tender for 1 .construction of threashing floor at maganipattu colony head of maganipattu panchayat , earth work excavation and depositing on bank with initial lead of 10m initial lift of 2m in hard stiff clay soil etc complete for open foundation as per ss 20 b , plain cement concrete 1:4:8 mix using 40mm hbg metal including cost and conveyance of all materials and all labour charges for mixing laying and compacting etc. complete , cement concrete 1:3:6 mix using 40mm hbg metal including cost and conveyance of all materials and all labour charge etc. complete , collection and supply of gritty gravel from approved quarry including cost and conveyance of all materials to site including all labour charges for filling etc.complete, , supplying and errecting centering for sides and soffits including supports and strutting up to 3.20 m height for plane surface in all floors with all cross bracing using mild steel of size 0.90 cm x 60 cm and 10 guage stilfaned welded with mild steel angles of size 25 mm x 25 mm x 3 mm for boarding laid over silver oak (c-word) joint of size 10 cm x 6.50 cm dia spaced about cnter to center and supported by casuarinas propels of 10 cm to 13 cm dia spaced at 75 cm center to center etc., complete complying with std. specification and as directed for the following items , brick work in c.m 1:5 mix using country bricks incuding cost and conveyance and all labour charges etc. , cemen1:2:4 mix using 20mm hbg metal including cost and conveyance of all materials and all labour charge etc. complete , plastering with cement mortar 1:5, 12mm thick including cost and conveyance and all labour charges etc. , painting two coats of newly plastered wall surface with ready mixed plastic emulsion paint of first quality of approved colour over a priming coat including thorough scrapping , clean removal of dirt and including necessary , bitumen pad , 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)