Distribution System Repair, Rehabilitation, and Replacement: What Every Operator Should Know #109 AWWA’s November 2001 satellite teleconference video will help you make the best decisions for your utility. You will find out when and how to repair, rehabilitate, or replace worn-out distribution pipelines, and be up to date on the latest repair, replacement, and rehabilitation technologies, including trenchless methods. VHS, 3 hours renewal training credit. Produced by AWWA.