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国家标准规范对于公用燃气管道外防腐层检测规定了检验项目,对于公用燃气管道的外防腐层检测具有指导性,详细描述了如何来制定检验项目、如何进行开挖验证以及如何出具检验报告。
National standards for public gas pipeline coating inspection provisions of the inspection project for the public gas pipeline detection of outer coating has guidance, a detailed description of how to develop test items, how to carry out excavation verification and how to issue inspection reports.