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 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) 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 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 1:6 (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 (7cm)

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).

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.

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. 20/30mm thick.

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.

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 laying hydraulic pressed monolithic natural grey colour cement concrete inter locking paver block of 63mm thick, in cement concrete 1:2:4 (one cement, two sand, four aggregate) using difference design and with stand for pressure of 150 - 200 kg/m2 over the existing sand cushion by using earth rambers and also vibratting the concrete blocks often laying using plate vibrators etc, complete as directed by the departmental officers.

Supplying and fixing of the Three Seater waiting area visitor reception stainless steel Chairs with chrome finish of length 70 inches, width 26 inches and height 31 inches. The chair should have 325-350kg wight handling capacity with shining silver color and 6 month of warranty.

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. (Above Ground Level)

32mm dia AGL (IWS)

25mm dia AGL (IWS)

20mm dia AGL (IWS)

Supplying and fixing PVC rain water down fall pipes with new best approved of BIS quality PVC rain water down fall pipes having a pressure of 4 kg. / 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.

110mm dia

Providing rain water recharging collection pit having a size of 900mm dia to a total height of 1200mm is 150mm above ground level and 1050mm below ground level with necessary augar bore of 300mm dia to a depth of 3000mm from bottom level of collection pit and filled with 20mm HBG stone jelly inside of augar bore. The sides of collection pit provided with RCC Well ring of inner size of 900mm x 300mm x 50mm with 6mm reinforcement on both direction at 200 mm c/c using RCC 1:1/2:3 (one cement, one and half sand and three HBG jelly). The top of collection pit is finished with 50mm thick cover slab, The collection pit is filled with course river sand at top, 20mm HBG stone jelly at middle and 40mm HBG stone jelly at bottom of a depth of 300mm, 450mm and 450mm respectively. The rate is including the cost of RCC well ring and filling materials, RCC cover slab, drilling hole and labour charges for erecting the well ring etc., and as directed by the departmental officers.

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.

UPVC Window Specification: 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.

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 by the departmental officers.

Painting two coats of old plastered wall surface with ready mixed plastic Interior emulsion paint of first class quality and of approved colour over a primer 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 one coat of red oxide priming coat in all floors including 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.)

Renewing and refixing the GYP BOARD using perforated sheets 10mm thick FALSE CELING and fixing with a new Gyp Board false ceiling which includes shaped GI channels of size 25x25x0.50 mm thick suspended from ceilling at 1.2 m both longitudinal and cross vertical support and fixing shaped GI channels of size 50x30 x0.50 mm and 150x10x0.50 mm thick at 0.60m centre longitudinal and cross difrection for vertical supports and fixing U shaped GI channels of size 50x30x0.50 mm thick and 50 x10x0.50 mm thick at 0.60 m centre to centre in cross direction and respectively forhorizantal supports of zig-zag pattern and fixing of Gyp board in the panel provided in the desing pattern given and sprating the standard spection and as directed by the departmental officers. The rate shall be inclusive of finishing the edges and wall junctions with suitable lipping and cornice arrangements.

Supply and fixing of 1200mm (48") AC ceiling fan complete with stepped electronic 300W regulator with 300mm down rod on the existing clamp. (SD-110).

Supplying and fixing of single box type 4'36W Flu. fitting complete with electronic ballast with TW round blocks on wall or ceiling with flu tube with PVC unsheathed copper leads from terminals to the fitting (SD-87).

Wiring with 2 x 1.5 sq.mm. (22 / 0.3) PVC insulated single core unsheathed copper conductor of 1100V grade in suitable PVC rigid pipe concealed in wall and ceiling with PVC accessoires in flush with wall with 3mm thick hylum sheet cover with TW switch box and 5A FT switch and making good of the concealed portion with suitable colour for PVC concealed light / fan Point (for electronic regulator) (5 points per coil)(SD-25).

LAKSHMINARAYANAN K