Let say you need to calculate the reinforcement for a circular slab of 2 Metre diameter with spacing 200 mm c/c and clear cover as 25 mm. Unlike other RCC members, this one is different since the rod length will differ according to the diameter of the circle.
Normally, We calculate the tile flooring area in order to find the required number of the tiles for a given room. Assuming that situation, we have explained this post with an example.
Calculating the concrete volume of an isolated footing seems like hectic. We have explained the process (with diagram) step by step using this simple trapezoidal footing formula. Also embedded an easy to use trapezoidal volume calculator.