Notice Inviting e-Tender No.09/EE(R and B)/NKDA/2026-27 Additional and alteration work at Badminton Court of New Town Business Club (NTBC) under NKDA

Aditional Altranation work

Providing and fixing of false ceiling with powder coated exposed G.I. grid suspension system (E-Grid U-1520 or equivalent load carrying capacity with mid span deflection not exceeding 1/360 span with hanger spacing of 1200mm c/c) consisting of Main Runner 3600 mm long, Cross Tee 1200 mm/600 mm long and Wall Angle. The Wall Angle shall be fixed on PVC Dash Fasteners on the perimeter of the wall by steel screws with distance 300mm c/c. The Main Runners to be placed @ 1200 mm. The Cross Tee 1200mm will be inserted in the pre-cut slots of Main Runner at a regular interval of 600 mm to form a modular grid of 1200mm X 600mm. Additional Cross Tees of 600 mm shall be placed perpendicular to the Cross Tee 1200 mm long to finally form a grid of 600 mm X 600 mm. Grid of module size 600 mm X 600 mm shall be supported by 6 mm dia G.I. wire from purlins/soffit. 15mm thick OW Acoustic Board (Mineral Fiber Acoustic Ceiling Tiles) of approved patern and size 595mm X 595mm with NRC value > 0.65 should be placed in the Grid module to form a False Ceiling. All complete as per the drawing & directions of Engineer-in-charge. In ground floor.

Supplying, fitting & fixing of 12 mm (6 mm both side) thick water proof ply boards at partition wall at various office chambers of NKDA Administrative Building at / Plot No. DG12, Action Area - ID, New Town, Kolkata, ply conforming to IS: 710:1977 bonded with phenol formaldehyde synthetic resin conforming to IS: 848-1974 of approved make & brand fitted and fxed as per design and decorative lamination conforming to IS: 2046:1995 | jas per approved make, brand, finish and thickness with fitting, fixing on Ply boards with recommended approved adhesive with proper clipping the sides for better attachment including framing wooden franing work of size SO mm x 50 mm & as per direction of Engineer-incharge, rate is inclusive of labour, carriage, loading, unioading at site, scaffolding, GST & all other taxes complete.

M.S. structural works in columns, beams etc. with simple rolled 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-incharge 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 electrodes, gas and hire charge of all tools and plants and labour required for the work including all incidental chages such as electricity charges, labour insurance charges etc Payment to be made on the basis of calculated weight of structural members only in cleat, rivets, bolts and nuts may be make by adding the actual weight of such items with the weight of finished structural members or 7% Kg./m. or 15% of weight for finished structal members weighing 15:814-2004, haulage, hoisting and erection all complete. The rate includes the cost of rolled steel section, consumables such as finished work as per IS specified weight. Payment for gusset, bracket, of weight for finished structural members weighing not less than 22.5 less than 22.5 Kg./m. may be increased allow for bracket, cleat, rivet, bolts and nuts etc. and no seperate payment being made for these items, as per direction of Engineer In Charge. The rates are onsidered for a height of erection 8m. / 2nd floor level from the ground. Add 1.5% extra over the rate for each additional floor or 4m. beyond initiial 8m. or part thereof. II) For Structural Works in Roof Trusses etc. using joists, channels and angles of specified section weighing less than 22.5 kg/m

Supplying, fitting & fixing polycarbonate sheet of approved make & brand conforming to IS: 14443-1997 and having 50 micron UV protection layer under co-extrusion technology, Fire rating being B-s1 as per EN13501-1 certification, fitted and fixed with 60mm wide aluminium channel section top and bottom member in dry-glaze sandwitch system, (unit wt.of top and bottom members: 0.375 kg/m & 0.69 kg/m) of approved brand and profile, EPDM quality rubber gaskets, anti dust tape, end closer "C" channel and 75 mm long Self tapping screw being drilled through the centre leg of the bottom section with nuts placed at 300 mm apart without anyway puncturing the polycarbonate sheet, EPDM Washer 16 mm dia & 3 mm thick washer etc complete strictly as per manufacturers specification and direction of Engineer-inCharge. (Payment to be made on area of finished work).In Roof:- Natural/Blue/Green/Bronze/Opal/Metallic grey colour

Supplying Glazing Silicon of approved make and brand for fixing of Glass on Sub-frame as per direction of Engineer-in-charge for Structural Glazing/Curtain wall etc.

Add Good Service Tax 18% ( Sl No. 02 to 06)

Add Labour Welfare Cess 1% ( SL No.02 to 07)