When Bob Donati started working forthe Department of Water and Wastewater Resources in Daly City, Calif., 23 years ago, sewer cameras were in their infancy and most software could fit onto a double-density 3.5-inch floppy disk.Now, in 2010, the city is keeping two steps ahead of clean-water regulations with an ambitious 10-year plan to scan, maintain and expand its sewer system. Crews use side-scanning camera technology, inspection reporting software, and GIS data systems.With that setup, the department is embarking on its plan to scan, repair and rehabilitate the sewer lines under its jurisdiction. Capacity in some lines will also have
