Repair and welcome maint of Flag Staff House at ARTCS, Shokhuvi

Amount

Providing and laying in position cement concrete of specified grade, 1:4:8 (stone aggregate 40 mm nominal size).

15 mm cement plaster on the rough side of single or half brick wall of mix 1:4 in both sides.

Providing and laying rectified Glazed Ceramic floor tiles of size 300x300 mm or more (thickness to be specified by the manufacturer), of 1st quality conforming to IS : 15622, of approved make, in all colours, shades, except 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 @ 3.3 kg/ sqm including pointing 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 them anufacturer), of approved make, in all colours, shades except burgundy, bottle green, black of any size as approved by Engineer-in-Charge, in skirting, risers of steps and dados, over 12 mm thick bed of cement mortar 1:3 (1 cement : 3 coarse 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 steel work in built up tubular trusses including cutting, hoisting fixing in position and applying applying a priming coat of approved steel primer, welded and bolted including special shaped washers etc complete as hot finished seamless type 50 mm dia bore tubes with necessary accessories and screws etc. complete. (Except Mtrl)

Providing and fixing steel work in built up tubular trusses including cutting, hoisting fixing in position and applying applying a priming coat of approved steel primer, welded and bolted including special shaped washers etc complete as hot finished seamless type 50 mm dia bore tubes with necessary accessories and screws etc. complete.

Providing and fixing steel work welded in built up sections/framed worked including cutting, hoisting fixing in position and applying applying a priming coat of approved steel primer, welded as in bracket of 10mm thick base plate etc complete all as specified. In gratings, frames, guard bar, ladder, railings, brackets, gates and similar works

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.

Providing and fixing precoated galvanised steel sheet roofing accessories 0.50 mm (+0.05 %) total coated thickness, 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 using self drilling/ self tapping screws complete : Ridges plain (500 - 600mm)

M & L for applying in synthetic enamel paint of approved brand and manufacture to give an even shade of two coat on new work priming steel surfaces.

Applying priming coat with ready mixed red oxide zinc chromate primer of approved brand and manufacture on steel work

Distempering with 1st quality acrylic distemper (ready mixed) having VOC content less than 50 gms/litre, of approved manufacturer, of required shade and colour complete, as per manufacturer's specification. 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.

MEGHALAYA CONSTRUCTION AND SUPPLY CO. (BID ID -3278745)

M/s TOVISHE ACHUMI (BID ID -3278780)