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Coffin Road

SATertiary road12.7 km26 segments
5.1Sports
12.7 kmTotal length
26Segments
26Grey spot segments
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Coffin Road is a 13 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
5.1/10
SPTSportsSealed roads, curviness, mountain passes
7.9/10
MOTMotoTight bends, switchbacks, technical roads
8.6/10
EVEVSmooth surface, sealed roads, range-friendly
7.8/10
4WD4WDGravel access, off-road suitability
5.5/10
VANCaravanSmooth sealed, gentle grades, no steep passes
Segment quality distribution
Sports score - 26 segments
Fair (4-6)100%

Sports score IQR: 5.0 - 5.1

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
10.0
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
7.0
Elevation change per kilometre. More climbing = higher score.
Crash history
Aggregated across all 26 segments
26
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
6.6/10 safety score - higher is safer
Wet road exposure50%
Night driving risk71%
Wind exposure56%
Sun glare risk80%
Wildlife strike risk14%

Risk values derived from road geometry, orientation, weather station data, and satellite canopy cover. 0 = minimal risk, 1 = maximum risk.

Segments
Top 26 segments by sports score
IDSurfaceLengthSportsMotoEV
#104571106Asphalt0.50 km5.48.39.1#104571088Asphalt0.50 km5.28.08.8#104571084Asphalt0.50 km5.17.98.6#104571086Asphalt0.50 km5.17.98.6#104571089Asphalt0.50 km5.17.98.6#104571094Asphalt0.50 km5.17.98.6#104571083Asphalt0.50 km5.17.98.6#104571107Asphalt0.44 km5.17.98.6#104571102Asphalt0.50 km5.17.98.6#104571104Asphalt0.50 km5.17.98.6#104571105Asphalt0.50 km5.17.98.6#104571099Asphalt0.50 km5.17.98.6#104571092Asphalt0.50 km5.17.98.6#104571093Asphalt0.50 km5.17.98.6#104708274Asphalt0.24 km5.17.98.6#104571087Asphalt0.50 km5.07.88.5#104571090Asphalt0.50 km5.07.88.5#104571103Asphalt0.50 km5.07.78.3#104571097Asphalt0.50 km5.07.78.3#104571098Asphalt0.50 km5.07.78.3#104571101Asphalt0.50 km5.07.78.3#104571085Asphalt0.50 km5.07.78.3#104571100Asphalt0.50 km5.07.78.3#104571091Asphalt0.50 km5.07.78.4#104571096Asphalt0.50 km4.97.68.3#104571095Asphalt0.50 km4.97.58.1
API reference
Road aggregate data via the Contour API
GET/api/v1/roads/coffin-road-saRoad aggregate - scores, stats, risk profile, activity, segment list
GET/api/v1/roads/search?q=Coffin%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 Coffin Road?+

Coffin Road is approximately 13 km long. At typical touring speeds, expect around 1 hour of driving end to end, excluding stops.

Is Coffin Road sealed?+

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

Is Coffin Road good for motorcycles?+

Yes. Coffin Road scores 7.9/10 for motorcycles, placing it among the stronger rides in the region. Corners, surface and elevation all contribute to the rating.

Can I drive Coffin Road in a caravan?+

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

Is Coffin Road good for an EV?+

Yes. Coffin 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 Coffin Road?+

Contour has identified 26 grey spots on Coffin 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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Wauraltee Road
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Foreshore Road
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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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