Study on the microstructure of low-angle faults in Huanglasi landslid area;

The west dipping fault of the eastern Jizhong depression created negative structure inversion in the initial periods of early Tertiary.

This paper makes a synthetic mechanical analysis on the plunge pool flank wall,abutment wall broken failure by tilting and poses the reasonable reiforcing calculation to supply the theoretical and scientific warranty for the future hydrotechnical design.

Reasons causes the inclined fracture of PHC pipe pile and preventive measures;