Front Page Chatham contractor slated to dig up Petrolia Line this summer April 22, 2016 496 Facebook Twitter Pinterest WhatsApp Linkedin ReddIt Email Print Birnam Construction workers put the top coat on Petrolia Line Nov. 26, 2015. This article is for digital subscribers Subscribe to view or log in below. Get access to The Independent online with one of our plans: Click here for a one-day pass Click here for digital subscription Click here for print and digital subscription Username or E-mail Password Remember Me Forgot Password