Stone Cutter Road

SASecondary road5.0 km14 segments

7.7Sports

5.0 kmTotal length

14Segments

1Recorded crashes

13Grey spot segments

Stone Cutter Road is a 5 km sealed secondary route in South Australia, Australia. It scores 8.3/10 for caravans with gently winding corners and excellent surface. It also rates well for sports cars and EVs and motorcycles.

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Vehicle scores

7.7/10

SPTSportsSealed roads, curviness, mountain passes

7.5/10

MOTMotoTight bends, switchbacks, technical roads

7.7/10

EVEVSmooth surface, sealed roads, range-friendly

6.4/10

4WD4WDGravel access, off-road suitability

8.3/10

VANCaravanSmooth sealed, gentle grades, no steep passes

Segment quality distribution

Sports score - 14 segments

Excellent (8+)43%Good (6-8)50%Fair (4-6)7%

Sports score IQR: 6.9 - 8.4

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

4.2

Median curviness. Higher scores mean more bends per kilometre.

Speed

10.0

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

Road classSecondary road

8.0

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

Traffic

10.0

Estimated traffic density. Lower traffic = higher score.

Elevation

4.0

Elevation change per kilometre. More climbing = higher score.

Crash history

Aggregated across all 14 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.

Traffic volume

Annual average daily traffic

290vehicles per day (median)

Coverage: 86% of segments have AADT data. Based on traffic count surveys - actual volumes vary by season.

Road environment

Geometry and climate-derived risk indicators

7.3/10 safety score - higher is safer

Wet road exposure40%

Night driving risk46%

Wind exposure49%

Sun glare risk96%

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 14 segments by sports score

IDSurfaceLengthSportsMotoEV

#104001438Asphalt0.50 km8.98.98.8 #104001439Asphalt0.50 km8.88.88.8 #104001442Asphalt0.43 km8.58.48.3 #104001440Asphalt0.50 km8.48.38.4 #104001435Asphalt0.50 km8.38.28.2 #104001434Asphalt0.50 km7.97.77.8 #104001441Asphalt0.19 km7.87.68.0 #104001437Asphalt0.50 km7.57.37.5 #104001443Asphalt0.07 km7.27.07.5 #104001432Asphalt0.32 km7.16.97.1 #104001433Asphalt0.09 km6.86.67.0 #104001436Asphalt0.31 km6.56.26.7 #104001431Asphalt0.50 km6.25.86.4 #104001430Asphalt0.14 km6.05.56.1

API reference

Road aggregate data via the Contour API

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

GET/api/v1/roads/search?q=Stone%20Cutter%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 Stone Cutter Road?+

Stone Cutter Road is approximately 5 km long. At typical touring speeds, expect around 1 hour of driving end to end, excluding stops.

Is Stone Cutter Road sealed?+

Yes. Stone Cutter Road is fully sealed for its entire length.

Is Stone Cutter Road good for motorcycles?+

Yes. Stone Cutter Road scores 7.5/10 for motorcycles, placing it among the stronger rides in the region. Corners, surface and elevation all contribute to the rating.

Can I drive Stone Cutter Road in a caravan?+

Yes. Stone Cutter Road scores 8.3/10 for caravans, making it a reasonable choice for towing. Watch for changes in surface and any steep gradients.

Is Stone Cutter Road good for an EV?+

Yes. Stone Cutter Road scores 7.7/10 for EVs. Regenerative braking on any elevation changes and smooth throttle control on the corners will both feel at home here.

Are there any dangerous sections on Stone Cutter Road?+

Contour has identified 13 grey spots on Stone Cutter 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: 16 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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