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.

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 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.

Cement concrete 1:5:10 (one cement five sand and ten hard broken stone) using 40mm size / ISS hard granite broken stone jelly for foundation and floooring including dewatering if found necessary and laid in layers of notmore than 15cm thick 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.

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 surface such as RCC floor slabs, roof slabs, rectangular beams, Tee beams, Ell beams, lintels, landing slabs, waist slabs, canopy slabs etc.

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

Providing and laying 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).

For Foundation and 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).

Construction of Brick work in cement mortar 1:3 (One cement and three sand) using using best quality II class Ground moulded chamber burnt bricks of size 9" x 43/8"x 2 3/4" in for foundation andbasement and super structure, complying withstandard specification including curingetc complete as directed by the departmental officers.

For Foundation and Basement

Construction of Brick work in cement mortar 1:6 (One cement and six sand) using using best quality II class Ground moulded chamber burnt bricks of size 9" x 43/8"x 2 3/4" in for foundation andbasement and super structure, complying withstandard specification including curingetc complete as directed by the departmental officers.

For Foundation and Basement

S.S. in Ground Floor

Construction of 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 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).

S.S. in Ground floor (11.50cm)

Finishing with combination mortar 1:1:6 ( Cement, lime and sand ) 20 mm thick in all floors including grinding, mixing, curring etc., complete complying with standard specifications.

Paving the floor with best quality Double Charged Vetrified 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).

Paving the floor with best approved quality fine polished Kota stone slabs of size 600 x 600 below of 18 / 20mm with machine cut edges and matching marble slab not less than 100mm width other than Adanga Marbles as border laid over a cement mortar bed of 20mm thick using cement mortar 1:3 (One cement and three sand) fixing the slabs in true right angles with minimum possible width of joints and pointing the joints with white cement mixed with mathcing colouring pigments and polishing with floor polisher to a high degree of finish etc., The kota stone slabs and other materials to be used shall be got approved by the Executive Engineer concerned before use on work, etc., complete as per standard speicification.

Flooring with following 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)

Self designed colour ceramic tiles

Dadooing walls with following best approved quality, white / colour glazed tiles of following sizes set in Cement Mortar 1:2 (One Cement and Two sand) 10mm thick and pointing the joints with white cement mixed with colouring pigments at the rate of 0.40 Kg. / sq.m. neatly in all floors, curing, etc., complying with standard specification and as directed by the departmental officers.

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

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.

Special ceiling 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 in position white colour glazed European Water Closet of best quality and approved make with 100 mm "P" or "S" trap connecting with 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., 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 of best quality and approved make of white colour (without Pedestal) wash hand basin of size 550x 400 mm necessary cast iron bracket 15mm dia chromium plated pillar tap 32mm dia 'B' class G.I. Waste pipe 32mm chromium plated brass waste coupling with rubber plug and chain 15mm dia nylon connection etc. complete including fixing the wash hand basin in position including cost of teak wood plugs screws rubber washer, white lead and giving water supply connection, testing for leakage etc. complete complying with standard specification. (The wash hand basin should be got approved by the Executive Engineer before use on work).

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 specifications and including cutting and threading wherever necessary. (Taps should be got approved by the Executive Engineer before use on works).

Supplying, laying and jointing UPVC 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. (Above Ground Level).

25mm dia AGL (IWS)

20mm dia AGL (IWS)

32mm dia BGL (IWS)

Supplying UPVC 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 proving leak proof joints using PVC adhesives including fixing to the walls with special PVC / MS clamp, teak wood plugs, brass screws, etc, and making connection to all sanitary fittings, dismantling masonry / RCC works whereever found necessary and making the good dismand 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. as directed by the departmental officers (The PVC specials 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

75mm dia

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).

110mm dia PVC Tee

110mm dia PVC Plain Elbow

110mm dia PVC Bend

75mm dia PVC Tee

75mm dia PVC Plain Elbow

110mm 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

Supplying and fixing in position powder coated 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.

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.

Single Leaf

Supplying and fixing the 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 track sliding window

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.

Supplying and fixing M.S.Grills for Gate of approved design for open countryard, grill, grill work to doors and window openings etc. using necessary mild steel flats for inner and outer members which should be fixed on edges including cutting the members, welding, grining, one coat of priming coat using best approved quality red oxide primer, dismantling of walls / concrete if necessary, fixing and finishign the dismantled portion to oringinal condition etc. complete complying with standard specification as directed by departmental officers.

Supplying and painting the walls with two coats of oil bound distemper over one coat of water based cement primer including cost for distemper, primer, cleaning and scrapping the walls, rendering the walls smooth with necessary putty, brushes, scaffolding arrangements, labour charges, etc., as per standard specification. (The colour and shade of the distemper shall be got approved by the Executive Engineer before use of work).

Supplying and painting the walls with two coats of cement paint as instructed by the departmental officers including preparation of surface curing, etc., complete in all floors complying with standard specifications (The colour and shade of the cement paint shall be got approved by the Executive Engineer before use of work).

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

Drilling of borewells any where in Kancheepuram and Tiruvallur district including transportation from one place to another in alluvial soil sedimentary strata of clay and sand stone, shale pebbles, boulders,etc. byfirst taking a pilotbore of 140/150/200mm dia and theenlarging to required diaby direct or reverse rotarymud circulation method, usingfuel, labour drilling andwater required for drilling at the siteshown by theofficers including construction of mud pit (water available within a lead of 1.5KM) etc.complete and as directed by the departmental officers. upto 60m

Borewell 0 to 60m

Reaming from 140/200mm dia pilot bore to 300mm diabore asdirected by the departmental officers.upto 6M depthending below Ground level.

Borewell 0 to 60m

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.

Without slot

With slot

Labour charges for inserting 165mm dia PVC casing pipes assemble (with slots or without slots) in the drilled hole including jointing the pipes with PVC coupler and with cement paste etc. complete as directed by the departmental oficers and supporting and packing the annular space with pebbles of size and quality is approved by the Executive Engineer. The conveyance charges to work site to be borne by the contractor.

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

Renewing and refixing in position of 2HP/3 phase of approved brand Submersible Pump with accessories of starter, Main Switch, Panel Board etc. complete to suit the need (The pump set should be got approved by the EE before supply)

Renewing and refixing of PVC water tank 500 litres 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 in position PVC end Cape for bore well of 160mm dia etc, and as directed by the departmental officers.

Renewing and refixing of HDPE Hose of 40mm dia for Submersible pump including fixing etc complete complying with standard specification and as directed by the departmental officers.

Renewing the run of 2 of 7/20 PVC sheathed Aluminium cable with polythene wire 10 gauge stay wire etc complete complying with standard specification and as directed by the departmental offices.

L.THEERTHALINGAM