Posted on October 18, 2017 May 13, 20181381a This color is used on CSX on the East cost of America. This ballast is used on other line in America. Post navigationPrevious post: 1381a Leave a Reply Cancel reply Your email address will not be published. Required fields are marked *Comment Name * Email * Website Save my name, email, and website in this browser for the next time I comment. Notify me of new posts by email.