MLA OFFICE AT SRIPERUMBUDUR

Amount

Earth work excavation for foundation in all soils and sub-soils and to full depth as may be directed except in rock requiring blasting inclusive of shoring shuttering, bailing out water wherever necessary and depositing the surplus earth within the compound in places shown by the departmental officers with an initial lead of 10 mts and initial lift of 2 mts. and clearing and levelling the site etc., complete complying with standard specification.

Earth work open excavation in all soils and sub-soils and to full depth as may be directed except in rock requiring blasting inclusive of shoring shuttering, bailing out water wherever necessary and depositing the excavated earth with a lead of 10 mts. within the compound in places shown by the departmental officers and clearing and levelling the site, etc., complete complying with standard specification.

Supplying and filling in foundation, basement, etc with filling Crushed Stone Sand (M-sand) and in layers of not more than 15 cm thick well watered, rammed and consolidated etc. complete complying with standard specification and as directed by the departmental officers.

Supplying and filling of conveyed Gravel by lorry in basement filling including stacking for premeasurement, conveyance loading and unloading charges and all other incidential charges and including filling laying watering and consolidating etc., complete as directed by the dept., Officers and complying with standard specification.

Refilling in basement with excavated earth in layers of not more than 15cm thick well rammed watered and consolidated complying with standard specifications.

Cement Concrete 1:5:10 (One Cement, Five M-sand and Ten hard broken stone jelly) using 40 mm gauge hard broken granite stone jelly for foundation and Flooring including dewatering wherever necessary and laid in layers of not more than 15 cm thick well rammed, consolidated and curing etc. complete complying with standard specification.

Brick work in Cement Mortar 1:3 (One Cement and Three M-Sand) using best quality II class ground moulded chamber burnt bricks of size 9" x 4-3/8" x 2-3/4" including neat finishing, curing, etc., complete complying with standard specifiction.

For Foundation and Basement

Brick work in Cement Mortar 1:5 (One Cement and Five M-Sand) using best quality II class ground moulded chamber burnt bricks of size 9" x 4-3/8" x 2-3/4" including neat finishing, curing, etc., complete complying with standard specifiction.

For Foundation and Basement

Brick work in Cement Mortar 1:6 (One Cement and Six M-Sand) using best quality II class ground moulded chamber burnt bricks of size 9" x 4-3/8" x 2-3/4" including neat finishing, curing, etc., complete complying with standard specifiction.

For Foundation and Basement

For Superstructure In Ground Floor

Brick partition walls of Following thickness using best quality II class ground moulded chamber burnt bricks of size 9" x 4-3/8" x 2-3/4" in Cement Mortar 1:3 (One Cement and Three M-Sand) using hoop iron reinforcement if found necessary including curing etc. complete and as directed by the departmental officers. (Hoop iron reinforcement will be measured and paid for separately)

For Superstructure In Ground Floor - 11.50cm thick

Supplying and erecting steel centering including necessary supports for plane surfaces for Reinforced Cement Concrete works such as column footings, column pedestals, plinth beams, grade beams, staircase steps, etc. which require only nominal strutting using mild steel sheets of size 90cm x 60cm and 10 BG stiffened with welded mild steel angles of size 25mm x 25mm x 3 mm for boarding, laid over silver oak joists of size 10cm x 6.5cm spaced at about 75cm centre to centre or at suitable intervals etc. complete in all floors complying with standard specifcation. (Payment for centering shall be given after the concrete is laid)

Supplying and erecting centering for sides and soffits including necessary supports and strutting upto 3.29 M height for plane surfaces as detailed below in all floors with all cross bracings using Mild Steel sheets of size 90 x 60 cm and 10 BG stiffened with welded Mild Steel angle of size 25mm x 25mm x 3 mm for boarding laid over silver oak joists of size 10cm x 6.50 cm spaced at abote 90 cm centre to centre and supported by casurina props of 10cm to 13 cm dia spaced at not more than 75 cm centre to centre etc. complete complying with the standard specificaiton. (Payment for centering shall be given after the concrete is laid)

For plane surfaces such as RCC floor slab, roof slab, beams, lintels, bed blocks, landing slab, waist slab, portico slabs and beams, etc.

For plane surfaces such as rectangular or square RCC columns, sunshades, top and bottom slab of RCC boxing, etc.

For plane surfaces such as vertical slab, side slabs of boxing, vertical drops, facia, vertical wall, etc.

Providing and laying in position, Standardised Concrete Mix M-20 Grade using M-Sand in accordance with IS:456-2000, using 20mm and down graded hard broken granite stone jelly for all RCC items of works with minimum cement content of 325 kg/mᶾ and maximum water cement ratio of 0.55, including admixture (plasticiser / super plasticiser) in recommended proportions as per IS:9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability with about (5 cu.m.) 7730 kg. of 20mm machine crushed stone jelly and with about (3.3 cu.m.) 5156 kg. of 10-12mm machine crushed stone jelly and with about (4.79 cu.m.) 7670 kg. of M-sand, but excluding cost of reinforcement grill and fabricating charges, centering and shuttering and also including laying, vibrating with mechanical vibrators, finishing, curing, etc. and providing fixtures like fan clamps in the RCC floor/ roof slabs wherever necessary without claiming extra, etc., complete complying with standard specification and as directed by the departmental officers. The coarse and fine aggregates to be used should comply with the requirements of IS Standards. (No separate payment will be made by the Department for the excess usage of materials).

For Foundation and Basement

For Superstructure In Ground Floor

Manufacturing, supplying and fixing Precast Reinforced Cement Concrete slabs of following thickness in RCC 1:2:4 (one cement, two M-sand and four aggregates), using following HBGS jelly excluding cost of reinforcement steel in position but including cost of moulding charges, casting of slab, finishing, curing and fixing in position in all floors etc., complete complying with standard specification and as directed.

Reinforced cement concrete precast slab 50mm thick using 20mm Jelly

Supplying, fabricating and placing in position Mild Steel / Ribbed Tor Steel grills for all RCC works as per design given including cost of steel and G.I. binding wire in all floors etc. complete complying with standard specification. (Contractor has to make his own arrangements for the supply of steel and binding wire)

Weathering course in brick jelly lime concrete using broken brick jelly of size 20mm uniform gauge in pure slaked lime (no sand to be used) to the proportion of brick jelly to lime being 32:12.5 by volume and laid over the RCC roof slab in a single layer of required slope and finished by beating the concrete with wooden beaters of approved pattern, keeping the surface constantly wet by sprinkling lime jaggery water, etc., complete as per standard specification and as directed by the deparmental officers.

Finishing the top of roof with one course of machine pressed tiles of size 230mm x 230mm x 20mm of approved quality set in Cement Mortar 1:3 (One Cement and Three M-Sand) 12mm thick mixed with water proofing compound conforming to ISS at 2% by weight of cement used and the joints pointed neatly to full depth of tiles with the same cement mortar mixed with red oxide and water proofing compound including curing etc., complete complying with standard specification and as directed by the departmental officers

Paving the floor with best quality Double Charged Vitrified Tiles of size 600 x 600 x 8mm of approved colour, shade and quality laid in cement mortar 1:3 (one cement and three M-sand) 20mm thick in all floors and the top pointed with the white cement mixed same colour pigments etc., complete complying with standard specification. (The make and brand of the tiles should be Johnson / Kajaria / Somany / Nitco / RAK which has to be got approved by Executive Engineer before use on works)

Flooring with Design of colour Ceramic Tiles of size 305 x 305 x 6mm laid over 20mm thick cement mortar 1:3 (One cement and Three M-sand) base mortar over the existing slab / floor including cutting the tiles to the required size with special cutter wherever necessary, laying in position and pointing with white cement mixed with colouring pigment at the rate of 0.3 kg. / sq.m. etc., complete complying with standard specification. (The make and brand of the tiles should be Johnson / Kajaria / Somany / Nitco / RAK or Equivalent which has to be got approved by executive Engineer before use on works)

Dadooing walls with Colour designed digital print ceramic tiles, with borders, with size of 300mm x 450mm x 8mm and above set in Cement Mortar 1:2 (One Cement and Two M-sand) 10mm thick and pointing the joints with white cement mixed with colouring pigments at the rate of 0.40 Kg. / sq.m. nbatly in all floors, curing, etc,,complying with standard specification and as directed by the departmental officers. (The make and brand of the tiles should be like Johnson / Kajaria / Somany / Nitco / RAK or Equivalent which has to be got approved by Executive Engineer before use on works)

Paving the floor with pre-polished concrete anti-skid tiles of 20mm thick of approved quality and colour laid in Cement Mortar 1:3 (One Cement and Three M-sand) 20mm thick and pointed with white cement mixed with colouring pigment at the rate of 0.40 Kg. / sq.m., curing, etc., complete complying with standard specification and as directed by the departmental officers. (The make and brand of the tiles should be got approved by Executive Engineer before use on works)

Plastering the surface of walls with Cement Mortar 1:5 (One cement and Five M-sand), 12mm thick with Plasticizer in all floors including curing etc., complete complying with standard specification and as directed by the departmental officers.

Supplying and applying of Two coats of putty of 3mm thick over the exposed RCC surface of ceiling including finishing the joints smoothly with grinding machine and the surface shall be thoroughly cleaned out of dust and scrubbing. The surface shall then be allowed to dry for atleast 48 hours. It shall then be M-sand papered (waterproof abrasive sheet) to give a smooth and even surface. Any unevenness shall be made good by applying 1st coat of putty mixed with water on the entire surface including filling up the undulations and applying 2nd coat of putty after 6 hours of 1st coat of putty and then M-sand papering (waterproof abrasive sheet) the same after it is dry and finishing the surface smoothly, etc., complete complying with standard specifications and as directed by the departmental officers. (The rates are inclusive of hire charges for grinding machine with wheel, cost of M-sand paper (water proof abrasive sheet) cost of putty blade, labour charges for grinding the joints and M-sand papering, two coats of putty, scrapping the putty area to level the surface smooth, etc., complete). The putty should be got approved by the Executive Engineer before use on work

Plastering the surface of walls with Cement Mortar 1:3 (One cement and Three M-sand), 20mm thick with Plasticizer in all floors including curing etc., complete complying with standard specification and as directed by the departmental officers.

Supplying and fixing in position best approved of BIS quality 110mm dia PVC rain water down fall pipes having a pressure of 4kg. / sq.cm including cost of necessry PVC shoe, PVC bend, cast iron gratings of required diameter and special clamps, brass screws, nails, etc., and fixing of cast iron gratings at junction of parapet and the RCC roof slab including finishing neatly etc., complete. The rate shall be inclusive of cast of removable cast iron grating. The PVC pipe shall be fixed in wall with special type of "U" clamp at the centre of the pipe line in addition to those for more than 3.0 metre pipe length, etc., complete complying with standard specification.

Painting two coats of newly plastered wall surface with ready mixed Plastic emulsion paint of first class quality and of approved colour over a priming coat including thorough scrapping, clean removal of dirt, and including necessary plaster of paris putty, wherever required etc., complete complying with standard specification.

Painting new iron works such as steel doors, windows, ventilators, window bars, balustrades etc., with two coats of best approved first quality and colour of synthetic enamel paint over the existing red oxide priming coat in all floors excluding cost of priming coat etc., complete complying with standard specification. (The make, quality and colour of paint should be got approved by the Executive Engineer before use on works.)

Supplying and fixing inposition Stainless Steel (Salem Stainless Steel) Door Frame (Box Section using Stainless Steel Plate of 1.6mm thick) of size 100mm x 60mm with a rebate of 30 / 35mm x 15mm on one side of the frame including supplying and fixing dovetail splayed end stainless steel hold fast etc., The door frame inner shall be packed with CC 1:2:4 using 12mm guage HBG stone jelly including fixing the door frames inposition and dimantling the masonry and concrete wherever necessary and redoing the same original condition after fixing including scaffolding charges and labour charges and door frame will be given one coat of Red Oxide primer etc. Complete complying with standard specification The rate shall inclusive of all materials, labour, transportation, loading, unloading, handling, charges etc. The sample of materials should be got approved by the Exe. Engineer before use on works.

Supplying and fixing of MDF Door shutter, Medium density fibre board of exterior grade both side prelaminated including external lipped with kiln dried soft wood 35mm thick conforming to I.S.12406\1989 with 35x12mm T.W. lipping on all edges with necessary adhesive and C.P.Screws, including fixing of aldrops, tower bolts, hinges and lock strike plates, putty, fevical, varnish, for T.W. lipping thinner colouring agent etc, and aluminium anodised 125mm size hinges 3 nos best quality of aluminium anodised fittings of 200 mm, tower bolt 1 no 150mm tower bolts 1 nos, 250mm aldrops 16mm dia rod 1 no 125mm long handle 2 nos 40mm dia nylon bush 1no, door stoper 1 No shall be provided. The rate is inclusive cost of fevical and fixing charges, transportation, loading, unloading and all other incidental charges handling charges etc., complete complying with standard specification. The sample of materials and fittings should be got approved by the Engineer-in-charge before use on works. (Single leaf)

Supplying and fixing Medium density fibre board door of exterior grade both side prelaminated including external lipped with kiln dried soft wood 35mm thick shutter conforming to I.S. 12406/1989 with external teak wood lipping of size 35x12mm on all edges with necessry adhesive and C.P. Screws, including fixing for aldrop, tower bolt, hinges and lock strike plates, putty, fevical, painting the teak wood lipping etc., and including the cost of alumnium hinges 125x30mm size - 6 Nos. aluminium aldrop of size - 250x16mm 1No , Aluminium tower bolt of size 250x12mm -2 No , tower bolt of size 200x12mm -1 No, D type aluminium handle of size 200mm -2 No , aluminuim door stopper with Nylon bush - 2 No . shall be provided. All aluminium furniture fittings are to be anodised with matt finish under electrically controlled condition in accordance with ISI specification 1868/1968 for anodic film thickness of not less than 15 microns. The rate is inclusive cost of fevical and fixing charges, transportation, loading, unloading and all other incidental charges, handling charges, etc., complete complying with standard specification. (Double leaves )

Supplying and fixing 30mm thick solid core PVC door shutter with PVC frame of size 50x45mm with suitable rebate for housing the shutter (Conforming to IS 4020 with updated amendment) consisting of frame made out of MS tubes 19 gauge thickness and size of 19 x 19mm for styles and 15x15mm for top and bottom rails. M.S. frame shall be covered with 5mm thick heat moulded PVC ‘C' channel of size 30 x 50mm forming styles, and 75x50mm for top rail, lock rail and bottom rail on either side and 10mm (5mm x 2) thick 20mm wide cross PVC sheet as gap insert for top rail, bottom rail. Paneling of 5mm thick PVC sheet bearing on either side and join together other side etc. An additional 5mm thick PVC strip of 20mm width is to be stack and the interior side of the ‘C' channel using PVC sealant adhesive including cost of all furniture fittings such as aluminium aldrop of size 250x16mm - 1No., aluminium tower bolt 250x12mm - 1No. aluminium D type handle 200mm etc. complete, as per direction of Engineer in charge and drawing.

Supplying and fixing UPVC (Un-Plasticized Polyvinyl Chloride) Windows of casement type (open) from the profile the size of outer frame 60mm x 58mm and shutter profile are reinforcement with GI/1mm 125GSM and 100% corrosion free, the profiles are multi chambered sections with wall thick of 2mm. The EPDM rubber (black colour) covered with over all the edges of frame and shutter the shutter will be provided with Espag multi power point locks and also it operates as handle. The corners and joints should be welded and cleaned. Radiations free pin headed plain or brown colour glass 4mm thick should be provided to the shutter and it should not allow leakage of water even at most ranging storms and should have key lockable action, security protective hinges, strong locking systems and as per size for arresting noise and energy loss. The connecting mechanism between sash and outer frame that enables opening of the window. The window should be fixed to the wall with 100% packing with screws and silicon packing all round the frames. The window should be got approved from the Executive Engineer before use on work

Supplying and fixing UPVC (Un-Plasticized Polyvinyl Chloride) Louvered Ventilators of from the profile the size of outer frame 60mm x 58mm and shutter profile size of 60 x 78mm both profiles are reinforced with GI/1mm 125GSM and 100% corrosion free, the profile are multi chambered sections with wall thick of 2mm. The EPDM rubber (black colour) covered with all over the edges of frame and shutter. The corners and joints should be welded and cleaned. Radiations pin headed glass 4mm thick should be provided in the louvers. The window should be fixed to the wall with 100% packing with screws and silicon packing all round the frames. The ventilator should be got approved from the Executive Engineer before use on work

Manufacturing, Supplying and Fixing of Stainless Steel Hand rails for staircase using 50mm dia 304L Grade Stainless Steel pipe of 1.60mm thick at required locations to a height of 900mm from finished floor level welded to 38mm dia Stainless Steel pipe post of 1.00mm thick as vertical at 900mm centre with 2 Nos. of 25mm dia intermediate horizontal stainless steel pipe of 1.60mm thick in between. The vertical pipe has to be welded to the 100 X 100 X 6mm MS base plate encased in the base concrete. The rate is inclusive of the charges for cutting, bending, welding, grinding, polishing, conveyance, electrical charges, etc. complete

Supply and installation of Anutone (or) Euivalent Brand of Acoustical False Ceiling of subtex nubby, square edge, glass fibre core fully encapsulated ceiling tile of size 595 x 595 x 15mm having volume density 120 Kgs / m3, weight 1.8 / 2.4 / 3 kg / m2 which is suspended by using 0.3mm thick skelet trelis T15 metal grid system. Skelet trelis T15 metal grid system of 600 x 600mm module includes skelet WA15 W30 wall angle with unequal flanges of 15 / 19mm, length 3000mm, fixed along the perimeter of walls with the help of nylon sleeves and suitable fasteners at 300mm centers. Then suspend the skelet MT15 W36 MainT with flange width 15mm, height 32mm and length 3600mm, from the soffit slab with help of soffit cleat and wire rod with leveling spring clip at 1200mm centres. Skelet CT15 W12 CrossT with flange width 15mm, height 26mm and length 1200mm is interlocked into the pre-cut slots in the Main T15 at 600mm centers in the perpendicular direction to the Main T15. Finally, the skelet CT15W06 CrossT with flange width 15mm, height 26mm and length 600mm are interlocked into the precut slots in the CT15W12 CrossT in direction parallel to the Main T15 to result in 600 x 600mm module. The subtex nubby square edge of size 595 x 595 x 15mm shall be placed into the grid size of 600 x 600mm. Ensure arrow marks behind the tiles are oriented in one direction to achieve uniform shade. The systems to achieve noise reduction coefficient not less than 0.9 NRC, so as to have an neat appearance as directed by the department offices. The cost includes, cost of material, cost of labour, scaffolding, transportation, conveyance, etc. complying to standard specification.

Providing and fixing Acoustic Wall Panelling (equivalent to Armstrong) in channelled wood works perforated panels of width 192mm, thickness of 15mm and length of 2400mm or as per required by the Departmental Engineer made of a high density fibre board with minimum 725 kg./m3 density substrate with a laminated facing as per the approved shade and finish and a melamine balancing layer on the reverse side. The boards shall have a special peforation pattern where the visible surface has a "Helmholtz" fluted perforation of 3mm width and 21mm of visible panel each. The edges of the panels shall be "tongue-and-grooved" to receive special clips for installation. The back of the perforated panel shall have sound absorbing non woven acoustical fleese having NRC of 0.52. The panels shall be mounted on special aluminium splines using clips provided by Armstrong and approved by the Engineer-in-Charge Installation: Install aluminium box section (provided by others) of section 50mm x 25mm or as approved by the Engineer-in-Charge on the solid wall horizontally using screws and plugs at spacing of 600mm centre to centre. Screw the aluminium extruded keel for channelled wood works provided by Armstrong over the lowest and second aluminium section at an on centre distance of 600mm. Place the inside clip on the groove end of the panel along the aluminium keel and then place the tongue end of the next panel. Continue installing rows of panels by inserting the tongue into groove of the earlier inserted panel and progressively installing inside clips into the next keel till the actual height is achieved. Finish off the edges using wooden moulding of matching colour (provided by others). Installation to be carried out by Armstrong Trained Installation Team and installation should be carried out as per Armstrong Recommended Procedure.

Supply and Fixing in Vertical Blinds (Premium) etc. complete and as directed by the departmental officers. The Vertical Blinds should got approved by the Executive Engineer before use on works.

Supplying and fixing of M.S.grill of approved design for grill gate, grill work to doors and windows openings ramp etc., using necessary mild steel flats for inner and outer members which should be fixed on edges including priming coat of best approved quality red oxide primer etc., complete complying with standard specification.

Supplying, laying and jointing UPVC pipes of approved quality and best variety conforming to BIS of the following dia including cutting, threading and fixing UPVC specials using PVC adhesives (but excluding cost of such specials) and fixing into wall with teak wood plugs, PVC clamps and screws making holes on the wall (or) drilling holes in the roof and making good the dismantled portion to original condition with necessary brick work / cement concrete and plastering neatly wherever necessary with necessary scaffolding charges upto 4 metre height above ground level, etc., complete complying with standard specifications. The UPVC pipes shall be got approved by Executive Engineer before use on works. (Above Ground Level) (Internal Water supply)

32mm dia UPVC pipe

25mm dia UPVC pipe

20mm dia UPVC pipe

Supplying and fixing in position first quality and approved variety of Gun metal Gate Valve / Wheel Valve with BIS make of the following dia including cost of shellac, thread balls, etc., complete complying with standard specifications (for both internal and external water supply arrangements). The valves to be used on work shall be got approved by the Executive Engineer before use on work.

32mm dia Gun Metal Gate Valve

25mm dia Gun Metal Wheel Valve

Supplying and fixing in position best quality and approved make Indian made White glazed earthernware wash hand basin of size 550 x 400mm (without pedestal) with a pair of cast iron brackets, including cost 15mm dia brass CP pillar tap, 32mm dia "B" class GI waste pipe with rubber plug and chain, 15mm dia GM wheel valve, 15mm brass nipple, 15mm dia nylone connection, 32mm dia CP brass waste coupling including fixing of wash basin using CI brackets on to the wall in position with TW plugs and screws, rubber washers, white lead and giving necessary water supply connection and painting the brackets with two coat of painting over a priming coat of anti-corrosive paint including testing for leakages etc., complete complying with standard specification and as directed by the departmental officers. (The wash hand basin and specials should be got approved by the Executive Engineer before use on works).

Supplying and fixing in position 15mm dia Screw Down Taps (heavy duty) of approved make conforming to BIS specifications and quality including cost of shellac, thread, etc., complete complying with standard specification and including cutting and threading wherever necessary. (Taps should be got approved by the Executive Engineer before use on the works)

Supplying and fixing approved best quality brass CP towel rail 600mm long and 20mm dia with brackets of same materials including cost of teak wood plugs and CP screws, etc., complete complying with standard specifications. (The tower rail should be got approved by Executive Engineer before use on works).

Supplying and fixing in position Indian make bevelled edge mirror of approved quality and brand PVC / Fibre Glass framed 600 x 450 x 5.5mm thick mirror, shelf type with hard board backing of approved colour fixed with brass screws, rawl plug, etc., complete complying with standard specification. (The mirror should be got approved by the Executive Engineer before use on woks)

Supplying and fixing PVC ventilating shaft of 110mm dia (having working pressure 4 kg. / sq.cm) with 3 metre height including cost of PVC cylindrical cowl of best approved quality etc., complete complying with standard specifications and as directed by the departmental officers.

Supplying and fixing in position best quality PVC soil / waste pipes of various dia having 6 kg / sq.cm. pressure BIS mark and providing leak proof joints using PVC adhesives including fixing to the wall with special PVC / MS clamp, teak wood plugs, brass screws, etc., and making connection to all sanitary fittings, dismantling masonry / RCC works wherever found necessary and making the good dismantled portion to the original condition, including testing for any leakages, etc., complete complying with standard specifications. (The PVC pipes should be got approved by the Executive Engineer before use on works). The rate for earth work excavation will be measured and paid separately in the cases where the pipe lines are proposed to laid below ground level

160mm dia PVC soil / waste pipe

110mm dia PVC soil / waste pipe

75mm dia PVC soil / waste pipe

Supplying and fixing in position of the following PVC specials best approved quality conforming to ISS and providing leak proof joints with PVC adhesive etc, including fixing to walls with necessary teak wood plugs screws etc. and giving connections to the PVC pipe dismantling the brick masonry RCC floor or roof slab and redoing the disturbed portion to original conditions etc. complete complying with standard specifications. (The PVC specials should be got approved from the Executive Engineer before use on works).

110mm dia PVC Door Elbow

110mm dia PVC Plain Bend

110mm dia PVC Door Tee

75mm dia PVC Door Elbow

75mm dia PVC Plain Bend

75mm dia PVC Door Tee

Supplying and fixing in positon Indian Water Closet (Oriya type) of size 580 x 440mm white glazed earthern ware of approved quality and brand with "P" or "S" trap conforming to BIS with sand cushion and forming flooring alround the closet using 40mm broken brick jelly in lime concrete 1:2:5 (One lime, Two M-sand and Five brick jelly) 100mm thick and finishing the top to the required slope and including giving necessary connection to PVC pipes (including the cost of 110mm dia PVC pipe for a length of 600mm) by dismantling brick masonry wall / reinforced cement concrete roof / floor slab and making good the dismantled portion to the original condition with leakages etc., complete complying with standard specifications and as directed by the departmental officers. (The water closet should be got approved by the Executive Engineer before use on works).

Supplying and fixing in position White Glazed Cascade Type Parryware / Hindware / Equivalent Floor Mounted European Water Closet of best quality and approved make with 100mm “P” or “S” trap connecting with CI pipe of 100mm dia / PVC pipe of 110mm dia, double flapped rigid PVC black seat and seat cover with CP brass hinges including cost of white cement, cement for packing, spun yarn, teak wood plugs, brass screws, etc., including supplying and fixing 10 litres capacity PVC / 12.5 litres capacity porcelin low level flushing tank with a pair of CI brackets, etc., complete with all fittings, such as, 15mm brass ball valve with polythene float with brass handle, union coupling connected by means of 40mm white PVC flush hand using indian adopter joint including all internal fittings, such as, 15mm bras connections, 15mm GM wheel valve, 15mm brass nipple (2 Nos.), 15mm nylon connection, TW plugs, screws and also giving necessary connection to the PVC pipe and painting the CI brackets with 2 coats of approved paint over one coat of red oxide primer, dismantling the masonry and re-doing the dismantled masonry to original condition, etc., complete complying with standard specifications. (The EWC and flushing tank with all accessories should be got approved by the Executive Engineer before use on works) with 10 litres capacity flushing tank with all internal dual flush fittings with normal seat cover

Supplying and fixing position CI Nahani Trap of the size 100x75mm with best stainless steel gratings of approved brand and quality, fixed over a bed of brick jelly lime concrete 1:2:5 (One part of lime, two part of M-sand and five part of 40mm gauge brick jelly) and finished with Cement Mortar 1:3 (One Cement, Three M-sand) including dismantling masonry works wherever found necessary and making good the dismantled portions to the original condition and giving connection to the CI / PVC pipes, etc., complete complying with standard specification. (The Nahani Trap should be got approved by the Executive Engineer before use on works)

Providing rain water harvesting recharge Perculation pit for a total depth of 1.95m,for which 0.45m depth in natural soil pit with 0.80m dia balance depth (well ring size of dia 0.90m and 0.30 depth) covered with RCC cover slab of 75m thick of 1.00m dia and thus the top of well ring kept 0.15m above the ground level, and filling the rechargepit with sand and 40mm for 0.30m depth and 1.05m depth respectively and balance depth of 0.60m is kept as freeboard for RCC percolation pit. the rate includes cost of all materials such as Rc well ring, Rc cover slab, 40mm HBS jelly sand at site of work and labour charges for fixing wellring, cover slab in position and filling sand and 40mm metal.

Drilling of Borewells anywhere in Tamilnadu including transportation from one place to another with in Tamilnadu in alluvial soil sedimentary strata of clay and sand stone shale pebbles boulders etc. By first taking a pilot bore of 140mm/150mm dia and then enlarging to required dia direct or reverse rotary mud circulation methord using rotary rigs fuel, labour for drilling bentonite and water required for drilling at site (Site will be shown by the TWAD Board Officers) including construction of mud pit.

Upto 60 m Depth ending below ground Level

From 60 m to 90 m Depth ending below ground Level

From 90 m to 120 m Depth ending below ground Level

From 120 m to 150 m Depth ending below ground Level

From 150 m to 180 m Depth ending below ground Level

Reaming from 140/150mm dia pilot bore to 300mm dia bore as directed by the Departmental Board Officers.

Upto 60 m Depth ending below ground Level

From 60 m to 90 m Depth ending below ground Level

From 90 m to 120 m Depth ending below ground Level

From 120 m to 150 m Depth ending below ground Level

From 150 m to 180 m Depth ending below ground Level

Supply of 160 mm PVC Special Blue casing pipe of best approved quality etc complete as directed by the departmental officers. The pipe should got approved by the Executive Engineer before use on works.

Supply of 160 mm PVC Special Blue Slotted casing pipe of best approved quality etc complete as directed by the departmental officers. The pipe should got approved by the Executive Engineer before use on works.

Labour charges for inserting PVC casing pipes assembly (with slots or without slots) in the drilled hole including the jointing the pipes with PVC couplers with cement paste etc., complete

Charges for developing the borewell with air compressor 300 CFM Capacity (minium 8 hrs) including transportation labour and fuel charges for compressor as directed by the Departmental Officers and condicting yeild test by 'V' Notch Method

Supplying and fixing 2 HP / 3 Phase, 9 Stage sub mergible pump of approved make and quality with ISI mark with necessary accssories and fixed with delivery pipe errected in the borewell with necessary clamp etc., with following additional accssories. 1 No of 3 Phase Star Delta Starter of 63 AMPS of approved quality and make with ISI mark. 1 No of 3 Phase 63 AMPS Main Switch of approved quality and make with ISI mark. 1 No of priventor of approved quality and make with ISI mark. 1 No of pannel board of required size with indicator fuse unit voltmeter with necessary provision toaccomodate the starter and mini starter etc. 1 No of capacitor with board as per standards of TNEB.

Supplying fixing and connecting of 4 sq.mm seathed 3 core cable wire for the sub-mergible motor from pannel board to sub-mergible pump including rope etc., complete.

Supplying and fixing 32mm dia HDPE pipe for sub-mergible pump in Bore well (class-5 1 MPa or 10 Kg / cm2 pressure) of best approved quality including welding wherever necessary etc., complete as directed by the Executive Engineer. The pipe should be got approved by the Executive Engineer before use on works.

Supplying, fixing of cylindrical vertical notational polythene water storage tank of 2000 litres capacity confirming to I S. 12701 / 96. the tank is meant for outer (or) indoor, use complete with removable hinged top locking arrangements and to make provision to fix with simply pipe lines necessary manhole with cover and including all PVC specials, plugs, screws, nails to fix the tank etc., and the tank should be fixed firmly as directed. The rate shall inclusive of all materials labour, conveyance, hoistings and fixing charges etc., ( The water tank should be got approved by the Executive Engineer before use on works)

Supplying and erecting in position of 250 liters capacity Industrial Model Reverse Osmosis Water-cum-Purifier to deliver Potable Water with World Health Organisation (WHO) Standards with following accessories. (a) MS Skid - 1 No., (b) Media 11054 No. Vessel with 20 nb Multiport Valve (with Media Pubble and Fine Sand and Activated Carbon Filling) set, (c) Feed Pump 0.50 HP – 1 No., (d) Vertical Pump 2-9, 2.00 HP / Single Phase – 1 No., (e) Membrane 40 x 40 filmtech (or) equilaents / Osmonic (USA) - 1 No. and Membrane Pressure Vessel 40 x 40 -1 No. & Pressure Gauge - 2 Nos., (f) Flow Meter - 1 No. 20” Filter with Housing - 1 No., Low Pressure Switch - 1 No., Level Switch - 1 No. & Necessary CPVC Pipes and Fittings. The system shall be provide with Two Panel Control System with necessary Stainless Valves and Fittings and Float Control etc. The rate should be inclusive of all civil works, wherever necessary to install the System in position and intact.

Providing Pre construction Anti termite treatment for the building including all chemicals as per standard specifications. Labour charges for preparing the areas for treatment spraying chemicals and other incidential charges etc., complete. The rate shall be inclusive of giving anti-termite treatment to the building for the following four stages including breaking the termite mounds making holes with crow bars at an intervel of 12"to a depth of 8" in the periphery of building and pouring chemicals etc., complete as per ISI 6313-1981 and. The antitermite chemicals used should have 0.5% concentration with 3L solution for the entire operation etc. as directed by the Engineer incharge and including cost of chemicals labour transportion etc, Stage:1 Spraying Anti-termite treatement chemicals solution for the foundation before laying the foundation concrete bottom and sides of the foundation. Stage:2 Spraying anti-termite chemicals solution to the grade beams level spraying has to be done for the grade beams brick masonry in the superstructure in contact with back fill earth. Stage:3 Spraying anti-termite chemicals solution on sand for the flooring before laying the flooring concrete. The treatment has to be carried out on the sand filling the basement after leveling operation is over. Stage:4 Spraying anti-termite chemicals solution around the building outside of the building by making crow bar holes at an intervel of 12" to a depth of 8" around the building before laying the plinth projection. This holes has to be be closed after the treatment.

L.THEERTHALINGAM (BID ID -1222474)

R Sarulatha (BID ID -1222489)