Discussion of fire-fighting safety management on buildings construction site;

Major questions existed in safety management of construction site at present and countermeasures;

Study on the technology of the cement mixing pile composite foundation and the site construction management;

Taking the construction of HengNan Bridge of Hengyang City in Hunan Province as an example, the paper states the main construction point and control method in the course of the site construction of steel pipe concrete arch bridge.

Field construction management is a kind of comprehensive work with high technical requirements,this management is also a process of convertion from planning and designing to reality.

Actually, hydraulic fracture technology has now matured at abroad and home, but the approach of quality control over the field construction of technology needs further perfecting.

Discussion on the safety status in construction field and corresponding measures;

Visual monitoring systems for 500 kV substation construction fields;

Cultivation and organization of the material management talents procession in the construction field;