North Sydney, New South Wales can be divided into three periods – the first from the original opening in 1886 to 1909, when the McMahons Point line opened. The second period covers the time until the Wynyard line was opened across the Sydney Harbour Bridge in 1932, and the third until construction of the Cahill Expressway on the eastern side of Sydney Harbour Bridge and the wider closure of the system in 1962. The first part of the North Sydney tramway system was a double-track cable tramway which commenced at the original Milsons Point Ferry wharf, located where the north pylon of the Harbour Bridge
Trams in Sydney Street, North Sydney over a now-demolished steel arch bridge over the Harbour Bridge Roadway, then over the eastern side of the harbour bridge (now used by the Cahill Expressway), through a tram platform at Milsons Point similar to the railway station on the opposite side, and dived underground into platforms 1 and 2 of Wynyard station. These platforms were converted into a car park after the tramway's closure in 1958. Wynyard station's railway platforms are thus numbered 3-6. The line along Military Road, opened in September 1893, was the first permanent electric tramway in Sydney and New South Wales. The