Water System Operations (WSO) Distribution 3 & 4 (AWWA) WD the book includes full-color illustrations

the book includes full-color illustrations and links to video clips

Wastewater Treatment (WWT) and Wastewater Collection (WWC)

AWWA members’ most popular choice for operator training and on-the-job reference

take an online practice quiz (complete with a timer)

pipe flushing and rehabilitation

Water System Operations (WSO) Distribution 3 & 4 (AWWA) WD the book includes full-color illustrationsWSO 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