To accommodate the current and expected future demand for transportation services, New Jersey Transit--the nation's third-largest system--is teaming with the Port Authority of New York and New Jersey to construct a new rail tunnel connecting New Jersey and New York City. This article profiles the current state of this $US8.7 billion project, an effort boosted by US President Obama's stimulus program. In doing so, it explains the public's need for this project and identifies the project's funding sources; it describes the project's expected environmental impact and expected service impact. It overviews the evolution of the project's earliest stages. It then discusses the process of assembling the project team, noting its diversity of participants, its protocols, and its processes for working together and managing the project work.