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Plumbing Gas Piping Installations
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Avg score: 71% Most missed: “What is determined at the first inspection?”
Plumbing gas piping installation involves laying, connecting, and testing pipes—typically black iron or flexible CSST—to transport natural gas or propane to appliances. Proper installation requires calculating BTU requirements, using specialized sealants, and performing rigorous pressure tests to ensure safety. Licensed professionals must adhere to local plumbing codes and perform leak detection. Key Aspects of Gas Piping Installation Materials: Black steel pipe is the standard for indoor gas lines, while yellow-coated corrugated stainless steel tubing (CSST) is used for flexible runs.... Show more
Plumbing Gas Piping Installations
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20 Questions

1. When gas lines are installed under grade or slab, they must be
2. Not enough gas pressure in a system can cause
3. What type of gas piping systems must be purged?
4. What is an acceptable way of joining gas piping for installations?
5. The termination of gas conduits in buildings must be
6. All gas conduits terminating in buildings must not be ______________ in order to prevent gas buildup.
7. Gas piping installed in the walls is called
8. At completion of installation of a gas piping system, what must be done?
9. How many inspections are there for a gas piping system?
10. What must be prepared for approval by the Authority Having Jurisdiction before a gas system can be installed?
11. Gas piping installed in the walls is called
12. If gas system piping is not installed correctly, what can occur?
13. When do you install a gas pressure regulator on a gas piping system?
14. What schedule of metallic pipe must be used on gas piping?
15. What type of gas piping systems must be purged?
16. Where does coverage of gas piping systems begin?
17. What must pipes, valves, and fittings be free of before they are installed in gas piping systems?
18. Where does coverage of gas piping systems begin?
19. What is determined at the first inspection?
20. Who needs to verify that overpressure protection is installed?