Blast to specification

Overview & Purpose

What This Standard Covers

This standard outlines the competencies required for blasting operations, focusing on the completion and verification of the initiation circuit, securing the danger zone, executing the blast, and inspecting the site post-detonation. It emphasizes adherence to operational requirements and safety practices.

Performance Criteria

• Complete and check the initiation circuit
• Clear and secure the danger zone
• Sound warning and fire the blast
• Inspect the blast site after detonation
• Collate feedback and record findings

Knowledge & Understanding Requirements

• Approved procedures and practices relevant to blasting operations
• Relevant legislation and health and safety responsibilities
• Types of detonating devices and explosives used
• Initiation sequences and potential effects of delays
• Circuit testing and recognition of misfires
• Communication and warning systems
• Hazards associated with blasts, including flyrock and fumes
• Procedures for monitoring ground vibration and air overpressure

Relevent Roles

• Coal mine operatives
• Quarry workers
• Managers in mining and energy
• Blasting operations specialists