4 and 6 car D Sets. This will free up H sets for transferal to suburban railway work. Stopping patterns Weekday Peak Hours Additional services operate between Central (i) and Gosford/Wyong in peak. Some services travel via the North Shore line and extend to Gosford and Wyong via Gordon Weekday Off-Peak Express services: Central (i), Strathfield, Epping, Hornsby, Woy Woy, Gosford, Tuggerah, Wyong, Morriset, Fassifern, Cardiff, Broadmeadow, Hamilton, Newcastle Interchange (operates every 60 minutes) All stops: Central (i), Strathfield, Epping, Hornsby, Berowra, then all stations to Newcastle Interchange (operates every 60 minutes) Weekends Central (i), Strathfield, Epping, Hornsby, Woy Woy, Gosford, Tuggerah, Wyong then all stops to Newcastle (every 120 minutes) Central (i), Strathfield, Epping, Hornsby, Woy Woy, Gosford, Tuggerah, Wyong, Wyee, Morriset, Fassifern, Cardiff, Broadmeadow, Hamilton, Newcastle Interchange (every 120 minutes) Central (i), Strathfield, Epping, Hornsby, Berowra, then all stations to Wyong (every 60 minutes) Upgrades Completed The line was electrified to Gosford in January 1960, Wyong in April 1982 and Newcastle in June 1984. As part of the Northern Sydney Freight Corridor project the following projects were completed: The projects were: Proposed Glendale station A railway station is proposed to be constructed in Glendale as part of the Lake Macquarie Transport Interchange project. The station will be located between Cockle Creek and Cardiff railway station and will have connections to buses. An extension of Glendale Drive leading to the proposed station has been built and completed in June 2017. The station, however, has not commenced construction. New Warnervale station A new station is proposed for Warnervale. The draft Central Coast Transportation Strategy stated that construction of the new railway station was to be completed by 2016. In October 2014 there were some differences between Wyong Council and the State Government over how a strategic piece of land should be developed at Warnervale. Stations This table does not include the services which run via the North Shore line and extend to Gosford and Wyong via Gordon. Patronage See also Main Northern Line- for details of history and construction. Newcastle Branch line- for the branch line between Broadmeadow and Newcastle. Woy Woy Tunnel. Hawkesbury River Railway Bridge. References Further reading The Short North, Singleton C.C. Australian Railway Historical Society Bulletin, May et seq, 1965 Transport on the Central Coast (New South Wales) Rail transport in the Hunter Region Newcastle, New South Wales City of Lake Macquarie Standard gauge railways in