Construction of 4 Class Room Building Ground Floor at Thermal Nagar corporation School in South Zone ward 60 Thoothukudi City Municipal Corporation

Dismantling AC Sheet Roofing without roof timbers including cost and conveyance of all materials to site and labour charges etc, complete complying with standard specifications (S.I.309)

Dismantling Brick / Stone Masonry in cement mortar walls under 3m high including cost and conveyance of all materials to site and labour charges etc, complete complying with standard specifications

Earth work excavation for foundation by manual means for RR/Brick and Other step type footings for Load bearing structures in all soils and sub-soil sand to full depth as may be directed except inrock 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 10mts and initial lift of 2.00mts. and clearingand levelling the site, etc., complete complyingwith standard specification and as directed by the departmental officers

Cement Concrete 1:5:10 (One cement, Five crushed stone sand and Ten hard broken stone jelly)using 40 mmgauge hard broken jelly for flooring including laying,nsolidating, finishing, rendering the top surface rough to receive the floor, curing, etc. complete multiplying with standard specificatio nand as directed by the departmental officers.The rate is inclusive of necessary plankingfor panelling wherever necessary and as directed by the departmental officers-Mixing by Manual means

Supplying, fabricating and placingin position MildSteel/ Ribbed Tor Steel reinforcement grills of all variety like HYSD/ CTD/ TMT and all grade like Fe 500, Fe550D, Fe 500 D etc., for all RCC works as per design given including cost of steel reinforcement and G.I. binding wire, wastage 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 reinforcement and binding wire)

Supplying and erecting steel centering including necessary supports for plane surfaces for Reinforced Cement Concrete works such as column footings, columnpedestals, plinth beams, grade beams, staircase steps, Sill slabs etc. which require only nominal strutting using mild steel sheets of size 90cm x 60cm and 10BG stiffened with welded mild steel angles of size25mmx25mmx3mm for boarding, laid with silver oakjoists of size10cmx5cm & 7.5cmx5cm as support runner ,vertical stiffener, side supportand Top Horizontal stiffener space data bout 60cmto90cm centre tocentreor at suitable intervals etc. complete in all floors complying with standard specifcation. (Payment for centering shall be given after the concrete is laid).

Supplyinganderectingsteelcenteringincludingnecessarysupports ForplanesurfacessuchasrectangularorsquareRCCcolumnsetc.whichrequireonly nominal struttingusing mildsteel sheetsmadeof10gaugethickweldedwithMSanglesize40mmx40mmx5mmandsupportedbySteelAdjustableTelescopicPropsofSize2mx2m(expandableupto3.60m)madewith outer steel pipewith dia 50mm(3.60mmthick) and inner steel pipewithdia 40mm(2.90mm thick).etc..complete inall floors complyingwithstandard specifcation. Steel Adjustable telescopic propsshall be rovided asdirectedby thedepartmentalOfficers. (Payment for centeringshall be given after the concrete is laid).

Supplying and erecting centering for plane surfaces such as RCC Floor/ Roof Beam,Lintels,Cantilever Beams, Bed Blocksetc.. with necessary supports and strutting upto3.60m height in all floors with all cross bracings using M S Sheetsmade of 10 gauge thick welded with MS angle ofSize 25mm x 25mm x 3mm for boarding laid over Steel adjustable Span of Size 2m x 2m(expandableupto3.60m) and Silver Oak Joists of Size10x5cm spaced at50cm to 60cmc/c andsupported by Steel Adjustable Telescopic Props of Size2mx2m (expandable upto3.60m) made withoutersteelpipewithdia50mm(3.60mmthick)andinnersteelpipewithdia40mm(2.90mmthick)Space dat not more than 50to60cmc/c,etc complete complying with standard specifications. Steeladjustable span and Steel Adjustable telescopic props shall be provided as directed by the departmental Officers. (Payment for centering shall be given after the concrete is laid).

a) Upto basement level