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Derwent Jacks Road

VICTertiary road6.8 km21 segments
4.6Sports
6.8 kmTotal length
21Segments
22Grey spot segments
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Derwent Jacks Road is a 7 km sealed tertiary route in Victoria, Australia. It scores 8.0/10 for EVs with gently winding corners and excellent surface.

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Vehicle scores
4.6/10
SPTSportsSealed roads, curviness, mountain passes
7.0/10
MOTMotoTight bends, switchbacks, technical roads
8.0/10
EVEVSmooth surface, sealed roads, range-friendly
6.6/10
4WD4WDGravel access, off-road suitability
5.3/10
VANCaravanSmooth sealed, gentle grades, no steep passes
Segment quality distribution
Sports score - 21 segments
Fair (4-6)82%Poor (<4)18%

Sports score IQR: 4.2 - 4.8

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
5.1
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 21 segments· 13 years of data
22
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

100%

Night crashes

Crashes that occurred after dark

0%

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.

Road environment
Geometry and climate-derived risk indicators
7.4/10 safety score - higher is safer
Wet road exposure48%
Night driving risk64%
Wind exposure58%
Sun glare risk91%
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 22 segments by sports score
IDSurfaceLengthSportsMotoEV
#109835809Asphalt0.49 km5.07.88.6#109835811Asphalt0.49 km5.07.88.6#109835810Asphalt0.38 km4.97.58.3#108886009Asphalt0.44 km4.97.58.3#108886001Asphalt0.36 km4.87.48.2#108886008Asphalt0.41 km4.87.48.1#108886005Asphalt0.36 km4.87.38.1#108886010Asphalt0.37 km4.87.38.1#108886006Asphalt0.37 km4.77.28.1#108886007Asphalt0.36 km4.77.28.0#109517759Asphalt0.40 km4.67.07.9#109835812Asphalt0.26 km4.66.98.0#115426390Asphalt0.39 km4.46.77.7#108886004Asphalt0.37 km4.46.77.6#108886002Asphalt0.38 km4.36.47.2#108886011Asphalt0.35 km4.36.47.4#108886003Asphalt0.38 km4.26.37.2#109835813Asphalt0.15 km4.26.27.3#115426391Asphalt0.06 km3.95.87.0#109517758Asphalt0.03 km3.85.66.9#109835808Asphalt0.03 km3.75.56.3#115426392Asphalt0.02 km3.55.26.2
API reference
Road aggregate data via the Contour API
GET/api/v1/roads/derwent-jacks-road-vicRoad aggregate - scores, stats, risk profile, activity, segment list
GET/api/v1/roads/search?q=Derwent%20Jacks%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.

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Frequently asked questions
How long is Derwent Jacks Road?+

Derwent Jacks Road is approximately 7 km long. At typical touring speeds, expect around 1 hour of driving end to end, excluding stops.

Is Derwent Jacks Road sealed?+

Yes. Derwent Jacks Road is fully sealed for its entire length.

Is Derwent Jacks Road good for motorcycles?+

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

Can I drive Derwent Jacks Road in a caravan?+

With care. Derwent Jacks Road scores 5.3/10 for caravans. Some sections may be tight or rough for a heavy tow.

Is Derwent Jacks Road good for an EV?+

Yes. Derwent Jacks Road scores 8.0/10 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 Derwent Jacks Road?+

Contour has identified 22 grey spots on Derwent Jacks 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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