If the ratio of long and short spans of a two way slab with corners held down is r, the actual reduction of B.M. is given by

RCC stands for Reinforced Concrete Cement. In a RCC framed structure, the load of the building structure is transferred from slabs to beams, then to the columns and lower columns, and eventually to the foundation. The design of any reinforced concrete structure starts with the understanding and behaviour of the structure to be designed under load.