The pig, or “Pipeline Integrity Gauge,” is a sophisticated device that is critical to the safety and integrity of pipelines. The oil and gas pipeline transportation industry can’t live without them. They help ensure the safe and efficient passage of crude oil, NGLs, petroleum products and natural gas through more than 2.3 million miles of pipeline in the U.S, according to PHMSA (Pipeline and Hazardous Materials Safety Administration). Over 3,000 pipeline operators in the U.S. manage this transport system. Their success is due in large part to pigs. Today we investigate the role of pigs in oil and gas pipeline transportation infrastructure.
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