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Donna Buang Road

VICSecondary road29.9 km77 segmentsC505;70
8.9Sports
29.9 kmTotal length
77Segments
83Grey spot segments
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Donna Buang Road is a 30 km sealed secondary route in Victoria, Australia. It scores 9.0/10 for EVs with highly technical corners and excellent surface. It also rates well for sports cars and motorcycles and 4WDs.

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Full route guide available

This road has a curated T1 route guide with driving notes, highlights, and turn-by-turn context.

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Vehicle scores
8.9/10
SPTSportsSealed roads, curviness, mountain passes
8.9/10
MOTMotoTight bends, switchbacks, technical roads
9.0/10
EVEVSmooth surface, sealed roads, range-friendly
8.9/10
4WD4WDGravel access, off-road suitability
3.0/10
VANCaravanSmooth sealed, gentle grades, no steep passes
Segment quality distribution
Sports score - 77 segments
Excellent (8+)55%Good (6-8)12%Fair (4-6)31%Poor (<4)1%

Sports score IQR: 4.0 - 9.5

Surface
Surface coverage
Sealed66%Unsealed34%
Score breakdown
Median component scores across all segments
Surface
10.0
Median surface quality. Smooth sealed asphalt scores 10. Chipseal 8. Gravel 5.
Curviness
9.7
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
10.0
Elevation change per kilometre. More climbing = higher score.
Crash history
Aggregated across all 77 segments· 13 years of data
83
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

26%

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.

Traffic volume
Annual average daily traffic
11vehicles per day (median)

Coverage: 95% of segments have AADT data. Based on traffic count surveys - actual volumes vary by season.

Road environment
Geometry and climate-derived risk indicators
7.2/10 safety score - higher is safer
Wet road exposure61%
Night driving risk62%
Wind exposure60%
Sun glare risk68%
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 83 segments by sports score
IDSurfaceLengthSportsMotoEV
#108632851Paved0.38 km9.59.69.5#108631485Paved0.63 km9.59.69.5#108875184Asphalt0.43 km9.59.69.5#108631487Paved0.65 km9.59.69.5#109775969Paved0.32 km9.59.69.5#108631482Paved0.65 km9.59.69.5#108631483Paved0.35 km9.59.69.5#108875183Asphalt0.37 km9.59.69.5#108631484Paved0.65 km9.59.69.5#108632852Paved0.40 km9.59.69.5#108632850Paved0.48 km9.59.69.5#108631486Paved0.39 km9.59.69.5#108631467Paved0.36 km9.59.59.5#109547821Paved0.46 km9.59.59.5#108631488Paved0.36 km9.59.59.5#109547819Paved0.42 km9.59.59.5#109547822Paved0.65 km9.59.59.5#108875185Asphalt0.47 km9.59.59.4#109775968Paved0.46 km9.59.59.4#108631468Paved0.50 km9.59.59.5#109547820Paved0.35 km9.59.59.5#109775967Paved0.36 km9.59.59.4#109775966Paved0.52 km9.59.59.4#109547816Paved0.65 km9.59.59.5#109547818Paved0.44 km9.59.59.5#108631462Paved0.40 km9.49.49.4#108631489Paved0.18 km9.49.49.4#108631464Paved0.39 km9.49.49.4#108631466Paved0.43 km9.49.49.4#109775961Paved0.46 km9.49.49.4#108631463Paved0.38 km9.49.49.4#109547817Paved0.36 km9.39.39.4#109775965Paved0.43 km9.39.39.3#108631465Paved0.35 km9.29.29.3#109547826Paved0.51 km9.29.19.2#108875186Asphalt0.40 km9.19.29.2#109775963Paved0.56 km9.19.19.2#109547823Paved0.35 km9.19.19.2#108875188Asphalt0.44 km9.19.19.1#109775962Paved0.38 km9.19.19.2#115127168Paved0.31 km9.08.99.1#108875189Asphalt0.35 km8.98.99.0#108875187Asphalt0.46 km8.88.88.9#109775964Paved0.13 km8.58.48.6#109419520Asphalt0.22 km8.28.18.3#108875190Asphalt0.09 km8.18.08.3#109547824Paved0.09 km7.97.88.2#108632849Paved0.04 km7.87.68.1#109547825Paved0.04 km7.57.37.7#109547827Paved0.04 km7.27.07.7#109618297Paved0.04 km6.96.77.4#108875191Asphalt0.05 km6.96.87.5#109419519Asphalt0.03 km6.96.87.5#109538327Asphalt0.14 km6.86.67.3#115418269Asphalt0.03 km6.66.47.2#109419518Asphalt0.05 km6.46.26.9#109126983Asphalt0.02 km5.95.76.2#108631481Unpaved0.37 km4.06.54.0#115127183Unpaved0.11 km4.05.94.0#115127177Unpaved0.08 km4.06.54.0#109619705Unpaved0.32 km4.06.54.0#108631480Unpaved0.46 km4.06.54.0#108631475Unpaved0.37 km4.06.54.0#108631473Unpaved0.36 km4.06.54.0#108631472Unpaved0.59 km4.06.54.0#108632857Unpaved0.45 km4.06.54.0#108631471Unpaved0.41 km4.06.54.0#108632854Unpaved0.38 km4.06.54.0#108632853Unpaved0.65 km4.06.54.0#108632855Unpaved0.36 km4.06.54.0#108632860Unpaved0.41 km4.06.54.0#108632856Unpaved0.45 km4.06.54.0#108631478Unpaved0.40 km4.06.54.0#108631470Unpaved0.39 km4.06.54.0#108631474Unpaved0.43 km4.06.54.0#108631479Unpaved0.51 km4.06.54.0#108631476Unpaved0.43 km4.06.54.0#109619704Unpaved0.48 km4.06.54.0#108632859Unpaved0.42 km4.06.54.0#108631477Unpaved0.44 km4.06.54.0#108632858Unpaved0.60 km4.06.54.0#109619703Unpaved0.36 km4.06.54.0#108650372-0.06 km3.04.65.4
API reference
Road aggregate data via the Contour API
GET/api/v1/roads/donna-buang-road-vicRoad aggregate - scores, stats, risk profile, activity, segment list
GET/api/v1/roads/search?q=Donna%20Buang%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 Donna Buang Road?+

Donna Buang Road is approximately 30 km long. At typical touring speeds, expect around 1 hour of driving end to end, excluding stops.

Is Donna Buang Road sealed?+

Yes. Donna Buang Road is fully sealed for its entire length.

Is Donna Buang Road good for motorcycles?+

Yes. Donna Buang Road scores 8.9/10 for motorcycles, placing it among the stronger rides in the region. Corners, surface and elevation all contribute to the rating.

Can I drive Donna Buang Road in a caravan?+

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

Is Donna Buang Road good for an EV?+

Yes. Donna Buang Road scores 9.0/10 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 Donna Buang Road?+

Contour has identified 83 grey spots on Donna Buang 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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