Attending Repair and Retrofitting work to Ground floor and first floor of the main building to the Government Primary School, Pattinacherry, T.R.Pattinam Commune, Karaikal.

Providing precast cement concrete jali 1:2:4 ( 1 cement : 2 fine aggregate : 4 graded stone aggregate 6mm nominal size) reinforced with 1.6 mm dia mild steel wire including centering and shuttering, roughening cleaning , fixing and finishing in cement mortar 1:3 ( 1 cement : 3 fine aggregate) etc. complete excluding plastering of the jambs, sills and soffits - 50mm thick

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) - Forest teak wood

Providing and fixing factory made P.V.C. door frame of size 50x 47 mm with a wall thickness of 5mm , made out of extruded 5 mm rigid PVC foam sheet, mitred at corners and joined with 2 nos , of 150mm long brackets of 15 x15 mm M.S. square tube, the vertical door frame profiles to be reinforced with 19 x19 mm M.S.square tube of 19 gauge , EPDM rubber gasket weather seal to be provided through out the frame . The door frame to be fixed to the wall using M.S.screws of 65 / 100 mm size, complete as per manufacturter's specification and direction of Engineer-in-charge

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

Providing and fixing factory made panel PVC door shutter consisting of frame made out of M.S.tubes of 19 gauge thickness and size of 19 mm x 19 mm for styles and 15 x15 mm for top & bottom rails. M.S.frame shall have a coat of steel primers of approved make and manufacture . M.S. frame covered with 5 mm thick heat moulded PVC 'C' channel of size 30mm thickness, 70 mm width out of which 50 mm shall be flat and 20 mm shall be tapered in 45 degree angle on both side forming styles and 5 mm thick, 95 mm wide PVC sheet out of which 75 mm shall be flat and 20 mm shall be tapered in 45 degree on the inner side to form top and bottom rail and 115 mm wide PVC sheet out of which 75 mm shall be flat and 20 mm shall be tapered on both sides to form lock rail. Top , bottom and lock rails shall be provided both side of the panel. 10mm (5 mm x 2) thick , 20 mm wide cross PVC sheet be provided as gap insert for top rail & bottom rail , panelling of 5 mm thick both side PVC sheet to be fitted in the M.S. frame welded / sealed to the styles & rails with 7 mm (5 mm + 2 mm) thick x 15 mm wide PVC sheet beading on inner side , and joined together with solvent cement adhesive. An additional 5 mm thick PVC strip of 20 mm width is to be stuck on the interior side of the 'C" Channel using PVC solvent adhesive etc. complete as per direction of Engineer-in-charge manufacturer's specification & drawing - 30mm thick plain PVC door shutters

Extra for providing lipping with teak wood battens 25 mm minimum depth on all edges of flush door shutters (over all area of door shutter to be measured)

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 panelled or panelled and glazed shutters for doors, windows, and clerestory windows, fixing with butt hinges of required size with necessary screws, excluding panelling which will be paid for separately , all complete as per direction of Engineer-in-charge -(Note:- Butt hinges and necessary screws shall be paid separately) - Vengai wood - 30 mm thick shutters

Providing and fixing ISI marked powder coating pressed butt hinges with necessary screws etc. complete - 125 X 65 X 2.12 mm

Providing and fixing factory made uPVC glazed /wire mesh windows /doors comprising of lead free uPVC multichambbered frame, sash and mullion/coupler (where ever require ) 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 dully reinforced with galvanized mild steel section made of required shape, and 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 8mm 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 and 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 rquirements and conforming to IS: 3548 & IS:16231shall 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 >45m/sec as per IS:875 - Part 3 (ii) Sites with structure height more than 20 m 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 up to 1.8m)

Providing and fixing aluminium sliding door 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 nuts and screws etc complete - 300 X 16 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 - 300 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 - Twin rubber stopper

Cement concrete flooring 1:2:4 (1 cement : 2 fine aggregate : 4 graded stone aggregate) finished with a floating coat of neat cement, including cement slurry, but excluding the cost of nosing of steps etc .complete - 40mm thick with 20mm nominal size stone aggregate

Providing and laying Vitrified tiles in floor in different sizes (thickness to be specifed by the manufacturere) wirh water absorption less than 0.08% and conforming to IS:15622, of approved brand and manufacturer, in all colours and shade, laid on 20mm thick cement mortar 1:4 (one cement : 4 fine aggregate) jointing with grey cement slurry @3.3 kg per sqm including grouting the joints with white cement and matching the 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 - Glazed vitrified tiles Matt / Antiskid finish of size - size of tile 600x600mm

Providing and fixing on wall face unplasticised rigid PVC rain water pipes conforming to IS: 13592 Type A, including jointing with seal ring conforming to IS : 5382, leaving 10mm gap for thermal expansion, (i) Single socketed pipes - 110 mm diameter

Providing and fixing on wall face unplasticised - PVC moulded fittings / accessories for unplasticised rigid PVC rain water pipes conforming to IS:13592 Type A, including jointing with seal ring conforming to IS: 5382, leaving 10mm gap for thermal expansion - Coupler - 110mm

Providing and fixing on wall face unplasticised - PVC moulded fittings / accessories for unplasticised rigid PVC rain water pipes conforming to IS:13592 Type A, including jointing with seal ring conforming to IS: 5382, leaving 10mm gap for thermal expansion - Single tee without door -110x110x110mm

Providing and fixing on wall face unplasticised - PVC moulded fittings / accessories for unplasticised rigid PVC rain water pipes conforming to IS:13592 Type A, including jointing with seal ring conforming to IS: 5382, leaving 10mm gap for thermal expansion - shoe (plain) - 110mm shoe

Providing and fixing unplasticised - PVC pipe clips of approved design to unplasticised- PVC rain water pipes by means of 50x50x50mm hard wood plugs , screwed with M.S. screws of required length, including cutting brickwork and fixing in cement mortar 1:4 ( 1 cement : 4 fine aggregate) and making good the wall etc., complete - 110mm

Providing & fixing on roof pressed clay tile (Mangalore tile) of 20mm nominal thickness and of approved size and as per approved pattern on steel frame work complete (steel frame work to be paid separately)

15 mm cement plaster on the rough side of single or half brick wall of mix 1:5 (1 cement : 5 fine aggregate)

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

Providing and applying white cement based putty of average thickness 1mm 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 manufacturer, including applying additional coats wherever required, to achive even shade and colour - Two coats

Applying priming coats with primer of approved brand and manufacture, having low VOC (Volatile Organic Compound ) content - with ready mixed pink or grey primer on wood work (hard and soft wood) having VOC content less than 50grams / litre

Applying priming coats with primer of approved brand and manufacture, having low VOC (Volatile Organic Compound ) content - with water thinnable cement primer on wall surface having VOC content less than 50 grams / litre

Removing white or colour wash by scrapping and sand papering and preparing the surface smooth including necessary repairs to scratches etc., complete

Painting with synthetic enamel paint of approved brand and manufacture of required colour to give an even shade- One or more coats on old work

Finishing walls with Premium Acrylic exterior paint with Silicone additives of required shade - Old work ( two or more coats applied @ 1.43 litre / 10 sqm) over existing cement paint surface

Repairs to plaster of thickness 12mm to 20mm in patches of area 2.5 sq.metres 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 as per direction of Engineer-in-charge - with cement mortar 1:4 (1 cement : 4fine aggregate)

Providing and fixing double scaffolding system (cup lock type) on the exterior side, upto seven story height made with 40 mm dia .M.S.tube 1.5m centre to centre , horizontal & vertical tubes joining with cup & lock system with M.S.tubes, M.S.tube challies, M.S.clamps and M.S.staircase system in the scaffolding for working platform etc. and maintaining it in a serviceable condition for the required duration as approved and removing it there after. The scaffolding system shall be stiffened with bracings, runners, connection with the building etc wherever required for inspection of work at required locations with essential safety features for the workmen etc.complete as approved. The elevational area of the scaffolding shall be measured for payment purpose. The payment will be made once irrespective of duration of scaffolding. (Note: This item to be used for maintenance work judicically, necessary deduction for scaffolding in the existing item to be done.)

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

Demolishing brick work manually / by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead as per direction of Engineer-in-charge.- in cement mortar

Dismantling tile work in floors and roofs laid in cement mortar including stacking material within 50 metres lead - for thickness of tiles 10mm to 25mm

Supplying fixing and commisioning of 1 HP monoblock pumpset slow speed single phase motor. The rate include the cost of pumpset , pumpset fixing in position and test run etc.complete

Acid cleaning for the existing Mosaic floors , glazed tiles work and removing the stains and decays to give a glassy look etc complte (The Acid used shall be 32% concentrated hydrochloric acid after taking on the precautionary measures)

Providing and fixing white vitreous china water closet squatting pan (Indian type) - Orissa pattern W.C.pan of size 580x440mm

Providing and fixing PTMT bottle trap for wash basin and sink - Bottle trap 38 mm single piece moulded with height of 270 mm, effective length of tail pipe 260 mm from the centre of the waste coupling , 77 mm breadth with 25mm minimum water seal, weighing not less than 263 gms

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 PTMT bib cock of approved quality and colour - 15mm nominal bore, 122 mm long , weighing not less than 99 gms

Providing and fixing ASTM pipes including all ASTM plain & brass threaded fittings i/c fixing the pipe with clamps at 1.00m spacing . This includes jointing of pipes & fitting with one step ASTM solvent cement and testing of joints complete (Internal work exposed on wall ) - 25mm nominal outer dia pipes

Providing and fixing ASTM pipes including all ASTM plain & brass threaded fittings i/c fixing the pipe with clamps at 1.00m spacing . This includes jointing of pipes & fitting with one step ASTM solvent cement and testing of joints complete (Internal work exposed on wall ) - 32mm nominal outer dia pipes

Providing and fixing ASTM pipes including all ASTM plain & brass threaded fittings i/c fixing the pipe with clamps at 1.00m spacing . This includes jointing of pipes & fitting with one step ASTM solvent cement and testing of joints complete (Internal work exposed on wall ) - 40mm nominal outer dia pipes

Providing and placing on terrace (at all floor levels) polyethylene water storage tank ISI: 12701 marked , with cover and suitable locking arrangement and making necessary holes for inlet, outlet and overflow pipes but without fittings and the base support for tank

Providing and fixing C.P.brass long body bib cock of approved quality conforming to IS standards and weighing not less than 690 gms - 15 mm nominal bore

Providing and fixing gun metal gate valve with C.I.wheel of approved quality (Screwed end) - 32mm nominal bore

Providing and fixing gun metal gate valve with C.I.wheel of approved quality (Screwed end) - 40mm nominal bore

Providing and fixing C.P.brass angle valve for basin mixer and geyser points of approved quality conforming to IS: 8931- 15 mm nominal bore

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 direction.( cost of aluminium snap beading shall be paid in basic item) - with float glass panes of 5 mm thickness

Filling the gap in between aluminium frame & adjacent RCC / Brick / Stone work by providing weather silicon sealent over backer rod of approved quality as per architectural drawings and direction complete - Upto 5 mm depth and 5 mm width

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 as per direction of Engineer-incharge- 50 mm average thickness

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 as per direction of Engineer-incharge - 25 mm average thickness

Cleaning of reinforcement from rust from the reinforcing bars to give it a total rust free steel surface by using alkaline chemical rust remover of approved make with paint brush and removing loose particles after 24 hours of its application with wire brush and thoroughly washing with water and allowing it to dry , all complete as per direction of the Engineer-incharge- Bars upto 12mm diameter

Providing, mixing and applying bonding coat of approved adhesive on chipped portion of RCC as per specifications and direction of Engineer-In-charge complete in all respect. 26.31.1SBR 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 fine aggregate with polymer minimum 2% by wt.of cement used) as per specifications and direction. 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

Laying of non shrink free flow micro concrete renderoc RG or equivalent in the proportion 1:1 (One renderoc Rg: one graded stone aggregate of 12.5mm and below through the drilled holes till the voids and damaged area are completely filled and set to an average thickness of 50mm as directed by the Engineer-In-charge.

Providing leak proof centering and shuttering using 25mm thick plywood for damage slab / beam to carring out micro concreting work including ceiling the gaps if any with renderoc plugging compound and removal of form work