<p style="text-indent:32px"><strong><span style="font-family: 宋体;font-size: 16px">第一阶段调查结论：</span></strong></p><p style="text-indent:32px;text-autospace:none;text-align:justify;text-justify:inter-ideograph;line-height:150%"><span style=";font-family:'Times New Roman';font-size:16px"><span style="font-family:宋体">通过第一阶段土壤污染状况调查，针对项目地块地块内、相邻地块和周围区</span></span><span style=";font-family:宋体壵分\.\.\.;font-size:16px">域涉及历史企业及相关活动环境污染进行分区域识别经污染识别分析，项目地可能存在的污染源主要有：</span><span style=";font-family:宋体壵分\.\.\.;font-size:16px">木器加工厂机械暂存间机械漏油对</span><span style=";font-family:宋体壵分\.\.\.;font-size:16px">调查地块造成污染，主</span><span style=";font-family:宋体壵分\.\.\.;font-size:16px">要污染因子包括</span><strong><span style="font-family: '宋体壵分...';font-size: 16px">石油烃</span></strong><span style=";font-family:'Times New Roman';font-size:16px"><span style="font-family:宋体">（</span>C</span>_{<span style=";font-family:'Times New Roman';font-size:16px;vertical-align:sub">10</span>}<span style=";font-family:'Times New Roman';font-size:16px">-C</span>_{<span style=";font-family:'Times New Roman';font-size:16px;vertical-align:sub">40</span>}<span style=";font-family:'Times New Roman';font-size:16px"><span style="font-family:宋体">）</span></span><span style="font-family: '宋体壵分...';font-size: 16px">；</span><span style=";font-family:宋体;font-size:16px">木器加工厂喷漆过程中喷漆废气沉降对调查地块产生影响，</span><span style=";font-family:宋体壵分\.\.\.;font-size:16px">主</span><span style=";font-family:宋体壵分\.\.\.;font-size:16px">要污染因子包括</span><strong><span style="font-family: '宋体壵分...';font-size: 16px">苯系物</span></strong><span style="font-family: '宋体壵分...';font-size: 16px">；</span><span style="font-family: '宋体壵分...';font-size: 16px">酸库中强酸在储存、取用过程中不排除地面存在裂缝强酸垂直下渗导致地块土壤受到污染，</span><span style=";font-family:宋体壵分\.\.\.;font-size:16px">主</span><span style=";font-family:宋体壵分\.\.\.;font-size:16px">要污染因子包括</span><strong><span style="font-family: '宋体壵分...';font-size: 16px"><span style="font-family:宋体壵分...">氯离子、硫酸根、</span><span style="font-family:宋体壵分...">pH</span></span></strong><span style="font-family: '宋体壵分...';font-size: 16px">；</span><span style="font-family: '宋体壵分...';font-size: 16px">酸库在运营过程中</span><span style="font-family: '宋体壵分...';font-size: 16px">使用年限较长，不排除有酸液泄露需蓄水池应急情况</span><span style="font-family: '宋体壵分...';font-size: 16px">，</span><span style=";font-family:宋体壵分\.\.\.;font-size:16px">主</span><span style=";font-family:宋体壵分\.\.\.;font-size:16px">要污染因子包括</span><strong><span style="font-family: '宋体壵分...';font-size: 16px"><span style="font-family:宋体壵分...">氯离子、硫酸根、</span><span style="font-family:宋体壵分...">pH</span></span></strong><span style="font-family: '宋体壵分...';font-size: 16px">；</span><span style="font-family: '宋体壵分...';font-size: 16px">西建大金工实习基地紧邻且位于调查地块上风向，其金属矿石筛分仪器产生的粉尘会通过大气迁移沉降在地块内对调查地块产生影响，</span><span style=";font-family:宋体壵分\.\.\.;font-size:16px">主</span><span style=";font-family:宋体壵分\.\.\.;font-size:16px">要污染因子包括</span><strong><span style="font-family: '宋体壵分...';font-size: 16px">重金属</span></strong><span style="font-family: '宋体壵分...';font-size: 16px">。</span></p><p style=";text-align:justify;text-justify:inter-ideograph"><span style=";font-family:宋体;font-size:16px">由于无法排除地块历史使用过程及外来污染源对调查地块产生的污染影响，因此需要对本地块进行第二阶段调查工作，通过对地块采样、实验室检测分析，明确给出该地块是否受到污染的结论。</span></p><p style="text-indent:32px"><strong><span style="font-family: 宋体;font-size: 16px">第二阶段调查结论：</span></strong></p><p style=";text-align:justify;text-justify:inter-ideograph"><strong><span style="font-family: 'Times New Roman';font-size: 16px">1</span></strong><strong><span style="font-family: 宋体;font-size: 16px"><span style="font-family:Times New Roman">.</span></span></strong><span style=";font-family:'Times New Roman';font-size:16px"><span style="font-family:宋体">本次调查共布设</span></span><span style=";font-family:宋体;font-size:16px"><span style="font-family:Times New Roman">7</span></span><span style=";font-family:'Times New Roman';font-size:16px"><span style="font-family:宋体">个采样点位，采集</span></span><span style=";font-family:宋体;font-size:16px"><span style="font-family:Times New Roman">28</span></span><span style=";font-family:'Times New Roman';font-size:16px"><span style="font-family:宋体">组土壤样品（包括</span></span><span style=";font-family:宋体;font-size:16px"><span style="font-family:Times New Roman">3</span></span><span style=";font-family:'Times New Roman';font-size:16px"><span style="font-family:宋体">组平行样</span></span><span style=";font-family:宋体;font-size:16px"><span style="font-family:宋体">和</span><span style="font-family:Times New Roman">1</span><span style="font-family:宋体">个对照点样</span></span><span style=";font-family:'Times New Roman';font-size:16px"><span style="font-family:宋体">），获取地块内有代表性土壤样品送实验室检测，检测项目包括《土壤环境质量建设用地土壤污染风险管控标准（试行）》（</span>GB 36600-2018<span style="font-family:宋体">）表</span><span style="font-family:Times New Roman">1</span><span style="font-family:宋体">中</span><span style="font-family:Times New Roman">45</span><span style="font-family:宋体">项</span><span style="font-family:Times New Roman">+</span><span style="font-family:宋体">石油烃（</span><span style="font-family:Times New Roman">C</span></span><span style=";font-family:'Times New Roman';font-size:11px">10</span><span style=";font-family:'Times New Roman';font-size:16px">- C</span><span style=";font-family:'Times New Roman';font-size:11px">40</span><span style=";font-family:'Times New Roman';font-size:16px"><span style="font-family:宋体">）</span></span><span style=";font-family:宋体;font-size:16px"><span style="font-family:Times New Roman">+</span><span style="font-family:宋体">氯离子</span><span style="font-family:Times New Roman">+</span><span style="font-family:宋体">硫酸根</span><span style="font-family:Times New Roman">+pH</span></span><span style=";font-family:'Times New Roman';font-size:16px"><span style="font-family:宋体">。</span></span></p><p style="text-indent:32px;text-align:justify;text-justify:inter-ideograph"><strong><span style="font-family: 'Times New Roman';font-size: 16px">2</span></strong><strong><span style="font-family: 宋体;font-size: 16px"><span style="font-family:Times New Roman">.</span></span></strong><span style=";font-family:'Times New Roman';font-size:16px"><span style="font-family:宋体">本地块评价过程中土壤评价选取《土壤环境质量</span> <span style="font-family:宋体">建设用地土壤污染风险管控标准（试行）》（</span>GB 36600-2018<span style="font-family:宋体">）表</span><span style="font-family:Times New Roman">1</span><span style="font-family:宋体">、表</span><span style="font-family:Times New Roman">2</span><span style="font-family:宋体">第</span></span><span style=";font-family:宋体;font-size:16px">一</span><span style=";font-family:'Times New Roman';font-size:16px"><span style="font-family:宋体">类用地风险筛选值</span></span><span style=";font-family:'Times New Roman';font-size:16px"><span style="font-family:宋体">，</span></span><span style=";font-family:宋体;font-size:16px"><span style="font-family:Times New Roman">pH</span><span style="font-family:宋体">、硫酸根、氯离子根据本次调查地块对照点检测结果进行对比评价。</span></span></p><p style="text-indent:32px;text-align:justify;text-justify:inter-ideograph"><span style=";font-family:'Times New Roman';font-size:16px"><span style="font-family:宋体">根据分析检测结果，得到以下结论：</span></span></p><p style="text-indent:32px;text-align:justify;text-justify:inter-ideograph"><span style=";font-family:'Times New Roman';font-size:16px"><span style="font-family:宋体">本次调查地块土壤环境质量符合《土壤环境质量</span> <span style="font-family:宋体">建设用地土壤污染风险管控标准（试行）》（</span>GB 36600-2018<span style="font-family:宋体">）</span></span><span style=";font-family:'Times New Roman';font-size:16px"><span style="font-family:宋体">中第</span></span><span style=";font-family:宋体;font-size:16px">一</span><span style=";font-family:'Times New Roman';font-size:16px"><span style="font-family:宋体">类用地风险筛选值</span></span><span style=";font-family:'Times New Roman';font-size:16px"><span style="font-family:宋体">要求</span></span><span style=";font-family:宋体;font-size:16px">，</span><span style=";font-family:宋体;font-size:16px"><span style="font-family:Times New Roman">T04</span><span style="font-family:宋体">、</span><span style="font-family:Times New Roman">T05</span><span style="font-family:宋体">酸库布点中</span><span style="font-family:Times New Roman">pH</span><span style="font-family:宋体">、硫酸根、氯离子值与对照点以及其余点位值相差不大；</span></span><span style=";font-family:'Times New Roman';font-size:16px"><span style="font-family:宋体">综上，调查地块所在区域土壤风险可以接受，调查地块可按照相关规划进行开发利用，本次调查可于第二阶段（初步采样分析）结束。</span></span></p><h2 style="margin-left:54px;text-align:justify;text-justify:inter-ideograph"><span style="font-family: 'Times New Roman';font-size: 20px">1.1 </span><strong><span style="font-family: 'Times New Roman';font-size: 20px"><span style="font-family:宋体">不确定性分析</span></span></strong></h2><p style="text-indent:32px;text-align:justify;text-justify:inter-ideograph"><span style=";font-family:'Times New Roman';font-size:16px"><span style="font-family:宋体">本报告是针对调查事实，基于标准方法，应用科学原理和专业判断进行逻辑推断和解释；是基于有限的资料、数据、工作范围、时间周期、项目预算及目前可以获得的调查事实而做出的专业判断。调查过程中可能存在一些不确定因素。</span></span></p><p style=";text-align:justify;text-justify:inter-ideograph"><span style=";font-family:宋体;font-size:16px"><span style="font-family:宋体">（</span><span style="font-family:Times New Roman">1</span><span style="font-family:宋体">）调查地块内及相邻地块历史上</span></span><span style=";font-family:宋体;font-size:16px">为东方厂工业用地</span><span style=";font-family:宋体;font-size:16px">，通过人员访谈可知，地块内及相邻地块</span><span style=";font-family:宋体;font-size:16px">存在多处涉密厂房，且东方厂</span><span style=";font-family:宋体;font-size:16px">成立时间较早，</span><span style=";font-family:宋体;font-size:16px">运营时间较长</span><span style=";font-family:宋体;font-size:16px">，可能存在不确定性，但本次将地块内企业可能对地块环境造成污染的因子进行采样分析，土壤监测结果满足</span><span style=";font-family:'Times New Roman';font-size:16px">GB36600</span><span style=";font-family:宋体;font-size:16px">第一类用地筛选值要求</span><span style=";font-family:宋体;font-size:16px">，</span><span style=";font-family:宋体;font-size:16px">同时参考相邻地块已结束的土壤污染二阶段调查报告（检测结果均未超出</span><span style=";font-family:'Times New Roman';font-size:16px"><span style="font-family:宋体">第</span></span><span style=";font-family:宋体;font-size:16px">一</span><span style=";font-family:'Times New Roman';font-size:16px"><span style="font-family:宋体">类用地风险筛选值</span></span><span style=";font-family:宋体;font-size:16px">），进一步</span><span style=";font-family:宋体;font-size:16px">降低了一阶段调查过程中的不确定性。</span></p><p style="text-indent:32px;text-align:justify;text-justify:inter-ideograph"><span style=";font-family:'Times New Roman';font-size:16px"><span style="font-family:宋体">（</span>2<span style="font-family:宋体">）本报告结论是在本次调查采样方案的指导下取样监测得到的，监测布点、样品采集符合《建设用地土壤污染风险管控和修复监测技术导则》（</span><span style="font-family:Times New Roman">HJ 25.2-2019</span><span style="font-family:宋体">）和相关标准要求，保证了采样点位的代表性。各监测指标均使用国家标准和规范中规定的分析方法，分析过程中进行空白值的测定、样品的精密度和准确度控制等质量控制措施，结果均满足相关要求，降低了现场采样和实验室分析过程中的不确定因素。</span></span></p><h2 style="margin-left:54px;text-align:justify;text-justify:inter-ideograph"><span style="font-family: 'Times New Roman';font-size: 20px">1.2 </span><strong><span style="font-family: 'Times New Roman';font-size: 20px"><span style="font-family:宋体">建议</span></span></strong></h2><p style="text-indent:32px;text-align:justify;text-justify:inter-ideograph"><span style=";font-family:'Times New Roman';font-size:16px"><span style="font-family:宋体">根据本次调查结果，地块内整体环境良好，符合规划条件下的土壤环境质量标准，但考虑到未来使用要求，提出以下建议：</span></span></p><p style="text-indent:32px;text-align:justify;text-justify:inter-ideograph"><span style=";font-family:'Times New Roman';font-size:16px"><span style="font-family:宋体">（</span>1<span style="font-family:宋体">）做好项目地块的环境管理工作，地块开发建设</span></span><span style=";font-family:宋体;font-size:16px">期间</span><span style=";font-family:'Times New Roman';font-size:16px"><span style="font-family:宋体">严禁在地块内倾倒可能对土壤造成污染的固体废物和危险废物，禁止在地块内排放含有有毒有害物质的废水，严防外源性污染的输入。</span> </span></p><p style="text-indent:32px;text-align:justify;text-justify:inter-ideograph"><span style=";font-family:'Times New Roman';font-size:16px"><span style="font-family:宋体">（</span>2<span style="font-family:宋体">）本次调查结束后，土地使用权人应当按照相关规范要求，将调查报告主要内容通过网站等便于公众知晓的方式向社会公开，并上传全国</span></span><span style=";font-family:宋体;font-size:16px">建设用地</span><span style=";font-family:'Times New Roman';font-size:16px"><span style="font-family:宋体">土壤环境信息管理平台。</span></span></p><p><span style=";font-family:宋体;font-size:16px"><span style="font-family:宋体">（</span><span style="font-family:Times New Roman">3</span><span style="font-family:宋体">）项目地块施工过程中，如发现地块土壤存在可能污染的风险，应立即停止施工，并上报管理部门。</span></span></p><p><br/></p>