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Cornish Road

SATertiary road1.5 km4 segments
5.2Sports
1.5 kmTotal length
4Segments
1Recorded crashes
45Grey spot segments
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Cornish Road is a 2 km sealed tertiary route in South Australia, Australia. It scores 8.6/10 for EVs with highly technical corners and excellent surface. It also rates well for motorcycles and 4WDs.

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Vehicle scores
5.2/10
SPTSportsSealed roads, curviness, mountain passes
8.0/10
MOTMotoTight bends, switchbacks, technical roads
8.6/10
EVEVSmooth surface, sealed roads, range-friendly
7.8/10
4WD4WDGravel access, off-road suitability
5.6/10
VANCaravanSmooth sealed, gentle grades, no steep passes
Segment quality distribution
Sports score - 4 segments
Fair (4-6)100%

Sports score IQR: 4.9 - 5.3

Surface
Surface coverage
Sealed8%Unsealed92%
Score breakdown
Median component scores across all segments
Surface
10.0
Median surface quality. Smooth sealed asphalt scores 10. Chipseal 8. Gravel 5.
Curviness
9.8
Median curviness. Higher scores mean more bends per kilometre.
Speed
10.0
Speed limit suitability. Sweet spot is 60-110 km/h.
Road classTertiary road
9.0
Road classification. Motorways score zero. Tertiary roads score 9.
Traffic
9.0
Estimated traffic density. Lower traffic = higher score.
Elevation
5.5
Elevation change per kilometre. More climbing = higher score.
Crash history
Aggregated across all 4 segments· 10 years of data
1
Total crashes
0
Fatalities
0
Serious injuries
45
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

0%

Night crashes

Crashes that occurred after dark

0%

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 exposure59%
Night driving risk59%
Wind exposure50%
Sun glare risk99%
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 46 segments by sports score
IDSurfaceLengthSportsMotoEV
#104428235Asphalt0.50 km5.48.28.9#104428234Asphalt0.50 km5.38.18.6#104428236Asphalt0.50 km5.28.08.6#104428237Asphalt0.05 km4.16.07.2#104560313Unpaved0.18 km4.06.44.0#104560314Unpaved0.12 km4.06.54.0#104473347Gravel0.50 km2.46.04.0#104473348Gravel0.50 km2.46.04.0#104473349Gravel0.50 km2.45.04.0#104473350Gravel0.50 km2.44.64.0#104564234Unpaved0.50 km2.44.04.0#104564236Unpaved0.44 km2.46.04.0#104564237Unpaved0.50 km2.45.04.0#104564238Unpaved0.50 km2.44.84.0#104564241Unpaved0.10 km2.44.04.0#104239878Unpaved0.50 km2.44.94.0#104239880Unpaved0.50 km2.46.04.0#104239859Unpaved0.50 km2.44.14.0#104239861Unpaved0.50 km2.46.04.0#104239863Unpaved0.50 km2.45.04.0#104239865Unpaved0.50 km2.45.84.0#104239866Unpaved0.50 km2.45.24.0#104239868Unpaved0.50 km2.46.04.0#104239871Unpaved0.50 km2.44.34.0#104239873Unpaved0.50 km2.46.04.0#104239875Unpaved0.31 km2.45.94.0#104239882Unpaved0.50 km2.46.04.0#104239883Unpaved0.50 km2.44.24.0#104239884Unpaved0.50 km2.44.04.0#104239886Unpaved0.23 km2.44.04.0#104239888Unpaved0.50 km2.45.44.0#104239890Unpaved0.50 km2.46.04.0#104239891Unpaved0.50 km2.46.04.0#104239892Unpaved0.50 km2.46.04.0#104239894Unpaved0.50 km2.43.84.0#104239896Unpaved0.50 km2.44.04.0#104239897Unpaved0.50 km2.43.84.0#104239870Unpaved0.50 km2.43.84.0#104239899Unpaved0.16 km2.44.04.0#104564235Unpaved0.50 km2.46.04.0#104564239Unpaved0.50 km2.46.04.0#104239857Unpaved0.50 km2.44.54.0#104473351Gravel0.34 km2.46.04.0#104239877Unpaved0.50 km2.45.44.0#104564240Unpaved0.50 km2.45.94.0#104473346Gravel0.50 km2.44.64.0
API reference
Road aggregate data via the Contour API
GET/api/v1/roads/cornish-road-sa-4Road aggregate - scores, stats, risk profile, activity, segment list
GET/api/v1/roads/search?q=Cornish%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 Cornish Road?+

Cornish Road is approximately 2 km long. At typical touring speeds, expect around 1 hour of driving end to end, excluding stops.

Is Cornish Road sealed?+

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

Is Cornish Road good for motorcycles?+

Yes. Cornish Road scores 8.0/10 for motorcycles, placing it among the stronger rides in the region. Corners, surface and elevation all contribute to the rating.

Can I drive Cornish Road in a caravan?+

With care. Cornish Road scores 5.6/10 for caravans. Some sections may be tight or rough for a heavy tow.

Is Cornish Road good for an EV?+

Yes. Cornish Road scores 8.6/10 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 Cornish Road?+

Contour has identified 45 grey spots on Cornish 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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