Road Photos & Information: South Australia: Princes Hwy, Glen Osmond Rd, Main North Rd, Port Wakefield Road & Eyre Highway (National Highway A1 / M1 & A1 / B1)

Statistics:

Length: 1717 km (Crystal Brook to Port Augusta (NH-A1): 107 km)
Eastern Terminus: SA-Vic border at Glenburnie
Western Terminus: SA-WA border at Border Village
Miscellaneous: Continues as Princes Hwy (A1) into Victoria and continues as Eyre Hwy (NH1) into Western Australia
Suburbs, Towns & Localities along route: Crystal Brook, Warnertown, Bungama, Risdon Park South, Germein Bay, Port Germein, Baroota, Mambray Creek, Miranda, Nectar Brook, Winninowie, Stirling North and Port Augusta

Route Numbering:

Current:
Former:

General Information:

Highway 1 runs right around Australia, however with the introduction of alphanumeric routes, highway 1 takes on all different identifications depending on its importance and road design.

In South Australia, it's numbered with several designations:

Port Wakefield Road (NH-A1):

Port Wakefield Road branches off of Main North Road at Gepps Cross in the northern suburbs of Adelaide. The highway is dual-carriageway until Port Wakefield and connects Adelaide to Port Augusta. Towns and cities along the route include Adelaide, Two Wells, Port Wakefield, Snowtown, Crystal Brook, Port Pirie, Port Germein, Stirling North and Port Augusta.

Port Augusta to Crystal Brook		Crystal Brook to Port Augusta
Preview:	Description:	Preview:	Description:
	Advance Directional Sign: AD signs approaching Warnertown-Hughs Gap Road at Warnertown on Port Wakefield Road. June 2007. Image © Darrin Smith		ID Sign: Intersection directional sign on the junction with Rangeview Road (B83) at Stirling North, September 2009. Click here for a photo of this sign by Kate Pilling, from September 2008. Image © Paul Rands
	Warnertown-Hughs Gap Road Junction: Intersection with Warnertown-Hughs Gap Road at Warnertown on Port Wakefield Road. June 2007. Image © Darrin Smith		Rangeview Road Intersection: Corner of Port Wakefield Road and Rangeview Road at Stirling North. September 2009. Image © Paul Rands
	Black Intersection Directional Signs: ID signs facing Warnertown-Hughs Gap Road at Warnertown on Port Wakefield Road. December 2007. Image © Paul Rands		RD Sign: Distance sign leaving Stirling North. September 2009. Click here for a photo of this sign by Kate Pilling, from September 2008. Image © Paul Rands
	Distance Sign: RD sign as you head into Warnertown after the B79 / Warnertown-Hughs Gap Rd intersection. December 2007. Image © Paul Rands		No Overtaking Unless Both Lanes Clear: Sign spelling out the rules for overtaking along this section of Port Wakefield Rd at Stirling North. September 2009. Image © Paul Rands
	Entering Warnertown: Northbound as you enter the town of Warnertown. December 2007. Image © Paul Rands		Black AD Sign: Black advance directional sign at Winninowie approaching Main North Road (B56). September 2009. Image © Paul Rands
	Advance Directional Sign: Large AD sign showing the highway as it passes the bypassed town of Port Pirie, Warnertown, December 2007. Image © Paul Rands		Welcome to The Southern Flinders Ranges: Tourism sign at Winninowie welcoming visitors to the region. September 2009. Image © Paul Rands
	Tourism Sign: Northbound sign detailing tourist attractions and services available in Port Pirie, Warnertown, December 2007. Image © Paul Rands		Distance Sign: RD sign after the Main North Road (B56) intersection at Winninowie. September 2009. Image © Paul Rands
	Services Sign: Northbound sign indicating the services available at Port Pirie. Bungama, December 2007. Image © Paul Rands		National Park Road & Spencer Road Intersection: Corner of National Park Road and Spencer Road at Mambray Creek. September 2009. Image © Paul Rands
	Advance Directional Sign: Northbound approaching Warnertown Road, Bungama, December 2007. Image © Paul Rands		Services Sign: Services sign as you enter the Port Germein area. September 2009. Image © Paul Rands
	Warnertown Road Intersection: The intersection where you turn off to Port Pirie: Warnertown Road at Bungama, December 2007. Image © Paul Rands		Tourist Attraction Sign: Sign indicating sites of interest for tourists, near Port Germein. September 2009. Image © Paul Rands
	Distance Sign: Northbound RD sign after Warnertown Road in Bungama, June 2007. Image © Darrin Smith		Supplemental AD Sign: Supplemental advance directional sign at Port Germein, approaching the junction with Port Germein Gorge Road (TD23). September 2009. Image © Paul Rands
	Port Germain Services Sign: Sign indicating the services available in Port Germein, northbound, December 2007. Image © Paul Rands		Advance Directional Sign: AD sign on Port Wakefield Rd, Port Germein, approaching Port Germein Gorge Rd (TD23). September 2009. Image © Paul Rands
	Tourism Sign: Northbound tourism sign at Port Germein, December 2007. Image © Paul Rands		Port Germein Gorge Road Intersection: Corner of Port Germein Gorge Rd (TD23) and Port Wakefield Rd (NH-A1) at Port Germein. September 2009. Image © Paul Rands
	Advance Directional Sign: AD sign located on Port Wakefield Rd as you approach the intersection with Old Port Augusta Access Road at Port Pirie. June 2007. Image © Darrin Smith		AD Sign: Advance directional sign on Port Wakefield Rd approaching the junction with Old Port Augusta Access Road at Port Germein. September 2009. Image © Paul Rands
	Advance Directional Sign: Northbound AD sign approaching Port Germein Gorge Road at Port Germein, December 2007. Image © Paul Rands		Old Port Augusta Access Road Junction: Corner of Port Wakefield Rd & Old Port Augusta Access Rd at Port Germein. September 2009. Image © Paul Rands
	Distance Sign: Northbound RD sigh after the Port Germein-Murray Town Road intersection, Port Germein. December 2007. Image © Paul Rands		Distance Sign: Reassurance directional sign as you leave Port Germein. September 2009. Image © Paul Rands
	Advance Directional Sign: AD sign approaching Main North Road, B56, at Winninowie. June 2007. Image © Darrin Smith		Advance Directional Sign: AD sign at Nelshaby approaching Filnders View Drive (TD22). September 2009. Image © Paul Rands
	Main North Road Intersection: Northbound at the B56 / Main North Road intersection at Winninowie. June 2007. Image © Darrin Smith		Flinders View Drive Intersection: Corner of Port Wakefield Dr (NH-A1) and Flinders View Rd (TD22) at Nelshaby. September 2009. Image © Paul Rands
	Distance Sign: Northbound RD sign at Winninowie, June 2007. Image © Darren Smith		Services Sign: Services sign for Port Pirie at Risdon Park South. September 2009. Image © Paul Rands
	Services Sign: Sign indicating services available in Port Augusta, northbound at Winninowie, December 2007. Image © Paul Rands		AD Sign: Advance directional sign on Port Wakefield Road approaching the junction with Port Germein Road (B89) and Nelshaby Road at Port Pirie. September 2009. Image © Paul Rands
	Wide Vehicles Sign: Northbound sign at Stirling North indicating that large vehicles must travel via Yorkey Crossing, December 2007. Yorkey’s Crossing is an unsealed road that takes in some pretty spectacular scenery and takes you to the very top of Spencer Gulf – on one side of this small waterway is Yorke Peninsula and the other, Eyre Peninsula. 1 Very low rain events can flood Yorkey’s Crossing near Port Augusta and close the corridor to oversize and permit vehicles. 2 Image © Paul Rands		Tourist Attraction Sign: Sign indicating sites of interest for tourists, Risdon Park South, near Port Pirie. September 2009. Image © Paul Rands
	Approachin heavy Vehicle Inspection Station: Northbound approaching the heavy vehicle inspection station at Stirling North. December 2007. Image © Paul Rands		Advance Directional Sign: AD sign on Port Wakefield Road (NH-A1) at Risdon Park South, approaching Nelshaby Road and Port Germein Road (B89). September 2009. Image © Paul Rands
	Tourism Sign: Northbound at Stirling North is this sign detailing what tourist attractions are on offer in the Port Augusta area, December 2007. Image © Paul Rands		Nelshaby Road & Port Germein Road Junction: Port Wakefield Road (NH-A1) at Risdon Park South, at the intersection with Nelshaby Road and Port Germein Road (B89). September 2009. Image © Paul Rands
	Advance Directional Sign: Ad sign approaching the intersection with Rangeview Road (B83) at Stirling North, June 2007. Image © Darrin Smith		Distance Sign: RD sign leaving Risdon Park South, near Port Pirie. September 2009. Image © Paul Rands
	Rangeview Road intersection: Northbound at Stirling North at the B83 junction, June 2007. Image © Darrin Smith		Scenic Drive Intersection: Corner of Port Wakefield Rd & Scenic Dr in Warnertown. September 2009. Image © Paul Rands
	Distance Sign: Northbound RD sign after Rangeview Road in Stirling North, December 2007. Image © Paul Rands		Entering Warnertown: Port Wakefield Road as it enters Warnertown. September 2009. Image © Paul Rands
			Abattoirs Road & Quarry Road Intersection: Port Wakefield Rd at Warnertown, where it meets Abattoirs Rd & Quarry Rd. September 2009. Image © Paul Rands
			Advance Diredctional Sign: AD sign at Warnertown approaching Warnertown-Hughs Gap Road (B79). September 2009. Image © Paul Rands
			Distance Sign: RD sign at Warnertown, after the Warnertown-Hughs Gap Road junction. September 2009. Image © Paul Rands
Click here for the continuation of NH-A1 between Port Augusta & Kimba Click here for the continuation of NH-A1 between Port Wakefield & Crystal Brook

1 Information courtesy of the Discover website
2 Information courtesy of the RAA

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