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River Road

SASecondary road5.4 km16 segments
8.0Sports
6.1Safety
5.4 kmTotal length
16Segments
9Recorded crashes
10Grey spot segments
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River Road is a 5 km sealed secondary route in South Australia, Australia. It scores 8.1/10 for EVs with highly technical corners and excellent surface. It also rates well for sports cars and motorcycles.

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Vehicle scores
8.0/10
SPTSportsSealed roads, curviness, mountain passes
7.9/10
MOTMotoTight bends, switchbacks, technical roads
8.1/10
EVEVSmooth surface, sealed roads, range-friendly
6.8/10
4WD4WDGravel access, off-road suitability
4.0/10
VANCaravanSmooth sealed, gentle grades, no steep passes
Segment quality distribution
Sports score - 16 segments
Excellent (8+)53%Good (6-8)18%Fair (4-6)29%

Sports score IQR: 6.0 - 8.8

Surface
Surface coverage
Sealed24%Unsealed76%
Score breakdown
Median component scores across all segments
Surface
10.0
Median surface quality. Smooth sealed asphalt scores 10. Chipseal 8. Gravel 5.
Curviness
8.6
Median curviness. Higher scores mean more bends per kilometre.
Speed
7.0
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
7.0
Estimated traffic density. Lower traffic = higher score.
Elevation
7.0
Elevation change per kilometre. More climbing = higher score.
Crash history
Aggregated across all 16 segments· 10 years of data
9
Total crashes
0
Fatalities
0
Serious injuries
10
Grey spots

Source: State crash data linked to road geometry. Grey spots are segments where curvature geometry mismatches the posted speed limit.

When is this road risky?
Crash conditions - share of recorded crashes by circumstance

Wet road crashes

Crashes that occurred in wet conditions

0%

Night crashes

Crashes that occurred after dark

0%

Based on 10 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
6.1/10 safety score - higher is safer
Wet road exposure56%
Night driving risk55%
Wind exposure50%
Sun glare risk74%
Wildlife strike risk13%

Risk values derived from road geometry, orientation, weather station data, and satellite canopy cover. 0 = minimal risk, 1 = maximum risk.

Segments
Top 136 segments by sports score
IDSurfaceLengthSportsMotoEV
#104005715Paved0.35 km9.09.09.0#104005716Paved0.50 km8.88.88.8#104005717Paved0.50 km8.88.88.8#104005726Paved0.28 km8.88.88.8#104005724Paved0.50 km8.88.88.8#104005723Paved0.50 km8.48.38.4#104005725Paved0.50 km8.48.38.4#104005719Paved0.50 km8.48.38.4#104005718Paved0.34 km8.07.98.1#104005722Paved0.50 km7.97.87.8#104569310Paved0.33 km7.67.67.6#104005721Paved0.13 km7.37.17.6#104645998Asphalt0.07 km7.06.77.3#103995541Asphalt0.09 km6.26.16.7#104645997Paved0.06 km6.05.76.6#104645996Paved0.08 km5.85.56.3#104645995Paved0.13 km5.85.56.3#104005720Paved0.08 km5.65.35.9#104645994Paved0.50 km5.65.25.8#103998655Asphalt0.38 km5.17.98.6#103998654Asphalt0.59 km5.07.78.2#104711180Asphalt0.23 km5.07.68.3#103998653Asphalt0.36 km4.97.58.3#103969325Asphalt0.13 km4.76.16.5#104241113Asphalt0.19 km4.67.08.0#103998657Asphalt0.25 km4.36.57.5#103998651Asphalt0.18 km4.26.37.0#103998656Asphalt0.25 km4.06.16.9#104862681Asphalt0.47 km4.06.07.1#104241111Asphalt0.10 km3.95.97.1#104241114Asphalt0.07 km3.95.97.2#104862689Asphalt0.10 km3.85.77.0#104241110Asphalt0.18 km3.85.66.8#104862687Asphalt0.01 km3.85.66.9#104862685Asphalt0.31 km3.75.56.7#103998659Asphalt0.02 km3.75.56.9#104241112Asphalt0.04 km3.75.46.6#103998650Asphalt0.25 km3.65.36.3#103998652Asphalt0.06 km3.55.26.2#104821087Asphalt0.05 km3.45.16.0#104862690Asphalt0.01 km3.45.05.9#104862683Asphalt0.01 km3.45.05.9#104852763Asphalt0.03 km3.34.85.8#103998658Asphalt0.07 km3.24.45.8#104365584Unpaved0.50 km2.46.04.0#104365585Unpaved0.50 km2.46.04.0#104365586Unpaved0.50 km2.46.04.0#104365587Unpaved0.50 km2.46.04.0#104365590Unpaved0.50 km2.46.04.0#104365591Unpaved0.50 km2.46.04.0#104365592Unpaved0.50 km2.46.04.0#104511172Dirt0.50 km2.46.04.0#104567863Unpaved0.19 km2.44.14.0#104337845Unpaved0.17 km2.44.04.0#104365593Unpaved0.17 km2.46.04.0#104666990Gravel0.09 km2.45.44.0#104511148Dirt0.19 km2.44.34.0#104129814Unpaved0.01 km2.43.84.0#104129815Unpaved0.06 km2.44.04.0#104129798Unpaved0.25 km2.45.74.0#104308628Compacted0.29 km2.45.54.0#104337839Unpaved0.09 km2.44.04.0#104337852Unpaved0.06 km2.44.44.0#104337926Unpaved0.03 km2.44.84.0#104365589Unpaved0.12 km2.45.34.0#104129804Unpaved0.24 km2.46.04.0#104365588Unpaved0.18 km2.45.34.0#104129794Unpaved0.50 km2.46.04.0#104129795Unpaved0.50 km2.46.04.0#104129796Unpaved0.50 km2.44.34.0#104129797Unpaved0.50 km2.45.44.0#104129799Unpaved0.50 km2.44.84.0#104129800Unpaved0.50 km2.45.84.0#104129801Unpaved0.42 km2.46.04.0#104129802Unpaved0.33 km2.45.44.0#104129803Unpaved0.50 km2.45.94.0#104129805Unpaved0.50 km2.45.84.0#104129806Unpaved0.50 km2.45.34.0#104129807Unpaved0.50 km2.45.34.0#104129808Unpaved0.50 km2.45.44.0#104129809Unpaved0.50 km2.46.04.0#104129810Unpaved0.50 km2.43.84.0#104129811Unpaved0.50 km2.46.04.0#104129812Unpaved0.50 km2.44.54.0#104129813Unpaved0.50 km2.44.94.0#104129816Unpaved0.50 km2.45.64.0#104129817Unpaved0.50 km2.45.34.0#104129818Unpaved0.38 km2.46.04.0#104308626Compacted0.50 km2.46.04.0#104308627Compacted0.46 km2.45.74.0#104337834Unpaved0.50 km2.45.64.0#104337837Unpaved0.50 km2.43.94.0#104337847Unpaved0.50 km2.44.24.0#104337849Unpaved0.37 km2.46.04.0#104337924Unpaved0.50 km2.46.04.0#104511161Dirt0.50 km2.43.83.9#104511167Dirt0.50 km2.44.74.0#104511170Dirt0.50 km2.44.04.0#104567850Unpaved0.23 km2.45.24.0#104567848Unpaved0.50 km2.44.04.0#104567849Unpaved0.42 km2.43.94.0#104567851Unpaved0.50 km2.43.84.0#104567852Unpaved0.50 km2.43.84.0#104567853Unpaved0.48 km2.43.84.0#104567854Unpaved0.50 km2.43.84.0#104567855Unpaved0.50 km2.43.84.0#104567856Unpaved0.50 km2.44.24.0#104567857Unpaved0.50 km2.43.84.0#104567858Unpaved0.50 km2.44.44.0#104567859Unpaved0.50 km2.44.14.0#104567860Unpaved0.50 km2.44.44.0#104567861Unpaved0.50 km2.44.04.0#104567862Unpaved0.50 km2.43.84.0#104511146Dirt0.50 km2.46.04.0#104511147Dirt0.50 km2.45.44.0#104511149Dirt0.50 km2.43.93.9#104511150Dirt0.43 km2.43.84.0#104511154Dirt0.50 km2.45.04.0#104511153Dirt0.50 km2.33.63.7#104511156Dirt0.15 km2.33.63.7#104511168Dirt0.50 km2.33.63.7#104511169Dirt0.50 km2.33.63.7#104511164Dirt0.09 km2.33.63.7#104511151Dirt0.50 km2.33.63.7#104511152Dirt0.50 km2.33.63.7#104511171Dirt0.50 km2.33.63.7#104511155Dirt0.50 km2.33.63.7#104511157Dirt0.50 km2.33.63.7#104511158Dirt0.43 km2.33.63.7#104511159Dirt0.50 km2.33.63.7#104511160Dirt0.50 km2.33.63.7#104511173Dirt0.22 km2.33.63.7#104511162Dirt0.50 km2.33.63.7#104511163Dirt0.50 km2.33.63.7#104511165Dirt0.50 km2.33.63.7#104511166Dirt0.50 km2.33.63.7
API reference
Road aggregate data via the Contour API
GET/api/v1/roads/river-road-sa-4Road aggregate - scores, stats, risk profile, activity, segment list
GET/api/v1/roads/search?q=River%20Road&state=SASearch roads by name

Councils & Government

This road is part of SA'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 River Road?+

River Road is approximately 5 km long. At typical touring speeds, expect around 1 hour of driving end to end, excluding stops.

Is River Road sealed?+

Yes. River Road is fully sealed for its entire length.

Is River Road good for motorcycles?+

Yes. River Road scores 7.9/10 for motorcycles, placing it among the stronger rides in the region. Corners, surface and elevation all contribute to the rating.

Can I drive River Road in a caravan?+

With care. River Road scores 4.0/10 for caravans. Some sections may be tight or rough for a heavy tow.

Is River Road good for an EV?+

Yes. River 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 River Road?+

Contour has identified 10 grey spots on River 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: 24 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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