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Pernatty Road

SATertiary road54.4 km111 segments
2.4Sports
54.4 kmTotal length
111Segments
111Grey spot segments
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Pernatty Road is a 54 km sealed tertiary route in South Australia, Australia. It scores 6.8/10 for 4WDs with flowing corners and rough surface.

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Vehicle scores
2.4/10
SPTSportsSealed roads, curviness, mountain passes
6.0/10
MOTMotoTight bends, switchbacks, technical roads
4.0/10
EVEVSmooth surface, sealed roads, range-friendly
6.8/10
4WD4WDGravel access, off-road suitability
2.6/10
VANCaravanSmooth sealed, gentle grades, no steep passes
Segment quality distribution
Sports score - 111 segments
Fair (4-6)22%Poor (<4)78%

Sports score IQR: 2.4 - 2.4

Surface
Surface coverage
Sealed23%Unsealed77%
Score breakdown
Median component scores across all segments
Surface
3.0
Median surface quality. Smooth sealed asphalt scores 10. Chipseal 8. Gravel 5.
Curviness
6.8
Median curviness. Higher scores mean more bends per kilometre.
Speed
7.0
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
4.0
Elevation change per kilometre. More climbing = higher score.
Crash history
Aggregated across all 111 segments
111
Grey spots

Crash record linkage not yet available for SA. Grey spots are segments where curvature geometry mismatches the posted speed limit - these are flagged regardless of crash history.

Road environment
Geometry and climate-derived risk indicators
7.0/10 safety score - higher is safer
Wet road exposure58%
Night driving risk59%
Wind exposure49%
Sun glare risk49%
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 111 segments by sports score
IDSurfaceLengthSportsMotoEV
#104754431Asphalt0.50 km5.07.78.3#104754445Asphalt0.50 km5.07.78.3#104754424Asphalt0.50 km5.07.78.3#104754432Asphalt0.50 km4.97.68.2#104754453Asphalt0.50 km4.97.58.1#104754442Asphalt0.50 km4.97.58.1#104754450Asphalt0.50 km4.97.48.1#104754446Asphalt0.50 km4.97.58.1#104754447Asphalt0.50 km4.87.48.0#104754440Asphalt0.50 km4.87.48.0#104754443Asphalt0.50 km4.87.48.0#104754434Asphalt0.50 km4.87.48.0#104754441Asphalt0.50 km4.77.27.9#104754438Asphalt0.50 km4.77.28.1#104754437Asphalt0.50 km4.67.07.7#104754430Asphalt0.50 km4.56.87.5#104754435Asphalt0.50 km4.56.87.5#104754425Asphalt0.50 km4.56.87.5#104754426Asphalt0.50 km4.46.77.5#104754427Asphalt0.50 km4.46.77.4#104754439Asphalt0.50 km4.36.57.3#104754429Asphalt0.50 km4.36.57.3#104754433Asphalt0.50 km4.16.27.0#104754428Asphalt0.50 km4.06.06.9#104754436Asphalt0.50 km3.65.36.3#104754456Asphalt0.18 km3.55.16.0#104562010Unpaved0.50 km2.46.04.0#104562021Unpaved0.50 km2.44.44.0#104562012Unpaved0.50 km2.46.04.0#104562013Unpaved0.50 km2.46.04.0#104562015Unpaved0.50 km2.46.04.0#104562016Unpaved0.39 km2.46.04.0#104562017Unpaved0.50 km2.46.04.0#104562018Unpaved0.50 km2.44.24.0#104562019Unpaved0.50 km2.44.14.0#104562020Unpaved0.50 km2.44.24.0#104560939Unpaved0.50 km2.45.54.0#104560943Unpaved0.50 km2.44.34.0#104560954Unpaved0.50 km2.45.64.0#104560955Unpaved0.50 km2.45.74.0#104561959Unpaved0.50 km2.44.54.0#104561963Unpaved0.50 km2.44.44.0#104561965Unpaved0.50 km2.44.84.0#104561966Unpaved0.50 km2.44.44.0#104561980Unpaved0.50 km2.46.04.0#104561989Unpaved0.50 km2.46.04.0#104561997Unpaved0.50 km2.46.04.0#104561998Unpaved0.50 km2.46.04.0#104562003Unpaved0.50 km2.46.04.0#104562006Unpaved0.50 km2.46.04.0#104562007Unpaved0.50 km2.46.04.0#104562011Unpaved0.50 km2.46.04.0#104560948Unpaved0.50 km2.44.44.0#104560950Unpaved0.50 km2.44.44.0#104560956Unpaved0.50 km2.44.24.0#104561958Unpaved0.50 km2.45.44.0#104561970Unpaved0.50 km2.46.04.0#104561972Unpaved0.50 km2.44.84.0#104561964Unpaved0.50 km2.46.04.0#104561967Unpaved0.50 km2.44.04.0#104561969Unpaved0.50 km2.44.94.0#104561974Unpaved0.50 km2.46.04.0#104561975Unpaved0.50 km2.44.04.0#104561976Unpaved0.50 km2.46.04.0#104561977Unpaved0.50 km2.46.04.0#104561973Unpaved0.50 km2.44.54.0#104561981Unpaved0.50 km2.45.94.0#104561991Unpaved0.50 km2.46.04.0#104561994Unpaved0.50 km2.46.04.0#104561995Unpaved0.50 km2.46.04.0#104562002Unpaved0.50 km2.46.04.0#104561999Unpaved0.50 km2.46.04.0#104562000Unpaved0.50 km2.45.94.0#104562001Unpaved0.50 km2.46.04.0#104561978Unpaved0.50 km2.46.04.0#104561982Unpaved0.50 km2.45.64.0#104562004Unpaved0.50 km2.46.04.0#104562005Unpaved0.50 km2.46.04.0#104561961Unpaved0.50 km2.46.04.0#104560947Unpaved0.50 km2.44.34.0#104560945Unpaved0.50 km2.44.84.0#104561957Unpaved0.50 km2.44.24.0#104560946Unpaved0.50 km2.44.64.0#104562022Unpaved0.00 km2.43.94.0#104754458Unpaved0.33 km2.46.04.0#104560944Unpaved0.50 km2.44.34.0#104562014Unpaved0.50 km2.46.04.0#104560940Unpaved0.50 km2.44.84.0#104560941Unpaved0.50 km2.44.84.0#104560942Unpaved0.50 km2.44.34.0#104560949Unpaved0.50 km2.46.04.0#104560951Unpaved0.50 km2.46.04.0#104560952Unpaved0.50 km2.45.34.0#104560953Unpaved0.50 km2.44.14.0#104561960Unpaved0.50 km2.46.04.0#104561962Unpaved0.50 km2.44.04.0#104561968Unpaved0.50 km2.44.44.0#104561971Unpaved0.50 km2.45.94.0#104561979Unpaved0.50 km2.46.04.0#104561983Unpaved0.50 km2.46.04.0#104561984Unpaved0.50 km2.46.04.0#104561985Unpaved0.50 km2.45.94.0#104561986Unpaved0.50 km2.45.14.0#104561987Unpaved0.50 km2.45.64.0#104561988Unpaved0.50 km2.45.74.0#104561990Unpaved0.50 km2.46.04.0#104561992Unpaved0.50 km2.45.94.0#104561993Unpaved0.50 km2.46.04.0#104561996Unpaved0.50 km2.46.04.0#104562008Unpaved0.50 km2.45.84.0#104562009Unpaved0.50 km2.46.04.0
API reference
Road aggregate data via the Contour API
GET/api/v1/roads/pernatty-road-saRoad aggregate - scores, stats, risk profile, activity, segment list
GET/api/v1/roads/search?q=Pernatty%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 Pernatty Road?+

Pernatty Road is approximately 54 km long. At typical touring speeds, expect around 1 hour of driving end to end, excluding stops.

Is Pernatty Road sealed?+

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

Is Pernatty Road good for motorcycles?+

It is passable. Pernatty Road scores 6.0/10 for motorcycles. Consider it a connector rather than a destination ride.

Can I drive Pernatty Road in a caravan?+

Not recommended. Pernatty Road scores 2.6/10 for caravans due to geometry, surface or gradient. Consider an alternative route if towing.

Are there any dangerous sections on Pernatty Road?+

Contour has identified 111 grey spots on Pernatty Road - sections where the road geometry does not match the posted speed limit. Take extra care in wet or low-visibility conditions.

Similar roads
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RQS
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Nelshaby Road
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RQS
Cobbin Street
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RQS
Risby Avenue
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RQS

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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