Circular Road

TASUnclassified road8.0 km27 segments

4.9Sports

8.0 kmTotal length

27Segments

2Recorded crashes

26Grey spot segments

Circular Road is a 8 km sealed road in Tasmania, Australia. It scores 8.3/10 for EVs with flowing corners and excellent surface. It also rates well for motorcycles and 4WDs.

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Vehicle scores

4.9/10

SPTSportsSealed roads, curviness, mountain passes

7.5/10

MOTMotoTight bends, switchbacks, technical roads

8.3/10

EVEVSmooth surface, sealed roads, range-friendly

7.2/10

4WD4WDGravel access, off-road suitability

5.5/10

VANCaravanSmooth sealed, gentle grades, no steep passes

Segment quality distribution

Sports score - 27 segments

Fair (4-6)82%Poor (<4)18%

Sports score IQR: 4.1 - 5.3

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

6.6

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

7.0

Elevation change per kilometre. More climbing = higher score.

Crash history

Aggregated across all 27 segments· 28 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

50%

Based on 28 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

6.6/10 safety score - higher is safer

Wet road exposure54%

Night driving risk75%

Wind exposure63%

Sun glare risk58%

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 28 segments by sports score

IDSurfaceLengthSportsMotoEV

#108469978Asphalt0.42 km5.68.69.4 #108469979Asphalt0.32 km5.58.59.3 #108469977Asphalt0.36 km5.48.39.2 #108469972Asphalt0.39 km5.48.39.1 #108469982Asphalt0.56 km5.38.18.9 #108469964Asphalt0.64 km5.28.08.7 #108469973Asphalt0.40 km5.17.88.6 #108430818Asphalt0.29 km5.17.88.6 #108469980Asphalt0.53 km5.17.88.6 #108469974Asphalt0.38 km5.17.78.5 #108469975Asphalt0.43 km5.07.78.6 #108469971Asphalt0.44 km5.07.78.4 #108469981Asphalt0.65 km5.07.78.4 #108430814Asphalt0.32 km5.07.78.3 #108469976Asphalt0.13 km4.97.58.4 #108469965Asphalt0.26 km4.87.38.2 #108469968Asphalt0.28 km4.66.87.6 #108469970Asphalt0.10 km4.56.77.9 #108469969Asphalt0.17 km4.46.67.7 #108469983Asphalt0.22 km4.36.57.6 #108430817Asphalt0.04 km4.36.47.5 #108469967Asphalt0.25 km4.26.27.3 #108469966Asphalt0.13 km4.16.17.3 #108430816Asphalt0.02 km4.16.17.5 #108441196Asphalt0.04 km4.16.17.4 #108430815Asphalt0.06 km4.16.16.9 #108441194Asphalt0.11 km4.06.07.3 #108441195Asphalt0.10 km3.85.66.6

API reference

Road aggregate data via the Contour API

GET/api/v1/roads/circular-road-tasRoad aggregate - scores, stats, risk profile, activity, segment list

GET/api/v1/roads/search?q=Circular%20Road&state=TASSearch roads by name

Councils & Government

This road is part of TAS'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 Circular Road?+

Circular Road is approximately 8 km long. At typical touring speeds, expect around 1 hour of driving end to end, excluding stops.

Is Circular Road sealed?+

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

Is Circular Road good for motorcycles?+

It rates well. Circular Road scores 7.5/10 for motorcycles, with enough character to be worth the trip for most riders.

Can I drive Circular Road in a caravan?+

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

Is Circular Road good for an EV?+

Yes. Circular Road 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 Circular Road?+

Contour has identified 26 grey spots on Circular 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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