ME2: It was the project that just couldn’t get a foothold in 2017, and it promises to continue to be an area of focus for the liquefied petroleum gas (LPG) infrastructure industry going into 2018. Sunoco Industries’ Mariner East 2 (ME2) pipeline project is expected to open in the second quarter of 2018, according to what pipeline creator Energy Transfer Partners said during its third-quarter earnings call.

In all, two delays in the planned opening of the pipeline from an anticipated third-quarter 2017 opening, roiled the energy transport market - particularly the rail tank car sublease market, as the changes meant an unanticipated need to use rail cars to take away NGLs from fractiona...