Repairs and renovation works (civil) in PGM HTD chamber and in attached toilet in the 2nd floor of BSNL Bhavan, Adarshnagar, Hyderabad - Recall

Amount

Providing and laying cement concrete in retaining walls, return walls, walls (any thickness) including attached pilasters, columns, piers, abutments, pillars, posts, struts, buttresses, string or lacing courses, parapets, coping, bed blocks, anchor blocks, plain window sills, fillets, sunken floor, etc., up to floor five level, excluding the cost of centering, shuttering and finishing :

a)1:2:4 (1 Cement : 2 coarse sand (zone-III) including manufactured sand derived from Recycled Concrete Aggregate (RCA) up to 25% : 4 graded stone aggregate 20 mm nominal size including Recycled Concrete Aggregate (RCA) upto 25%).

b)1:5:10 (1 cement : 5 manufactured sand derived from Recycled Concrete Aggregate (RCA) : 10 graded stone aggregate 40 mm nominal size Recycled Aggregate (RA)).

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete above plinth level.

a)Thermo-Mechanically Treated bars of grade Fe-500D or more.

Reinforced cement concrete work in beams, suspended floors, roofs having slope up to 15° landings, balconies, shelves, chajjas, lintels, bands, plain window sills, staircases and spiral stair cases above plinth level up to floor five level, excluding the cost of centering, shuttering, finishing and reinforcement with 1:1.5:3 (1 cement : 1.5 coarse sand(zone-III)derived from natural sources : 3 graded stone aggregate 20 mm nominal size derived from natural sources).

Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 3.5 in superstructure above plinth level up to floor V level in all shapes and sizes in :

a)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 3.5 in superstructure above plinth level up to floor V level.

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

Extra for providing and placing in position 2 Nos 6mm dia. M.S. bars at every third course of half brick masonry.ird course of half brick masonry.

Providing and fixing Ist quality rectified ceramic glazed wall tiles conforming to IS: 15622 (thickness to be specified by the manufacturer), of approved make, in all colours, shades except burgundy, bottle green, black of any size as approved by Engineer-in-Charge, in skirting, risers of steps and dados, over 12 mm thick bed of cement mortar 1:3 (1 cement : 3 coarse sand) and jointing with grey cement slurry @ 3.3kg per sqm, including pointing in white cement mixed with pigment of matching shade complete.

Providing and fixing ISI marked flush door shutters conforming to IS : 2202 (Part I) decorative type, core of block board construction with frame of 1st class hard wood and well matched teak 3 ply veneering with vertical grains or cross bands and face veneers on both faces of shutters.

a)30 mm thick including ISI marked Stainless Steel butt hinges with necessary screws

Providing and fixing IS : 12817 marked stainless steel butt hinges with stainless steel screws etc. complete :

a)100X58X1.90 mm

Providing and fixing bright finished brass 100 mm mortice latch and lock with 6 levers and a pair of lever handles of approved quality with necessary screws etc. complete.

Providing and fixing aluminium die cast body tubular type universal hydraulic door closer (having brand logo with ISI, IS : 3564, embossed on the body, door weight upto 35 kg and door width upto 700 mm), with necessary accessories and screws etc. complete.

Providing and fixing aluminium sliding door bolts ISI marked anodized (anodic coating not less than grade AC 10 as per IS : 1868) transparent or dyed to required colour or shade with nuts and screws etc. complete :

Providing and fixing aluminium tower bolts ISI marked anodized (anodic coating not less than grade AC 10 as per IS : 1868 ) transparent or dyed to required colour or shade with necessary screws etc. complete :

Providing and fixing aluminium handles ISI marked, anodized (anodic coating not less than grade AC 10 as per IS : 1868) transparent or dyed to required colour or shade with necessary screws etc. complete :

Providing and fixing aluminium hanging floor door stopper, ISI marked, anodized (anodic coating not less than grade AC 10 as per IS : 1868) transparent or dyed to required colour and shade, with necessary screws etc. complete.

a)Twin rubber stopper

Providing & Fixing decorative high pressure laminated sheet of plain / wood grain in gloss / matt / suede finish with high density protective surface layer and reverse side of adhesive bonding quality conforming to IS : 2046 Type S, including cost of adhesive of approved quality.

a)1.0 mm thick.

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.

a)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)

b)Extra for Two and half track three panels sliding window with two glazed & one wire mesh panels with Aluminium channel for roller track, wool pile, nylon rollers with SS 304 body. Using R3 series with frame (85mm & above) x (40mm & above) & glazed sash (30mm & above) x (55mm & above) & fly screen sash (20mm & above) x (50mm & above) with zinc alloy (zamak) powder coated handle on every glazed panel along with multi-point locking system. (Height upto 1.8 meter) instead of 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)

Providing and fixing 18 mm thick both side Pre-laminated cement bonded wood particle board as per IS : 15786:2008 of approved brand and shade with suitable full threaded steel screws etc. in partitions, boxes, shelves, racks and cupboard, kitchen cabinet under kitchen counter etc. all complete as per direction of Engineer-in-charge (Note: Fittings to be paid separately).

a)18 mm thick.

Providing and fixing 6 mm thick both sides Pre-laminated cement bonded wood particle board as per IS : 15786:2008 of approved brand and shade with suitable full threaded steel screws etc. on the backing of racks, drawer, cupboard, kitchen cabinet under kitchen counter etc. all complete as per direction of Engineer-in-charge.

Providing and fixing stainless steel fancy handle of approved make fixed with SS screws etc. complete as per direction of Engineer-in-charge.

Providing and fixing stainless steel soft closing spring hinges at 0 degree hinges (hydraulic type) of approved make/brand to cupboard shutters with full threaded steel screws including making necessary recess in board and finished etc. complete as per direction of Engineer-in-charge.

Providing and fixing 2 mm thick 16 to 19 mm wide PVC edge binding tape of approved quality for cupboard/wardrobe shutters including necessary synthetic resin hot pressed to edges on binding machine etc. complete as per direction of Engineer-in-charge.

Providing and laying rectified Glazed Ceramic floor tiles of size 300x300mm or more (thickness to be specified by the manufacturer), of 1stquality conforming to IS : 15622, of approved make, in colours White, Ivory, Grey, Fume Red Brown, laid on 20 mm thick cement mortar 1:4(1 Cement: 4 Coarse sand), jointing with grey cement slurry @ 3.3kg/sqm including grouting the joints with white cement and matching pigments etc., complete.

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.

a)Double charge vitrified tile polished finish of size

i)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 :

a)1:6 (1 cement: 6 fine sand)

15 mm cement plaster on the rough side of single or half brick wall of mix :

a)1:6 (1 cement: 6 fine sand)

6 mm cement plaster of mix :

a)1:3 (1 cement: 3 fine sand)

Polishing on wood work with ready mixed wax polish of approved brand and manufacture :

a)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.

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.

a)Two coats.

Applying priming coats with primer of approved brand and manufacture, having low VOC (Volatile Organic Compound ) content.

a)With water thinnable cement primer on wall surface having VOC content less than 50 grams/litre.

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.

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 direction of Engineer-in-charge.

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

Demolishing lime concrete manually/ by mechanical means and disposal of material within 50 metres lead as per direction of Engineer in-charge

Demolishing brick work manually/ by mechanical means including stacking of serviceable material and disposal of unserviceable material out of compound to the municipal dumping yard all complete as per direction of Engineer-in-charge..

a)In cement mortar

Dismantling doors, windows and clerestory windows (steel or wood) shutter including chowkhats, architrave, holdfasts etc. complete and stacking within 50 metres lead :

a)Of area beyond 3 sq. metres

Dismantling tile work in floors and roofs laid in cement mortar including stacking of serviceable material and disposal of unserviceable material out of compound to the municipal dumping yard all complete as per direction of Engineer-in-charge..

a)For thickness of tiles 10 mm to 25 mm

Providing and fixing wash basin with C.I. brackets, 15 mm C.P. brass pillar taps, 32 mm C.P. brass waste of standard pattern, including painting of fittings and brackets, cutting and making good the walls wherever required:

a)White Vitreous China Wash basin size 550x400 mm with a pair of 15 mm C.P. brass pillar taps

Providing and fixing white vitreous china pedestal for wash basin completely recessed at the back for the reception of pipes and fittings.

Providing and fixing P.V.C. waste pipe for sink or wash basin including P.V.C. waste fittings complete.

Semi rigid pipe

a)32 mm dia

Providing and fixing 600x450 mm beveled edge mirror of superior glass (of approved quality) complete with 6 mm thick hard board ground fixed to wooden cleats with C.P. brass screws and washers complete.

Providing and fixing 600x120x5 mm glass shelf with edges round off, supported on anodized aluminium angle frame with C.P. brass brackets and guard rail complete fixed with 40 mm long screws, rawl plugs etc., complete.

Providing and fixing floor mounted, white vitreous china single piece, double traps syphonic water closet of approved brand/make, shape, size and pattern including integrated white vitreous china cistern of capacity 10 litres with dual flushing system, including all fittings and fixtures with seat cover, cistern fittings, nuts, bolts and gasket etc including making connection with the existing P/S trap, complete in all respect as per directions of Engineer-in-Charge.

Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes, having thermal stability for hot & cold water supply, including all CPVC plain & brass threaded fittings, i/c fixing the pipe with clamps at 1.00 m spacing. This includes jointing of pipes & fittings with one step CPVC solvent cement and the cost of cutting chases and making good the same including testing of joints complete as per direction of Engineer in Charge. :Concealed work, including cutting chases and making good the walls etc.

a)20 mm nominal outer dia .Pipes.

b)25 mm nominal outer dia .Pipes.

Making connection of G.I. distribution branch with G.I. main of following sizes by providing and fixing tee, including cutting and threading the pipe etc. complete :

a)25 to 40 mm nominal bore

Providing and fixing unplasticized PVC connection pipe with brass unions :

45 cm length

a)15 mm nominal bore

Providing and fixing PTMT grating of approved quality and colour.

a)Circular type.

i)125 mm nominal dia with 25 mm waste hole.

Providing and fixing CPVC Union/CPVC nipple in G.I/CPVC pipe including cutting and threading the pipe and making long screws etc. complete (New work)

a)20 mm nominal bore

b)25 mm nominal bore

Filling the gap in between aluminium frame & adjacent RCC/ Brick/ Stone work, Grooves by providing weather silicon sealant over backer rod of approved quality as per architectural drawings and direction of Engineer-in-charge complete.

a)Upto 5mm depth and 5 mm width

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 99%, minimum Light Reflectance = 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 15x38 mm of length 3000 mm, cross T of size minimum 15x38 mm of length 1200 mm and secondary intermediate cross T of size minimum 15x38 mm of length 600 mm to form grid module of size 600x600 mm suspended from ceiling using galvanized mild steel item (minimum galvanized @ 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.

a)With 16 mm thick beveled tegular mineral fibre false ceiling tile(NRC 0.55 to 0.60)

Providing and fixing factory made single extruded WPC (Wood Polymer Composite) solid door/ window/ Clerestorey windows & other Frames/ Chowkhat comprising of virgin PVC polymer of K value 58-60 (Suspension Grade), calcium carbonate and natural fibers (wood powder/ rice husk/ wheat husk) and non toxic additives (maximum toxicity index of 12 for 100 gms) fabricated with miter joints after applying PVC solvent cement and screwed with full body threaded star headed SS screws having minimum frame density of 750 kg/cum, screw withdrawal strength of 2200 N (Face) & 1100 N (Edge), minimum compressive strength of 58 N/mm2, modulus of elasticity 900 N/mm2 and resistance to spread of flame of Class A category with property of being termite/ borer proof, water/ moisture proof and fire retardant and fixed in position with M.S hold fast/ lugs/ SS dash fasteners of required dia and length complete as per direction of Engineer-In- Charge.

(M.S hold fast/ lugs or SS dash fasteners shall be paid for separately). Note: For WPC solid door/ window frames, minus 5mm tolerance in dimensions i.e depth and width of profile shall be acceptable. Variation in profile dimensions on plus side shall be acceptable but no extra payment on this account shall be made.

a)Frame size 50 x 100 mm

Providing and fixing factory made single extruded WPC (Wood Polymer Composite) solid plain flush door shutter of required size comprising of virgin polymer of K value 58-60 (Suspension Grade), calcium carbonate and natural fibers (wood powder/ rice husk/ wheat husk) and non toxic additives (maximum toxicity index of 12 for 100 gms) having minimum density of 650 kg/cum and screw withdrawal strength of 1800 N (Face) & 900 N (Edge), minimum compressive strength 50 N/mm2, modulus of elasticity 850 N/mm2 and resistance to spread of flame of Class A category with property of being termite/borer proof, water/ moisture proof and fire retardant and fixing with stainless steel butt hinges of required size with necessary full body threaded star headed counter sunk S.S screws, all as per direction of Engineer-In- Charge.

(Note: stainless steel butt hinges and necessary S.S screws shall be paid separately)

a)30 mm thick

Providing and fixing plain lining/wall paneling with necessary screws/nut & bolts/nails etc , proper taping and jointing to be done using fiber mesh tape and epoxy and acrylic based jointing compound for seamless finish wherever required as per drawings and specifications and under the overall directions of the Engineer in charge and fixed on wooden/steel/aluminum frame work/wall complete as directed by Engineer in charge (frame work if any shall be paid separately )Area of lining is measured for payment.

a) 6mm thick BWP ply wood conforming to IS 710

Dismantling Tiled/Gypsum false ceiling including stacking of all the serviceable material at the designated location in the compound and disposal off unserviceable material all complete as directed by the Engineer-in-charge. (Area of wall paneling or lining/ false ceiling dismantled shall be measured for payment.)

Dismantling of aluminium partitions/double skin partitions/ wall paneling including supporting MS/wood/Aluminium/GI frame work including stacking of all the serviceable material at the designated location in the compound including disposal of unserviceable material if any out of compound to any municipality dumping yard all complete as directed by the Engineer-in-charge. (Area of partition/wall paneling with any frame work dismantled shall be measured for payment)

Rebate/credit for taking away the unserviceable/unuseful steel/ Secular windows material as directed by Engineer in charge.

Providing and fixing roller venetian blinds of approved shade, colour, dust guard treated fabric composition polyester/cotton, black out, plain color with minimum 350 GSM along with all hardware etc., as per manufacturer's specifications etc. They shall work by pulling a chain to roll the fabric up and down in the window etc., all complete as per the direction of the Engineer-in -charge (Area of venetian blind in open condition is measured for payment. )

Extra for providing aluminium louver frame of 100mm width for ventilators with adjusting system for glass louvers etc complete as per directions of Engineer in charge.(Glass louvers will be paid separately)(length of Aluminium louver frame is measured for payment)

Providing and fixing Stainless steel (SS) towel rail complete with brackets fixed to wooden cleats with CP brass screws with concealed fittings arrangement of approved quality .(a)610 mm long towel rail with total length of 645 mm, width 78 mm and effective height of 88 mm

Providing and fixing CP Soap Dish of approved equivalent fixed on wall . All complete as per directions of Engineer-in-Charge.

Providing and fixing Swan neck C.P.Brass long body Pillar cock of Parryware Claret make (T4668A1) or approved equivalent. The pillar cocks are to be fixed by removing old pillar cocks including making necessary adjustments. All complete as per directions of Engineer-in-Charge. The rate is all inclusive nothing extra shall be paid on any account. a) 15mm dia nominal bore

Providing and fixing sanitary and water supply fittings by replacing unserviceable/damaged fittings including necessary white lead/ lead wool etc complete as directed by the engineer in charge.

a)C.P. brass bib cock 15 mm nominal bore. of approved quality conforming to IS:8931:

b)C.P. brass stop cock 15 mm nominal bore. of standard design and of approved make conforming to IS:8931.

c)Health faucet with wall support lever of 15mm nominal bore stainless steel/ CP brass nozzle jet and handle of approved quality and make for EWC

d)C.P. brass two in one bib cock 15 mm nominal bore. of approved quality conforming to IS:8931:

Providing and fixing toughened glass for uPVC windows ,frameless shutter/ shelves etc for cub boards of approved brand and manufacture including fixing with necessary SS patch fittings ,clamps, rollers and making necessary holes etc for fixing required door fittings all complete as directed by Engineer in charge . (All necessary accessories like providing and fixing of SS patch fittings, Door handles, locks, stopper etc to be paid separately )(Item is operated for uPVC windows, cub boards/showcases )(Area of glass is measured for payment)

a) 6mm thick

Removing of existing damaged Vinyl / Wooden flooring and cleaning CC flooring with solvent to remove the adhesive including stacking of serviceable material and disposal of unserviceable all complete as per the directions of Engineer in charge.

Providing and fixing CPVC ball valve in CPVC pipe line including cutting and jointing with CPVC solvent cement etc complete.

a)20 mm nominal bore

b)25 mm nominal bore

Providing and fixing Brass MABT/FABT including cutting and threading the GI pipe Line and connecting to CPVC line wherever required etc. complete

a)20 mm nominal bore

b)25 mm nominal bore

Providing and fixing UPVC SWR soil waste and vent pipes conforming to IS: 13592 Type B including jointing with 'T' shaped seal/rubber ring conforming to IS: 5382 by replacing damaged/unserviceable sanitary pipes with solvent cement or rubber lubricant as the case may be using necessary scaffolding/ropes/platforms wherever required (concealed pipe joints to be jointed with rubber ring and solvent cement and exposed joints to be jointed with rubber ring and rubber lubricant)all complete as directed by Engineer in charge (i)Single socketed pipe ( Other accessories like Couplers & bends will be paid separately )

a)110mm dia

b)75mm dia

Providing and fixing UPVC SWR fittings/ accessories conforming to IS: 14735 Type B including cutting, replacing, jointing with seal ring conforming to IS: 5382 leaving 10 mm gap for thermal expansion using necessary scaffolding/ropes/platforms wherever required all complete as directed by Engineer in charge.

a)Plain bend of required degree

i)110mm bend

ii)75mm bend

b)Floor trap

c)Door bend

d)Coupler