Newark airport used coal waste in runways built for jumbo jets: What FHWA found 20 years later
A 1970s pavement project at Newark International Airport in New Jersey used coal fly ash, lime, Portland cement and sand to create a stabilised base beneath runways and aircraft areas. A later Federal Highway Administration evaluation found the pavement sections were still performing satisfactorily after more than 20 years, while…
The Economic Times ·