How frequently should gas lines be checked for proper labeling?

Gas lines need to be checked for proper labeling regularly, as required by code, to ensure safety and compliance with regulations. Proper labeling is crucial because it helps identify the type of gas in the lines, the source, and emergency shut-off points, which is essential for both routine maintenance and emergency situations. Regular checks ensure that the labeling is accurate even after changes in configuration, maintenance activities, or other circumstances that may affect the clarity and visibility of the labels. Adhering to code requirements for regular inspections also helps prevent safety hazards, such as leaks or improper maintenance, which could arise from misidentification of gas lines. It is important for technicians and maintenance personnel to perform these checks consistently, ensuring ongoing compliance with safety standards.