Design and Quality Control of Negative Excavation Blasting in 5# and 6# Units of Tianwan Nuclear Power Station

Abstract:

The paper reviewed the design and quality control of nuclear island negative excavation blasting around a conmmercial operation nuclear power station, especially described presplitting blasting of negative excavation, the nuclear island corridor blasting technology and key points of the quality control.

Key words:nuclear island negative excavation; presplitting blasting; presplitting blasting; quality and safety control