红层软岩遇水失稳特性及建井实践
THE FAILURE CHARACTERISTC OF RFD BEDS SOFT ROCK IN WATER AND SHAFTING PRACTICES
-
摘要: 介绍了苏鲁豫皖边界地区中新生代红层的地质概况、物质组成及岩体结构,分析了红层软岩遇水膨胀崩解特性及影响因素,对井筒通过红层时所采用的方法进行了评价。Abstract: Basd on the analysis of the geological condition, composition,and rock mass struct of Mesozoic, and Cenozoic red beds in the boundary areas of Iiangs,Slandong, Henan and Anhui province,the swelling and disintegration characteristie and inflence Several shafting-sitking methods for passing thro ugh red bads are jndged.