semplr.

Exams · Certifications · Licensing

Journeyman Plumber Exam

Washington: trainees: practice questions

Our Journeyman Plumber bank has 7 questions on this topic. Here are 4 of them with answers; the full mock exam draws from every topic, like the real one.

Start the free mock exam

Question 1 · Washington

How is a Washington trainee supervised while working on medical gas piping?

  1. By any plumber within 40 miles
  2. One-to-one, all day, by an endorsed medical gas installer
  3. No supervision once enrolled in the course
  4. By phone at the start of each shift
Show the answer

B. One-to-one, all day, by an endorsed medical gas installer — RCW 18.106.070(5).

Question 2 · Washington

Which is a condition for remote supervision of a Washington plumbing trainee?

  1. The job is a new commercial building
  2. The trainee has more than 2,000 hours of training
  3. The trainee has finished high school
  4. The supervisor is anywhere in the state
Show the answer

B. The trainee has more than 2,000 hours of training — RCW 18.106.070(3)(a)(ii): over 2,000 hours, supervisor within 40 miles, residential service scope.

Question 3 · Washington

For at least what share of each working day must a supervising plumber be on the jobsite with a Washington trainee, unless remote supervision applies?

  1. 25 percent
  2. 50 percent
  3. 75 percent
  4. 90 percent
Show the answer

C. 75 percent — RCW 18.106.070(3)(a)(i).

Question 4 · Washington

How often must a Washington plumbing training certificate be renewed?

  1. Every three years
  2. Annually
  3. Every two years
  4. Every five years
Show the answer

B. Annually — RCW 18.106.070(2).

More Journeyman Plumber topics