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 and as directed by the departmental officers.

Supplying and filling in foundation, basement, etc with filling m-sand 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.

Refilling with excavated earth other than sand with an initial head load of 100 mts. and depositing the earth as shown by the departmental officers in layers of not more than 15 cm thick well rammed, watered and consolidated etc. complete complying with standard specification and as directed by the departmental officers.

Supplying and filling Crushed Stone dust in foundation and basement with filling sand in layers of not more than 15cm thick well rammed watered and compacted - 1m3 etc., complete complying with standard specification.

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 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 and as directed by the departmental officers.

Brick work in Cement Mortar 1:5 [ one cement and five m-sand] using best qualityII Class Ground Moulded Chamber Burnt Bricks of size 9" x 43/8" x 23/4" for foundation and basement including curing, etc. complete complying with standard specification and as directed by the departmental officers.

In Foundation and Basement

Brick work in Cement Mortar 1:6 [ one cement and six m-sand] using best qualityII Class Ground Moulded Chamber Burnt Bricks of size 9" x 43/8" x 23/4" for foundation and basement including curing, etc. complete complying with standard specification and as directed by the departmental officers.

For foundation and basement

In ground floor

In First floor

In Second Floor

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.

Providing additional strutting to centering of RCC slabs of plain surface for every additional 1.0 metre height or part thereof but not less than 30 cm, over the initial 3.00 metre height from floor level using casurina props of 10cm to 13cm dia including cross bracing etc., complete complying with standard specification and as directed by the department officers.

Providing and laying in position, standardised concrete Mix M-20 Grade in accordance with IS 456 using 20mm and down graded hard broken granite stone jelly for all RCC items of works with minimum cement content of 325 kg/m3 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 crushed stone 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).

In foundation and basement

In Ground floor

In First floor

In Second Floor

Cement Concrete 1:2:4 (One Cement, Two sand and Four hard broken stone jelly) using 20 mm gauge hard broken granite stone jelly for all RCC items of works excluding cost of reinforcement grill and fabricating charges, centering and shuttering but 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. shall be finished smooth with Cement Mortar 1:3 (One Cement and Three Sand) and kraft paper laid over it without claiming extra, etc., complete complying with standard specification and as directed by the departmental officers

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)

Brick partition walls of 11.50cm thickness using best quality II class table moulded chamber burnt bricks of size 9" x 4-3/8" x 2-3/4" in Cement Mortar 1:3 (One Cement and Three crushed stone 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

In First Floor

Paving the floor with best approved quality fine polished Kota stone slabs of size 600 x 600 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 m-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 complying with standard specification and as directed by the departmental officers.

Paving the floor with pre-polished concrete anti-skid step tiles (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)

Weathering course in brick jelly lime concrete using broken brick jelly of size 20mm uniform gauge in pure slaked lime (no m-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

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 directed by the departmental officers.

Supplying and fixing in position steel balustrades using 20mm square rods spaced at 150mm centre to centre so that the two balustrades in each step shall be placed centrally and the top of balustrades connected with the hand rails (cost of hand rail shall be measured and paid separately) by means of MS flats of size 40mm x 6mm in the groove 40mm x 6mm provided at the bottom of hand rail; the bottom of balustrades shall be fixed on to the top of step concrete. An additional MS flat of size 50mm x 6mm shall be provided at the centre of balustrades connecting all square rods to the entire length including cost of square rods, flat and applying one coat of red oxide primer to the iron surfaces, etc., complete complying with standard specification and as directed by the departmental officers.

Supplying and fixing 40mm dia GI pipe for staircase hand rail including labour charges for cutting, welding and fixing with MS flats (excluding cost of flat), etc. complete complying with standard specification and as directed by the departmental officers.

Supplying, and fixing M.S. GRILLS for open courtyard grill, grill work to doors, windows and ventilators etc, using necessary flats for inner and outer members which should be fixed or welded to masonry or column including necessary dismantling or making holes and redoing the same to original condition as directed by the departmental officers inclusive of cost of providing one coat of best quality red oxide primer etc., complete complying with standard specification and as directed by the departmental officers.

Manufacturing, supplying and fixing of steel doors with following specification. MS Angle of size 40 x 40 x 6 mm at 3.5 Kg/m used for outer frame and MS Angle of size 35 x 35 x 5 mm at 2.6 Kg/m for the shutter frame. Stiffeners with 32 x 6 mm at 1.5 Kg/m MS Flat is provided as the lock rail of the door and welded intact on both ends to the shutter frame. 18 GCR Sheets of best qulaity is laid as panel in the shutter frames. 18 x 5 mm at 0.70 Kg/m MS Flat is welded over the 32 x 6 mm at 1.50 Kg/m MS Flat on the rear side of the door, m-sand witching teh CR Sheet for rigidity. Additional stiffeners with 18 x 5 mm at 0.7 Kg/m MS Flats are provided diagonally on the rear side of the shutter. Two nos of hinges in case of single leaf and four nos of hinges in case of double leaf shutters is provided. Six nos. of hold fasts 200 mm length spliced at the ends are welded to the outer frame of the door, tower bolt two nos, one at the top and the other at bottom are provided. One aldrop is provided in case of double leaf door at lock rail section of the door, one rotating locking arrangements for the inner side of the door and additional provision for locking arranements for lock is provided on the rear side of the door at an appropriate place in case of a double leaf door. MS Flat 3 x 4 mm at 1.10 Kg/m is provided on the edge of the one shutter to canceal the gap between the two shutters. A tie bar is provided at the bottom of the outer frame to prevent twisting of the frame during transportation and fixing. All members are given one coat of red oxide primer as directed by the departmental officers. The rate includes cost of all materials, labour charges, transportation, taxes and all other incidental charges, etc.,

Double leaf door

Single leaf door

Manufacturing, supplying and fixing in position of Steel Windows with the following specifications. Outer frames of Windows made of 'Z' Section F7D of size 33 x 25 x 3 mm at 1.419 Kg/m and mullion 'O' Section (F4B) of size 46 x 25 x 3 mm at 2.28 Kg/m and shutter section of made of F7D of 33 x 25 x 3 mm at 1.419 Kg/m as specified in IS 7452/1990. Each openable shutter should not exceed a width of 600 mm to enable separate operations and easy maintenance. The panel of the shutter to be covered with 18 Gauge cold rolled sheet of superior quality and welded intact withshutter frames. Horizontal stiffeners using 18 x 5 mm MS Flat at 0.70 kG/M at 3 Nos for each shutters and additional diagonal stiffeners of the same MS Flats at all the four corners of each shutters to the suitable length welded to the shutters, for holding the CR sheets in position firmly Two numbers of sturdy hinges and one number of handle-cum-latch of special type made with 18 x 5 mm MS Flats are revetted to the shutters at an appropriate height in window, suitable opening in left for its easy operation. A stopper square rod for handle is provided in the mullion section at suitable place to catch the window handle. Each window shutter having an adjustable position stay maeout of 18 x 5 mm at 0.70 Kg/m MS Flat oflength 320 mm with three adjustable position. A matching peg is provided in the outer frame fo the window at suitable place. Four Nos. of hold fasts of 10 mm length spllced at the ends are welded to the outer frame of the window by using MS Flat of 18 x 5 mm at 0.70 Kg/m, welded to the shutter at two place equivalent from each other from top and bottom of the shutter.

Four Leaves

Fabricating, Supplying abnd fixing of MILD STEEL WINDOW CUM EMERGENCY DOOR for mergency exist with top window portion grill with MS shutter openable type upto sill portion covered with MS sheet using section of 30 X 29 X 5mm thick of door frame The shutter shall be made out of F6 section of size 29 X 29 X 5mm with necessary stiffner shall be 25 X 25 X 25mm outer frame covered with MS sheet. Shutter shall be fixed to the frame of means hinges with necessary tower bolt, aldrop etc., Bottom 1 /3 of door covered with 18gauge MS sheet shall be welded upto sill level of outer frame. The Emergency door will be given one coat of Zinc Chrome yellow primer etc., complete complying with standard specification [ Double Leaf Door with Double Leaf shutter]

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 departmental Officers )including construction of mud pit.

Upto 60 m Depth ending below ground level

From 60 m upto 90 m Depth ending from ground level

Reaming 140/150 mm dia pilot bore to 300mm dia bore as directed by the departmental officers.

Upto 60 m Depth ending below ground level

From 60 m upto 90 m Depth ending from ground level

Supplying and delivery of unplasticised palin PVC casing pipe of the following diameter with screened and socket ends as per IS 12818/2010 and assended from time to time to suit bore well upto 80m depth (CS) for delivery at site of work with ISI making including loading unloading ant transportation insurance etc complete.(without slot)

Supplying and delivery of unplasticised ribbed screen PVC casing pipe of the following diameter with screened and socket ends as per IS 12818/2010 and assended from time to time to suit bore well upto 80m depth (RS) for delivery at site of work with ISI making including loading unloading and transportation insurance etc complete (with slot)

Labour Charges for inserting 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.

Charges for developing the Borewell with air compressor of 600 CFM capacity (Minimum 8 Hours) including transportation, labour and fuel charges for compressor as directed by departmental Officers and conducting yield test by 'V' notch method

Supplying fixing of 2HP Submersible motor with all accessries like 3 phase panel board including labour charges, starter,cable etc complete complying with standard specification and as directed by the departmental officers

Supplying fixing of water proof 3 core 2.5 sqm flat P.V.C insulated copper cable for submersible pumpset in the borewell including fixing and fying with copper wire and clamping water pipe etc, complete.complying with standard specification and as directed by the departmental officers

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 and fixing of 1000 litres capacity PVC tank of approved quality and brand including fixing in position etc., complete complying with standard specification and as directed by the departmental officers.

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 UPVC pipes (UPVC used for commercial applications operate and designed to handle higher water pressure ) of approved quality and best variety conforming to BIS of the following dia including cutting, threading and fixing UPVC specials using UPVC adhesives (but excluding cost of such specials) and fixing into wall with teak wood plugs, UPVC 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 UPVC pipes shall be got approved by Executive Engineer before use on works.

25mm dia

20mm dia

Plastering with Cement Mortar 1:5 (One cement and Five m-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 m-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

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

Supply and Installation of Ceramic writing Board of size 3.60m x 1.20m made on steel core the long lasting porcelain is fused at temperatures up to 800 c. with this process a scratch and stain resistant surface is created and becomes smooth and erasing free of "Ghost lines" virtually maintenance free, this chalk board never acquires. "chalking in" and total cleaning is accomplished with clear water the writing surface will not crack peel even when solvents are use to remove crayon, paint or other foreign substances highly versatile, the entire writing area can become a display board with the help of magnetic buttons. The boards are made of 0.4mm ceramic on steel writing surface 9mm MDF, 0.2mm, GI sheet. The above three materials sandwiched with rubber based.

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.)

Providing Antitermit treatment for the construction of building all chemicals as per standard specifications including labour charges for preparing the area for treatment spraying chemicals others incidental charges etc., complete complying with standard specification and as directed by the departmental officers.

Supply and fixing of stored pressure ABC (Mono Ammonium Phospate) Powder Type Fire Extinguisher of 6 kg. capacity as per IS 15683 with pressure gauge, discharge hose & control nozzie, wall mounting bracket, safety clip etc., ncluding conveyance, all incidental charges, necessary scaffolding and re-doing the dismantled portions to its original condition whererver found necessary etc complete as per standard specification and as directed by the Departmental Officers. Make: EXCELLENT/ SAFETY FIRST / EQUIVALENT.

Supplying and fixing in position 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 and as directed by the departmental officers.

110mm dia

Supplying and fixing 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 0.75m 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 as dircted by the departmental officers.

GST at 18%

BHARATHI (BID ID -1188052)