The Tanjiawan dangerous rocks are located in the center of the Beishan scenic area in Dazu rock carvings.

Evaluation on the safety of natural gas pipeline impacted by dangerous rock fall;

Reinforcing construction technology of altitude steep wall dangerous rock;

Stability analysis and evaluation of the deformed dangerous rock collapsing;

Classification and identify of perilous rock in the area of the Three Gorges Reservoir;

A massive development mechanism and countermeasures for perilous rocks in the Three Gorges Reservoir area of P.R.China:The example of the Taibaiyan cliff at Wanzhou;

Revised method of water pressure in control fissure of perilous rockmass;

Research on numerical simulation of damage-fracture process of control fissure in unstable rock;

Researches on calculation method of support and support-anchorage union to unstable rock;

Research on calculation method of volley-unstable rock retaining wall;

Review on current situation to study and trend of dangerous rock mass;

Study on the development machanism of the dangerous rock mass in the sandstone and shale cliff;

Analysis on formation and development mechanism and discussion on prevention measures for Zenziyan dangerous rock mass in Chongqing;

Measure and analysis of rock falling scene for Baiyan Dangrous rock-mass over Maoping Landslide,Qinjiang;