The Sydney - Newcastle F3 Freeway is the most direct road between Sydney and Newcastle. The road between Mount White and Calga was recently widened to three lanes is each direction to increase safety and reduce travelling times and costs.
The major stages of the project:
- April 1963 - Construction begins on a 7 km section of dual carriageways north from the Hawkesbury River.
- December 1983 - The Somersby to Wallarah Creek section of the freeway opens.
- December 1986 - 15 km section of the Freeway opens between Calga and Somersby.
- December 1988 - 15.5 km of freeway completed between Berowra and the Sydney suburb of Wahroonga.
- December 1990 - Freeway completed from Wallarah Creek to Palmer's Road.
- December 1993 - The 160 km dual carriageway link is complete.
- December 2004 - Completion of widening between Calga and Jolls Bridge.