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| DB32/T 4409-2022 Underwater highway tunnel operation specifications- Safety hazard screening and elimination (English Version) |
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Detail of DB32/T 4409-2022
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Introduction of DB32/T 4409-2022
本文件规定了水下公路隧道运营隐患排查治理的基本要求、隐患分级与分类、隐患排查、隐患治理、评估改进等要求。
本文件适用于水下公路隧道运营管理单位开展隧道运营管理、隧道设施技术状况的隐患排查治理工作，水下城市隧道可参照执行。
Contents of DB32/T 4409-2022