UPGRADATION OF BOUNDARY WALL AT UG IACCS AND UPGRADATION OF FALSE CEILING AND KITCHEN OF COMMUNITY HALL AT AF STATION LAITKOR PEAK UNDER GE (I) (AF) SHILLONG

Dismantling wrought iron or mild steel work of any description not otherwise provided for complete all as directed by Engineer-In-Charge.

Dismantling of barbed wire of any position complete all as directed by Engineer-In-Charge.

Taking down cement plaster on brick or stone walls, etc. including raking out joints, hacking for key, scrubbing down with water, etc. complete all as specified.

Material and labour for 15 mm thick rendering in cement mortar 1:4 in two layers (10 mm +5 mm) on external faces of brick wall or concrete surfaces, finished the surfaces even and smooth without using extra cement with using approved Liquid Water Proofing Compound on second layer (5 mm) as per manufacturer instruction complete all as specified and as directed by Engineer-In-Charge. Note: Liquid Water Proofing Compound shall be measured and paid including this item

Material and labour for applying two or more coats of 100% premium acrylic emulsion paint having VOC less than 50gm/litre and UV resistance as per IS-15489:2004, Alkali & fungal resistance, dirt resistance exterior paint of required shade (Company Depot Tinted) with silicon additives @1.43 litre/10 Sqm over and including priming coat of exterior primer applied @ 0.90 litre/10 Sqm over new surfaces.

Supply and fix pre-painted galvalume aluminium zinc coating GI based corrugated steel sheet 0.50mm of an colour having tensile strength of 550Mpa as in roof covering/cladding to wall, fixed with self tapping screws as specified complete all as specified and directed.

Supply and fix roof trusses (framed), trussed, purlins, crane gantries, rails and fastenings and heavy bracket framing (Beam, tee, angle, channel or flat sections) including distance pieces, cleats etc. conforming to Fe 410-W (Gde-E- 250) quality-A complete all as specified.

Supply and fix Fe-410-W(GdeE-250) qualityA Plates (plain or chequered) channels, square cut or notched (ordinary and counter sunk) forming holes, without any attachment complete all as specified.

Material and labour for prepration new or previously untreated steel surfaces of any description, over 10 cm width or girth and applying two coats of synthetic enamel paint over a coat of red oxide primer complete all as specified.

Supply and fix of galvanised, 2 strand, steel barbed wire 2.24 mm dia barbed with 2 mm dia barbs at 75 mm spacing and straining and fixing to any type of standard rails, straining bolts, including securing or tying at crossings with and provision of galvanised mild steel wire, straining bolts at ends, staples or steel pins etc. complete all as specified. Note: The contractor shall produce necessary test certificate for galvanised coating and without the same no payment shall be made to the contractor.

Supply and fix concentrina coil fencing of dia 610 mm dia (having 15 nos round per 6 mtr length), spring core (2.50 mm thick) wire of high tensile strength of 165 kg/ sqmm with tape (0.52 mm thick) and weight 43.478 gm/ meter including dismantling and removing existing coil.

Supply and fix of R-KEXII + R-STUDS-201000-88FL metric threaded rods-steel class 8.8 with thread dia 20 mm and length of 320 mm with 1 nut and 1 washer (fixing with hammer drilling for dia of 24 mm and pouring 85 ml of premium pure epoxy resin) complete all as specified and directed by Engineer-In-Chage.

Dismantling wall and ceiling boards (fibre, pulp, insulation, etc.) or insulation boards/slabs/ blankets, any thickness, including cover fillets all as directed.

Material and labour for for suspended false ceiling using grid 180 GSM (exposed ceiling suspension system ) of grid size 605 mm x 605 mm with main runner 38 mm x 24 mm and wall angle 24 mm x 24 mm using 10 mm thick PVC insulated panel with EPS stuck to 1 mm plain PVC sheet suitable placed in a grid of powder coated GI system duly suspended with 16 mm dia GI bar hanger fixed with steel dash fasteners or iron purlin from the roof with adjustment clip providing positions for light fixtures, air conditioning diffuser and ducts ,sprinkler ,smoke detectors etc. The main runners to be secured to structural soffits by hanger @ 1210 mm maximum c/c. the last hanger at the end of each main runner should not be placed at more than 450 mm from the adjacent wall, Flush fitting 1210 mm cross tee to be interlocked between main runners @ 605 mm c/c,so as to form 600 mm x 600 mm grid complete all as specified .

Dismantling of asbestos cement (corrugated, semicorrugated, etc.) sheets in roof coverings complete all as directed by Engineer-In-Charge.

Material and labour for 7 to 8 mm thick joint free premium quality double charged matt finished ceramic tiles size of each tiles should be 600 mm x 600 mm as in floors set and jointed and pointed in white or colour cement to match existing surfaces including 20 mm thick screed bed in cement mortar 1:4 complete all as specified. Note: (i) The colour, shade and quality of tiles shall be approved after physical verification of GE. (ii) The manufacturer test certificate for double charged tile for consignment of manufacturing alongwith Purchase Voucher shall be produced by the contractor to the Engineer-In-Charge for future reference.

Material and labour for joint free premium quality double charged glazed ceramic colour tiles of size 600 mm x300 mm x7 mm thick as in skirting / dado and in vertical surfaces set and jointed and pointed in white or colour cement to match existing surfaces including 10 mm thick rendering in cement mortar 1:3 complete all as specified. Note: (i) The colour, shade and quality of tiles shall be approved after physical verification of GE. (ii) The manufacturer test certificate for double charged tile for consignment of manufacturing alongwith Purchase Voucher shall be produced by the contractor to the Engineer-In-Charge for future reference.

Supply and fix 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 (Fittings shall be paid for separately) 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. complete all as directed.

Material and labour for 18-20 mm thick granite (of any type) work (table rubbed and polished) in steps, jambs, pillars, window- cills, cooking platforms and like in cement mortar (1:4) including pointing in white cement (1:2) using marble dust with admixture of pigment to match with shade of granite as in horizontal surface including 20 mm thick screed bed in cement mortar 1:4, including edge moulding of steps, jambs, pillars, window- cills, cooking platforms etc. and machine polishing to edge to give high gloss finish including demolition of stone slabs etc.complete all as specified.

Material and labour for 18-20 mm thick granite (of any type) work (table rubbed and polished) in steps, jambs, pillars, window- cills, cooking platforms and like in cement mortar (1:4) including pointing in white cement (1:2) using marble dust with admixture of pigment to match with shade of granite as in skirting / dado and in vertical surfaces set and jointed and pointed in white or colour cement to match existing surfaces including 10 mm thick rendering in cement mortar 1:3 including demolition of stone slabs etc.complete all as specified.

Supply and fix 15 mm bore quarter turn Bib taps, chromium plated, cast copper alloy, with wall flange concealed type screwed down, screwed for iron pipe or for brass ferrule and fixed complete all as specified. Make Johshon Cat No T3305C/ Jaquar Cat No FUS-29037/ Marc Cat No MCT-1030

Supply, lay and fix 15 mm bore galvanized iron water tubing medium grade including all fittings and fixed complete to walls and ceiling or laid in floors all as specified.

Supply, lay and fix 20 mm bore galvanized iron water tubing medium grade including all fittings and fixed complete to walls and ceiling or laid in floors all as specified.

Material and labour Reinforced cement concrete 1:1.5:3 type A1 using 20 mm graded crushed stone aggregates as in slabs supported on walls, beams and columns in floors, roofs, landings, balconies, canopies, deck slabs and in shelves and the like complete all as specified. Note:- Reinforcement and form work shall be measured and paid including this item

Supply and fix as in repairs sinks without drainage board made of stainless steel 1mm thick kitchen or laboratory with plugs, washers and wastes; including bedding in cement mortar on to dwarf wall or including fixing cantilever brackets and connecting union to pipe, overall size 495mm x 420mm bowl size 410mm x 330mm x 160mm complete all as specified.