AWWA JAW58471

AWWA JAW58471 Journal AWWA - Cost Savings and Enhanced Reliability for Main Rehabilitation and Replacement
Journal Article by American Water Works Association, 08/01/2003

Wilson, Leonard L.; Moshavegh, Feryal; Frey, Jeffery; Kolokas, Lee; Simpson, Angus R.

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Water utilities across the United States anticipate a growingneed to rehabilitate and replace aging water mainsbecause of a convergence of pipe life spans. Shortfalls infunding for this activity will contribute to an estimated waterinfrastructure funding gap of $480 billion over the next 20 years.The city of San Diego (California) Water Department (SDW) undertookthis pilot study to determine whether significant cost savingscould be achieved in its rehabilitation and replacement (R