Improves mobility, eases congestion and provides a reliable transportation option. Diminishes traffic congestion on the Liberty Bridge and Tunnel, West End Bridge and Ft. Pitt Bridge and Tunnel. Helps reduce travel times. Provides improved pedestrian connections along West Carson Street. Improves HOV access to Downtown. Promotes regional commute and rideshare programs. Transforms an historic railroad tunnel into a modern transportation facility. Helps conserve energy and reduce air pollution. Provides convenient connections to other Port Authority services and facilities, including the Monongahela Incline, Light Rail Transit System (T) and bus service. Provides additional parking to serve Station Square and Downtown Pittsburgh. Provides fast and efficient alternative to exiting Downtown Pittsburgh after major events.