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2024 International Fuel Gas Code
Chapter 4: Ifgc General

Quiz: 2024 International Fuel Gas Code Chapter 4: Ifgc General

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1. Which organization's standards govern the design and installation of liquefied petroleum gas storage systems?

NFPA 54 and the International Building Code
The International Mechanical Code and ASTM D2513
The International Fire Code and NFPA 58
ASME B31.3 and the International Fuel Gas Code

2. Exposed gas piping, other than steel pipe and CSST, must be identified with a yellow label and black letters at intervals not exceeding how many feet?

3 feet
5 feet
10 feet
15 feet

3. Under what condition is identification NOT required on each length of pipe and tubing in a fuel gas system?

When the pipe is longer than 10 feet
When the pipe is stainless steel
When steel pipe sections are 2 feet or less in length and cut from longer sections
When the pipe is installed in a mechanical room

4. What must be done if an additional appliance is added to an existing piping system and the existing piping is found to have inadequate capacity?

The gas pressure must be increased
The existing system must be enlarged or separate piping provided
The existing appliances must be replaced with high-efficiency models
No changes are required if the appliance is a secondary heat source

5. How must the volumetric flow rate of gas be adjusted for pipe sizing if the installation is at an elevation of 2,500 feet?

No adjustment is needed below 3,000 feet
It must be adjusted for altitude
It must be reduced by 10 percent automatically
Only the regulator needs adjustment, not the sizing

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