Tarwin Lower Road

VICSecondary road16.5 km40 segmentsC443

7.1Sports

16.5 kmTotal length

40Segments

46Grey spot segments

Tarwin Lower Road is a 16 km sealed secondary route in Victoria, Australia. It scores 8.2/10 for caravans with straight corners and excellent surface. It also rates well for EVs and sports cars.

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Vehicle scores

7.1/10

SPTSportsSealed roads, curviness, mountain passes

7.0/10

MOTMotoTight bends, switchbacks, technical roads

7.4/10

EVEVSmooth surface, sealed roads, range-friendly

6.0/10

4WD4WDGravel access, off-road suitability

8.2/10

VANCaravanSmooth sealed, gentle grades, no steep passes

Segment quality distribution

Sports score - 40 segments

Excellent (8+)15%Good (6-8)72%Fair (4-6)4%Poor (<4)9%

Sports score IQR: 6.5 - 7.7

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

1.7

Median curviness. Higher scores mean more bends per kilometre.

Speed

10.0

Speed limit suitability. Sweet spot is 60-110 km/h.

Road classSecondary road

8.0

Road classification. Motorways score zero. Tertiary roads score 9.

Traffic

10.0

Estimated traffic density. Lower traffic = higher score.

Elevation

4.0

Elevation change per kilometre. More climbing = higher score.

Crash history

Aggregated across all 40 segments· 13 years of data

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.

When is this road risky?

Crash conditions - share of recorded crashes by circumstance

Wet road crashes

Crashes that occurred in wet conditions

40%

Night crashes

Crashes that occurred after dark

Based on 13 years of crash records linked to road geometry. Crash breakdown (night, wet, weekends): VIC data 2012-2024. Other states show aggregate counts only.

Traffic volume

Annual average daily traffic

267vehicles per day (median)

Coverage: 100% of segments have AADT data. Based on traffic count surveys - actual volumes vary by season.

Road environment

Geometry and climate-derived risk indicators

7.8/10 safety score - higher is safer

Wet road exposure38%

Night driving risk41%

Wind exposure48%

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 50 segments by sports score

IDSurfaceLengthSportsMotoEV

#108770929Asphalt0.36 km8.98.99.0 #108770928Asphalt0.16 km8.98.89.0 #109743978Asphalt0.45 km8.88.78.7 #109743977Asphalt0.45 km8.58.58.5 #108770938Asphalt0.50 km8.58.58.5 #108770939Asphalt0.41 km8.38.28.2 #108770937Asphalt0.56 km8.28.18.1 #108770935Asphalt0.37 km8.07.88.2 #109743974Asphalt0.47 km7.97.78.0 #109743967Asphalt0.59 km7.87.67.7 #109743976Asphalt0.18 km7.77.57.9 #109804226Asphalt0.43 km7.77.57.9 #109743973Asphalt0.57 km7.67.47.6 #108770930Asphalt0.59 km7.57.37.8 #109743968Asphalt0.39 km7.57.37.5 #109743966Asphalt0.09 km7.37.17.7 #108770940Asphalt0.60 km7.37.17.4 #108770936Asphalt0.50 km7.37.17.4 #108770942Asphalt0.65 km7.37.17.4 #109743975Asphalt0.42 km7.27.07.5 #108770934Asphalt0.42 km7.27.07.5 #108770941Asphalt0.27 km7.26.97.5 #109743972Asphalt0.24 km7.16.97.4 #109743969Asphalt0.50 km7.06.87.1 #108770931Asphalt0.40 km7.06.87.1 #109743970Asphalt0.50 km7.06.77.3 #108770950Asphalt0.63 km7.06.77.1 #109743971Asphalt0.40 km6.86.57.0 #108770933Asphalt0.56 km6.86.67.2 #108770952Asphalt0.15 km6.86.57.1 #108770932Asphalt0.50 km6.76.56.9 #108770951Asphalt0.37 km6.76.46.8 #108770943Asphalt0.23 km6.66.36.7 #108770947Asphalt0.19 km6.56.26.7 #108770944Asphalt0.50 km6.56.26.7 #108770945Asphalt0.36 km6.56.26.7 #108770948Asphalt0.51 km6.56.26.7 #108770949Asphalt0.50 km6.56.26.6 #108770946Asphalt0.50 km6.36.06.4 #109396242Asphalt0.01 km6.36.06.8 #109540586Asphalt0.01 km6.36.06.4 #109164617Asphalt0.01 km5.65.35.7 #109164621Asphalt0.09 km5.07.78.6 #109396243Asphalt0.08 km4.97.58.5 #109253304Asphalt0.03 km4.06.17.3 #109253303Asphalt0.02 km3.85.86.8 #109253305Asphalt0.02 km3.85.86.8 #109253302Asphalt0.03 km3.85.86.8 #109422366Asphalt0.03 km3.85.76.8 #109422367Asphalt0.02 km3.75.66.7

API reference

Road aggregate data via the Contour API

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

GET/api/v1/roads/search?q=Tarwin%20Lower%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 Tarwin Lower Road?+

Tarwin Lower Road is approximately 16 km long. At typical touring speeds, expect around 1 hour of driving end to end, excluding stops.

Is Tarwin Lower Road sealed?+

Yes. Tarwin Lower Road is fully sealed for its entire length.

Is Tarwin Lower Road good for motorcycles?+

It rates well. Tarwin Lower Road scores 7.0/10 for motorcycles, with enough character to be worth the trip for most riders.

Can I drive Tarwin Lower Road in a caravan?+

Yes. Tarwin Lower Road scores 8.2/10 for caravans, making it a reasonable choice for towing. Watch for changes in surface and any steep gradients.

Is Tarwin Lower Road good for an EV?+

Yes. Tarwin Lower Road scores 7.4/10 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 Tarwin Lower Road?+

Contour has identified 46 grey spots on Tarwin Lower 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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