In 1994, stations were constructed along Norfolk Southern's Washington Secondary (to Washington) at Mount Olive and Hackettstown, extending the line into Warren County and providing rail service to the International Trade Center (ITC) along with tourist attraction, Waterloo Village.
In 1994, Norfolk Southern extended its Washington Secondary line to include stations at Mount Olive and Hackettstown, providing rail service to the International Trade Center and Waterloo Village, a tourist attraction.