Sydney Ferries service being operated on the Parramatta River by PS "Surprise" from 1831. Cross-harbour services began in 1842 and this business grew to such an extent that a public company was formed, the North Shore Steam Ferry Co. Ltd. in 1878. In 1900, the North Shore company was reincorporated as Sydney Ferries Limited (SFL), which progressively took over most other harbour ferry services (except notably the Manly service operated by the Port Jackson & Manly Steamship Company), and became the world's largest ferry operator by fleet size. After the Sydney Harbour Bridge opened in March 1932, SFL patronage dropped almost overnight,
Sydney Harbour Bridge the T1 North Shore Line for Sydney Trains. The main roadway across the bridge is known as the Bradfield Highway and is about long, making it one of the shortest highways in Australia. The arch is composed of two 28-panel arch trusses; their heights vary from at the centre of the arch to at the ends next to the pylons. The arch has a span of and its summit is above mean sea level; expansion of the steel structure on hot days can increase the height of the arch by . The total weight of the steelwork of the bridge,