[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"news-1000000000000002256":3,"session-user":16,"\u002Fapi\u002Fnews\u002Flist?categoryId=1000000000000000003&orderByColumn=publishTime&isAsc=desc&pageSize=5":17},{"id":4,"articleNo":5,"categoryId":6,"categoryName":7,"title":8,"summary":9,"content":10,"publishTime":11,"isTop":12,"isHot":12,"isRecommend":12,"viewCount":13,"collectCount":14,"updateTime":11,"contentHtml":15},"1000000000000002256","q257","1000000000000000003","问答分类","请教，土壤和地下水污染管控场地覆土的厚度和渗透系数有专门的要求吗？","请教下各位大神，土壤和地下水污染管控场地覆土的厚度和渗透系数有专门的要求吗？","请教下各位大神，土壤和地下水污染管控场地覆土的厚度和渗透系数有专门的要求吗？\n\n具体附土厚度和渗透系数要求需要在技术方案里给与明确。\n\n确定的依据要考虑污染物的迁移可能性，通过风险控制要求，反算其风险管控要求下的覆土厚度。\n\n具体情况具体分析，如有些场地需要铺HDPE膜，那么覆土厚度要求就降低得多。\n\n一般而言，黏土常作为阻隔层，渗透系数可以达到10^-7cm\u002Fs","2022-05-05T18:47:59+08:00","N",811,0,"\u003Cp>请教下各位大神，土壤和地下水污染管控场地覆土的厚度和渗透系数有专门的要求吗？\u003C\u002Fp>\n\u003Cp>具体附土厚度和渗透系数要求需要在技术方案里给与明确。\u003C\u002Fp>\n\u003Cp>确定的依据要考虑污染物的迁移可能性，通过风险控制要求，反算其风险管控要求下的覆土厚度。\u003C\u002Fp>\n\u003Cp>具体情况具体分析，如有些场地需要铺HDPE膜，那么覆土厚度要求就降低得多。\u003C\u002Fp>\n\u003Cp>一般而言，黏土常作为阻隔层，渗透系数可以达到10^-7cm\u002Fs\u003C\u002Fp>\n",null,{"items":18,"total":54,"pageNum":55,"pageSize":56},[19,26,33,40,47],{"id":20,"articleNo":21,"categoryId":6,"categoryName":7,"title":22,"summary":23,"publishTime":24,"isTop":12,"isHot":12,"isRecommend":12,"viewCount":25,"collectCount":14,"updateTime":24},"1000000000000002438","q439","您刚才提到了花管的长度最好1.5米，我有个疑问，比如，打一口井，总共10米深，地下水位在2米左右，含水层第一层是粉质粘土层，下面是砂土层，如果花管在砂土层的位置，水一般从砂土层开始渗入，最后采水样的时","您刚才提到了花管的长度最好1.5米，我有个疑问，比如，打一口井，总共10米深，地下水位在2米左右，含水层第一层是粉质粘土层，下面是砂土层，如果花管在砂土层的位置，水一般从砂土层开始渗入，最后采水样的时候，检测的数值，能更好地反映污染状况吗？","2023-07-27T20:43:58+08:00",2111,{"id":27,"articleNo":28,"categoryId":6,"categoryName":7,"title":29,"summary":30,"publishTime":31,"isTop":12,"isHot":12,"isRecommend":12,"viewCount":32,"collectCount":14,"updateTime":31},"1000000000000002418","q419","《关于加强国土空间详细规划工作的通知》提高详细规划编制水平的技术支撑手段有哪些？","《关于加强国土空间详细规划工作的通知》提高详细规划编制水平的技术支撑手段有哪些呢？","2023-05-07T19:29:48+08:00",1604,{"id":34,"articleNo":35,"categoryId":6,"categoryName":7,"title":36,"summary":37,"publishTime":38,"isTop":12,"isHot":12,"isRecommend":12,"viewCount":39,"collectCount":14,"updateTime":38},"1000000000000002417","q418","城市进入存量发展阶段的详细规划，《关于加强国土空间详细规划工作的通知》有哪些针对性的引导要求？","城市进入存量发展阶段的详细规划，《关于加强国土空间详细规划工作的通知》有哪些针对性的引导要求呢？","2023-05-07T13:13:24+08:00",1655,{"id":41,"articleNo":42,"categoryId":6,"categoryName":7,"title":43,"summary":44,"publishTime":45,"isTop":12,"isHot":12,"isRecommend":12,"viewCount":46,"collectCount":14,"updateTime":45},"1000000000000002416","q417","为什么这次《关于加强国土空间详细规划工作的通知》文件强调详细规划要立足资源资产关系？","为什么这次《关于加强国土空间详细规划工作的通知》文件强调详细规划要立足资源资产关系呢？","2023-05-07T13:12:31+08:00",1350,{"id":48,"articleNo":49,"categoryId":6,"categoryName":7,"title":50,"summary":51,"publishTime":52,"isTop":12,"isHot":12,"isRecommend":12,"viewCount":53,"collectCount":14,"updateTime":52},"1000000000000002415","q416","《关于加强国土空间详细规划工作的通知》深化“多规合一”改革的目标是什么？新的详细规划方法有何变化？","《关于加强国土空间详细规划工作的通知》深化“多规合一”改革的目标是什么？新的详细规划方法有何变化呢？","2023-05-07T13:08:14+08:00",1388,139,1,5]