RICE HUSK ASH - AN IDEAL ADMIXTURE FOR CONCRETE IN AGGRESSIVE ENVIRONMENTS

The use of durability enhancing mineral admixtures or supplementary cementing materials has gained considerable importance the last decade or so as a key to long service life of concrete structures 1 . There are many mineral admixtures that are used in way throughout the world but rice husk ash stands out as an eco- friendly, sustainable and durable option for concrete. This paper attempts to bring out the effectiveness of rice husk ash as a versatile concrete admixture and discusses some versatile application of rice husk ash concrete.