CCI Cheat Sheet 2026

The 30 highest-yield CCI facts, distilled from real exam questions. Print it, save it as a PDF, or study it here — free, no sign-up.

1. Which of the following best describes a key competency required for roofing & weatherproofing standards in CCI practice? → Strong analytical skills combined with effective communication and ethical judgment
2. What tool is commonly used for measuring concrete slump? → Slump cone
3. What is the maximum conduit fill percentage allowed for three or more conductors per NEC Chapter 9? → 40%
4. Which of the following best describes a key competency required for foundation & soil analysis in CCI practice? → Strong analytical skills combined with effective communication and ethical judgment
5. Which ASTM specification covers high-strength low-alloy structural steel shapes, plates, and bars intended for welded, bolted, and riveted construction? → ASTM A572
6. What document outlines the specific tests, inspections, and qualifications required for Special Inspections on an IBC project? → Statement of Special Inspections (SSI)
7. What NEC article governs the installation of electrical wiring in hazardous locations? → Article 500
8. What is the function of expansion joints in concrete? → To allow controlled cracking and movement
9. When inspecting electrical grounding, which conductor color is designated for the equipment grounding conductor in US wiring? → Green or bare copper
10. Which material is commonly used as a moisture barrier under concrete slabs? → Plastic sheeting or polyethylene film
11. In the context of CCI certification, what is the most important consideration when implementing plumbing & mechanical systems? → Ensuring alignment with established standards, stakeholder needs, and best practices
12. When inspecting a snug-tight bolted connection, an inspector verifies that the bolts have been tightened to at least: → The condition achieved with full effort of an ironworker using a spud wrench
13. What is the maximum permissible undercut depth for statically loaded non-tubular connections per AWS D1.1? → 1/16 inch (1.6 mm)
14. What is the typical compressive strength of standard concrete used in construction? → 3000 to 4000 psi
15. What should a Certified Construction Inspector do if they observe an unsafe condition? → Report and address it immediately
16. In the context of CCI certification, what is the most important consideration when implementing concrete testing & evaluation? → Ensuring alignment with established standards, stakeholder needs, and best practices
17. What is the minimum preheat temperature typically required for ASTM A36 steel with a thickness greater than 1.5 inches prior to welding? → 150°F (65°C)
18. What is the purpose of curing concrete? → To prevent cracking and promote strength development
19. In the context of CCI certification, what is the most important consideration when implementing foundation & soil analysis? → Ensuring alignment with established standards, stakeholder needs, and best practices
20. Which of the following best describes a key competency required for structural inspection methods in CCI practice? → Strong analytical skills combined with effective communication and ethical judgment
21. When is a construction site required to have a safety program? → For all construction projects
22. What is the role of Personal Protective Equipment (PPE) on construction sites? → To provide a barrier against hazards
23. ASTM A325 and A490 high-strength bolts have been superseded by which ASTM standard? → ASTM F3125
24. Which of the following best describes a key competency required for plumbing & mechanical systems in CCI practice? → Strong analytical skills combined with effective communication and ethical judgment
25. Why is calibration of testing equipment important? → To ensure accurate and reliable measurements
26. Which non-destructive testing method uses high-frequency sound waves to detect internal weld discontinuities? → Ultrasonic testing (UT)
27. Why must safety training be documented? → To prove compliance and worker awareness
28. Why is rebar used in concrete construction? → To help concrete resist tensile forces
29. In the context of CCI certification, what is the most important consideration when implementing environmental compliance? → Ensuring alignment with established standards, stakeholder needs, and best practices
30. In the context of CCI certification, what is the most important consideration when implementing structural inspection methods? → Ensuring alignment with established standards, stakeholder needs, and best practices