civil work

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.

Supplying and filling in foundation, basement, etc with Crushed Stone sand filling 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 in foundation, basement, etc with Stone Dust 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.

Cement Concrete 1:5:10 (One Cement, Five sand and Ten hard broken stone jelly) using 40 mm gauge hard broken granite stone jelly for foundation 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.

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 steel centering for sides and soffits including supports and strutting upto 3.29m height for plane surfaces such as RCC floor slab, roof slab, rectangular, square tee or ell beams, lintels, staircase, waist slab, landing slab, landing beam, portico slab, portico beams in all floors with all cross bracings using mild steel sheets of size 90cmX60cm and 10 gauge stiffened with welded mild steel angles of sizes 25mmX25mmX3mm for boarding laid over silver oak joists of size 10x6.5cm spaced at about 90cm centre to centre suppported by casurina props 10cm to 13cm dia spaced at 75cm centre to centre etc. complete complying with standard specification and as directed by the departmental officers.

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.

Providing in position, Standardised Concrete Mix M-20 Grade in accordance with IS 456-2000, using 20mm and down graded hard broken granite store jelly for all RCC items of works with minimum cement content of 325 kg/m3 and maximum water cement ration of 0.55, including admixture (plasticiser/Super plasticiser) in recommended proportions as per IS: 9103 to accelerate, retard setting of concrete, improveworkability 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 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 and bearing surfaces of walls, beams 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 mateials).

In Foundation & Basement

S.S. in Ground Floor

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. and as directed by the departmental officers. (Contractor has to make his own arrangements for the supply of steel and binding wire).

Brick work in following Cement Mortar 1:5 (one cement and five sand) using best quality of Second Class Ground Moulded Chamber Burnt Bricks 9" x 4-3/8" x 2-3/4" for foundation and basement including curing, etc., complete complying with standard specifiction.

In Foundation & Basement

Brick work in following Cement Mortar 1:6 (one cement and six sand) using best quality of Second Class Ground Moulded Chamber Burnt Bricks 9" x 4-3/8" x 2-3/4" for foundation and basement including curing, etc., complete complying with standard specifiction.

S.S. in Ground Floor

Brick partition walls of 11.50cm thickness using best quality II Class Ground Chamber Burnt Bricks of size 9" x 4-3/8" x 2-3/4" in Cement Mortar 1:3 (One Cement and Three 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).

In Ground Floor

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 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 Self Designed Colour Ceramic Tiles of size 305 x 305 x 6 mm laid over 20 mm thick cement mortar 1:3 (One Cement and Three 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 got approved by Executive Engineer before use on works).

Dadooing walls with Colour designed digital print ceramic tiles, with borders, with following size 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).

Dadooing with printed design colour glazed tiles of size 300mm x 200mm x 6mm

Paving the floor with Cement based Hydraulically pressed Anti skid tiles (pattern design) - 20 mm thick (Required shape and design) of 20mm thick of approved quality and colour laid in Cement Mortar 1:3 (One Cement and Three 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 with Cement Mortar 1:5 (One cement and Five sand), 12mm thick 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 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 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 sand paper (water proof abrasive sheet) cost of putty blade, labour charges for grinding the joints and 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 and finishing the exposed surface of all RCC items of work such as slabs, beams, sunshades, facia, canopy slab, staircase waist slab, landing slab etc., with Cement Mortar 1:3 (One Cement and Three Sand) 10mm thick including hacking the surfaces, providing cement mortar nosing, beading for sunshades, staircases, steps, landing slabs and curing, etc., in all floors complying with standard specification and as directed by the departmental officers.

Plastering with Cement Mortar 1:3 (One Cement and Three Sand) 20mm thick mixed with water proofing compound conforming to BIS at 2% by weight of cement used including finsihing, curing, etc., complete in all floors complying with standard specification and as directed by the departmental officers.

Supplying and fixing fine polished cuddapah slab of following thickness for cup-board arrangements including laying to correct alignment with necessary cement mortar and black powder etc, complete complying with standard specification and as direct. 38/40mm thick.

Supplying and fixing in position white / colour glazed European Water Closet of best quality and approved make with 100 mm "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 brass 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 including cost of 600mm length of 110mm dia 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 wiht all accessories should be got approved by the Executive Enginer before use on works)

Supplying and fixing in position best quality and approved make Indian made white / colour glazed earthernware wash hand basin of size 550 x 400mm (with pedestal / 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 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 approved best quality aluminium anodised 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 best approved best quality brass CP soap tray of size 150 x 150mm including cost of teak wood plugs, brass screws, etc., complete complying with standard specifications. (The soap tray should be got approved by Executive Engineer before use on works).

Supplying and fixing in position 15mm dia brass CP screw down tap / Pillar tap (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, laying and jointing PVC pipes (having working pressure 10 kg. / sq.cm) of approved quality and best variety conforming to BIS of the following dia including cutting, threading and fixing PVC 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, etc., complete complying with standard specifications. The PVC pipes shall be got approved by Executive Engineer before use on works.

25mm dia PVC Pipe (AGL)

20mm dia PVC Pipe (AGL)

32mm dia PVC Pipe (BGL)

Supplying PVC Specials (with working pressure 10 kg. / sq.cm.) in water supply arrangements (both in internal and external water supply arrangements.

32mm dia PVC Tee

32mm dia PVC Elbow

32mm dia PVC Bend

32x25mm Reducer

25mm dia PVC Tee

25mm dia PVC Elbow

25mm dia PVC Bend

25x20mm Reducer

20mm dia PVC Tee

20mm dia PVC Elbow

20mm dia PVC Bend

20x15mm Reducer

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

110mm dia PVC pipe

75mm dia PVC pipe

Supplying and fixing in position PVC specials of the following dia and types of approved quality confirming to BIS and providing leak proof joints including fixing to the walls and giving connection to the PVC soil stacks, dismantling the masonry or RCC works and re-doing the dismantled portion to original condition etc., complete complying with standard specifications. (The PVC specials should be got approved by the Executive Engineer before use on works).

110 dia PVC Tee

110mm dia PVC Elbow

110mm dia PVC Bend

75mm dia PVC Tee

75mm dia PVC Elbow

75mm dia PVC Bend

Supplying, laying and jointing glazed stone ware pipes of the following dia of approved quality with spigot and socket ends and fixing them in dry condition using spun yarn and cement including petty masonry shoring and strutting wherever found necessary and laying the pipe line in the alignment at the specified gradient and testing with necessary tools and plants, etc., and re-filling the trench with excavated earth and levelling the ground etc., complete complying with standard specifications. (Earth work excavation, re-filling with excavated earth will be measured and paid separately).

100mm dia stoneware pipe (cement joint)

CRCA pressed steel Box section 18 Gauge or 1.25mm thick for Door frames including providing holes and fixing wooden blocks for fixing furniture and fittings With powder coated primer

Supplying and fixing door shutter of medium density fibre board of exterior grade and pre-laminated (on both side) 35mm thick confirmingto ISI 12406 / 1989 with 35x12mm T.W. lipping on alledges with necessary adhesive and CP screwscomplying with standard specification. The rate isinclusive of best quality varnish over a coat of bees waxing, suppling and fixing suitable wind appliancesetc. complete. Rate shall be inclusive of ost of allmaterials and labour charges for fixing the shutterswith RCC frames etc. complete. including cost of furniture fittings) The sample of materials and fittingsshould be got approved by the Exe.Engr. before useon works.

Solid PVC door shutters using 19 Gauge 19mm MS square tubes for styles and outer frames. 15mm MS square tubes for top, lock and bottom rails. The steel tubes shall be covered with 5mm thick solid PVC sheets. Shutter using 5mm thick solid PVC sheets for panelling shall rigidly fixed in position including necessary furniture and fittings. The over all size of styles shall be 50mm x 30mm. The over all size of top rail, Lock rail and bottom rail shall be 75mm x 30mm. The over all size of frames shall be 50mm x 45mm, with suitable rabate for housing the shutter.

Supplying, fabricating and fixing in position anodised aluminium natural colour matt finish sliding window in all floors with sliding arrangements and gutter arrangement so as to drain the water entering and made with extruded aluminium section of the sizes given below with necessary acessories such as rubber beading. best quality runner, lock, handle supplying and fixing 4mm thick plain glass including cost of all materials, labour power consumption required for fabrication, drilling holes in RCC column/ floor slab/masonry wall wherever necessary with power drills to the required extent and made same to original condition after fixing etc.,complete. The aluminium sections are to be anodized with matt finish under electrically controlled condition in accoradance with ISI 1868/1962 specification for an average anodic film thickness of not less than 15 microns All aluminium sections and furniture fittings should be got approved by the Engineer-in-charge before use on works.

Two Leaves

Fabrication supply and fixing in position of aluminium natural colour matt finish louvered ventilator in all floors made with extruded aluminium section of following size with necessary accessories such as rubber beading, best quality of handle including supplying and fixing of 4 mm thick plain glass including cost of all materials, labour power consumption required for fabrication drilling holes in RCC column/floor slab/ masonry wall wherever necessary with power drills to the required extent and making good to the original condition after fixing etc., and as directed by the departmental officers etc. complete. The aluminium frames to be anodised under electrically controlled condition in accordance with ISI 1868/ 1962 specification for an average anodic film thickness of not less 15 microns and all the materials should be got approved by the Executive Engineer before use on work. Outer frame alround section of size 62x38x2mm @ 1.174 kg/ m vertical louvered section of size 60x30x4mm @ 1.27 kg/m and aluminium clips of size 19.05x10.27/11.05x1.20mm @ 0.169 kg/m.

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.

White washing two coats with freshly burnt white shell lime in all floors including cost of lime, blue powder fevicol type gum, brushes, scaffolding charges, etc., complete complying with standard specification and as directed.

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 two coats of newly plastered wall surface with ready mixed Exterior 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 including cost of priming coat etc., complete complying with standard specification and as directed by the departmental officers. (The make, quality and colour of paint should be got approved by the Executive Engineer before use on works)

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 140 mm/150mm dia and then enlarging to required dia direct or reverse rotary mud circulation method using rotary rigs, fuel, labour and 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

Reaming from 150mm/300mm dia pilot bore to 300mm dia bore as directed by the departmental officers upto 6m depth ending below GL

Upto 60 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 150mm PVC Casing pipes assembly (with slots or without slots) in the drilled hole including jointing the pipes with PVC Couplers with Cement paste etc., complete, supply and packing the annular space with pebbles of size and quality as approved by the executive engineers of TWAD Board.

Charges for developing the borewell for entire depth with suitable air compressor of 300RPM capacity (minimum 8hrs) including transportation labour and fuel charges for compressor and directed by the departmental officers and conducting yield test by 'V' notch method.

Supplying and fixing of 2 HP of approved brand Submersible Pump with accessories of starter, Main Switch, Panel Board etc. complete to suit the need. (The pump ste should be got approved by the EE before supply).

Supplying and fixing of PVC water tank of 1000 litres capacity of ISI brand of approved quality and including cost of materials trasportation to site and necessary Brick work and Plastering for embedding the water tank, the Brick work and plastering measured and paid seperately to the relevant items as directed by the departmental officers.

Supplying and fixing the P.V.C. end cap of 160 mm dia at the end of P.V.C. casing pipe etc., complete complying with standard specification. The bore cap should be got approved by the Executive Engineer before use on works.

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.

Supply, laying and run of 2 of 7/20 PVC sheathed Aluminium cable with polythene wire 10 gauge stay wire etc., complete as directed by the departmental officers.

Plain Cement Concrete 1:2:4 (one cement, two sand and four hard broken stone jelly) using 20mm jelly for wearing coat including laying, compacting, finishing and curing, etc., complete as per standard specificatins and as directed by the departmental officers.

Sub Total Amount for above all items (excluding GST)

GST 18% for above SubTotal Amount

B JOTHEESWARAN (BID ID -1217142)