It was reported that the long-term net benefit of producing coarse recycled concrete aggregate (CRCA) from waste concrete was positive with a value of US$ 22,334,116 per year, while that of crushed coarse natural aggregate (CNA) was a negative net value of US$ - 31,841,109 per year. ... The finished aggregates of 9.5, 13.2, 19.0 and …