Explosives Engineering

When Do You Need to Placard Your Truck?

When Do You Need to Placard Your Truck? A Practical Guide for Commercial Blasters Transporting Explosives and Detonators By Petr Explosives Group (PEG) In commercial blasting operations, transporting explosives and…

What the Driller Should Report to the Blaster

What the Driller Should Report to the Blaster Why Drilling Data is Critical for Successful Blasting Operations In surface mining and quarrying, the drilling phase is much more than simply…

PART 2. Designing Sand Covers for Blast Flyrock Control: Practical Engineering Guidelines

PART 2. Designing Sand Covers for Blast Flyrock Control: Practical Engineering Guidelines Sand cover can be estimated from the upward energy trying to eject rock, but the cardinal rule is…

Top 10 Mistakes New Blasters Make

Top 10 Mistakes New Blasters Make Practical Lessons from the Field Blasting is one of the most powerful and effective tools used in mining, construction, quarrying, and avalanche control. However,…

Introduction to Loading Density in Blasting Using PetsTool Calculator

Introduction to Loading Density for Blasters How to Calculate It and Use the PETS Toolbox Calculator Loading Density (LD) is one of the most useful calculations in blast design. It…

Monthly Explosive Inventory & How to calculate it

Using the PETS Toolbox Inventory Calculator For licensed blas For licensed blasters, explosive inventory is not optional — it is a regulatory requirement. Whether you operate under ATF regulations, state…