Sir, In a two stored building , the final slab reinforcement and shuttering work is completed . But in column (250mmx250mm) size the reinforcement is not provided upto slab top and the reinforcement of the main bar 4 no @ 20 tor and 2 no @ 16 tor and other the column's main bar 4 @ 16 tor 2 @ 12 tor . The slab thickness is 175 mm.how we provide rebar to the column and casting the slab.Please give the solution.