Blast PSI

By Oakenshade LLC on AppTrack Ninja.

Overpressure & standoff calc

Blast PSI is a field calculator for blast overpressure and safe standoff. It's built for breachers, EOD and range staff, and tactical teams who need a quick, conservative estimate before a planned detonation. Enter the explosive and its net weight in grains, ounces, pounds, grams or kilograms. Blast PSI shows: • Peak overpressure (psi) and impulse at any distance • Standoff distances for DoD's 4 psi personnel line and for eardrum, lung and fatality thresholds • A ring diagram of every threshold around the charge, with your position marked • A "near walls / indoors" mode that uses reflected pr…

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