DB43/T—2023 284843 湖南省地方标准 ICS CCS 91.100.60 Q 25 发 布 湖南省市场监督管理局2023-1 1发布-09 2024-02实施-0 9典型工业园区重金属污染土壤 风险评估技术规范 Technical specifications for risk assessment of heavy metal soil in typical industrial parks contaminated DB43/T 2848—2023 I 目 次 前言 ································ ································ ································ ························ Ⅲ 1 范围 ································ ································ ································ ····················· 1 2 规范性引用文件 ································ ································ ································ ······ 1 3 术语和定义 ································ ································ ································ ············ 1 4 风险评估要求 ································ ································ ································ ········· 2 4.1 典型工业园区重金属污染识别 ································ ································ ·············· 3 4.2 分级分类评估 ································ ································ ································ ··· 3 4.3 风险评估的适应性 ································ ································ ····························· 3 5 风险评估技术流程 ································ ································ ································ ··· 3 6 重金属污染风险识别 ································ ································ ································ 4 6.1 识别的一般要求 ································ ································ ································ 4 6.2 环境调查与资料收集 ································ ································ ·························· 4 6.3 风险识别 ································ ································ ································ ········· 4 7 暴露评估 ································ ································ ································ ··············· 4 7.1 一般规定 ································ ································ ································ ········· 4 7.2 化学风险评估 ································ ································ ································ ··· 4 7.3 生物累积风险评价 ································ ································ ····························· 7 8 效应评价 ································ ································ ································ ··············· 8 8.1 总体要求 ································ ································ ································ ········· 8 8.2 生态毒理学风险评价 ································ ································ ·························· 9 8.3 土壤生态系统风险评价 ································ ································ ····················· 10 9 综合性生态风险表征 ································ ································ ······························ 11 9.1 总体规定 ································ ································ ································ ······· 11 9.2 综合生态风险指数 ································ ································ ··························· 11 9.3 综合生态风险评价 ································ ································ ··························· 12 10 重金属风险管控 ································ ································ ································ ·· 13 10.1 异位管控技术 ································ ································ ······························· 13 10.2 原位管控技术 ································ ································ ······························· 13 10.3 风险评估制度控制 ································ ································ ························· 14 附录A（资料性） 不同土地利用方式的土壤污染生态受体、评价终点和测定终点 ·················· 15 DB43/T 2848—2023 II DB43/T 2848—2023 III 前 言 本文件按照 GB/T 1.1 —2020《标准化工作 导则 第1部分：标准化文件的结构和起草规则》的规 定起草。 请注意本文件的某些内容可能涉及专利。本文件的发布机构不承担识别专利的责任。 本文件由湖南省工业和信息化厅提出。