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Database: 365,228(8 Aug 2026)

permafrost year

permafrost year, Total:12 items.

The international standard classification for "permafrost year" includes: .

The Chinese standard classification for "permafrost year" includes: .


Qinghai Provincial Standard of the People's Republic of China

  • DB63/T 1886-2021 Technical status assessment of high-grade highway subgrade in permafrost regions
  • DB63/T 1489-2016 Technical specifications for thermal rod subgrade in permafrost regions
  • DB63/T 1674-2018 Technical specifications for highway tunnels in permafrost regions
  • DB63/T 2188-2023 Monitoring procedures for basic parameters of permafrost
  • DB63/T 1485-2016 Technical specification for thermal insulation subgrade in permafrost regions
  • DB63/T 1486-2016 Technical specifications for permafrost block stone subgrade
  • DB63/T 1490-2016 Technical specifications for ventilation pipe subgrade in permafrost regions

Inner Mongolia Provincial Standard of the People's Republic of China

  • DB15/T 2425-2021 High-latitude permafrost region highway subgrade monitoring regulations
  • DB15/T 2423-2021 Static triaxial compression test procedure for highway permafrost in high latitude permafrost regions

Group Standards of the People's Republic of China

  • T/CHCA 012-2023 Technical Specifications for Construction of Permafrost Subgrade in Highway Engineering

Professional Standard - Traffic

  • JTG/T D31-04-2012 Guidelines for design and construction of highway in permafrost area

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