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Colorado Master Plumber License – Practice Test

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Colorado Master Plumber Practice Test

Prepare thoroughly for the Colorado Master Plumber license exam with this comprehensive practice test. Featuring over 900 questions across 350+ pages, this resource is designed to help you master the 2021 International Plumbing Code (IPC) and 2021 International Residential Code (IRC). Tailored to meet Colorado’s exact exam requirements, this practice test will ensure you are ready to pass with confidence.

 


Why Choose This Practice Test?

  • Extensive Question Bank: With 900+ questions, this practice test covers key topics such as water supply, venting, drainage, and isometric analysis, ensuring a complete review.
  • State-Specific Focus: Aligned with Colorado’s Master Plumber exam, so you study only the materials that will be tested.
  • Reference Locators for Targeted Study: Each question includes a reference locator, guiding you to the exact section in the 2021 IPC or IRC where the concept is covered, allowing for efficient studying.
  • Unlimited Access: Instantly download and study at your own pace—no expiration or restrictions.
  • Answer Keys Included: Assess your progress and identify areas for improvement with included answer keys.

Exam Details

Exam Administrator:
PSI Services LLC
3210 E Tropicana, Las Vegas, NV 89121
Phone: (800) 733-9267 | Fax: (702) 932-2666 | TTY: (800) 735-2929
PSI Exams Website

Colorado DPO Plumbing Applications & Forms: Click Here


Exam Format – Colorado Master Plumber

  • Number of Scored Items: 120
  • Time Allowed: 270 Minutes
  • Passing Score: 70% (84 correct answers)
  • Additional Non-Scored Items: Up to 10 (30 minutes)

Exam Content Breakdown

Content Area # of Questions
Water Supply 16
Vents 20
Fixtures & Equipment 10
Piping Support & System Protection 6
Traps, Interceptors, & Separators 6
Storm Drainage Systems 12
Sanitary Drainage Systems 22
Indirect & Special Waste Piping 6
Isometric Analysis 10
Residential Fire Sprinklers 4
Water Heaters 6

Approved References

  • 2021 International Plumbing Code (IPC)
  • 2021 International Residential Code (IRC)
  • Mathematics for Plumbers and Pipe Fitters

Per the Candidate Information Bulletin (CIB):
“All examination questions are consistent with the 2021 IPC and IRC, which will be provided at the test center. Candidates may not write, highlight, underline, or index in the references, and no other materials may be used during the exam. The test is based on the 2021 IPC and IRC, which are adopted into the Colorado Plumbing Code by reference. The exam is not based on state amendments.”


Additional Resources


Prepare for Success

Save time, study smarter, and pass your exam faster with our Colorado Master Plumber Practice Test. Download today and take the next step toward earning your Colorado Master Plumber license!

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