Signals and tracks along the Northeast Corridor line would be upgraded.

The track was upgraded to use concrete sections following damage caused by the Great Storm of 1987.

Under new responsibility, the track was significantly upgraded to higher quality then that which had been left by the Asian workers.

The tracks were upgraded, as was other parts of the infrastructure.

The track was also upgraded with 87-pound rails.

The track was upgraded to a synthetic surface at the same time.

The tracks were not upgraded significantly during steam or diesel eras.

In the following years the track was upgraded to passenger standards while negotiations with the authorities continued.

The track was upgraded to handle trains at 100km/h, allowing for shorter journey times.

The track was opened on 4 November 1955 and upgraded to a synthetic 8 lane in May 1995.