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pipe flushing and rehabilitation
Wastewater Treatment (WWT) and Wastewater Collection (WWC)
The disinfection of pipelines and storage facilities is now included as its own chapter
This manual does not dwell on mathematics in general
This fourth edition is based on the operator certification knowledge requirements included in the Associated Boards of Certification (ABC) Need-To-Know criteria
Water System Operations (WSO) Distribution 3 & 4 (AWWA) WD pipe flushing and rehabilitationWSO Water Distribution, Class 3 & 4, is organized into 13 chapters addressing core test content on certification exams. Chapters discuss regulations, operator math and chemistry, and specific distribution processes in detail. Other chapters cover water use and system design, water mains, hydrants and valves, water system supply security and public relations. Everything you need to know to pass your Class 3 or 4 exam is included in this book. To
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