basic railway bridge usually with only two parallel girders, be they single or double track bridges. The Burwood rail underbridge represents the triple-girder type. Gallery See also Burwood railway station, Sydney Railway bridges in New South Wales References Attribution External links New South Wales State Heritage Register Burwood, New South Wales Railway bridges in New South Wales Articles incorporating text from the New South Wales State Heritage Register 1892 establishments in Australia Infrastructure completed in 1892 Main Southern railway line, New South Wales