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How to Calculate the Number of Drill Holes in a Blast (Using hole diameter or burden and spacing values)
A Practical Lesson from PETS Training During one of our Practical Explosives Training School (PETS) classes, we discussed blast design fundamentals and worked through several real-world blasting examples. During the…
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…
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