Western Service Road

SAUnclassified road1.5 km10 segments

6.5Sports

7.4Safety

1.5 kmTotal length

10Segments

1Recorded crashes

Western Service Road is a 1.5 km sealed road in South Australia, Australia. It scores 7.0/10 for caravans with gently winding corners and excellent surface.

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Vehicle scores

6.5/10

SPTSportsSealed roads, curviness, mountain passes

6.4/10

MOTMotoTight bends, switchbacks, technical roads

6.7/10

EVEVSmooth surface, sealed roads, range-friendly

5.2/10

4WD4WDGravel access, off-road suitability

7.0/10

VANCaravanSmooth sealed, gentle grades, no steep passes

Segment quality distribution

Sports score - 10 segments

Excellent (8+)32%Good (6-8)17%Fair (4-6)50%

Sports score IQR: 5.5 - 5.7

Surface

Surface coverage

Sealed100%

Score breakdown

Median component scores across all segments

Surface

10.0

Median surface quality. Smooth sealed asphalt scores 10. Chipseal 8. Gravel 5.

Curviness

5.3

Median curviness. Higher scores mean more bends per kilometre.

Speed

4.0

Speed limit suitability. Sweet spot is 60-110 km/h.

Road classUnclassified road

8.0

Road classification. Motorways score zero. Tertiary roads score 9.

Traffic

8.2

Estimated traffic density. Lower traffic = higher score.

Elevation

5.2

Elevation change per kilometre. More climbing = higher score.

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 exposureHigh

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

Sun glarePresent

East-west segments exposed to sunrise and sunset glare, adjusted for tree cover.

Crash history

Aggregated across all 10 segments· 10 years of data

Total crashes

Fatalities

Serious injuries

Grey spots

Source: State crash data linked to road geometry. Grey spots are segments where curvature geometry mismatches the posted speed limit.

When is this road risky?

Crash conditions - share of recorded crashes by circumstance

Wet road crashes

Crashes that occurred in wet conditions

Night crashes

Crashes that occurred after dark

Based on 10 years of crash records linked to road geometry. Crash breakdown (night, wet, weekends): VIC data 2012-2024. Other states show aggregate counts only.

Road environment

Geometry and climate-derived risk indicators

Wet road exposure47%

Night driving risk69%

Wind exposure63%

Sun glare risk88%

Wildlife strike risk11%

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

Segments

Top 10 segments by sports score

IDSurfaceLengthSportsMotoEV

#139931300Asphalt0.50 km8.18.18.1 #139931309Asphalt0.27 km6.76.76.5 #139931305Asphalt0.16 km5.75.56.0 #139931301Asphalt0.03 km5.65.46.3 #139931302Asphalt0.10 km5.65.36.1 #139931307Asphalt0.04 km5.55.36.0 #139931308Asphalt0.03 km5.55.36.0 #139931306Asphalt0.20 km5.45.26.0 #139931303Asphalt0.03 km4.94.75.2 #139931304Asphalt0.18 km4.94.75.2

API reference

Road aggregate data via the Contour API

GET/api/v1/roads/western-service-road-saRoad aggregate - scores, stats, risk profile, activity, segment list

GET/api/v1/roads/search?q=Western%20Service%20Road&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 Western Service Road?+

Western Service Road is approximately 1.5 km long. At typical touring speeds, expect a few minutes of driving end to end, excluding stops.

Is Western Service Road sealed?+

Yes. Western Service Road is fully sealed for its entire length.

Is Western Service Road good for motorcycles?+

It rates well. Western Service Road scores 6.4/10 for motorcycles, with enough character to be worth the trip for most riders.

Can I drive Western Service Road in a caravan?+

Yes. Western Service Road scores 7.0/10 for caravans, making it a reasonable choice for towing. Watch for changes in surface and any steep gradients.

Is Western Service Road good for an EV?+

Yes. Western Service Road scores 6.7/10 for EVs. Regenerative braking on any elevation changes and smooth throttle control on the corners will both feel at home here.

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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.

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