Mariner East pipeline projects to generate $4.2 billion in e aspwv2015-02-09T00:00:00-05:00February 9th, 2015|Twitter| Mariner East pipeline projects to generate $4.2 billion in economic activity, create 30k jobs http://t.co/tsBgNTJnsL http://t.co/FZUarwDbiC Share This Story, Choose Your Platform! FacebookTwitterRedditLinkedInWhatsAppTumblrPinterestVkEmail