October 2019, Vol. 246, No. 10

Integrity Management

Utility Finds Big Assist with Low-Pressure Issue

Real-Time Monitoring Helps Distributors Guard Against Outages By Tom McGee, Abriox Half-human, half-Atlantean Arthur Curry – Aquaman’s alter ego – traveled the deep ocean in DC Comic’s 2018 film, as his unique physiology made him immune to pressures of 3,000 to 9,000 pounds per square inch (psi).  In contrast, those of us living at sea level experience atmospheric pressure at 14.5 psi. Some gas mains (2-24 inches in diameter) can operate at 200 psi, while small service lines that deliver gas to residential customers typically function under 10 psi. While psi levels vary depending on the application, real-time pressure monitoring is essential for

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