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Henry Martin Road

SASecondary road2.0 km5 segments
8.7Sports
7.6Safety
2.0 kmTotal length
5Segments
3Recorded crashes
3Grey spot segments
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Henry Martin Road is a 2 km sealed secondary route in South Australia, Australia. It scores 8.7/10 for sports cars with highly technical corners and excellent surface. It also rates well for EVs and motorcycles and caravans and 4WDs.

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Map showing location of Henry Martin Road

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Scores par véhicule
8.7/10
SPTSportRoutes revêtues, sinuosité, cols de montagne
8.6/10
MOTMotoVirages serrés, lacets, routes techniques
8.6/10
VEVESurface lisse, routes revêtues, compatible avec l'autonomie
7.8/10
4x44x4Accès gravier, aptitude hors-route
8.6/10
VANCaravaneRevêtement lisse, pentes douces, pas de cols raides
Distribution de qualité des tronçons
Score Sport - 5 tronçons
Excellent (8+)60%Bon (6-8)40%

IQR score Sport : 6.6 - 9.1

Surface
Surface coverage
Sealed100%
Détail du score
Scores médians des composants sur tous les tronçons
Surface
10.0
Qualité de surface médiane. Bitume lisse = 10. Gravillonnage = 8. Gravier = 5.
Sinuosité
8.1
Sinuosité médiane. Plus le score est élevé, plus la route a de virages par kilomètre.
Vitesse
10.0
Adéquation à la limite de vitesse. Sweet spot à 60-110 km/h.
Classe de routeSecondary road
8.0
Classification routière. Les autoroutes ont zéro. Les routes tertiaires ont 9.
Trafic
7.0
Densité de trafic estimée. Moins de trafic = score plus élevé.
Dénivelé
7.0
Changement d'altitude par kilomètre. Plus ça monte = score plus élevé.
Road intel
Grey spots3 of 5 segments
Segments where curvature is tighter than the posted speed limit. Geometry alone flags these as higher risk, no crash history required.
Wet riskModerate
Average wet sensitivity across segments, based on surface, drainage, gradient and local rainfall.
Night riskPresent
Visibility at night across the road, weighted by lighting, tree canopy density and curves.
Wind exposureModerate
Average wind exposure across segments, based on measured wind speed, terrain and shelter. Relevant for motorcycles and caravans.
Sun glarePresent
East-west segments exposed to sunrise and sunset glare, adjusted for tree cover.
Historique des accidents
Agrégé sur les 5 tronçons· 10 ans de données
3
Total des accidents
0
Décès
0
Blessures graves
3
Zones grises
Roads.detail.last5Years
2
Roads.detail.crashesFiveYr
0
Roads.detail.fatalitiesFiveYr
Roads.detail.stateAvgRateLabel: 0.843 Roads.detail.rateUnitRoads.detail.thisRoadRateLabel: 0.300▼ Roads.detail.belowStateAverage

Source : données d'accidents d'État liées à la géométrie routière. Les zones grises sont des tronçons où la géométrie de courbure ne correspond pas à la limite de vitesse affichée.

Quand cette route est-elle risquée ?
Conditions d'accident - part des accidents enregistrés par circonstance

Accidents sur route mouillée

Accidents survenus en conditions humides

0%

Accidents de nuit

Accidents survenus après la tombée de la nuit

0%

Basé sur 10 ans de registres d'accidents liés à la géométrie routière. Détail des accidents (nuit, pluie, week-ends) : données VIC 2012-2024. Les autres États n'affichent que les totaux agrégés.

Environnement routier
Indicateurs de risque dérivés de la géométrie et du climat
Exposition route mouillée47%
Risque de conduite de nuit54%
Exposition au vent56%
Risque d'éblouissement91%
Risque de collision avec la faune10%

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

Segments
Top 5 segments by sports score
IDSurfaceLengthSportsMotoEV
#104477227Asphalt0.50 km9.29.19.2#104477230Asphalt0.50 km9.19.09.1#104477229Asphalt0.50 km8.78.68.6#104477228Asphalt0.50 km6.66.27.0#104477231Asphalt0.02 km6.36.06.4
API reference
Road aggregate data via the Contour API
GET/api/v1/roads/henry-martin-road-saRoad aggregate - scores, stats, risk profile, activity, segment list
GET/api/v1/roads/search?q=Henry%20Martin%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 Henry Martin Road?+

Henry Martin Road is approximately 2 km long. At typical touring speeds, expect around 1 hour of driving end to end, excluding stops.

Is Henry Martin Road sealed?+

Yes. Henry Martin Road is fully sealed for its entire length.

Is Henry Martin Road good for motorcycles?+

Yes. Henry Martin Road scores 8.6/10 for motorcycles, placing it among the stronger rides in the region. Corners, surface and elevation all contribute to the rating.

Can I drive Henry Martin Road in a caravan?+

Yes. Henry Martin Road scores 8.6/10 for caravans, making it a reasonable choice for towing. Watch for changes in surface and any steep gradients.

Is Henry Martin Road good for an EV?+

Yes. Henry Martin Road scores 8.6/10 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 Henry Martin Road?+

Contour has identified 3 grey spots on Henry Martin 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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