Editing Frontinus (section)

====Maintenance====
He was very concerned by leaks in the system, especially those in the underground conduits, which were difficult to locate and mend, a problem still faced by water engineers today. The aqueducts above ground needed care to ensure that the masonry was kept in good condition, especially those running on arched superstructures. It was, he said, essential to keep trees at a distance so that their roots would not damage the structures. He reviewed the existing law governing the state aqueducts, as well as the need for enforcement of those [[statute]]s.