Osbornes Flat Road

VICTertiary road10.8 km35 segments

4.8Sports

10.8 kmTotal length

35Segments

41Grey spot segments

Osbornes Flat Road is a 11 km sealed tertiary route in Victoria, Australia. It scores 8.1/10 for EVs with gently winding corners and excellent surface. It also rates well for motorcycles and 4WDs.

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Vehicle scores

4.8/10

SPTSportsSealed roads, curviness, mountain passes

7.2/10

MOTMotoTight bends, switchbacks, technical roads

8.1/10

EVEVSmooth surface, sealed roads, range-friendly

7.1/10

4WD4WDGravel access, off-road suitability

5.5/10

VANCaravanSmooth sealed, gentle grades, no steep passes

Segment quality distribution

Sports score - 35 segments

Fair (4-6)83%Poor (<4)17%

Sports score IQR: 4.1 - 5.3

Surface

Surface coverage

Sealed98%Unsealed2%

Score breakdown

Median component scores across all segments

Surface

10.0

Median surface quality. Smooth sealed asphalt scores 10. Chipseal 8. Gravel 5.

Curviness

5.1

Median curviness. Higher scores mean more bends per kilometre.

Speed

10.0

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 35 segments

Grey spots

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

Segments

Top 1 segments by sports score

IDSurfaceLengthSportsMotoEV

#108602520Asphalt0.26 km3.95.66.7

Showing top 1 of 35 segments

API reference

Road aggregate data via the Contour API

GET/api/v1/roads/osbornes-flat-road-vicRoad aggregate - scores, stats, risk profile, activity, segment list

GET/api/v1/roads/search?q=Osbornes%20Flat%20Road&state=VICSearch roads by name

Councils & Government

This road is part of VIC'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 Osbornes Flat Road?+

Osbornes Flat Road is approximately 11 km long. At typical touring speeds, expect around 1 hour of driving end to end, excluding stops.

Is Osbornes Flat Road sealed?+

Yes. Osbornes Flat Road is fully sealed for its entire length.

Is Osbornes Flat Road good for motorcycles?+

It rates well. Osbornes Flat Road scores 7.2/10 for motorcycles, with enough character to be worth the trip for most riders.

Can I drive Osbornes Flat Road in a caravan?+

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

Is Osbornes Flat Road good for an EV?+

Yes. Osbornes Flat Road scores 8.1/10 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 Osbornes Flat Road?+

Contour has identified 41 grey spots on Osbornes Flat 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: 22 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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