Collier Road is a main road in the north-eastern suburbs of Perth, Western Australia, linking Morley in the north-west to Bassendean in the south-east. It services an industrial area in Bayswater and Bassendean, the Morley business district, and connects to Tonkin Highway. Collier Road first existed as a gravel track in the 1910s. The 1950s and 1960s saw the land around Collier Road change from rural to urban. It has undergone a major realignment twice, first in the mid-1980s to make room for a larger shopping centre in Morley, and between 2016 and 2018, for the construction of an interchange with Tonkin Highway. Route description Collier Road is a four-lane road for its entire length, with a speed limit of from Walter Road to Grey/Jackson Streets, and from Grey/Jackson Streets to Guildford Road. Collier Road starts at a traffic-light-controlled T junction with Walter Road West in Morley. From there, it travels southwards, past the Galleria Shopping Centre and other various commercial buildings on the west, and residential housing on the east, bending a little to the east after . After , Crimea Street meets up with Collier Road at an unsignalised T junction. After another , Collier Road comes to a traffic-light-controlled intersection with Broun Avenue at the boundary of Morley and Embleton. From there, Collier Road is surrounded by residential houses in Embleton. After , the road bends to an easterly direction. After of straight road, there is a traffic-light-controlled intersection on the boundary of Embleton and Bayswater with Beechboro Road South on the south, and Embleton Avenue on the north. From there, Collier Road is surrounded on both sides by industrial buildings. After , at a traffic-light-controlled intersection with Wright Street, Collier Road changes name to Collier Link. Collier Road is instead used as the name for minor access road north. After , Collier Link comes to a single-point urban interchange by which it overpasses Tonkin Highway. After , Collier Link comes to a traffic-light-controlled intersection on the boundary of the City of Bayswater and the Town of Bassendean, with Jackson Street on the south and Grey Street on the north. The road changes name back to Collier Road. For , Collier Road bends north and then south, mostly through an industrial area, but with some residential on the east, near the end, where it crosses the Midland railway line at a level crossing and terminates at a