A REVIEW PAPER ON PARTIAL REPLACEMENT OF FINE AGGREGATE BY POND ASH

Abstract

Thermal power plants (TPPs) produce a bigamount of coal ash, whose disposal is a big ecologicalsubject. A chief portion of coal ash is dumped as pond ash in ash pond near TPPs. Properties of pond ash vary from TPP to TPP and likewise within the same ash pond at inflow and outflow point. Pond ash use helps to reduce the consumption of natural resources. Also it help to resolve the problem of disposal of Pond ash because it contains vastquantity of chemical compounds such as SiO2, Al2O3 etc.Partial replacement does not cause any adverse result on properties of fresh concrete.As well as Pond ash is the respectable if used as filler material in concrete.