Road Photos & Information: South Australia
M1 A1 B1 Princes Hwy, Glen Osmond Rd, Main North Rd, Port Wakefield Road, Augusta Highway & Eyre Highway (M1 / A1 / B1) - Murray Bridge to Mount Barker

Statistics:

Route Numbering:

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:

The Princes Highway links Adelaide, Melbourne and Sydney. The highway was first proclaimed from Sydney to Melbourne in the 1920s, it was later extended through western Victoria and eventually to Adelaide.

Towns along this section of Highway include Mount Gambier, Millicent, Kingston SE, Meningie, Tailem Bend, Murray Bridge, Nairne, Mount Barker and Adelaide. The route varies from 2 lane rural highway standard to full freeway standard and includes the Adelaide-Crafers Freeway which features twin 600 metre tunnels.

History:

Princes Highway (M1, A1 & B1) (Includes Jubilee Hwy and South Eastern Fwy):

Mt Barker to Murray Bridge Murray Bridge to mt Barker
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Distance Sign:
RD sign at Littlehampton, looking northeast after the Adelaide Rd (B37) interchange. January 2014. Click here for a photo of this location by Paul Rands from September 2009.

Image © Michael Greenslade

Advance Directional Sign:
AD sign at Monteith approaching Old Princes Hwy, November 2011.

Image © Peter Renshaw

Cross Wind Signs:
Signs indicating strong wind zone at Littlehampton. September 2009.

Image © Paul Rands

Windsock:
Windsock at a high wind area at Littlehampton. September 2009.

Image © Paul Rands

Truck Parking Advance Directional Sign:
AD sign at Nairne for the truck parking area. September 2009.

Image © Paul Rands

Truck Parking Supplemental Advance Directional Sign:
Supplemental AD sign at Nairne for the truck parking area. September 2009.

Image © Paul Rands

Summit Road Overpass:
Overpass carrying Summit Road over the Princes Highway at Nairne. September 2009.

Image © Paul Rands

Truck Parking Area:
The truck parking area at Petwood. September 2009.

Image © Paul Rands

Distance Sign:
Sign at Petwood indicating distance to next truck parking area. September 2009.

Image © Paul Rands

Steep Descent:
Looking southeast at Petwood. September 2009.

Image © Paul Rands

Looking Southeast at St Ives:
Approaching the windy and steep section at St Ives. September 2009.

Image © Paul Rands

St Ives Area:
In the gully near St Ives. Note the windsock, which is used to indicate wind direction and intensity. September 2009.

Image © Paul Rands

Advance Directional Sign:
AD sign at Callington for the East Terrace / Callington Road interchange. September 2009.

Image © Paul Rands

Supplemental Advance Directional Sign:
Supplemental AD sign at Callington for the East Terrace / Callington Road interchange. September 2009.

Image © Paul Rands

Supplemental Advance Directional Sign:
Supplemental AD sign at Callington for the East Terrace / Callington Road interchange. September 2009.

Image © Paul Rands

East Terrace & Callington Road Interchange:
Looking southeast at Callington. September 2009.

Image © Paul Rands

Distance Sign:
RD sign at Callington after the East Tce & Callington Rd interchange. September 2009.

Image © Paul Rands

No Stopping On Freeway Sign:
A fairly uncommon sign, near Callington. September 2009.

Image © Paul Rands

Advance Directional Sign:
AD sign for Ferries McDonald Road at Monarto South. September 2009.

Image © Paul Rands

Supplemental Advance Directional Sign:
Supplemental AD sign for Ferries McDonald Road at Monarto South. September 2009.

Image © Paul Rands

Supplemental Advance Directional Sign:
Supplemental AD sign for Ferries McDonald Road at Monarto South. September 2009.

Image © Paul Rands

Ferries McDonald Road Interchange:
Looking southeast at Monarto South. September 2009.

Image © Paul Rands

Ferries McDonald Road Interchange:
Looking southeast at Monarto South. September 2009.

Image © Paul Rands

Distance Sign:
RD sign after the Ferries McDonald Road interchange at Monarto South. September 2009.

Image © Paul Rands

Truck Parking Advance Directional Sign:
AD sign at Monarto South for the truck parking area. September 2009.

Image © Paul Rands

Truck Parking Supplemental Advance Directional Sign:
Supplemental AD sign at Monarto South for the truck parking area. September 2009.

Image © Paul Rands

Truck Parking Area Exit:
Ramp to the truck parking area at White Hill. September 2009.

Image © Paul Rands

Entering Murraylands Region:
Tourism based sign welcoming motorists to the Murraylands region at White Hill. September 2009.

Image © Paul Rands

Pope Road Overpass:
Eastbound at White Hill at the Pope Road overpass. September 2009.

Image © Paul Rands

Advance Directional Sign:
AD sign at White Hill for the Adelaide Road (B55) interchange. September 2009.

Image © Paul Rands

Supplemental Advance Directional Sign:
Supplemental AD sign for Adelaide Road (B55) at White Hill. September 2009.

Image © Paul Rands

Supplemental Advance Directional Sign:
Supplemental AD sign for Adelaide Road (B55) at White Hill. September 2009.

Image © Paul Rands

Adelaide Road Interchange:
Looking northeast at White Hill. September 2009.

Image © Paul Rands

Remnant ALT-NR1 Trailblazer:
Remnant ALT-NR1 trailblazer assembly at the Adelaide Rd (B55) interchange, White Hill, November 2011.

Image © Peter Renshaw

Click here for the continuation of M1 between Mt Barker & Crafers
Click here for the continuation of M1 between Tailem Bend to Murray Bridge

1 Transport SA, State Route Numbers map, May 2003

Last updated: 05-Jan-2020 8:36

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