tender for supplying & erecting centering for sides & soffiots including necessary supports & strutting upto 3.29m height for plane surfaces in all floors with all cross bracings using mild steel sheets of size 90 x 60cm & 10 gauge stiffened, welded with steel angle of size 25 x 25 x 3mm for boarding laid over silver oak joists(country wood) of size 10 x 6.5cm spaced @ about 90cm c/c and supported by casurina props of 10 - 13cm dia. spaced @ 75cm c/c etc., complete complying with standard specifications and as directed by the departmental officers. rate for 10m2.for the following items.(rcc floor slab, roof slab, rectangular/ square, tee/ ell beams, lintels, staircase waist slabs, landing slabs, landing beam, portico beam etc., ). tndss no.86 k, 86 a , plain cement concrete 1:1.5:3 (one part of cement, one and half part of crushed sand (m- sand), three coarse aggregates) using 20mm size iss hbg metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges etc., complete as per standard specification , providing bitumen pad 12mm thick for expansion joint including cost and conveyance of all other labour and material charges to site etc., complete as per standard specification.