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Statistics:

• Length: 9 km
• Eastern Terminus: Glen Osmond Road (A1), Adelaide-Crafers Highway (NH-M1) and Portrush Road (NH-A17) at Myrtle Bank
• Western Terminus: Anzac Highway (A5) at Plympton
• Suburbs, Towns & Localities Along The Route: Plympton, South Plympton, Black Forest, Clarence Park, Cumberland Park, Kings Park, Hawthorn, Highgate, Myrtle Bank and Glen Osmond.

Route Numbering:

• Current: A3
• Road Authority Internal Classification: 6215 1

General Information:

Cross Road is a major east-west route that passes through Adelaide's inner southern suburbs. It's a multi-laned arterial standard route, connecting Adelaide's east suburbs and hills to Adelaide's western suburbs. A3 forms part of Adelaide's Outer City Ring Route. 2

More than 50,000 vehicles pass through the Cross Road and Marion Road intersection each day. 3

History:

• 1918: The railway level crossing at Clarence Park at the intersection with Main South (A13) was protected by a gong. 4
• 1928: Flashing lights were installed on the railway level crossing at Clarence Park at the intersection with Main South (A13), with the g 5ong and, later, stop signs were placed on Cross Road. 4
• 1985: South Rd overpass was completed. 5
• March 2004: Upgrade to the railway level crossing at Unley Park commenced. Improvements included installation of queue detectors between the level crossing and the traffic signals, installation of three permanent fixed cameras which will be linked to Transport SA's Traffic Control Centre, Norwood to enable the intersection to be monitored and linking of traffic signals along Cross Road with level crossing traffic signals. 6
• 27 April 2005: Upgrade a traffic signal controller at the corner of Cross Road and Duthy Street, Highgate. 7
• June 2005: The tram level crossing on Cross Road at Plympton upgraded. 8

Preview:	Description:
	Advance Directional Sign: AD sign approaching Goodwood Rd in Clarence Park, October 2009. Image © Paul Rands
	Approaching Victoria Avenue: Cross Road, eastbound, approaching Victoria Avenue in Unley Park, October 2009. Image © Paul Rands
	Advance Directional Sign: AD sign approaching the intersection with View Street, Unley Road, and Belair Road (TD57) at Unley Park, October 2009. Image © Paul Rands
	Advance Directional Sign: AD sign approaching Fullarton Road, Highgate, October 2009. Image © Paul Rands
	Advance Directional Sign: AD sign near Glenfora Av in Myrtle Bank for the junction with Waite Rd, October 2009. Image © Paul Rands
	Advance Directional Sign: AD sign approaching Glen Osmond Rd (A1), Princes Hwy (Adelaide-Crafers Hwy) and Portrush Rd (NH-A17) at Myrtle Bank, October 2009. Image © Paul Rands
	Glen Osmond Road, Princes Highway and Portrush Road Intersection: Intersection directional sign at the junction with Glen Osmond Rd (A1), Princes Hwy (Adelaide-Crafers Hwy) and Portrush Rd (NH-A17) at Myrtle Bank, October 2009. Image © Paul Rands

1 Transport SA, State Route Numbers map, Metropolitan Region, May 2003
2 Transport SA, Robe Terrace Upgrade, Submission to the Parliamentary Public Works Committee, April 2000
3 Transport SA, News & Media Releases, Cross Road and Marion Road intersection improvements, 25 November 2005
4 Australian Railway Historical Society, Bulletin 336, October 1965
5 Michael Greenslade
6 Transport SA, News & Media Releases, Safety Improvements to Cross Road Level Crossing, Unley Park, 27 January 2004
7 Transport SA, News & Media Releases, Traffic Light Upgrade - Cross Road and Duthy Street, Highgate, 22 April 2005.
8 Transport SA, News & Media Releases, Traffic Diversions at Cross Road Level Crossing, 16 June 2005

Last updated: 08-Feb-2019 19:35

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