Complex sentence: The project would have more than doubled the number of trains from New Jersey to Midtown Manhattan, New York City, providing direct, one-seat service from all of NJ Transit's rail lines, as well as more frequent service to in-state destinations.
Split into simpler sentences: The project would have more than doubled the number of trains from New Jersey to Midtown Manhattan, New York City, providing direct, one-seat service from all of NJ Transit's rail lines. In addition to vastly improved rail service to New York City, New Jersey residents also would have seen more frequent service to in-state destinations.