This Specification is developed to regulate the drill blasting operation for hydropower and water resources projects and ensure the construction quality and safety.|　This Specification applies to the excavation blasting for hydropower and water resources projects.|　The construction organization design and special blasting plan shall be prepared for blasting operation.|　The application of advanced techniques and processes as well as new type material and equipment is encouraged and shall be confirmed through demonstration or tests.|　In addition to this Specification， the blasting operation for hydropower and water resources projects shall also comply with the relevant national standards in force.|