Details: centering for soffits of rcc slabs of plane surface like lintels, beams ,etc.,including strutting 3m high using mild steel sheets of size 90cm x 60cm x and b.g 10 stiffened with m.s angles of size 25mm x 25mm x 3mm laid over silver oak (c.w) joists of size 10cm x 6.5cm (spaced at about 90cm c/c )and supported dy casurina props of 10cm to 13cm dia (spaced of 75cm c/c) complying with standard specification and directed - 10 m 2 providing and laying in position standardised concrete mix m-20 grade in accordance with is 456 - 2000 using 20mm and down graded hard broken granite stone jelly for all rcc items of works with minimum cement contenet of 325kg/ and maximum water cement ratio of 0.55 including admixture (plasticiser / super plasticiser) in recommended proportions as per is 9103 to accelerate, related setting of concrete, improve workability without imparing strength and durability with about (5.0cum), 7730kg of 20mm machine crushed stone jelly and with about (3.3 ), 5156kg of 1
Sector: Municipality