To provide references for stability analysis of Niba mountain tunnel construction,based on the actual stress environment and the uniaxial compression test,a series of triaxial compression and unloading tests are carried out.

As a bottleneck of the enlargement engineering of the Xiangfan-Chongqing railway, the Dabashan tunnel constructed in the 70 s of 20.

Design principia of control drainage on mountain tunnel;

Comparison of the application of water proof and drainage construction in regional tunnel of metro and mountain tunnel;

Plane numerical analysis of mechanical behaviors of lining structure under high hydraulic pressure in mountain tunnel;

Application of High Density Resistivity Method in Geotechnical Engineering Investigation of Laoshan Tunnel;