24
Oct

Concrete — a hard material Pitt hopes to make harder – Pittsburgh Post-Gazette

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Pittsburgh Post-Gazette

Concrete — a hard material Pitt hopes to make harder
Pittsburgh Post-Gazette
Neal Fannin, PennDOT's pavement materials engineer, wrote the state specifications in recent years for long-life concrete that's already being used in building interstate highways. Time will tell, he said, if the long-life concrete mixture will meet



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