Concrete, the second most utilized element after water all over the planet which accounts for 8 to 10% of absolute CO2 emanations is chiefly because of concrete. This propose to assess the capacity of ferrock to be utilized as one of the most outstanding conceivable substitute for concrete in concrete. It is iron based restricting compound which uses assortment of waste materials to frame a carbon negative structure material.In our current Examination, we are zeroing in particularly on control of fossil fuel byproducts what's more, energy utilizations. In this task a substitute material to solidify called ferrock is involving in various extents. At first the mortar 3D shapes will project use ferrock components, for example, Iron residue, Fly debris, Lime powder, metakaolin and oxalic corrosive, were blended in various extents in the spot of concrete. The blends which accomplished most extreme compressive strength will be picked for the further tests. The chosen mixes of ferrock will be supplanted with the concrete in concrete, the tests, for example, mechanical and sturdiness will be completed by projecting solid shapes, chambers furthermore, radiates. In this task our fundamental point is to figure out carbonation profundity of ferrock concrete with the assistance of Phenophthalein.