Potential Asbestos Containing Soils

Potential asbestos containing soils in Fairfax County. These soils are mapped over naturally asbestos-containing bedrock. Safety precautions must be taken during construction. Orange soils, which overlie a majority of this geology, also contain shrinking-swelling clays which can cause foundation distress.费尔法克斯县境内存在潜在含石棉土壤。此类土壤分布于天然含石棉基岩之上，施工期间必须采取安全防护措施。覆盖该类地质大部分区域的橙色土壤，同时含有胀缩性黏土，此类黏土可引发地基受损。