The explosion of natural gas drilling operations in the Northeast — pardon the pun — has been a boon for many railroads' business the past few years, short lines included. Carload Express Inc. wanted to tap that opportunity, too. So, late last year the company created its fourth short line, the Ohio Terminal Railway, to access gas producers in the Marcellus and Utica shales. To learn more about the Ohio Terminal Railway, follow this link to read my web exclusive article.