and laying Vitrified tiles in floor in diferent sizes (thickness to be specified by the manufacturer) with water absorption less than 0.08% and conforming to IS:15622, of approved brand & manufacturer, in all colours and shade, Fixing glazed/ Ceramic/ Vitrified floor tiles with cement based high polymer modified quick-set tile adhesive (Water based) conforming to IS: 15477, in average 3 mm thickness,jointing with grey cement slurry @3.3 kg/sqm including grouting the joints with white cement and matching pigments etc. The tiles must be cut with the zero chipping diamond cutter only . Laying of tiles will be done with the notch trowel, plier, wedge, clips of required thickness, leveling system and rubber mallet for placing the tiles gently and easily. Double charge vitrified tile polished finish of size -Size of Tile 600 x 600 mm.

Providing and laying Vitrified tiles in diferent 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 mortar 1:3 (1 cement: 3 coarse sand), jointing with grey cement slurry @ 3.3 kg/ sqm including grouting the joint with white cement & matching pigments etc. complete.Double charge vitrified tile polished finish of size -Size of Tile 600 x 600 mm

Providing and fixing precoated galvanised iron profile sheets (size, shape and pitch of corrugation as approved by Engineer-in-Charge) of total coated thickness 0.50 mm (base metal of minimum 0.45 mm thickness with total coating thickness of 0.05mm) with zinc coating 120 grams per sqm as per IS: 277, in 240 mpa steel grade, 5-7 microns epoxy primer on both side of the sheet and polyester top coat 15-18 microns. Sheet should have protective guard film of 25 microns minimum to avoid scratches during transportation and should be supplied in single length upto 12 metre or as desired by Engineer-in-charge. The sheet shall be fixed using self drilling /self tapping screws of size (5.5x 55 mm) with EPDM seal, complete upto any pitch in horizontal/ vertical or curved surfaces, excluding the cost of purlins, rafters and trusses and including cutting to size and shape wherever required.

15 mm cement plaster on the rough side of single or half brick wall of mix: 1:4(1 cement: 4 fine sand)

Painting with synthetic enamel paint of approved brand and manufacture to give an even shade : Two or more coats on new work

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

Distempering with 1st quality acrylic distemper (ready mixed) having VOC (Volatile Organic Compound ) content less than 50 gram/ litre, of approved brand and manufacturer including applying additional coats wherever required to achieve even shade and colour Old work (one or more coats)

Wall painting with premium acrylic emulsion paint (Luster )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

Applying priming coats with primer of approved brand and manufacture, having low VOC (Volatile Organic Compound ) content. With water thinnable cement primer on wall surface having VOC content less than 50 grams/litre.

Removing dry or oil bound distemper, water proofing cement paint and the like by scrapping, sand papering and preparing the surface smooth including necessary repairs to scratches etc. complete.

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.

French spirit polishing :One or more coats on old work

Repairs to plaster of thickness 12 mm to 20 mm in patches of area 2.5 sq.meters and under, including cutting the patch in proper shape, raking out joints and preparing and plastering the surface of the walls complete, including disposal of rubbish to the dumping ground, all complete as per direction of Engineer-in-Charge. With cement mortar 1:4 (1 cement : 4 fine sand)

Repairs to plaster of thickness 12 mm to 20 mm in patches of area 2.5 sq.meters and under, including cutting the patch in proper shape, raking out joints and preparing and plastering the surface of the walls complete, including disposal of rubbish to the dumping ground, all complete as per direction of Engineer-in-Charge. With cement mortar 1:4 (1cement: 4 coarse sand)

Demolishing R.C.C. work manually/ by mechanical means including stacking of steel bars and disposal of unserviceable material within 50 metres lead as per direction of Engineer - in- charge.

Dismantling doors, windows and clerestory windows (steel or wood) shutter including chowkhats, architrave, holdfasts etc. complete and stacking within 50 metres lead : Of area 3 sq. metres and below.

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.

Dismantling roofing including ridges, hips, valleys and gutters etc., and stacking the material within 50 metres lead of:Asbestos Cement sheet

Providing and fixing white vitreous china laboratory sink, 3 way CP brass crome plated laboratory tap 15mm,40 mm C.P brass waste and 40 mm C.P. brass trap with necessary C.P. brass unions complete, cutting and making good the wall wherever required : Size 450x300x150 mm

Providing and fixing white vitreous china laboratory sink, 3 way CP brass crome plated laboratory tap 15mm,40 mm C.P brass waste and 40 mm C.P. brass trap with necessary C.P. brass unions complete, cutting and making good the wall wherever required : Size 600x450x200 mm

Providing and fixing aluminium work for doors, windows, ventilators and partitions with extruded built up standard tubular sections/ appropriate Z sections and 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 the gaps at junctions, i.e. at top, bottom and sides with required EPDM rubber/ neoprene gasket etc. Aluminium sections shall be smooth, rust free, straight, mitred and jointed mechanically wherever required including cleat angle, Aluminium snap beading for glazing / panelling, C.P. brass / stainless steel screws, all complete as per architectural drawings and the directions of Engineer-in-charge. (Glazing, paneling and dash fasteners to be paid for separately) : For fixed portion-Powder coated aluminium (minimum thickness of powder coating 50 micron)

Providing and fixing aluminium work for doors, windows, ventilators and partitions with extruded built up standard tubular sections/ appropriate Z sections and 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 the gaps at junctions, i.e. at top, bottom and sides with required EPDM rubber/ neoprene gasket etc. Aluminium sections shall be smooth, rust free, straight, mitred and jointed mechanically wherever required including cleat angle, Aluminium snap beading for glazing / panelling, C.P. brass / stainless steel screws, all complete as per architectural drawings and the directions of Engineer-in-charge. (Glazing, paneling and dash fasteners to be paid for separately) : 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 EPDM rubber / neoprene gasket required (Fittings shall be paid for separately) -Powder coated aluminium (minimum thickness of powder coating 50 micron)

Providing and fixing 12 mm thick prelaminated particle board flat pressed three layer or graded wood particle board conforming to IS: 12823 Grade l Type ll, in panelling fixed in aluminum doors, windows shutters and partition frames with C.P. brass / stainless steel screws etc. complete as per architectural drawings and directions of engineer-in-charge. Pre-laminated particle board with decorative lamination on both sides

Providing and fixing glazing in aluminium door, window, ventilator shutters and partitions etc. with EPDM rubber / neoprene gasket etc. complete as per the architectural drawings and the directions of engineer-in-charge . (Cost of aluminium snap beading shall be paid in basic item): With float glass panes of 4.0 mm thickness

Providing and fixing anodised aluminium grill (anodised transparent or dyed to required shade according to IS: 1868 with minimum anodic coating of grade AC 15) of approved design/pattern, with approved standard section and fixed to the existing window frame with C.P. brass/ stainless steel screws @ 200 mm centre to centre, including cutting the grill to proper opening size for fixing and operation of handles and fixing approved anodised aluminium standard section around the opening, all complete as per requirement and direction of Engineer-in-charge. (Only weight of grill to be measured for payment).

Shifting of building rubbish,malba,excavated soils,etc by truck /small dumper of capacity 1 to 1.5 brass with in NCL campus, rates are inculding loading and unloading .Complete item as executed as directed by Engineer-in-charge.

Supply of carpenter (Highly skilled) for repair of wooden or furniture work including necessary tools and etc. complete item as per instruction of Engineer-in-charge.

Providing and fixing 18mm thick MR Grade plywood approved brand and manufacture in frame work of cup-board,table tops,table side,partition,shelves etc.with adhesive and nails,etc.complete as per the direction of Engineer-in-charge.Ply-wood use make only:- Green ecotech,Century,National ,Mountwall,Gargan or Tower etc.

Providing and fixing 18mm thick MR Grade plywood approved brand and manufacture in the cup-board shutters,drawers and key board Including 2nd class teak wood lipping of 18x5mm size to the exposed edges with necessary screws, adhesive, nails ,nickle plated bright finished w-hinges , decorative brass handles, mangnatic door catcher, brass cup-board lock,Telescopic channel for drawers,Chain for shutter ,etc.complete as per the direction of Engineer-in-charge.Ply-wood use make only:-Green ecotech,Century,National ,Mountwall, Gargan or Tower etc.

Providing and fixing 1mm thick decorative laminate lamination of PEARL GLOSS/SUEDE finish to the cup-board / ward robe shutters, with necessary screws,adsive,nails etc complete as per directed by the Engineer-in-charge.GREENLAM or HERITAGE make only.

Providing and fixing 25mm average thick kadappa stone slab in platform and shelves with one side machin polished,machin cut,etc.fixed in cement mortar 1:4 in coased sand including making hole in stone ,making groove in the wall and making good the damages to walls and floors as required to complete,including disposal of rubbish upto to the dumping ground with in 50mtr lead.

Neeru finish to plastered surface in all position including scaffolding and curing etc.complete item as per instruction of Engineer-in-charge..

Deep Scraching to exhisting mosaic floor surface by grinding machine,including making dust free with ceanning by watering ,complete item execute as per instruction of Engineer-in-charge.

Providing and fixing 18 mm thick gang saw cut, mirror polished, premoulded and prepolished, machine cut on top of wooden/steel platforms and similar locations of required size , approved shade, colour,texture with adhesive, joints treated with white cement, mixed with matching pigment, epoxy touch ups, including rubbing, curing, including champer cut moulding and polishing to edges to give high gloss finish etc. complete at all levels.Granite stone slab of colour telephone black/ Cherry/Ruby red,Area of slab over 0.50 sqm

Providing and fixing 6mm thick MR Grade plywood approved brand and manufacture in frame work of cup-board,shelves,drawers etc with necessary screws, adhesive nails,etc.complete as per the direction of Engineer-in-charge.Ply-wood use make only:- Green ecotech ,Century, National , Mountwall,Gargan or Tower etc.

Structural steel work riveted, bolted or welded in built up sections, trusses and framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete

Removing existing cement concrete interlocking paver block flooring and refixing after leveling the surface available cement concrete interlocking paver block over and including 50mm thick compacted bed of stone dust , complete item as per the direction of Engineer-in-charge.

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level:1:2:4 (1 cement : 2 coarse sand (zone-Ill) derived from natural sources: 4 graded stone aggregate 20 mm nominal size derived from natural sources)

Finishing walls with Premium Acrylic Smooth exterior paint with Silicone additives of required shade. Old work (one or more coats applied @ 0.83 ltr/10 sqm).

Providing and fixing 3 layer PPR-C (Poly propylene Random copolymer) pipes confirming to IS:15801 UV stabilized & anti - microbial fusion welded, having thermal stability for hot & cold water supply, including all PPR-C plain & brass threaded polypropylene random fittings, testing of joints complete as per direction of Engineer-in-Charge PN- 10 Pipe, 90 mm OD (SDR-11)