Construction Of Two Class Room Building in PUM School atPachapalayam H/O Perurchettipalayam

Amount

Construction Of Two Class RoomBuilding PUM School atPachapalayam H/Operurchettiplayam(RBIOCGS2025-26)

Earth work excavation for foundation (for narrow excavation) in allsoils and sub-soils and to full depth as may be directed except inrock requiring blasting inclusive of shoring shuttering, bailing outwater wherever necessary and depositing the surplus earth withinthe compound in places shown by the departmental officers withan initial lead of 10 mts and initial lift of 2 mts. and clearing andlevelling the site, etc., complete complying with standardspecification.

Supplying and filling in foundation, basement, etc with filling Sandin layers of not more than 15 cm thick well watered, rammed andconsolidated etc. complete complying with standard specificationand as directed by the departmental officers.

Cement Concrete 1:4:8 (One Cement, Four sand and eight hardbroken stone jelly) using 40 mm gauge hard broken granite stonejelly for foundation including dewatering wherever necessary andlaid in layers of not more than 15 cm thick, well rammed,consolidated and curing etc. complete complying with standardspecification for 10 cum.

Refilling the basement with excavated earth other than sandcomplying the Standard specification etc complete

Collection and supply of gritty gravel from approved quarryincluding cost and conveyance of all materials to site including alllabour charges for filling etc.complete,

Supplying and erecting centering shuttering including necessarysupports for plane surface in foundation and basement and in allfloors for R C C column footing column plinth beam, beams, roofslabs, staircase steps, bed blocks, critical pier etc using mild steelsheets of size 90 x 60 cm and 10 guage stiffened, welded withmild steel angles of size 25mmx25mmx3mm for boarding laidover silver oak (country wood) scantlings of size 10cm x 6.5cmspaced of about 90cm centre to centre and supported by casurinaprops of 10cm to 13cm dia spaced at 75cm centre to centrecomplete complying with standard specifications and as directedby departmental officers including conveyance of all materials tosite and proper centering etc complete. (BELOW GROUNDLEVEL)

Supplying and erecting centering shuttering including necessarysupports for plane surface in foundation and basement and in all floors for R C C column footing column plinth beam, beams, roofslabs, staircase steps, bed blocks, critical pier etc using mild steelsheets of size 90 x 60 cm and 10 guage stiffened, welded withmild steel angles of size 25mmx25mmx3mm for boarding laidover silver oak (country wood) scantlings of size 10cm x 6.5cmspaced of about 90cm centre to centre and supported by casurinaprops of 10cm to 13cm dia spaced at 75cm centre to centrecomplete complying with standard specifications and as directedby departmental officers including conveyance of all materials tosite and proper centering etc complete. (ABOVE GROUNDLEVEL

Floor Slab,Sun shade ,column

Floor Slab,Sun shade ,column

Cement Concrete 1:1-1/2:3 (One Cement, One and a half Sandand Three hard broken stone jelly) using 20 mm gauge hardbroken granite stone jelly for all RCC items of works excludingcost of reinforcement grill and fabricating charges centering andshuttering but including laying, vibrating with mechanicalvibrators, finishing, curing, etc. and providing fixtures like fanclamps in the RCC floor / roof slabs wherever necessary andbearing surfaces of walls, beams etc. shall be finished smoothwith Cement Mortar 1:3 (One Cement and Three Sand) and kraftpaper laid over it without claiming extra, etc., complete complyingwith standard specification and as directed by the departmentalofficers (Above Basement)

Foundation and basement

Ground Floor

Supplying and fabrication of steel including cost and conveyanceof steel to site and all labour charges for straightening, cutting tolength, bending to shape and tying in position and forming grillsfor all R.C.C works etc complete

Brick work in following Cement Mortar using best quality Fly ashbricks of size 23x11x7cm for foundation and basement includingcuring etc.,complete complying with standard specification.Cement mortar 1:3 Above base

Foundation Basement

Ground Floor

Brick partition walls of 11.50cm thickness using best quality FlyAsh Bricks of size 23 x 11 x 7 cm in Cement Mortar 1:3 (OneCement and Three Sand) using hoop iron reinforcement if foundnecessary including curing etc. complete and as directed by thedepartmental officers. (Hoop iron reinforcement will be measuredand paid for separately) Above base

Foundation Basement

Ground Floor

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 departmentalofficers.

internal

External

Paving the floor with best approved quality fine polishedshahabad stone slabs of size 600 x 600 of 18 / 20mm withmachine cut edges and matching marble slab not less than100mm width other than Adanga Marbles as border laid over acement mortar bed of 20mm thick using cement mortar 1:3 (Onecement and three sand) fixing the slabs in true right angles withminimum possible width of joints and pointing the joints with whitecement mixed with mathcing colouring pigments and polishingwith floor polisher to a high degree of finish etc., The kota stoneslabs and other materials to be used shall be got approved by theExecutive Engineer concerned before use on work, etc., completeas per standard speicification

Providing granolithic floor finish of the following thickness withplain cement concrete 1:2:4 (One Cement, Two Sand and Fouraggregate) using 10 to 12mm gauge hard broken stone jellyincluding laying, finishing and the top rubbed smooth with powertrawl, thread lining, curing etc. complete complying with standardspecification and as directed by the departmental officers. (Therate is inclusive of necessary planking for panelling wherevernecessary and as directed by the departmental officers) 20mmthick

Manufacturing, supplying and fixing in position of MS steelwindows (Three Leaves)with 4mm FRP transparent sheetsinstead of glass panes with the following specifications. Outerframes of windows made of 'Z' section F7D of size 33 x 25 x 3mm at 1.419 Kg/m and mullion ' O ' section (F4B) of size 46 x 25x 3 mm at 2.28 Kg/m and shutter section made of F7D of 33 x 25x 3 mm at 1.419 Kg/m as specified in IS 7452/1990. Eachopeneble shutter should not exceed a width of 600 mm to enableseparate operations and easy maintenance. The panel of theshutter to be covered with 18 Gauge cold rolled sheet of superiorquality and welded intact with shutter frames. horizontal stiffenersusing 18 x 5 mm MS Flat at all four corners of each shutters to thesuitable length welded to the shutters for holding the CR sheets inposition firmly. Two numbers of sturdy hinges and one number ofhandle-cum-latch of special type made with 18 x 5mm MS Flatsare rivetted to the shutters at an appropriate height in window.Suitable opening in left for its easy operation. A stopper squarerod for handle is provided in the mullionsection at suitable place tocatch the window handle. Each window shutter having anadjustable position. a matching peg is provided in the outer frameof the window at suitable place. Four nos of holdfast of 10mmlength spliced at the the ends are welded to the outer frame of thewindow by using MS Flat of 18 x 5 mm at 0.70 Kg/m, welded tothe shutter at two place equivalent from each other from top andbottom of the shutter. An MS square bar of 12mm size is weldedto the inner face of the window at an equal intervaal notexceeding 100mm edge to edge between them. All members arepainted with one coat of anti corrossive red oxide primer asdirected by the department officers. All sections should be inconfirmed with IS 7452/1990. The cost includes cost of all

Manufacturing, supplying and fixing of Entrance steel door Singleleaf coverd with the following specification. M.S angles of a size40x40x6mm are used for the outer frames and M.S. angles ofsize 35x35x5mm for the shutter frames stiffeners with 32x6mmM.S. flat is provided at required intervals in the shutter frames 18gauge C.R. sheet is laid as panel in the shutter and welded intactfor 1/3 bottom portion of the shutter. M.S. flat 18x5mm is weldedover the 32x6mm M.S. flat sand witching the CR sheet inbetween. Additional stiffener with 18x5mm M.S. flat is provideddiagonally at the rear side of the shutter. The balance 2/3 portionat top is provided with grill at an average weight of 20 kg/sq.mwith 300mm hieght of fixed glazing at top with 3mm thick PinHeaded glass including 3 Nos hinges for single leaf shutter to beprovided 3 nos of holdfasts 120mm in length made of anglesection spliced at the ends are welded to the outer frame of thedoor. Tower bolts 2nos. one at top and the other at the bottom areprovided one aldrop is provided at on appropriate place in thedoor. A Tie bar is provided at the bottom of the outer frame toprevent twisting of frame during transportation or fixing. Allmembers are given one coat of red oxide primer as directed bythe departmental officer. The rate includes cost of all meterials,labour, charges,taxes, transportation to site of work, loading,unloading and all other incidental charges etc., complete

Painting two coats of newly plastered wall surface with readymixed plastic emulsion paint of first class quality and of approvedcolour over a priming coat including thorough scrapping, cleanremoval of dirt, and including necessary plaster of paris putty wherever required etc., complete complying with standardspecification.

Weathering course with Brick jelly lime concrete using 20mmbrick jelly with slacked lime in the ratio of 32:12.5 including costand conveyance of all materials to site and all labour charges formixing , laying ,and finishing etc complete for 10 cum

Finishing the top of roof with one course of machine pressed tilesof size 23x23x2 cm in CM 1:3 12 mm thick including cost andconveyance of all materials to site and all labour charges etccomplete

Painting two coats over new iron works using ready mixed enamelpaint including cost and conveyance of paint and all labourcharges etc complete

Supplying and fixing following thickness of cuddapah slab forcupboard 38-40mm thick

Supplying and fixing in position best approved of BIS quality PVCrain water down fall pipes having a pressure of 4 kg. / sq.cmincluding cost of neceSORy PVC shoe, PVC bend, cast irongratings of required diameter and special clamps, brass screws,nails, etc., and fixing of cast iron gratings at junction of parapetand 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” clampat the centre of the pipe line in addition to those for more than 3.0metre pipe length, etc., complete complying with standard specification and as directed by the departmental officers 110mmdia PVC Pipe for Two Floors

Provision for Bala painting

Wiring with 2x1.5 sqmm (22/0.3) PVC insulated SC unsheathedCu.Conductor of 1100V grade in suitable PVC rigid pipeconcealed in wall and ceiling with PVC accessoires in flush withwall with 3mm thick hylum sheet cover with TW switch box and5A F.T. switch and making good of the concealed portion withsuitable colour for PVC concealed light / Fan Point (For electronicregulator) (5 Points Per Coil) SD 25

Wiring with 2x1.5sqmm (22/0.3) PVC insulated SC unsheathedCu.Conductor of 1100 V grade in suitable PVC rigid pipeconcealed in wall and ceiling with PVC accessories, in flush withwall, with 150mm x 100mm x 113mm TW switch box with 3 mmthick Hylem sheet cover for 5 A 3 pin non inter lockingWall socketwith 5A Flush type switch with continuous earth wire connection of14 SWG TC wire and making good of the concealed portion withsuitable colour for concealed PVC plug point. SD 38

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

Supply and fixing of WT bulk head fitting with guard (Philips /Bajaj / Crompton / K. Lite) suitable for11W CFL lamp with CFL.SD 83

Supply and run of 2 of 1.5sqmm (22/0.3) PVC insulated SCunsheathed Cu.Conductor of 1100V grade on 7/20 GI bearer wirefor service connection mains SD 64

Supply and fixing of 3 Nos. 5Amps (3 Pin and 2 Pin) combinedflush type wall socket with control switches concealed in suitableTW Box covered with Hylem sheet in flush with wall with earthconnection (For Computer Plug Socket) SD 139

Supply and fixing of TNEB meter Board suitable for 32A ThreePhase service connection with 3 Nos. 32A Fuse unit (500V) 32Aneutral link and earth link (1" x 1/8" Copper flat) on TW plank ofsize 600mm x 450mm x 19mm with supporting TW reepers of 1"thick an either side with painting with suitable bolt and nuts forfixing the TW plank on wall with earth connection and interconnection with 7/20 PVC insulated copper wire from EB meter tofuse unit. SD 127

Earthing as per P.W.D standard with an earth electrode of 2 Mtr.Class 'B' GI pipe of dia not less than 32mm complete withnecessary masonry work SD 234

Providing Cup-board Shutter using termite / water proof plywoodof 19mm thick over which laminated sheet of 0.8mm thick fixedinside the shutter and 1mm thick fixed in the outside of the shutterusing fevicol along with necessary furniture fittings, such as,hydralic hinges, tower bolt, handles, multi purpose locks etc., asdirected by the Departmental Officers. The design pattern, waterproof plywood, laminate sheet and other materials should be gotapproved from the Executive Engineer befoe use on work

Supplying and applying of two coats of putty of 3mm thick overthe exposed RCC surface of ceiling including finishing the jointssmoothy with grinding machine and the surface shall bethoroughly cleaned out of dust and scrubbing. The Surface shallthen be allowed to dry for atleast 48 hours. It shall then be sandpapered (waterproof abrasive sheet) to give a smooth and evensurface. Any unevenness shall be made good by applying 1stcoat of putty mixed with water on the entire surface including filling up the undulations and applying 2nd coat of putty after 6hours of 1st coat of putty and then sand papering (waterproofabrasive sheet) the same after it is dry and finishing the surfacesmoothly, etc., complete complying with standard specificationsand as directed by the Departmental Officers. [ The rates areinclusive of hire charges for grinding machine with wheel, cost ofsand paper (waterproof abrasive sheet), cost of putty blade,labour charges for grinding the joints and sand papering, two coatof putty, scrapping the putty area to level the surface smooth, etc.,complete]. The Putty shoule be got approved by the ExecutiveEngineer before use on work

Manufacturing, Supplying and Fixing of Stainless Steel Hand railsfor staircase near wet riser using 50mm dia 304L Grade StainlessSteel pipe of 1.60mm thick will be provided with tubular supportsmade of 304L Grade Stainless Steel pipe of 25mm dia of 1.60mmthick welded to the railing. The supports will be grouted into thewall and provided with 93.00mm thick Stainless Steel circularbase plate of 304 Grade. The rate shall included for grouting intoconcrete with necessary supporting arrangements the hand rail infloor polishing buffing, bonding, cutting, grinding, conveyance,welding charges, electrical charges, etc.

Supply and fixing of single box type 4'40 W flu fitting completewith copper choke and condensor, with conduit pipe suspensionfrom the ceiling with PVC unsheathed Copper leads fromterminals to the fitting with tube. SD 89

Supply and run of 2x4 sqmm (22/0.3) PVC insulated SCunsheathed Cu.Conductor of 1100V grade in 25mm dia GI pipe Class 'B') suitably bent at both ends with necessary angle ironupright and end supports for mains SD 70

GST Amount for providing Service to Government Contract Works for the above Construction & Maintenance Works. { GST Amount is the Total GST Amount for overall quoted amount (Both Construction and Maintenance) above this row in column "BB" for all works in this package} (Refer Clause 13.2 & 13.3 of Section 2 of Instruction to Bidders (ITB) of SBD)

DURAISAMY (BID ID -1416293)