Nightly train delays
Woy Woy travellers will experience nightly train delays from 11:40pm until 3am from Monday, February 6, until Friday, February 10.
Some trains will operate up to 15 minutes later than the normal timetable due to track work between Hornsby and Thornleigh.
Buses will also replace trains from 2am on Saturday, February 11, until 2am on Monday, February 13.
Passengers are advised that "Guardian services" with patrolling transit officers normally departing Central on Saturday, February 11, at 10.15pm and Sunday, February 12, at 12.15am will not operate and additional security measures will not be provided on replacement buses.
Website, 2 Feb 2012
Cityrail