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Barnback Road

TASUnclassified road15.0 km33 segments
4.0Sports
15.0 kmTotal length
33Segments
33Grey spot segments
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Barnback Road is a 15 km unsealed road in Tasmania, Australia. It scores 8.8/10 for 4WDs with highly technical corners and rough surface.

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Vehicle scores
4.0/10
SPTSportsSealed roads, curviness, mountain passes
6.5/10
MOTMotoTight bends, switchbacks, technical roads
4.0/10
EVEVSmooth surface, sealed roads, range-friendly
8.8/10
4WD4WDGravel access, off-road suitability
3.0/10
VANCaravanSmooth sealed, gentle grades, no steep passes
Segment quality distribution
Sports score - 33 segments
Fair (4-6)100%

Sports score IQR: 4.0 - 4.0

Surface
Surface coverage
Unsealed100%
Score breakdown
Median component scores across all segments
Surface
3.0
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 classUnclassified road
8.0
Road classification. Motorways score zero. Tertiary roads score 9.
Traffic
9.0
Estimated traffic density. Lower traffic = higher score.
Elevation
10.0
Elevation change per kilometre. More climbing = higher score.
Crash history
Aggregated across all 33 segments· 28 years of data
33
Grey spots

Crash record linkage not yet available for TAS. 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
6.3/10 safety score - higher is safer
Wet road exposure71%
Night driving risk70%
Wind exposure65%
Sun glare risk55%
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 33 segments by sports score
IDSurfaceLengthSportsMotoEV
#108505858Unpaved0.22 km4.06.54.0#108505833Unpaved0.65 km4.06.54.0#108505849Unpaved0.50 km4.06.54.0#108554899Unpaved0.35 km4.06.54.0#108505856Unpaved0.40 km4.06.54.0#108505834Unpaved0.65 km4.06.54.0#108505836Unpaved0.36 km4.06.54.0#108505838Unpaved0.37 km4.06.54.0#108505844Unpaved0.37 km4.06.54.0#108505846Unpaved0.35 km4.06.54.0#108505847Unpaved0.65 km4.06.54.0#108505848Unpaved0.41 km4.06.54.0#108505852Unpaved0.38 km4.06.54.0#108505854Unpaved0.65 km4.06.54.0#108505831Unpaved0.65 km4.06.54.0#108505850Unpaved0.44 km4.06.54.0#108505851Unpaved0.47 km4.06.54.0#108505853Unpaved0.35 km4.06.54.0#108554900Unpaved0.24 km4.06.54.0#108505840Unpaved0.05 km4.05.64.0#108554896Unpaved0.65 km4.06.54.0#108554898Unpaved0.65 km4.06.54.0#108505832Unpaved0.49 km4.06.54.0#108505842Unpaved0.50 km4.06.54.0#108505855Unpaved0.65 km4.06.54.0#108505857Unpaved0.65 km4.06.54.0#108505839Unpaved0.17 km4.06.54.0#108505835Unpaved0.09 km4.06.54.0#108505837Unpaved0.65 km4.06.54.0#108505841Unpaved0.52 km4.06.54.0#108505843Unpaved0.43 km4.06.54.0#108505845Unpaved0.45 km4.06.54.0#108554897Unpaved0.59 km4.06.54.0
API reference
Road aggregate data via the Contour API
GET/api/v1/roads/barnback-road-tasRoad aggregate - scores, stats, risk profile, activity, segment list
GET/api/v1/roads/search?q=Barnback%20%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 Barnback Road?+

Barnback Road is approximately 15 km long. At typical touring speeds, expect around 1 hour of driving end to end, excluding stops.

Is Barnback Road sealed?+

No. Barnback Road is unsealed for its entire scored length. A vehicle suited to gravel or dirt is recommended.

Is Barnback Road good for motorcycles?+

It rates well. Barnback Road scores 6.5/10 for motorcycles, with enough character to be worth the trip for most riders.

Can I drive Barnback Road in a caravan?+

Not recommended. Barnback Road scores 3.0/10 for caravans due to geometry, surface or gradient. Consider an alternative route if towing.

Is Barnback Road suitable for a 4WD?+

Yes. Barnback Road scores 8.8/10 for 4WDs, with the right mix of surface and terrain character to be worth the trip.

Are there any dangerous sections on Barnback Road?+

Contour has identified 33 grey spots on Barnback 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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