Environmental and citizen groups in Quebec are demanding the National Energy Board (NEB) explain why it refuses to order a hydrostatic safety test of Enbridge’s Line 9 pipeline, a west-to-east oil pipeline that could come online as early as next month.
A hydrostatic test or hydrotest is a commonly used method to determine whether a pipeline can operate safely at its maximum operating pressure. The test involves pumping water at through the pipeline at levels higher than average operating pressures. Enbridge is reversing the flow of the 39-year old Line 9 pipeline, which previously carried imported oil (Read more…)