West Bengal Housing Infrastructure Development Corporation Limited Tender

M.S. structural works in columns, beams etc. with simple roller structural members (e.g. joists, angle, channel sections conforming to IS:226, IS:808&SP(6) 1964 connected to one another with bracket, gussets, cleats as per design, direction of Engineer-in charge complete including cutting to requisite shape and length, fabrication with necessary bolting, metal arc welding conforming to IS:816-1969&IS:1995 using electrodes of approved make and brand conforming to IS:814-2004, haulage, hoisting and erection all complete. The rate includes the cost of rolled steel section, consumables such as electrodes, gas and hire charge of all tools and plants and labour required for the work including all incidental charges such as electricity charges, labour insurance charges etc. Payment to be made on the basis of calculated weight of structural members only in finished work as per IS specified weight. Payment for gusset, bracket, cleat, rivets, bolts and nuts may be made by adding the actual weight of such items with the weight of finished structural members or 7% of weight for finished structural members weighing not less than22.5Kg. /m. or 15% of weight for finished structural members weighing less than 22.5Kg. /m. may be increased allow for bracket, cleat, rivet, bolts and nuts etc. and no separate payment being made for these items, as per direction of Engineer in Charge. The rates are considered for a height of erection 8m. /2nd floor level from the ground. Add1.5% extra over the rate for each additional floor or 4m. beyond initial 8m. or part thereof. For structural members of specified sections weighing less than 22.5 Kg. /m

Supplying, fitting and fixing steel rolling shutter profile type with18B.G. of approved type steel latche section 75mm wide, fitted with coil wire spring to necessiate the fitting of required Nos. of C.I. Pulleys on heavy type solid drawn seam less steel tube complete with locking arrangements both inside and outside specially built up side guide channels including providing a hood for the steel rolling shutter in the room, painting two coats of approved aluminium paint over a coat of red lead primer complete.

Providing and fixing exterior quality Aluminium Composite Panel (ACP) wall cladding on existing Al./MS frame work with GI brackets, ACP fixed on the existing frame work by folding the edges of ACP panel (Engraving the rear surface of ACP sheet) with CP angles, cleats and strain less Steel screws forming groves at the periphery of ACP panel. Such grooves filled with foam and silicon sealant etc. complete with all materials (but including the cost of silicon sealant), labour, scaffolding and all other incidental charges complete in all respect as per specification and direction of Engineer-in-charge. (Mode of payment is on finished surface area of ACP) 3 mm thick (0.25 mm Al.+2.5 mm LDPE +0.25mm Al. PVDF coating).

Supplying, fitting & fixing UPVC pipes A-Type and fittings conforming to IS:13592-1992 with all necessary clamps nails, including making holes in walls, floor etc. cutting trenches in any soil through masonry concrete structures etc. if necessary and mending good damages including joining with jointing materials (Spun Yarn, Valamoid / Bitumen/M-Seal etc.) complete. UPVC Pipes 110 mm. Dia.

Supplying and laying true to line and level vitrified tiles of approved brand (size not less than 600 mm x 600 mm x 10 mm thick) in floor, skirting etc. set in 20 mm sand cement mortar (1:4) and 2 mm thick cement slurry back side of tiles using cement @ 2.91 Kg. / Sq. M or using polymerised adhesive (6 mm thick layer applied directly over finished artificial stone floor/Mosaic etc. without any backing course) laid after application slurry using 1.75 Kg of cement per Sq. M below mortar only, joints grouted with admixture of white cement and colouring pigment to match with colour of tiles / epoxy grout materials of approved make as directed and removal of wax coating of top surface of tiles with warm water and polishing the tiles using soft and dry cloth upto mirror finish complete including the cost of materials, labour and all other incidental charges complete true to the manufacturer's specification and direction of Engineer-in-Charge. (White cement, synthetic adhesive and grout material to be supplied by the contrre) With Polymerised Adhesive [6 mm thick] & epoxy grouting materials for filling joints including spacer-2 mm [Applied directly over finished artificial stone floor/ mosaic etc.] Deep Colour & White.

Supplying & laying 3mm thick pre-fabricated plastomeric water proofing membrane conforming to EN 12311-1 & ASTMD 5147, manufactured with a tactic poly propylene (APP) modified premium grade asphalt, specially reinforced with non-woven polyester core with polyester. reinforcement @160 gms per sq. m & both faces covered with thermo-fusible polyethylene film /Mineral on top face over a coat of primer @ 0.40 lit/ sq. m of manufacturer's specification on smooth, clean dry surface prepared wherever required. Lap joint shall be provided of 75 mm in longitudinal & 100 mm in transverse direction and fused using LPG/ Propane torch employing extra care ensuring full bondage, complete removal of entrapped air and sealing edges into grooves in appropriate manner as per direction of Engineer -in-charge all complete including materials, labour and applicable taxes. (Payment shall be made on the basis of finished surface area.). Membrane Property: Softening Point 150 deg C, Cold Flexibility -6 deg C, Tensile Strength, N/cm: 600 (longitudinal), 450 (transverse), Tearing Strength, N:300 (longitudinal), 200 (transverse)

Taking out old damaged tarfelt from the roof, parapet etc. preparing thero of surfaces by removing all spoils, blisters, moss etc. from the working site and disposal of the same beyond the compound and cleaning the site in all respect as per direction of Engineer-in-Charge.

Supplying fitting & fixing in position 9 mm thick Heavy Duty Cement board - Type A (High Pressure steam cured, tested as per AS-1530 part 3 & BS-476 Part 4,5,6,7 & 8, density 1450kg/m3, Bond strength 15 N/sq. mm fire resistant, termite proof, moisture resistant) reinforced with cellulose fibre manufactured through autoclaving process as per IS: 14862 & ISO 8336, with fibre cement screws in partition excluding cost of supporting structure as per drawings and direction of Engineer-in-Charge complete.

Supplying fitting fixing of Super strong adhesive waterproof Permanent repair aluminium Butyl Tape. Over Polycarbonate Ceiling after cleaning and drying the Surface.

Supplying bubble free float glass of approved make and brand conforming to IS: 2835-1987. 12 mm thick cleared toughened glass conforming to IS: 2553-1992 (Part-II).

Supplying & fixing S/S patch fittings 90º SS connector Glass To wall.

Supplying & fixing S/S Over Panel Patch fittings

Supplying & fixing S/S Top Patch fittings.

Supplying & fixing S/S Bottom Patch fittings.

Supplying & fixing S/S Lock Patch fittings

Supplying & fixing 600mm SS Handle.

Labour charge for fabrication and installation of composite door, window, partitions made from anodized extruded alloy aluminium sections for Fully glazed single leaf ream less swing door made of anodized aluminium alloy extrusions fabrication after cutting to proper shape and size, drilling and aligning fitted with heavy duty hydraulic action floor spring with top pin assembly and fitted with inbuilt locking arrangement and all other necessary fittings, fixture, adhesives and joineries, cutting the glass to requisite shape and size mounting the edges for fitting the same with dry set neoprene/EPDM gasket.

Add @ 9.00 % CGST

Add @ 9.00 % SGST

Add @1.00 % Cess