Practice Test – 100 Questions

Take a full length practice exam of 100 randomly generated questions. Missed questions are reviewed at the end of the test.

This content is for INDIVIDUAL and COMPANY members only.

Log In Register

Posted in Practice Tests Tagged with: ,
join water distribution certification

Free Newsletter

Subscribe to receive the latest test taking tips, practice questions, math hints, and Water Distribution Operator news.


  • 10-6-14
    NEW - Member's area is now mobile friendly.
  • 09-15-14
    Practice Test Software for Windows now available.
  • 09-08-14
    Added forum for member discussion and updates.
  • 09-05-14
    Added 20 new questions to the practice exam.

Distribution Question

Surface load refers to
the weight of traffic on the pipe
the method of loading the pipe for transport
the weight of the pipe on the truck
the weight of the back fill on the pipe

Are you prepared?

Sample test question:

When thawing pipe using electrical thawing methods, what precaution should be taken?

Start preparing!. Sign up today!

Recent Forum Posts


Water Terms