item no.5:-providing and casting in situ c.c. of trap/ granite/ quartzite/ gneiss metal of approved quality for rcc work as per detailed drawings and designs or as directed by engineer-in-charge including normal dewatering, centering, plywood formwork,bully/steel prop-ups, compaction, finishing the formed surfaces with cm 1:3 of sufficient minimum thickness if special finish is to be provided and curing, etc.complete. (by weigh batching and mix design for m-250 and m-300 only. use to l&t, a.c.c., ambuja, birla gold, manikgad, rajashree, etc. cement is permitted.
excluding m.s. or tor reinforcement
in rcc m - 250
