Blaster how-to

How to Clear and Guard a Blast Area

Clearance prevents injuries.

Updated By the Career Education Institute Curriculum Team
Quick answer

Clearance prevents injuries. In short: set; post; sound, then complete the remaining steps below.

Step by step

  1. Set the blast zone.

  2. Post guards.

  3. Sound warnings.

  4. Confirm everyone is out.

  5. Fire.

  6. Inspect and give all clear.

Safety reminders for blasters

  • Follow explosives laws
  • Store explosives in magazines
  • Clear and guard areas
  • Follow misfire procedures

Burden · Spacing · Stemming · Powder factor · Delay · Flyrock: see the full blaster glossary.

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