Enbridge files Line 9 engineering assessment

Enbridge has filed an engineering assessment of its Line 9 oil pipeline with the National Energy Board (NEB) as part of an application for approval of a flow reversal.  The assessment addresses risks of internal and external pipeline corrosion, stress corrosion cracking and mechanical damage to the pipeline and provides information obtained from recent investigative digs and associated testing.  Read the assessment at: ENGINEERING ASSESSMENT FOR LINE 9 REVERSAL PHASE 1.