Bharat Sanchar Nigam Limited Tender

Cement mortar 1:6 (1 cement :6 coarse sand)

Half brick masonry with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in superstructure above plinth level up to floor V level.

Cement mortar 1:4 (1 cement :4 coarse sand)

Providing and laying Vitrified tiles in floor in different sizes (thickness to be specified by the manufacturer) with water absorption less than 0.08% and conforming to IS:15622, of approved brand & manufacturer, in all colours and shade, laid on 20 mm thick cement mortar 1:4 (1 cement: 4 coarse sand) jointing with grey cement slurry @3.3 kg/sqm including grouting the joints with white cement and matching pigments etc. The tiles must be cut with the zero chipping diamond cutter only . Laying of tiles will be done with the notch trowel, plier, wedge, clips of required thickness, leveling system and rubber mallet for placing the tiles gently and easily.

Double charge vitrified tile polished finish of size

Size of Tile 600x600 mm

Deduct for not using 20 mm thick cement mortar 1:4 (1 cement : 4coarse sand) bedding in laying of floor tiles and jointing with grey cement slurry @ 3.3kg/sqm

Fixing glazed/ Ceramic/ Vitrified floor tiles with cement based high polymer modified quick-set tile adhesive (Water based) conforming to IS: 15477, in average 3mm thickness.

12 mm cement plaster of mix :

1:6 (1 cement: 6 fine sand)

6 mm cement plaster of mix :

1:3 (1 cement: 3 fine sand)

Distempering with 1st quality acrylic distemper, 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.

Painting with synthetic enamel paint of approved brand and manufacture to give an even shade :

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.

Removing dry or oil bound distemper, water proofing cement paint and the like by scrapping, sand papering and preparing the surface smooth including necessary repairs to scratches etc. complete.

Finishing walls with Acrylic Smooth exterior paint of required shade :

Old work (Two or more coat applied @ 1.67 ltr/ 10 sqm) on existing cement paint surface).

Repairs to plaster of thickness 12 mm to 20 mm in patches of area 2.5 sq. meters and under, including cutting the patch in proper shape, raking out joints and preparing and plastering the surface of the walls complete, including disposal of rubbish to the dumping ground , all complete as per directions of Engineer-In-Charge.

With cement mortar 1:4 (1 cement : 4 fine sand).

Dismantling aluminium/ Gypsum false ceiling including disposal of unserviceable material and stacking of serviceable material with in 50 meters lead as directed by Engineer-in-charge.

Providing and fixing aluminium work for doors, windows, ventilators and partitions 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. (Glazing, paneling and dash fasteners to be paid for separately) :

For fixed portion

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).

Powder coated aluminium (minimum thickness of powder coating 50 micron)

Providing and fixing glazing in aluminium door, window, ventilator shutters and partitions etc. with EPDM rubber / neoprene gasket etc. complete as per the architectural drawings and the directions of engineer-in-charge. (Cost of aluminium snap beading shall be paid in basic item):

With float glass panes of 5 mm thickness (weight not less than 12.50 kg/sqm)

Providing and fixing mineral fibre false ceiling tiles at all heights of size 595X595mm of approved texture, design and pattern. The tiles should have minimum Humidity Resistance (RH) of 95%, minimum Light Reflectance of 85%, Thermal Conductivity k = 0.052 - 0.057 w/m K, Fire Performance as per (BS 476 pt - 6 &7)in true horizontal level suspended on interlocking T-Grid of hot dipped all round galvanized iron section of minimum 0.30 mm thick (minimum galvanized @120 gsm) having rotary stitched double webbed white with 6mm reveal Silhouette profile (white/black) comprising of main T runners of minimum 15x32 mm of length 3000 mm, cross T of size minimum 15x32mm of length 1200 mm and secondary intermediate cross T of size minimum 15x32 mm of length 600 mm to form grid module of size 600x600 mm suspended from ceiling using galvanized mild steel item (minimum galvanised @ 80 gsm) 50 mm long 8mm outer diameter M-6 dash fasteners, 6 mm diameter fully threaded hanger rod up to 1000 mm length and L-shape level adjuster of size 85x25x2 mm,

spaced at 1200 mm centre to centre along main ‘T’. The system should rest on periphery walls /partitions with the help of GI perimeter wall angle of size minimum 24x24X3000 mm made of minimum 0.40 mm thick sheet, to be fixed to the wall with help of plastic rawl plug at 450 mm centre to centre & 40 mm long dry wall S.S. screws. The exposed bottom portion of all T-sections used in false ceiling support system shall be pre-painted with polyester baked paint, for all heights. The work shall be carried out as per specifications, drawings and as per directions of the Engineer-in charge.

With 15 mm thick beveled tegular mineral fibre false ceiling tile (NRC minimum 0.50)

Making and Fixing in position powder coated / anodized aluminum partitions and doors as per the approved drawing using available aluminum sections , particle boards, glass panels and snap on beading including fixing with rawl plugs, screws etc and filling of gaps if any at junctions with wall with proper sealant wherever required all complete as per the specifications and as per the directions of the Engineer-in-charge. Necessary new screws, clamps, Rawl plugs wherever required shall be arranged for fixing partitions . The available aluminium sections, glass, boards, gaskets and snap on beading will be supplied by the department at no cost. Area of erected partition having board/glass panels/grill only shall be measured for payment.

Providing and fixing of sun control film over glass windows with out any bubbling over the surface and making surface good etc all complete as per the directions of Engineer in charge.

Providing and fixing nylon sliding roller wheel 20mm dia under the aluminium window shutters for arranging sliding movement to movable shutters of required colour or shade with nuts and screws etc. complete : .

Providing and fixing latch type handle in aluminium window shutters of high-quality aluminium and durable plastic for arranging locking arrangement for the movable shutters of required colour or shade with nuts and screws etc. complete : .(a)75 mm

Dismantling of existing damaged wooden flooring and cleaning the flooring with solvent to remove the adhesive and disposal of damaged wooden flooring etc., complete all as per the directions of Engineer in charge.

Deep cleaning of existing wall paneling in conference hall of height 2.55 m including cleaning of fittings like glass doors etc., all complete by using chemical, soap solutions, detergents(Colin, Roff or equivalent) with hand or machine etc., for removing all stains etc., all complete as per directions of Engg-in-Charge.

Dismantling of existing corroded SECOLAR windows with frame of size 3.00x 1.80 m , making good the wall surfaces with cement mortar etc., as directed by Engineer-in- charge. The work is to be executed in 2th floor of the building and nothing extra shall be paid on any account.

Removing and refixing the existing conference tables ( seven rows and one center table) by dismembering them properly and numbering the same, placing them in a chronological order in safe place and reassembling the tables after laying the flooring in the conference hall etc all complete as per the directions of Engineer in charge. ( removing and refixing of conference hall tables will be measured as one job). Any extra new material/fittings used as per the direction of engineer in charge will be paid separately.

Extra for powder coating to aluminium extruded sections (Minimum thickness of powder coating 50 microns) (Aluminium sections are issued by departmental no cost). The rate includes to & fro transportation charges of aluminium material to the powder coating plant including all other incidental charges )

Aluminium sections & snap on beadings

Dismantling of existing aluminium partitions, doors and other frames including dismembering, proper numbering, stacking and placing all the materials at the required place in the building as directed by the Engineer-in-charge.( Area of partition being dismantled shall be measured for payment)

Credit for taking away the unusable steel windows including transportation, loading etc., complete