NISER/ IWD-Civil/Acad/25-26/08/39

Design supply & installation of suspended Spider Glazing system designed to withstand the wind pressure as per IS 875 (Part-III). The Suspended System held with Spider Fittings of SS-316 Grade Steel of approved manufacturer with glass panel having 12 mm thick clear toughened glass held together with SS- 316 Grade Stainless steel Spider & bolt assembly with laminated glass fins 21 mm thick. The Glass fins and glass panel assembly shall be connected to Slab/beams by means of SS- 316 Grade stainless steel brackets & Anchor bolts and at the bottom using SS channel of 50x25x2mm using fastener & anchor bolts, non staining weather sealants of approved make, Teflon/ nylon bushes and separators to prevent bi-metallic contacts, all complete to perform as per specification and approved drawings. The complete system to be designed to accommodate thermal expansion & seismic movements etc. The joints between glass panels (6 to 8 mm) and gaps at the perimeter & in U channel of the assembly to be filled with non staining weather sealant, so as to make the entire system fully water proof & dust proof. The rate shall include all design, Engineering and shop drawing including approval from structural designer, labour, T&P, scaffolding, other incidental charges including wastage, enabling temporary services all fitting fixers nut bolts, washer, Buffer plates, fastener, anchors, SS channel laminated glass etc. all complete. For the purpose of payment, actual elevation area of Glazing including thickness of joints and the portion of Glass panel inside the SS channel shall be measured.

Providing and fixing factory made uPVC glazed/wire mesh windows/doors comprising of lead free uPVC multi-chambered frame, sash and mullion/coupler (where ever required) extruded profiles having minimum wall thickness of 1.70 mm for Series R1 and R2 profiles and 2.10 mm for Series R3 and R4 profiles conforming to EN: 12608 in any shape, colour and design duly reinforced with galvanized mild steel section made of required shape & size as per CPWD Specification, uPVC extruded glazing beads, interlocks and Inline sash adaptor (where ever required) of appropriate dimension, EPDM gasket, hardware, SS 304 grade fasteners of minimum 8 mm dia with countersunk head, comprising of matching polyamide PA6 grade sleeve for fixing frame to finished wall as per IS 1367 : Part 1 to 14, plastic packers, plastic caps and necessary stainless steel screws etc. Profile of frame, sash & mullion (if required) shall be mitred cut and fusion welded/mechanically jointed duly sealed at all corners, including drilling of holes for fixing hardware and drainage of water etc. After fixing frame the gap between frame and adjacent finished wall shall be filled with weather proof silicon sealant over backer rod of approved size and quality, all complete as per approved drawing conforming to CPWD specification & direction of Engineer-in-Charge. Section of steel reinforcement and cross sections of uPVC profiles to be as per design approved by Engineer-in-Charge. Wire mesh / Glazing of plain/ toughened/ laminated/ double glass unit with / without high performance coatings as per design requirements and conforming to IS: 3548 & IS: 16231 shall be paid separately. Note:- Structural design proof checked from a Government Engineering Institute, to be provided by the manufacturer for : (i) Sites with basic wind speed > 45 m/sec as per IS 875 – Part 3 (ii) Sites with structure height more than 20m for all wind speeds. Two track two panels sliding window with Aluminium channel for roller track, wool pile, nylon rollers with SS 304 body. Using R3 series with frame (55mm & above) x (40mm & above) & sash (30mm & above) x (55mm & above) with zinc alloy (zamak) powder coated handle on every panel along with multi-point locking system (Height upto 1.8m).

Finishing with Epoxy paint (two or more coats) at all locations prepared and applied as per manufacturer's specifications including appropriate priming coat, preparation of surface, etc. complete. On concrete work

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.

Providing and laying gang saw cut 18 mm thick, mirror polished pre moulded and pre polished machine cut granite stone of required size and shape of approved shade, colour and texture in footpath, flooring cut granite stone of required size and shape of approved shade, colour and texture in footpath, flooring in road side plazas and similar locations, laid over 20mm thick base of cement mortar 1:4 (1cement : 4 coarse sand) including grouting the joints with white cement mixed with matching pigment, epoxy touch ups etc. complete as per direction of Engineer-in-Charge. With granite stone of area less than 0.50 sqm.

Providing and fixing in position office table/front desk with drawer, rack as per the drawings having compartments with vertical partitions spacing between 0.60m to 1.85m and horizontal compartments spacing between 0.40m to 0.70m with intermediate vertical and horizontal partitions made up of 25mm thick BWR Grade solid ply with 1.0 mm thick lamination (white/off white) for inside area and 1.5 mm thick laminates of approved colour and shade on outside surface with a depth from 0.55m up to 0.75 m and bottom, top, outer sides and back side members made up of 19mm thick BWR Grade ply with 1.0 mm thick lamination of approved colour and shade on one side and front shutters made up of 25mm thick BWP Grade block board with 1.50 mm thick lamination of approved colour and shade on both sides with Heavy duty magnetic catcher, lock (Godrej or equvalent make with minimum three keys) and handle of size of 150 mm, tower bolt of the size of 150mm at top and bottom in one shutter, brass hinges with SS finish or good quality pure SS hinges of 304 grade of size of 150 mm and providing teak wood beadings of suitable width all round the shutters, hinges grooves, shelves, outer frame, vertical and horizontal frame including polishing the teakwood beading and providing and fixing sal wood planks of size 25mmx50mm below the horizontal ply boards along each supporting edges with polishing, including the cost of fevicol, nails, screws, tools, plants, materials and labour charges etc complete as per specification, drawings and as instructed by Engineer- in-Charge. The ply wood of century/green. (Only front elevation area will be measured for billing.)

Wall painting with acrylic emulsion paint, 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

Horizontal HD ROLLER BLINDS of approved make. (Vista/Mac etc) Type of fabric: Blackout, Composition of Fabric: 100 % Polyester, Blackout Rate: 100%, Weight: 310 g/m2 (±5%), Fabric Thickness: 0.45 MM (±0.05). Light Fastness: 4 Grade, Hanging Properties: Excellent, Tearing Strength: Very High, Coating: Acrylic coating resistant to Cracking & Fraying, Cleaning: Conditionally cleanable with damp cloth. Hardware specification for roller blind: 1. Control unit: The Control unit is made of high strength reinforced plastic. The clutch is of wrap spring design. High carbon steel springs are provided to transmit motion from driving to driven members of clutch Mechanism .Clutch is operated directionally by the use of endless beaded chain. Clutch never needs any Adjustment 2. ldler: ldler is of high strength reinforced plastic, consisting of a center shaft. The idler is mounted on the Bracket by using a plastic lock. The metal sleeve inside the plastic lock provides bearing surface for the Center shaft, which rotates freely, providing smooth, quiet and long wearing operation 3. Head rail: It is an aluminum extruded rail Powder coated in white. Control unit and ldler are mounted on the Head rail with powder coated M.S. brackets 4. Roller tube: it is an anodized extruded tube of high strength alloy. Control unit and ldler are fixed to the either ends of the tube. The fabric of the blind is fitted to the tube with heavy duty adhesive tape 5. Bottom rail: lt is an aluminum extruded rail with a groove for fixing the fabric and power coated in white. lt is fixed to the bottom of the fabric and the purpose of it is, to keep the fabric in tension and straight. The fabric is fitted to the tube using plastic insert. The end caps of the tube are ABS. 6. Operating chain: This is made of 4.5mm plastic beads molded on 2.2mm thick polyester chord. The pitch of the beads is 5mm. The chain drives the sprockets of the control unit to close and open the blind. The pitch of the chain corresponds to the sprocket in perfect match for trouble free operation 7. Fixing brackets & clamps: These are used to fix the blind to the wall or ceiling. 'L' bracket is made of mild Steel and zinc plated. The clamp is made up of spring steel of thickness O.7mm and zinc plated 8. Roller tube: lt is Aluminum alloy Extruded grooved tube, which is anodized. Size- 32mm- O.D.; weight - 0.27 kg/mtr / Size- 38mmO.D.; weight - 0.38 kg/mtr Alloy & temp- 6063-T6 Fabric is fitted on the tube with double sided tape. Bottom Rail: Extruded Aluminum grooved section- powder coated in white Size: 21mm O.D. Alloy-HE9WP Weight -O.28 Kg/mtr. Fabric is fitted to the bottom rail with plastic insert. Bottom rail end cap- made of ABS 9. Bottom Rail: Extruded Aluminum grooved section- powder coated in white Size: 21mm O.D. Alloy-HE9WP Weight - O.28 Kg/mtr. Fabric is fitted to the bottom rail with plastic insert. Bottom rail end cap- made of ABS. 10. Interested vendors may visit site for inspection. 11. Installation and commissioning: with installation and commissioning. for billing actual area of roller blind after opening will be measured.

Painting with synthetic enamel paint of approved brand and manufacture of required colour to give an even shade : Two or more coats on new work over an under coat of suitable shade with ordinary paint of approved brand and manufacture complete as per instructions of Engineer - In - Charge.