Grade I-II Revised WD Certification Review Workbook (WD-52)

Booklet to help prepare for certification exam.

A comprehensive 9-chapter water distribution certification review workbook for operator grades 1-2. Presents both True & False and Multiple Choice representative questions in each chapter that are frequently found on state exams. The chapter topics include: water distribution system operations questions, typical grade 1-2 water distribution math problems with full written solutions, water quality and chemistry, pump questions, safety, electrical, and traffic flagging.