Old Dukes Highway

SASecondary road21.6 km47 segments

6.8Sports

8.6Safety

21.6 kmTotal length

47Segments

Old Dukes Highway is a 22 km sealed secondary route in South Australia, Australia. It scores 7.6/10 for caravans with straight corners and excellent surface.

Explore more roads near Mount Gambier41 km

No street view at this location

7-day forecast

Scrivi una storia··Segnala un problema

Punteggi per veicolo

6.8/10

SPTSportStrade asfaltate, tortuosità, passi di montagna

6.5/10

MOTMotoCurve strette, tornanti, strade tecniche

6.9/10

EVEVManto liscio, strade asfaltate, amico dell'autonomia

5.3/10

4x44x4Accesso ghiaia, idoneità fuoristrada

7.6/10

VANCaravanAsfalto liscio, pendenze dolci, nessun passo ripido

Distribuzione qualità dei tratti

Punteggio Sport - 47 tratti

Eccellente (8+)16%Buono (6-8)74%Discreto (4-6)10%

IQR punteggio Sport: 6.1 - 7.6

Surface

Surface coverage

Sealed100%

Dettaglio del punteggio

Punteggi mediani dei componenti su tutti i tratti

Manto

10.0

Qualità mediana del manto. Asfalto liscio = 10. Chipseal = 8. Ghiaia = 5.

Tortuosità

2.7

Tortuosità mediana. Punteggi più alti significano più curve per chilometro.

Velocità

10.0

Adeguatezza del limite di velocità. Punto ideale a 60-110 km/h.

Classe stradaSecondary road

8.0

Classificazione stradale. Le autostrade hanno zero. Le strade terziarie hanno 9.

Traffico

7.1

Densità di traffico stimata. Meno traffico = punteggio più alto.

Dislivello

3.4

Variazione di altitudine per chilometro. Più salita = punteggio più alto.

Road intel

Wet riskModerate

Average wet sensitivity across segments, based on surface, drainage, gradient and local rainfall.

Night riskPresent

Visibility at night across the road, weighted by lighting, tree canopy density and curves.

Wind exposureModerate

Average wind exposure across segments, based on measured wind speed, terrain and shelter. Relevant for motorcycles and caravans.

Ambiente stradale

Indicatori di rischio derivati da geometria e clima

Esposizione strada bagnata34%

Rischio guida notturna39%

Esposizione al vento45%

Rischio abbagliamento solare31%

Rischio impatto fauna11%

Risk values derived from road geometry, orientation, weather station data, and satellite canopy cover. 0 = minimal risk, 1 = maximum risk.

Segments

Top 47 segments by sports score

IDSurfaceLengthSportsMotoEV

#140029112Asphalt0.41 km8.68.58.4 #140029089Asphalt0.50 km8.58.48.3 #140029098Asphalt0.50 km8.48.38.2 #140029107Asphalt0.27 km8.38.28.2 #140029090Asphalt0.50 km8.38.28.2 #140029101Asphalt0.50 km8.38.18.1 #140029082Asphalt0.50 km8.38.18.1 #140029125Asphalt0.26 km8.07.88.1 #140029081Asphalt0.50 km7.97.77.8 #140029088Asphalt0.50 km7.97.78.0 #140029099Asphalt0.50 km7.87.57.9 #140029094Asphalt0.50 km7.67.47.6 #140029091Asphalt0.50 km7.67.37.6 #140029083Asphalt0.50 km7.37.07.3 #140029087Asphalt0.50 km7.16.87.0 #140029096Asphalt0.50 km7.16.87.0 #140029100Asphalt0.43 km7.06.67.2 #140029126Asphalt0.04 km6.86.57.4 #140029103Asphalt0.50 km6.76.36.7 #140029080Asphalt0.50 km6.76.46.8 #140029108Asphalt0.50 km6.76.36.8 #140029092Asphalt0.50 km6.66.26.7 #140029095Asphalt0.50 km6.56.26.5 #140029111Asphalt0.33 km6.46.06.6 #140029093Asphalt0.50 km6.46.06.6 #140029110Asphalt0.50 km6.46.06.4 #140029084Asphalt0.50 km6.35.96.3 #140029102Asphalt0.50 km6.35.96.5 #140029120Asphalt0.50 km6.25.86.4 #140029118Asphalt0.50 km6.25.86.4 #140029123Asphalt0.50 km6.25.86.4 #140029114Asphalt0.50 km6.25.86.4 #140029116Asphalt0.50 km6.25.86.4 #140029109Asphalt0.50 km6.15.76.3 #140029105Asphalt0.50 km6.15.76.2 #140029124Asphalt0.21 km6.15.76.3 #140029104Asphalt0.50 km6.15.76.2 #140029097Asphalt0.50 km6.15.76.2 #140029121Asphalt0.50 km6.15.76.2 #140029085Asphalt0.50 km6.05.66.1 #140029122Asphalt0.50 km6.05.66.1 #140029086Asphalt0.50 km6.05.66.1 #140029113Asphalt0.50 km6.05.56.1 #140029117Asphalt0.50 km6.05.56.1 #140029115Asphalt0.50 km6.05.56.1 #140029119Asphalt0.50 km6.05.56.1 #140029106Asphalt0.17 km6.05.56.1

API reference

Road aggregate data via the Contour API

GET/api/v1/roads/old-dukes-highway-saRoad aggregate - scores, stats, risk profile, activity, segment list

GET/api/v1/roads/search?q=Old%20Dukes%20Highway&state=SASearch roads by name

Councils & Government

This road is part of SA's road network. Contour scores every road in Australia for surface condition, curviness, grey spot classification, and 4WD track passability. If your organisation manages this road or promotes tourism in the region, this data is available via API.

Enquire about council data access →

Frequently asked questions

How long is Old Dukes Highway?+

Old Dukes Highway is approximately 22 km long. At typical touring speeds, expect around 20 minutes of driving end to end, excluding stops.

Is Old Dukes Highway sealed?+

Yes. Old Dukes Highway is fully sealed for its entire length.

Is Old Dukes Highway good for motorcycles?+

It rates well. Old Dukes Highway scores 6.5/10 for motorcycles, with enough character to be worth the trip for most riders.

Can I drive Old Dukes Highway in a caravan?+

Yes. Old Dukes Highway scores 7.6/10 for caravans, making it a reasonable choice for towing. Watch for changes in surface and any steep gradients.

Is Old Dukes Highway good for an EV?+

Yes. Old Dukes Highway scores 6.9/10 for EVs. Regenerative braking on any elevation changes and smooth throttle control on the corners will both feel at home here.

Similar roads

Angas Valley Road

Same surface, 82 km away

7.8

RQS

Black Top Road

Same surface, 112 km away

7.8

RQS

Adelaide Road

Same surface, 123 km away

7.8

RQS

Upper Sturt Road

Same surface, 100 km away

7.8

RQS

One Tree Hill Road

Same state, 109 km away

8.3

RQS

Road data last updated: 2 May 2026. Scores are based on road geometry, surface, and traffic data. Always drive to conditions and follow local road rules.

See how the world's best roads compare