ADDITION ALTERATION TO ECSG DIVISION BLDG NO P152 AT GTRE RENOVATION OF CONFERENCE HALL AND PROVISION OF AIR CONDITIONING TO SIMULATOR BUILDING FOR ADE UNDER GE I R AND D EAST BANGALORE

Dismantling doors, windows and clerestory windows (steel or wood) shutter including chowkhats, architrave, holdfasts, guard bars etc. of area 3 sq. metres and below complete and stacking within 50 metres lead complete all as specified and as directed.

Providing and fixing powder coated aluminium (minimum thickness of powder coating 50 micron) frame 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 / paneling, C.P. brass / stainless steel screws, all complete as per architectural drawings and the directions of Engineer-in-charge. NOTE :- Glazing, paneling and dash fasteners to be paid for separately.

Providing and fixing powder coated aluminium (minimum thickness of powder coating 50 micron) 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 complete all as specified and as directed. NOTE :- Fittings shall be paid for separately.

Providing and fixing with float glass panes of 5 mm thickness (weight not less than 12.50 kg/sqm) 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 . NOTE :- Cost of aluminium snap beading shall be paid in basic item.

Providing and fixing with float glass panes of 4 mm thickness (weight not less than 12.50 kg/sqm) 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 . NOTE :- Cost of aluminium snap beading shall be paidin basic item.

Providing and fixing 12 mm thick pre laminated particle board with decorative lamination on one side and balancing lamination on other side 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.

Providing and fixing aluminium die cast body tubular type universal hydraulic door closer (having brand logo with ISI, IS : 3564, embossed on the body, door weight upto 35 kg and door width upto 700 mm), with necessary accessories and screws etc.complete all as specified and as directed.

Providing and fixing false ceiling at all heights with 16 mm thick beveled tegular mineral fibre false ceiling tregular edged ceiling tiles 595x595 mm tile (NRC 0.55 to 0.60) of approved texture, design and patterns having NRC (Noise Reduction coefficient) of 0.50 (minimum) as per IS 8225:1987, Light reflectance of 85% (minimum). Non combustible as per BS:476 (part-4), fire performance as per BS:476 (part 6 &7), humidity resistance of 100%, thermal conductivity < 0.043 W/m K as per ASTM 518:1991, in true horizontal level suspended on inter-locking metal powder coated T-Grid of hot dipped galvanised iron section of 0.40 mm thick on Silhouette profile,rotary stitched double webbed white with 6mm reveal profile (white/ black),comprising of main-T runners of size 15x42mm of length 3000 mm, cross - T of size 15x42 mm of length 1200 mm and secondary intermediate cross-T of size 15x42 mm of length 600mm to form grid module of size 600 x 600 mm, suspended from ceiling using galvanised mild steel items (galvanizing @ 80 grams per sqm) i.e. 50 mm long, 8 mm outer diameter M-6 dash fasteners, 6 mm dia fully threaded hanger rod upto 1000 mm length and L-shape level adjuster of size 85x25x2 mm. Galvanised iron perimeter wall angle of size 22x19x0.40 mm of length 3000 mm to be fixed on periphery wall / partition with the help of plastic rawl plugs at 450 mm center to center and 40mm long dry wall S.S screws. The work shall be carried out as per specifications, drawing and as per directions of the Engineer-in-Charge.

Providing and fixing precoated galvanised iron profile sheets (size, shape and pitch of corrugation as approved by Engineer-in-charge) 0.50 mm (+ 0.05 %) total coated thickness 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 complete all as specified and as directed.

Providing and fixing 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 complete all as specified and as directed.