California CSLB C-60 — Welding Exam Prep

Choose your access term

Your access starts when you do: the days begin the first time you open the course, not at checkout (or 14 days after purchase, whichever comes first).

Business & Law is 75% off with this classification. Add it only if you want it, for the same term: $24.75 for 30 days, $32.25 for 60 days, $42.25 for 90 days.

Official sitting

California CSLB C-60 Welding exam at a glance

The California CSLB C-60 Welding exam has a time limit of 3 hours 30 minutes, and it is closed book. CSLB also requires a separate Law and Business exam. Figures are from CSLB’s published exam information, checked September 26, 2026.

Time3 hours 30 minutes

Confirm question count, time, open-book rules, and passing score on the live board bulletin before you sit. We do not guarantee a passing result. Source: CSLB C60StudyGuide.pdf (on/after 4/1/2024), checked September 26, 2026. How we source exam facts

All California exams ›

What’s included

18,000+ word study guide

Worked calculations, code-section breakdowns, exam traps, a key-terms glossary and a 30/60/90-day plan.

5 full-length practice exams

Original questions weighted to match the topic mix of the real exam.

500 practice questions

Every one with a written explanation and the code section behind the answer.

Same study guide and four exams on every term. You are choosing how long you can log in.

Instant accessSecure checkoutBuilt on current codes
SKU: N/A Category:

What’s on the California CSLB C-60 Welding exam

CSLB’s study guide divides the C-60 exam into five weighted sections. Welding, Brazing, and Soldering carries the most weight at 28%, and together with Welding Preparation (22%) it makes up 50% of the exam. Cutting Processes is the smallest share at 11%.

California CSLB C-60 Welding exam sections and their share of the exam
SectionShare of exam
Planning and Estimating17%
Welding Preparation22%
Welding, Brazing, and Soldering28%
Cutting Processes11%
Safety22%

The C-60 exam is closed book: no reference materials may be used during the test. Questions are multiple choice with four options, and there is no penalty for guessing, so leave nothing blank.

Source: CSLB Welding (C-60) examination study guide. These weightings are the Board’s own, not our estimate. Contractor Pathway is independent and not affiliated with or endorsed by CSLB.

What this prep covers

  1. 2 Prequalified Welding Procedure Specifications
  2. 5 Filler Metal Classification (AWS)
  3. 3 Insurance Requirements
  4. 6 Change Orders
  5. 1 AWS D1.1 Structural Welding Code -- Steel
  6. 3 WPS and Welder Qualification
  7. 4 AWS D1.2 Structural Welding Code -- Aluminum
  8. 5 AWS D1.6 Structural Welding Code -- Stainless Steel
  9. 6 Weld Symbols per AWS A2.4
  10. 7 Preheat and Interpass Temperature
  11. 8 California Building Code -- Structural Steel and Welding
  12. 1 Welding Processes
  13. 2 Weld Types
  14. 3 Weld Joint Configurations
  15. 4 Base Metal Identification
  16. 6 Nondestructive Testing (NDT) Methods
  17. 7 Common Weld Defects and Discontinuities
  18. 8 Weld Distortion and Residual Stress
  19. 10 Welding Metallurgy -- Essential Concepts
  20. 9 Thermal Cutting Processes
  21. 1 Welding Fume Exposure
  22. 2 UV and IR Radiation Protection
  23. 3 Fire Prevention and Hot Work Permits
  24. 4 Confined Space Welding
  25. 5 Electrical Safety
  26. 6 Injury and Illness Prevention Program (IIPP)
  27. 7 Personal Protective Equipment (PPE) for Welding
  28. 1 Contractor Licensing Requirements
  29. 2 Contractor Bonds
  30. 4 Home Improvement Contracts (B&P Section 7159)
  31. 5 Mechanics Liens
  32. 7 Permits and Advertising
  33. 8 License Renewal and Continuing Education
  34. 9 Grounds for Disciplinary Action

Related California CSLB exams

Common questions about this exam

Do I also need the Law and Business exam in California?

Yes. CSLB requires every applicant to pass the separate Law and Business exam in addition to the C-60 trade exam. That exam has 3 hours 30 minutes. California CSLB Law & Business prep is 75% off when you add it to this classification for the same term.

How much practice does this prep include?

It includes 5 full-length practice exams and 500 practice questions in total. Every question has a written explanation naming the code section the answer comes from.

How long is the study guide?

The California CSLB C-60 Welding guide runs to roughly 18,005 words in 34 sections, starting with “2 Prequalified Welding Procedure Specifications” and ending with “9 Grounds for Disciplinary Action”.

How long do I get access?

Choose 30, 60 or 90 days at checkout. Your days do not start at checkout: they begin the first time you open the course (or 14 days after purchase, whichever comes first). Access works on any device, and you can retake every practice exam as often as you like. Days remaining are shown in your dashboard and you can extend at any time.

Is this an official California CSLB C-60 Welding exam?

No. This is independent preparation material. It is not affiliated with or endorsed by any state licensing board or exam vendor, and it does not contain real exam questions. Always confirm current requirements with your licensing board.

About this prep

This prep is built specifically for the C-60 — Welding examination and includes a 18,000+-word study guide written for this exam, 5 full-length practice exams and 500 practice questions, each with a written explanation.

How access works

You are paying for access length (30, 60, or 90 days). The study guide and four timed exams are the same on every term. Your days start the first time you open the course, not at checkout (or 14 days after purchase, whichever comes first), and access works on any device for that term.

Not affiliated with or endorsed by any state licensing board or exam vendor. For exam-preparation purposes only.