High Quality Content by WIKIPEDIA articles! The Gateway Project is a proposed American rail expansion project to build a high-speed rail right-of-way and to alleviate the bottleneck along the Northeast Corridor (NEC) between Newark, New Jersey, and New York City. The project would create routing alternatives and add 25 train slots during peak periods to the current system used by Amtrak (AMTK) and New Jersey Transit (NJT) that has reached full capacity.