ICS 13.080 CCS Z 10 广 DB4401 州 市 地 方 标 准 DB4401/T 102.2—2021 建设用地土壤污染防治 第 2 部分：污染修复方案编制技术规范 Soil pollution prevention and control of land for construction— Part 2: Technical specifications for remediation scheme of contamination 2021-09-09 发布 2021-10-01 实施 广 州 市 市 场 监 督 管 理 局 广 州 市 生 态 环 境 局 联合发布 DB4401/T 102.2—2021 目  次 前言...................................................................................................................................................................... III 引言......................................................................................................................................................................IV 1 范围..................................................................................................................................................................1 2 规范性引用文件..............................................................................................................................................1 3 术语和定义......................................................................................................................................................1 4 基本原则和工作程序......................................................................................................................................2 5 6 7 8 9 4.1 基本原则...................................................................................................................................................2 4.2 工作程序...................................................................................................................................................2 选择修复模式..................................................................................................................................................3 5.1 确认地块条件...........................................................................................................................................3 5.2 细化地块概念模型...................................................................................................................................4 5.3 确认修复目标...........................................................................................................................................4 5.4 确定修复模式...........................................................................................................................................4 筛选修复技术..................................................................................................................................................5 6.1 分析比较修复技术适用性...................................................................................................................... 5 6.2 修复技术可行性评估...............................................................................................................................5 6.3 确定修复技术...........................................................................................................................................5 制定修复技术方案..........................................................................................................................................6 7.1 制定修复技术路线...................................................................................................................................6 7.2 确定修复技术工艺参数...........................................................................................................................6 7.3 修复技术方案...........................................................................................................................................6 7.4 施工平面布局规划...................................................................................................................................7 7.5 施工组织安排...........................................................................................................................................7 7.6 异地风险管控和修复要求...................................................................................................................... 7 7.7 修复后土壤环境管理要求...................................................................................................................... 8 制定环境保护方案..........................................................................................................................................8 8.1 环境保护方案内容...................................................................................................................................8 8.2 二次污染防治方案..........................