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Sullivan Drive

SAUnclassified road9.1 km22 segments
5.0Sports
6.9Safety
9.1 kmTotal length
22Segments
1Recorded crashes
21Grey spot segments
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Sullivan Drive is a 9 km sealed road in South Australia, Australia. It scores 8.3/10 for EVs with highly technical corners and excellent surface. It also rates well for motorcycles and 4WDs.

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Vehicle scores
5.0/10
SPTSportsSealed roads, curviness, mountain passes
7.7/10
MOTMotoTight bends, switchbacks, technical roads
8.3/10
EVEVSmooth surface, sealed roads, range-friendly
7.3/10
4WD4WDGravel access, off-road suitability
5.5/10
VANCaravanSmooth sealed, gentle grades, no steep passes
Segment quality distribution
Sports score - 22 segments
Fair (4-6)82%Poor (<4)18%

Sports score IQR: 4.2 - 5.2

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
8.1
Median curviness. Higher scores mean more bends per kilometre.
Speed
10.0
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
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 22 segments· 10 years of data
1
Total crashes
0
Fatalities
0
Serious injuries
21
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
6.9/10 safety score - higher is safer
Wet road exposure46%
Night driving risk69%
Wind exposure52%
Sun glare risk64%
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 22 segments by sports score
IDSurfaceLengthSportsMotoEV
#104245805Asphalt0.41 km5.68.69.3#104245813Asphalt0.46 km5.38.28.8#104245807Asphalt0.50 km5.38.28.8#104245808Asphalt0.50 km5.28.08.7#104245793Asphalt0.50 km5.28.08.6#104245795Asphalt0.50 km5.28.08.6#104245794Asphalt0.50 km5.28.08.6#104245799Asphalt0.50 km5.28.08.5#104245806Asphalt0.50 km5.17.88.5#104245811Asphalt0.33 km5.07.78.3#104245802Asphalt0.50 km5.07.78.3#104245812Asphalt0.50 km5.07.78.3#104245798Asphalt0.21 km4.97.48.1#104245801Asphalt0.50 km4.56.87.2#104245804Asphalt0.50 km4.36.47.5#104245803Asphalt0.50 km4.36.47.1#104245810Asphalt0.50 km4.26.27.1#104245792Asphalt0.12 km4.05.96.9#104245800Asphalt0.09 km3.85.66.6#104245796Asphalt0.50 km3.85.66.5#104245797Asphalt0.45 km3.75.56.4#104245809Asphalt0.02 km3.75.46.3
API reference
Road aggregate data via the Contour API
GET/api/v1/roads/sullivan-drive-saRoad aggregate - scores, stats, risk profile, activity, segment list
GET/api/v1/roads/search?q=Sullivan%20Drive&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 Sullivan Drive?+

Sullivan Drive is approximately 9 km long. At typical touring speeds, expect around 1 hour of driving end to end, excluding stops.

Is Sullivan Drive sealed?+

Yes. Sullivan Drive is fully sealed for its entire length.

Is Sullivan Drive good for motorcycles?+

Yes. Sullivan Drive scores 7.7/10 for motorcycles, placing it among the stronger rides in the region. Corners, surface and elevation all contribute to the rating.

Can I drive Sullivan Drive in a caravan?+

With care. Sullivan Drive scores 5.5/10 for caravans. Some sections may be tight or rough for a heavy tow.

Is Sullivan Drive good for an EV?+

Yes. Sullivan Drive scores 8.3/10 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 Sullivan Drive?+

Contour has identified 21 grey spots on Sullivan Drive - 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
Port Victoria Road
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Birdseye Highway
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RQS

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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