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Mail Road

SATertiary road102.9 km207 segments
2.4Sports
102.9 kmTotal length
207Segments
11Recorded crashes
254Grey spot segments
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Mail Road is a 103 km sealed tertiary route in South Australia, Australia. It scores 5.4/10 for 4WDs with straight corners and rough surface.

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Vehicle scores
2.4/10
SPTSportsSealed roads, curviness, mountain passes
4.0/10
MOTMotoTight bends, switchbacks, technical roads
4.0/10
EVEVSmooth surface, sealed roads, range-friendly
5.4/10
4WD4WDGravel access, off-road suitability
2.6/10
VANCaravanSmooth sealed, gentle grades, no steep passes
Segment quality distribution
Sports score - 207 segments
Poor (<4)100%

Sports score IQR: 2.4 - 2.4

Surface
Surface coverage
Sealed10%Unsealed90%
Score breakdown
Median component scores across all segments
Surface
2.0
Median surface quality. Smooth sealed asphalt scores 10. Chipseal 8. Gravel 5.
Curviness
0.0
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
10.0
Estimated traffic density. Lower traffic = higher score.
Elevation
2.0
Elevation change per kilometre. More climbing = higher score.
Crash history
Aggregated across all 207 segments· 10 years of data
11
Total crashes
0
Fatalities
0
Serious injuries
254
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.

Traffic volume
Annual average daily traffic
12vehicles 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
7.2/10 safety score - higher is safer
Wet road exposure54%
Night driving risk45%
Wind exposure47%
Sun glare risk77%
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 264 segments by sports score
IDSurfaceLengthSportsMotoEV
#104338571Asphalt0.48 km9.29.19.2#104026446Asphalt0.50 km9.29.19.2#104338573Asphalt0.50 km9.29.19.2#104026448Asphalt0.50 km9.29.19.2#104026445Asphalt0.50 km9.19.09.1#104338577Asphalt0.50 km8.98.89.0#104340112Asphalt0.14 km8.98.88.9#104338569Asphalt0.50 km8.88.78.7#104026447Asphalt0.50 km8.78.68.6#104338575Asphalt0.50 km8.38.18.3#104340114Asphalt0.22 km8.28.18.3#104338579Asphalt0.43 km7.97.68.0#104340110Asphalt0.10 km7.87.58.0#104753072Asphalt0.50 km7.77.57.6#104753074Asphalt0.50 km7.37.27.3#104026449Asphalt0.06 km6.15.76.3#104192234Asphalt0.50 km5.85.56.1#104753071Asphalt0.13 km5.85.56.1#104192235Asphalt0.50 km5.85.56.1#104753070Asphalt0.50 km5.75.45.9#104753068Asphalt0.50 km5.75.45.8#104753069Asphalt0.50 km5.75.45.8#104753076Asphalt0.50 km5.75.45.8#104824067Asphalt0.50 km5.75.45.8#104753075Asphalt0.50 km5.75.45.8#104824068Asphalt0.50 km5.65.35.8#104824069Asphalt0.05 km5.65.35.8#104192236Asphalt0.50 km5.65.35.8#104753077Asphalt0.12 km5.65.35.8#104753073Asphalt0.01 km5.65.35.8#104192237Asphalt0.43 km5.55.15.7#104187181Gravel0.28 km4.05.84.0#104187170Gravel0.50 km4.04.74.0#104187171Gravel0.50 km4.04.74.0#104187172Gravel0.50 km4.04.84.0#104187178Gravel0.50 km4.04.74.0#104187163Gravel0.50 km4.06.24.0#104187176Gravel0.50 km4.06.54.0#104187179Gravel0.50 km4.04.74.0#104187173Gravel0.50 km4.05.94.0#104187174Gravel0.50 km4.04.74.0#104187175Gravel0.50 km4.05.24.0#104187164Gravel0.27 km4.05.04.0#104187177Gravel0.50 km4.04.74.0#104187156Gravel0.50 km4.06.54.0#104187157Gravel0.50 km4.06.54.0#104187158Gravel0.50 km4.06.54.0#104187159Gravel0.50 km4.05.04.0#104187160Gravel0.50 km4.05.14.0#104187161Gravel0.50 km4.05.94.0#104187162Gravel0.50 km4.06.54.0#104187165Gravel0.50 km4.06.34.0#104187167Gravel0.18 km4.05.34.0#104187168Gravel0.50 km4.06.24.0#104187169Gravel0.50 km4.04.94.0#104187180Gravel0.50 km4.05.04.0#104187166Gravel0.50 km4.04.74.0#104697955Dirt0.50 km2.43.94.0#104697958Dirt0.50 km2.43.94.0#104697959Dirt0.50 km2.44.14.0#104697704Dirt0.50 km2.46.04.0#104697706Dirt0.50 km2.45.54.0#104697714Dirt0.50 km2.44.44.0#104697716Dirt0.50 km2.43.94.0#104697724Dirt0.50 km2.44.34.0#104697732Dirt0.50 km2.45.34.0#104697734Dirt0.50 km2.44.04.0#104697735Dirt0.50 km2.43.94.0#104697748Dirt0.50 km2.43.94.0#104697753Dirt0.50 km2.44.04.0#104697763Dirt0.50 km2.44.04.0#104697757Dirt0.50 km2.43.94.0#104697764Dirt0.50 km2.44.04.0#104697765Dirt0.50 km2.43.94.0#104697766Dirt0.50 km2.44.04.0#104697767Dirt0.50 km2.44.04.0#104697782Dirt0.50 km2.43.94.0#104697784Dirt0.50 km2.43.94.0#104697793Dirt0.50 km2.43.94.0#104697795Dirt0.50 km2.44.04.0#104697797Dirt0.50 km2.44.04.0#104697798Dirt0.50 km2.44.64.0#104697803Dirt0.50 km2.44.84.0#104697804Dirt0.50 km2.43.94.0#104697805Dirt0.50 km2.43.94.0#104697810Dirt0.50 km2.46.04.0#104697807Dirt0.50 km2.46.04.0#104697816Dirt0.50 km2.44.04.0#104697817Dirt0.50 km2.44.04.0#104697818Dirt0.50 km2.44.34.0#104697833Dirt0.50 km2.43.94.0#104697852Dirt0.50 km2.43.94.0#104697853Dirt0.50 km2.43.94.0#104697868Dirt0.50 km2.43.94.0#104697870Dirt0.50 km2.44.04.0#104697872Dirt0.50 km2.43.94.0#104697877Dirt0.50 km2.43.94.0#104697882Dirt0.50 km2.43.94.0#104697883Dirt0.50 km2.43.94.0#104697885Dirt0.50 km2.43.94.0#104697886Dirt0.50 km2.43.94.0#104697887Dirt0.50 km2.44.14.0#104697894Dirt0.50 km2.43.94.0#104697896Dirt0.50 km2.43.94.0#104697902Dirt0.50 km2.43.94.0#104697903Dirt0.36 km2.44.04.0#104697904Dirt0.50 km2.44.04.0#104697917Dirt0.50 km2.43.94.0#104697906Dirt0.50 km2.44.04.0#104697912Dirt0.50 km2.45.14.0#104697920Dirt0.50 km2.44.04.0#104697922Dirt0.50 km2.44.04.0#104697929Dirt0.50 km2.43.94.0#104697930Dirt0.50 km2.44.04.0#104697931Dirt0.50 km2.43.94.0#104697940Dirt0.50 km2.43.94.0#104697941Dirt0.50 km2.44.04.0#104697942Dirt0.50 km2.44.04.0#104697943Dirt0.50 km2.44.04.0#104697944Dirt0.50 km2.46.04.0#104697945Dirt0.50 km2.43.94.0#104697946Dirt0.50 km2.44.04.0#104697951Dirt0.50 km2.43.94.0#104697954Dirt0.50 km2.43.94.0#104697956Dirt0.50 km2.43.94.0#104697957Dirt0.50 km2.43.94.0#104697960Dirt0.50 km2.43.94.0#104697981Dirt0.43 km2.45.44.0#104697977Dirt0.50 km2.43.94.0#104697978Dirt0.50 km2.43.94.0#104697707Dirt0.50 km2.46.04.0#104697709Dirt0.50 km2.44.24.0#104697710Dirt0.50 km2.45.54.0#104697711Dirt0.50 km2.44.24.0#104697722Dirt0.50 km2.43.94.0#104697723Dirt0.50 km2.45.64.0#104697727Dirt0.50 km2.44.04.0#104697728Dirt0.50 km2.44.04.0#104697729Dirt0.50 km2.44.04.0#104697730Dirt0.50 km2.43.94.0#104697771Dirt0.50 km2.43.94.0#104697780Dirt0.50 km2.43.94.0#104697787Dirt0.50 km2.44.04.0#104697788Dirt0.50 km2.43.94.0#104697799Dirt0.50 km2.43.94.0#104697800Dirt0.50 km2.44.04.0#104697801Dirt0.50 km2.45.64.0#104697802Dirt0.50 km2.44.04.0#104697824Dirt0.50 km2.44.04.0#104697825Dirt0.50 km2.44.54.0#104697829Dirt0.50 km2.43.94.0#104697845Dirt0.50 km2.43.94.0#104697846Dirt0.50 km2.43.94.0#104697859Dirt0.50 km2.43.94.0#104697889Dirt0.50 km2.43.94.0#104697890Dirt0.50 km2.43.94.0#104697891Dirt0.50 km2.44.04.0#104697893Dirt0.50 km2.44.14.0#104697897Dirt0.50 km2.43.94.0#104697898Dirt0.50 km2.43.94.0#104697900Dirt0.50 km2.43.94.0#104697924Dirt0.50 km2.44.04.0#104697926Dirt0.50 km2.44.04.0#104697927Dirt0.50 km2.43.94.0#104697928Dirt0.50 km2.43.94.0#104697932Dirt0.50 km2.44.14.0#104697967Dirt0.50 km2.43.94.0#104697972Dirt0.50 km2.44.04.0#104697975Dirt0.50 km2.43.94.0#104697934Dirt0.50 km2.43.94.0#104697827Dirt0.50 km2.43.94.0#104697703Dirt0.50 km2.46.04.0#104697708Dirt0.50 km2.45.64.0#104697725Dirt0.50 km2.44.04.0#104697726Dirt0.50 km2.46.04.0#104697737Dirt0.50 km2.44.04.0#104697740Dirt0.50 km2.43.94.0#104697742Dirt0.50 km2.44.04.0#104697745Dirt0.50 km2.43.94.0#104697750Dirt0.50 km2.44.04.0#104697758Dirt0.50 km2.44.04.0#104697760Dirt0.50 km2.44.04.0#104697761Dirt0.50 km2.44.04.0#104697762Dirt0.50 km2.44.14.0#104697770Dirt0.50 km2.43.94.0#104697768Dirt0.50 km2.43.94.0#104697769Dirt0.50 km2.43.94.0#104697772Dirt0.50 km2.44.14.0#104697773Dirt0.50 km2.43.94.0#104697777Dirt0.50 km2.44.04.0#104697781Dirt0.50 km2.44.04.0#104697783Dirt0.50 km2.45.04.0#104697808Dirt0.50 km2.46.04.0#104697822Dirt0.50 km2.46.04.0#104697841Dirt0.50 km2.45.64.0#104697856Dirt0.50 km2.44.04.0#104697874Dirt0.50 km2.44.04.0#104697876Dirt0.50 km2.43.94.0#104697908Dirt0.50 km2.44.04.0#104697910Dirt0.50 km2.46.04.0#104697925Dirt0.50 km2.44.04.0#104697923Dirt0.50 km2.44.04.0#104697947Dirt0.50 km2.43.94.0#104697962Dirt0.50 km2.44.24.0#104697979Dirt0.50 km2.43.94.0#104697907Dirt0.50 km2.44.04.0#104697759Dirt0.13 km2.43.94.0#104697785Dirt0.50 km2.43.94.0#104697755Dirt0.50 km2.43.94.0#104697705Dirt0.50 km2.45.64.0#104697719Dirt0.50 km2.44.04.0#104697806Dirt0.50 km2.44.04.0#104697826Dirt0.50 km2.44.04.0#104697892Dirt0.50 km2.43.94.0#104697915Dirt0.50 km2.43.94.0#104697701Dirt0.50 km2.46.04.0#104697712Dirt0.50 km2.44.34.0#104697713Dirt0.50 km2.43.94.0#104697718Dirt0.50 km2.44.44.0#104697720Dirt0.50 km2.44.34.0#104697721Dirt0.50 km2.44.04.0#104697731Dirt0.50 km2.45.14.0#104697776Dirt0.50 km2.44.74.0#104697778Dirt0.50 km2.45.34.0#104697779Dirt0.50 km2.43.94.0#104697791Dirt0.50 km2.43.94.0#104697811Dirt0.50 km2.44.04.0#104697814Dirt0.50 km2.43.94.0#104697819Dirt0.50 km2.46.04.0#104697820Dirt0.50 km2.44.84.0#104697821Dirt0.50 km2.46.04.0#104697823Dirt0.50 km2.44.24.0#104697831Dirt0.50 km2.43.94.0#104697837Dirt0.50 km2.43.94.0#104697842Dirt0.50 km2.43.94.0#104697843Dirt0.50 km2.43.94.0#104697844Dirt0.50 km2.43.94.0#104697847Dirt0.50 km2.44.04.0#104697848Dirt0.50 km2.43.94.0#104697849Dirt0.50 km2.43.94.0#104697850Dirt0.50 km2.44.04.0#104697851Dirt0.50 km2.43.94.0#104697855Dirt0.50 km2.44.04.0#104697858Dirt0.50 km2.43.94.0#104697862Dirt0.50 km2.43.94.0#104697865Dirt0.50 km2.43.94.0#104697888Dirt0.50 km2.44.64.0#104697901Dirt0.50 km2.44.04.0#104697905Dirt0.50 km2.44.04.0#104697919Dirt0.50 km2.44.04.0#104697921Dirt0.50 km2.45.04.0#104697933Dirt0.50 km2.43.94.0#104697936Dirt0.50 km2.44.04.0#104697938Dirt0.50 km2.44.34.0#104697939Dirt0.50 km2.45.54.0#104697948Dirt0.50 km2.43.94.0#104697953Dirt0.50 km2.43.94.0#104697961Dirt0.50 km2.43.94.0#104697963Dirt0.50 km2.43.94.0#104697964Dirt0.50 km2.43.94.0#104697969Dirt0.50 km2.43.94.0#104697895Dirt0.50 km2.44.04.0#104697918Dirt0.50 km2.46.04.0#104697952Dirt0.50 km2.43.94.0
API reference
Road aggregate data via the Contour API
GET/api/v1/roads/mail-road-saRoad aggregate - scores, stats, risk profile, activity, segment list
GET/api/v1/roads/search?q=Mail%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 Mail Road?+

Mail Road is approximately 103 km long. At typical touring speeds, expect around 1 hour of driving end to end, excluding stops.

Is Mail Road sealed?+

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

Is Mail Road good for motorcycles?+

It is passable. Mail Road scores 4.0/10 for motorcycles. Consider it a connector rather than a destination ride.

Can I drive Mail Road in a caravan?+

Not recommended. Mail Road scores 2.6/10 for caravans due to geometry, surface or gradient. Consider an alternative route if towing.

Are there any dangerous sections on Mail Road?+

Contour has identified 254 grey spots on Mail 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: 16 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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