August 2022, Vol. 249, No. 8


Integrity Management of RNG Pipelines

By Jim Finch, CenterPoint Energy and Michael Kobelak, Intero Integrity Services   (P&GJ) — CenterPoint Energy operates more than 80,000 miles (130,000 km) of natural gas pipelines and serves over 4.7 million metered natural gas customers across six states: Indiana, Louisiana, Mississippi, Minnesota, Ohio and Texas. In 2020, CenterPoint announced its ambitious goal to achieve net-zero emissions by 2035. Figure 1: Anatomy of a pipe explorer robot. This includes further implementation of renewables such as wind and solar, carbon capture opportunities in the natural gas supply chain, conservation/efficiencies and carbon reduction techn

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