RECYCLED CONCRETE BLOCKS-ECOFRIENDLY AND COST-EFFECTIVE SOLUTION FOR MASONRY CONSTRUCTION
Introduction: In this rapidly changing world where every sector is expanding and growing, the construction industry is the second largest industry. It produces around 11% of the GDP through investments. The total Municipal Solid Waste developed by India is around 100,000 Metric Tons. 25% percent of this MSW is produced through construction and demolition. This waste through construction and demolition in towns and cities is through destruction of old buildings and structures, renovations of existing buildings, excavation, construction of new structures, etc. Construction demolition waste generated in major cities in India India produces almost 25-30 MT/year of construction and demolition waste. Of 12 million tons of construction and demolition waste, if 30% is considered as concrete and 50% is considered as coarse aggregate, the available recyclable concrete aggregate (RCA) is of the order 1.8 million tons annually. The remaining waste is dumped in landfills and empty areas. St...