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  1. Overpressure - Wikipedia

    Overpressure Overpressure (or blast overpressure) is the pressure caused by a shock wave over and above normal atmospheric pressure. The shock wave may be caused by sonic boom or …

  2. Overpressure Levels of Concern | response.restoration.noaa.gov

    Apr 17, 2019 · Overpressure, also called a blast wave, refers to the sudden onset of a pressure wave after an explosion. This pressure wave is caused by the energy released in the initial …

  3. Blast Overpressure: An Invisible Threat - USACRC

    Apr 6, 2025 · Blast overpressure is one of the most damaging effects of an explosion. Measured in pounds per square inch (psi) or kilopascals (kPa), the rapid wave of high pressure blown …

  4. The human body can survive relatively high blast overpressure without experiencing barotrauma. A 5 psi blast overpressure will rupture eardrums in about 1% of subjects, and a 45 psi …

  5. Blast Overpressure - Health.mil

    Blast overpressure is the sudden onset of a pressure wave from explosions. The bigger the explosion, the more damaging the pressure wave.

  6. Overpressure - Atomic Archive

    Overpressure. Blast effects are usually measured by the amount of overpressure, the pressure in excess of the normal atmospheric value, in pounds per square inch (psi).

  7. OVERPRESSURE Definition & Meaning - Merriam-Webster

    The meaning of OVERPRESSURE is pressure significantly above what is usual or normal.

  8. Blast Pressure Injuries May Affect More Than the Brain of Troops, …

    Feb 6, 2025 · Sgt. William Schmaltz, another artilleryman in Sabol's unit, suffered a concussion from a blast overpressure event in Iraq that required medical evacuation to Germany during …

  9. DOD Spells Out New Requirements to Counter Blast Overpressure

    Aug 14, 2024 · Last week, the Defense Department released requirements meant to help manage the risks to brain health from blast overpressure, which can be generated by weapons systems …

  10. Overpressure causes - AAPG Wiki

    When a fluid pressure is higher than estimated from the normal hydrostatic fluid gradient for a given depth, it is called overpressure. For this situation to occur, the fluid must first be trapped …