China National Standards

China Classification Urban Underground GB Standards List


  •  China "Classification Urban Underground" GB Standards List:
  • Standard  Code Standard Title Standard Class Order
    GB/T 41925-2022 Classification of Urban Underground Space and Underground Engineering {译}
    城市地下空间与地下工程分类
    China National Standards
    Classification Urban Underground

    English PDF
    GB/T 28590-2012 Classification and code for urban underground facilities
    城市地下空间设施分类与代码
    China National Standards
    Classification Urban Underground

    English PDF

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