The CPUC approved a comprehensive scope of work through n Replace vintage pipelines that could be at risk from land movements, n Continue testing pipelines to verify safe operating pressures, n Continue controlling corrosion to avoid underground leaks, n Install more automated and remotely operated safety valves to quickly turn off gas in case of an emergency, n Inspect the interior of more pipelines to detect and repair hidden flaws, n Strengthen levee and water crossings, n Maintain underground gas storage facilities that help meet demand on cold days, and n Modernize infrastructure control systems, databases and risk analysis programs.