Among all the drama generated by Metra\'s schedule modifications, I noticed for the first time some mention of the defunct 3rd track on the North Line in the article below .. kinda interesting.
http://www.chicagobreakingnews.com/2010/09/metra-project-pitting-city-riders-vs-suburbanites.html\"Not rebuilding the bridges with three tracks is shortsighted, some railroad analysts believe.
Metra is limiting future service expansion, said F.K. \"Fritz\" Plous, director of communications for Corridor Capital LLC, a firm that finances passenger rail equipment.
Replacing the third track would boost capacity for express service, as is done on other Metra lines, Plous said. \"