渗井,是在地层中开凿立式孔洞,将地面水和上层地下水引向更深的地下层,符合自然渗水规律,是一种立式地下排水设施。 在多层含水的地基上,如果影响路基的地下含水层较薄,且平式盲沟排水不易布置时,可考虑设置立式渗水井,向地下穿过不透水层,将上层含水引入下层渗水层,以利用地下水扩散排除。实际应用中,多应用于将边沟排不出的水渗到地下透水层中而设置的充填碎、砾石等粗粒材料井铺以倒滤层的竖井。
按渗井原理级配的复合多层滤料过滤,水按重力自上而下流动。
According to the principle of composite graded into seepage Wells pits multilayer filter material, water filtration by gravity flow top-down.
禁止利用渗井、渗坑、天然裂隙、溶洞或者国家禁止的其他方式排放放射性废液。
The use of seeping Wells, seeping pits, natural crevices, limestone caves or other means of discharge forbidden by the State for liquid radioactive waste is prohibited.
河床渗井具有出水量大、水质好、工程造价低和运行费用省等优点。对中小城镇和工矿企业的给水工程,这种井的经济效益尤为显著。
A seepage well on the river bed has many advantages such as large yield and good quality for water, cheaper engineering cost and operating expenses and so on.
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