Ridge Road

SAResidential road1.4 km12 segments

3.3Sports

6.7Safety

1.4 kmTotal length

12Segments

4Recorded crashes

10Grey spot segments

Ridge Road is a 1 km sealed residential street in South Australia, Australia. It scores 3.9/10 for caravans with straight corners and rough surface.

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Vehicle scores

3.3/10

SPTSportsSealed roads, curviness, mountain passes

3.4/10

MOTMotoTight bends, switchbacks, technical roads

3.5/10

EVEVSmooth surface, sealed roads, range-friendly

3.9/10

4WD4WDGravel access, off-road suitability

3.9/10

VANCaravanSmooth sealed, gentle grades, no steep passes

Segment quality distribution

Sports score - 12 segments

Fair (4-6)8%Poor (<4)92%

Sports score IQR: 3.1 - 3.6

Surface

Surface coverage

Sealed45%Unsealed55%

Score breakdown

Median component scores across all segments

Surface

3.5

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

Curviness

0.0

Median curviness. Higher scores mean more bends per kilometre.

Speed

4.0

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

Road classResidential road

3.0

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

Traffic

7.0

Estimated traffic density. Lower traffic = higher score.

Elevation

5.5

Elevation change per kilometre. More climbing = higher score.

Crash history

Aggregated across all 12 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

6.7/10 safety score - higher is safer

Wet road exposure53%

Night driving risk65%

Wind exposure59%

Sun glare risk84%

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 76 segments by sports score

IDSurfaceLengthSportsMotoEV

#104129384Asphalt0.50 km9.49.49.4 #104023381Asphalt0.19 km9.09.09.1 #104023379Asphalt0.50 km9.09.09.0 #104129385Asphalt0.25 km8.68.68.6 #104069264Unpaved; paved0.22 km8.38.58.2 #104335713Asphalt0.50 km8.38.28.3 #104655914Unpaved; paved0.29 km8.28.48.1 #104655918Unpaved; paved0.21 km7.77.97.7 #104023380Asphalt0.15 km7.47.37.6 #104024159Asphalt0.16 km7.37.27.7 #104335712Asphalt0.50 km7.16.97.1 #104024160Asphalt0.10 km7.06.87.4 #104335709Asphalt0.12 km6.96.77.2 #104745032Asphalt0.12 km6.96.77.2 #104664192Paved0.15 km6.96.86.8 #104024158Asphalt0.25 km6.86.57.2 #104745031Asphalt0.10 km6.86.67.1 #104199373-0.50 km6.77.16.7 #104199374-0.28 km6.67.06.5 #104199372-0.50 km6.66.96.6 #104335714Asphalt0.44 km6.56.36.5 #104335711Asphalt0.40 km6.56.27.0 #104023383Asphalt0.05 km6.56.27.0 #104023384Asphalt0.02 km6.36.16.9 #104024165Asphalt0.18 km6.36.16.9 #104023382Asphalt0.05 km6.36.17.0 #104024163Asphalt0.15 km6.25.96.6 #104745030Asphalt0.05 km6.25.96.6 #104024157Asphalt0.02 km6.25.96.8 #104024164Asphalt0.07 km6.25.96.6 #104024161Asphalt0.07 km6.25.96.6 #104335710Asphalt0.10 km6.15.86.5 #104335708Asphalt0.13 km5.85.56.1 #104069266Unpaved; paved0.05 km5.75.86.1 #104024162Asphalt0.19 km5.75.45.9 #104655917Unpaved; paved0.05 km5.65.76.0 #104655915Unpaved; paved0.09 km5.55.65.8 #104067085-0.18 km5.05.25.2 #104004672-0.26 km5.05.25.0 #104838774Asphalt0.50 km4.87.48.0 #104558531Asphalt0.50 km4.67.07.6 #104655916Unpaved; paved0.01 km4.54.54.5 #104838776Asphalt0.50 km4.46.77.4 #104067109-0.31 km4.26.47.0 #104558532Asphalt0.50 km4.26.37.1 #104457992-0.50 km4.26.47.0 #104457994-0.50 km4.26.47.0 #104457996-0.50 km4.26.47.0 #104067105-0.50 km4.26.47.0 #104558533Asphalt0.50 km4.06.06.8 #104004654-0.20 km3.94.04.1 #104540903-0.17 km3.94.04.1 #104067106-0.50 km3.75.85.9 #104838778Asphalt0.25 km3.55.26.2 #104540905-0.05 km3.53.63.9 #104558535Asphalt0.02 km3.55.16.1 #104004652-0.04 km3.43.53.7 #104558534Asphalt0.50 km3.44.95.8 #104004653-0.08 km3.33.43.7 #104540906-0.24 km3.33.43.3 #104067108-0.20 km3.25.05.5 #104004656-0.08 km3.13.13.2 #104004651-0.09 km3.13.13.2 #104004655-0.16 km3.13.13.2 #104540904-0.06 km3.13.13.2 #104067107-0.02 km3.04.75.4 #104540902-0.01 km2.92.93.0 #104457998-0.26 km2.84.45.0 #104649660Dirt0.50 km2.44.34.0 #104237241Unpaved0.50 km2.46.04.0 #104649662Dirt0.47 km2.46.04.0 #104649661Dirt0.50 km2.46.04.0 #104237243Unpaved0.50 km2.46.04.0 #104237245Unpaved0.30 km2.46.04.0 #104237240Unpaved0.50 km2.46.04.0 #104649659Dirt0.50 km2.46.04.0

API reference

Road aggregate data via the Contour API

GET/api/v1/roads/ridge-road-sa-7Road aggregate - scores, stats, risk profile, activity, segment list

GET/api/v1/roads/search?q=Ridge%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 Ridge Road?+

Ridge Road is approximately 1 km long. At typical touring speeds, expect around 1 hour of driving end to end, excluding stops.

Is Ridge Road sealed?+

Yes. Ridge Road is fully sealed for its entire length.

Is Ridge Road good for motorcycles?+

Not really. Ridge Road scores 3.4/10 for motorcycles. Look for higher-rated alternatives nearby.

Can I drive Ridge Road in a caravan?+

Not recommended. Ridge Road scores 3.9/10 for caravans due to geometry, surface or gradient. Consider an alternative route if towing.

Are there any dangerous sections on Ridge Road?+

Contour has identified 10 grey spots on Ridge Road - sections where the road geometry does not match the posted speed limit. Take extra care in wet or low-visibility conditions.

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Road data last updated: 24 April 2026. Scores are based on road geometry, surface, and traffic data. Always drive to conditions and follow local road rules.

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