An example of the type of public-private partnership that is attractive to Gibbs can be seen in Seattle, where the public utility has built two water treatment plants for a total of $234 million in the past decade through revenue bonding. The Tolt and Cedar water plants were developed through a public-private partnership that contracted with a single firm to design, build and operate the two facilities. The Tolt plant handles 120 million gallons of water per day, while the Cedar plant ...