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100+ Free OH Journeyman Plumber Practice Questions

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2026 Statistics

Key Facts: OH Journeyman Plumber Exam

70%

Passing Score

Ohio CILB

~100

Questions

PSI exam

$305+

Total Cost

$50 exam + $255 license

Ohio PC

Code

Based on IPC

The Ohio journeyman plumber exam has approximately 100 questions with a 3-hour time limit requiring 70% to pass. Ohio uses the Ohio Plumbing Code based on the IPC. The exam is administered by PSI with approximately $50 exam fee and $255 license fee. Ohio's CILB oversees all plumbing licensing.

About the OH Journeyman Plumber Exam

Ohio's journeyman plumber exam is administered by PSI on behalf of the Construction Industry Licensing Board (CILB). The exam covers the Ohio Plumbing Code, which is based on the IPC with state amendments. The exam has approximately 100 questions with a 3-hour time limit.

Questions

100 scored questions

Time Limit

3 hours

Passing Score

70%

Exam Fee

~$50 + $255 license (Ohio Construction Industry Licensing Board (PSI))

OH Journeyman Plumber Exam Content Outline

25%

Drainage, Waste & Vent Systems

Ohio Plumbing Code drainage pipe sizing, DFU calculations, slope requirements, cleanouts, and trap arm distances

20%

Venting Systems

Vent sizing, wet venting, AAVs, vent termination, and circuit venting per Ohio code

20%

Water Supply & Backflow Prevention

Water pipe sizing, WSFU calculations, backflow prevention, pressure regulation, and cross-connection control

15%

Gas Piping & Venting

Gas pipe sizing, BTUH calculations, pressure testing, combustion air, and appliance venting

20%

Fixtures, Materials & Code Administration

Fixture installation, clearances, materials, permits, inspections, and Ohio-specific amendments

How to Pass the OH Journeyman Plumber Exam

What You Need to Know

  • Passing score: 70%
  • Exam length: 100 questions
  • Time limit: 3 hours
  • Exam fee: ~$50 + $255 license

Keys to Passing

  • Complete 500+ practice questions
  • Score 80%+ consistently before scheduling
  • Focus on highest-weighted sections
  • Use our AI tutor for tough concepts

OH Journeyman Plumber Study Tips from Top Performers

1Study IPC-based content — Ohio's Plumbing Code is based on the IPC with state amendments
2Learn Ohio-specific amendments that differ from the standard IPC
3Master IPC drainage and vent sizing tables for pipe sizing questions
4Review backflow prevention device selection and cross-connection control requirements
5Study gas pipe sizing and BTUH calculations for fuel gas questions
6Practice with timed exams — 100 questions in 3 hours requires good time management

Frequently Asked Questions

What plumbing code does Ohio use?

Ohio uses the Ohio Plumbing Code, which is based on the International Plumbing Code (IPC) with state-specific amendments. IPC study materials are applicable with attention to Ohio's amendments.

How many questions are on the Ohio plumber exam?

The Ohio journeyman plumber exam has approximately 100 questions with a 3-hour time limit. A 70% score is required to pass. The exam is administered by PSI.

How much does the Ohio plumber exam cost total?

The total cost includes approximately $50 for the PSI exam fee plus $255 for the license fee to the Ohio CILB. Total initial cost is approximately $305.

What experience is needed for Ohio journeyman plumber license?

Ohio requires documented experience as a plumbing apprentice under a licensed plumber. Contact the Ohio CILB for specific hour requirements and application procedures.