"45000.0"^^ . . "1980" . . . "State Route 4" . . . . "Tonkin Highway is a 44-kilometre-long (27 mi) north-south highway in Perth, Western Australia, linking Perth Airport and Kewdale with the city's north-eastern and south-eastern suburbs. The northern terminus is at Reid Highway in Malaga, and the southern terminus is at Thomas Road in Oakford."@en . "Tonkin Highway"@en . .