Urgent repairs and renovation to the Administrative building and toilet block at Observation Home and Special School (OHSS), Ariyankuppam, Puducherry

Amount

Dismantling tile work in floors and roofs laid in cement mortar including stacking material within 50 metres lead - for thickness of tiles above 25 mm and upto 40mm

Demolishing R.C.C work manually / by mechanical means including stacking of steel bars and disposal of unserviceable material within 50 metres lead

Dismantling doors, windows and clerestory windows (steel or wood) shutter including chowkhats, architrave, holdfasts etc. complete and stacking within 50 metres lead - of area 3 sqm and below

Chipping of unsound / weak concrete material from slabs , beams , columns etc. with manual Chisel and / or by standard power driven percussion type or of approved make including tapering of all edges, making square shoulders of cavities including cleaning the exposed concrete surface and reinforcement with wire brushes etc. and disposal of debris for all lead and lifts all complete - 25 mm average thickness

Providing , mixing and applying bonding coat of approved adhesive on chipped portion of RCC as per specifications and complete in all respect - SBR Polymer ( @ 10% of cement weight ) modified cementitious bond coat @ 2.2 kg cement per sqm of surface area mixed with specified proportion of approved polymer

Providing , mixing and applying SBR polymer (of approved make ) modified Cement mortar in proportion of 1:4 (1 cement : 4 graded coarse sand with polymer minimum 2% by wt.of cement used) as per specifications. Note: Measurement and Payment : The Pre-meaurement of thickness shall be done just after the surface preparation is completed and payment under this item shall be made only after proper wet curing has been done and surface has been satisfactorily evaluated by sounding / tapping with a blunt metal instrument and / or the 75mm size cube crusing strength at the end of 28 days to be not less than 30 N / Sqmm) - 25 mm average thickness in two layers

Providing two legged scaffolding using 15 cm diameter blue - gum posts or casurina posts or best quality bamboo - posts of 4m over all length (3.0m height + 0.5 m projection + 0.5 into the ground) the distance between the two rows being 1.25 m and the spacing of posts with 0.5 m overlap on either side and braces to step up and providing a platform with country wood planks of 40mm thick and 1m width etc in a complete form using coir and nails 1 m run (Rate of scaffolding for a height of 3 m and lenghth of 1 m)

Exta for Providing two legged scaffolding for every additional height of 2.5 m (Rate for scaffolding for a height of 3 m and length of 1m)

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - all work upto plith level - 1:4:8 (1 cement : 4 coarse sand : 8 graded stone aggregate 40mm nominal size)

Reinforced cement concrete work in beams, suspended floors, roofs having slope up to 15degree landings, balconies, shelves, chajjas, lintels, bands, plain window sills, staircases and spiral stair cases upto floor five level excluing the cost of centering ,shuttering, finishing and reinforcement , with 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20mm nominal size)

Centering and shuttering including strutting, propping etc and removal of form for - Suspended floors, roofs, landings, balconies and access latform

Steel reinforcement for R.C.C.work including straightening, cutting, bending, placing in position and binding all complete upto plinth level - Thermo -Mechanically treated bars (TISCON / VIZAG/ IISCO / SAIL / JSW) Fe - 415 or more

Providing wood work in frames of doors, windows, clerestory windows and other frames , wrought framed and fixed in position with hold fast lugs or with dash fasteners of required dia & length (hold fast lugs or dash fastener shall be paid for separately) -Padak wood

Providing and fixing ISI marked flush door shutters conforming to IS : 2202 (Part 1) non - decorative type, core of block board construction with frame of 1 st class hard wood and well matched commercial 3 ply veneering with vertical grains or cross bands and face veneers on both faces of shutters - 35 mm thick including ISI marked Stainless Steel butt hinges with necessary screws

Providing 40 X 5 mm flat iron hold fast 40cm long including fixing to frame with 10mm diameter bots, nuts and wooden plugs and embeddings in cement concrete block 30 x10 x 15 cm 1:3:6 mix (1 cement : 3 coarse sand: 6 graded stone aggregate 20mm nominal size)

Providing and fixing aluminium tower bolts, ISI marked, anodised (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 - 300 x10 mm

Providing and fixing aluminium tower bolts, ISI marked, anodised (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 - 250 x10 mm

Providing and fixing aluminium handles, ISI marked , anodised (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 - 125 mm

Providing and fixing aluminium hanging floor door stopper, ISI marked, anodised (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 - Single rubber stopper

Providing and fixing of 65mm Godrej Navatal lock of 6 levers etc complete

Supply and fixing of side hung window at all levels made out of unplasticised Poly vinyl chloride frame from approved make of natural colour with casement outer frame of size 56 x 48 x 30 mm, shutter frame 66 x 56 x 30 mm with wall thickness of 1.8mm (+/- 0.3mm) and 5mm thick, clear glass. The gasket should be made of EPDM (Ethylene propylene dimonomer) with double gasket sealing and applying silicone sealants outside and acrylic sealent inside. The sections should be reinforced with GI sheet of 1.5mm thick with suitable drainage grouting including all necessary hardware fittings etc., all complete as per architectural drawings

cement plaster 1:3 (1 cement : 3 coarse sand) finished with a floating coat of neat cement - 20mm cement plaster

Providing and fixing 20mm thick , PVC shutter for doors, windows, cupboard etc., made of rigid PVC extruted multi chamber section of size 20mm x 200mm and outer edges of shutter framed with PVC channel section of size 24 mm x 59 mm, having interlocking facilities . The door frame of extruded PVC section of size 40mm x 48mm , having a maximum wall thickness 2.80mm +/-0.30mm . The corners and joints shall be mitrecut and welded. The rate shall include the cost of necessary hinges, handles and locking facilities wherever necessary

Providing and fixing M.S.grills of required pattern in frames of windows etc with M.S. flats , square or round bars etc. including priming coat with approved steel primer all complete - Fixed to openings / wooden frames with rawl plugs screws etc

Providing and fixing 1st quality ceramic glazed wall tiles conforming to IS : 15622 (thickness to be specified by the manufacturer) , of approved make (Jhonson / Asian / Somany / Nitco) in all colours, shades of size 200 x 300 mm as approved in skirting , risers of steps and dados, over 12mm thick bed of cement mortar 1:3 (1cement : 3 coarse sand ) and jointing with grey cement slurry @ 3.3 kg per sqm, including pointing in white cement with pigment of matching shade complete - size 200x300 mm

Providing and laying ceramic glazed floor tiles of size 300 x 300 mm (thickness to be specified by the manufacturer), of commercial quality conforming to IS :15622, of approved make (Bell / Johnson / Regency / Somany / Naveen / Asian) in all colours, shades, except white, ivory, grey, fume red brown, laid on 20 mm thick bed of cement mortar 1:4 (1 cement : 4 coarse sand), including pointing the joints with white cement and matching pigments etc., complete

Providing and laying fully vitrified floor tiles of size 600 x600 mm (thickness to be specified by the manufacturer) with water absorption less than 0.08% and conforming to IS : 15622 of approved make (Nitco / Rak / Johnson /Asian ) in all colours and shades , laid on 20 mm thick cement mortar 1:4 (1 cement : 4 coarse sand), including grouting the joints with white cement and matching pigments etc., complete - size of tile 600 x600 mm

Applying one coat of water thinnable cement primer of approved brand and manufacturer on wall surface - water thinnable cement primer

Finishing walls with water proofing cement paint of required shade - New work (Two or more coats applied @ 3.84 kg / 10 sqm)

Applying priming coat - with ready mixed pink or grey primer of approved brand and manufacture on wood work (hard and soft wood)

Applying priming coat - with ready mixed red oxide zinc chromate primer of approved brand and manufacture on steel galvanised iron / steel works

Painting with synthetic enamel paint of approved brand and manufacutre to give an even shade - Two or more coats on new work

Providing and fixing water closet squatting pan (Indian type W.C.pan) with 100 mm Sand Cast Iron P or S trap, 10 litre low level white P.V.C flusing cistren, including flush pipe, manually controlled device (handle lever) conforming to IS : 7231, with all fittings and fixtures complete, including cutting and making good the walls and floors wherever required. White vitreous china Orissa pattern W.C.pan of size 580x440mm with integral type foot rests.

Providing and fixing white vitreous china pedestal type water closet (European type W.C.pan) with seat and lid, 10 litre low level white P.V.C. flusing cistern, including flush pipe, with manually controlled device (handle lever), conforming to IS: 7231,with all fittings and fixtures complete, including cutting and making good the walls and floors wherever required - W.C. pan with ISI marked white solid plastic seat and lid

Providing and fixing wash basin with C.I. brackets, 15mm 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 - white vitreous china flat back wash basin size 550x400 mm with single 15mm C.P. brass pillar tap

Providing and fixing P.V.C. waste pipe for sink or wash basin including PVC waste fittings complete - flexiple pipe - 40mm dia

Providing and fixing mirror of superior glass (of approved quality) and of required shape and size with plastic moulded frame of approved make and shade with 6mm thick hard board backing - circular shape 450 mm dia

Providing and fixing PTMT waste coupling for wash basin and sink, of approved quality and colour - waste coupling 38 mm dia of 83 mm length and 77 mm breadth weighing not less than 60 gms

Providing and fixing PTMT liquid soap container 109mm wide, 125mm high and 112 mm distance fromwall of standard shape with bracket of the same materials with snap fittings of approved quality and colour, weighing not less than 105 gms

Providing and fixing PTMT towel rail complete with brackets fixed to wooden cleats with CP brass screws with concealed fitting arrangement of approved quality and colour - 450 mm long towel rail with total length of 495 mm, 78 mm wide and effective height of 88mm, weighing not less than 170gms

Providing and fixing PTMT shelf 440 mm long,124 mm width and 36 mm height of approved quality and colour, weighing not less than 300 gms

Providing and fixing CP brass health faucet of approved quality - 15 mm nominal bore

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 solvement cement and the cost of cutting chases and making good the same including testing of joints complete - Concealed work, including cutting chases and making good the wall etc - 20 mm nominal outer dia pipes

Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes, having thermal stability for hot & cold water supply including all CPVC plain & brass threaded fittings. This includes jointing of pipes & fittings with one step CPVC solvent cement, trenching, refilling & testing of joints complete - external work - 50 mm nominal outer dia pipes

Providing and fixing brass bib cock of approved quality - 15mm nominal bore

Providing and fixing C.P.brass shower rose with 15 or 20 mm inlet - 150 mm diametre

Providing and fixing PTMT grating of approved quality and colour - rectangular type with openable cirucular lid - 150mm nominal size square 100mm diametre of the inner hinged round grating

Providing and fixing on wall / column face unplasticed - PVC soil and waste pipes (type - B) conforming to IS : 13592- 1992 including jointing with seal ring conformation to IS : 5382 leaving 10mm gap for thermal expansion - single socked pipes -110mm diametre

Providing and fixing on wall / column face unplasticised - PVC soil and waste pipes (type B) conforming to IS :13592 - 1992 including jointing with seal ring conforming to IS : 5382 leaving 10mm gap for thermal expansion - Single socketed pipes 75mm diameter

M MUTHU