High Quality Content by WIKIPEDIA articles! The Eastern Suburbs Railway is a commuter railway line in Sydney constructed in the 1970s. It is operated by CityRail and has stations at Martin Place, Kings Cross, Edgecliff and Bondi Junction. In addition, it has dedicated platforms at Town Hall, Central and Redfern stations. All of these stations are underground. The Eastern Suburbs railway connects with the Illawarra line at Erskineville, forming the Eastern Suburbs & Illawarra Line. The line features turnbacks at Central, Martin Place and Bondi Junction. It operates a service- every 3 to 5 minutes during peak hours, 10 minutes at other times and 10 to 15 minutes on weekends.