本标准规定了衬里材料性能和性能的最低要求 用于安装在地上的储罐区域下方和周围的二次安全壳 易燃液体和可燃液体的储存。用于二次安全壳的衬里用于永久性安装，以容纳泄漏或泄漏 暂时性的产品泄漏。如果发生泄漏，应进行清除和清理 在不超过14天的期限内。注1:这些二次安全壳内衬不用于长期或永久储存产品泄漏 或泄漏。需要有足够的监测和清理手段，以及在现场的正确使用和安装 根据有管辖权的机构的规范和条例。请参见第1.8条。注2:如果产品溢出或泄漏，应根据有管辖权的当局的要求重新评估二次安全壳内衬。

This Standard sets forth minimum requirements for the material properties and performance of liners used for secondary containment under and around the area of tanks that are installed aboveground for the storage of flammable liquids and combustible liquids.Liners used for secondary containment are intended for permanent installation to contain spills or leakage of product for a temporary period. In the event of spills, the removal and cleanup should be done within a period not exceeding 14 days.NOTE 1: These secondary containment liners are not intended for long term or permanent storage of product spills or leakage. Adequate means of monitoring and cleanup is required along with proper use and installation in accordance with Codes and regulations of the authority having jurisdiction. Please see Clause 1.8.NOTE 2: In case of product spills or leakage, the secondary containment liners shall be re-evaluated according to the requirements of the authority having jurisdiction.