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Safety Considerations for Pneumatic Pressure Testing
Safety considerations for pneumatic pressure testing. Safety considerations for pneumatic pressure testing. Published October 2023 Keywords Pneumatic Pressure Test Stored Energy Minimum Safe Distance Scaled Consequence Factor ASME PCC-2 Repair of Pressure Equipment and Piping Share Summary Pneumatic pressure testing poses a significant health and safety risk due to the stored energy of the test gas, especially on larger volume piping. This can affect the operations of clients or construction activities and should be considered when specifying pneumatic pressure tests. Safe distances for personnel are proscribed in ASME PCC-2 Repair of Pressure Equipment and Piping. Minimum safe distance is 30m (100ft) and increases with stored energy and risk of fragments being thrown. The safe distance can be reduced utilizing mitigation techniques included in ASME PCC-2. When specifying a pneumatic pressure test always consider stored energy and look to eliminate the need for the testing or substitute hydrostatic. Reducing the safe distance below 30m (100ft) should always be a last resort. Codes and Standards ASME PCC-2 Repair of Pressure Equipment and [...]
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