Mesa, Arizona An interview with Matt Manthey: Pavement Management Supervisor, City of Mesa, Arizona “We’re out here today, outside of Falcon Field, we’re going to be demoing GSB-88®. It’s a pavement preservation treatment. Why are we doing it? Why do we care about preserving our roads? Our roads are our largest assets that we have. In Mesa alone, I have 2 billion dollars of asphalt roads that we have to maintain. That’s 36 million square yards of asphalt. And I try to get t