This paper presents the basic situation, geological engineering condition of the landslide and the emergency treatment technique after occurrence of the large deformation.

In accordance with their features,the police can adopt emergent measures to reduce the damage to a minimum range.

Destroy of ecological environment caused by coal over-mined and its control measures;

Soil erosion of tongziying hydroelectric station project and control measures;

Cause analysis and control measures of the crack of the prestressed cantilever casting box girder bridge;

Analysis on causes of pumping concrete cracking and preventive measures;

The analysis and preventive measures in the quality problem of concrete;

Common quality diseases of glass screen wall and its preventive measures;

Study on the causes of outside-wall leakage of houses and prevention measures;

Study on the cracks in masonry structure and prevention measures;