论花岗岩分布区孤石的危害与判别

On the Harm and Identification of Boulders in Granite Distribution Area

花岗岩地区常见一些孤石分布的不均匀风化现象,会使地基形成一些不良地质现象,如地基的持力层软硬不均匀等地质问题。文中以实际工程为例,分析了孤石的主要危害及应对措施,探讨了其判别方法。

The uneven weathering of some boulders is common in granite area,which will cause some adverse phenomena of the foundation,such as uneven soft and hard bearing layer of the foundation and other geological problems.Taking a practical project as an example,this paper analyzes the main hazards and Countermeasures of boulders,and discusses their discrimination methods.