Herald Street

WAPrimary road1.1 km8 segments

5.2Sports

8.6Safety

1.1 kmTotal length

8Segments

1Recorded crashes

Herald Street is a 1.1 km sealed primary route in Western Australia, Australia. It scores 6.3/10 for caravans with straight corners and excellent surface.

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Vehicle scores

5.2/10

SPTSportsSealed roads, curviness, mountain passes

4.8/10

MOTMotoTight bends, switchbacks, technical roads

5.6/10

EVEVSmooth surface, sealed roads, range-friendly

3.7/10

4WD4WDGravel access, off-road suitability

6.3/10

VANCaravanSmooth sealed, gentle grades, no steep passes

Segment quality distribution

Sports score - 8 segments

Fair (4-6)100%

Sports score IQR: 3.2 - 5.3

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

0.2

Median curviness. Higher scores mean more bends per kilometre.

Speed

7.0

Speed limit suitability. Sweet spot is 60-110 km/h.

Road classPrimary road

5.0

Road classification. Motorways score zero. Tertiary roads score 9.

Traffic

5.0

Estimated traffic density. Lower traffic = higher score.

Elevation

5.4

Elevation change per kilometre. More climbing = higher score.

Road intel

Wet riskModerate

Average wet sensitivity across segments, based on surface, drainage, gradient and local rainfall.

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.

Crash history

Aggregated across all 8 segments· 5 years of data

Total crashes

Fatalities

Serious injuries

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

Night crashes

Crashes that occurred after dark

Based on 5 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

Wet road exposure31%

Night driving risk20%

Wind exposure47%

Sun glare risk100%

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 13 segments by sports score

IDSurfaceLengthSportsMotoEV

#141459259Asphalt0.16 km5.34.95.8 #141459264Asphalt0.06 km5.34.95.8 #141459260Asphalt0.10 km5.34.95.8 #141459263Asphalt0.09 km5.34.95.8 #141459261Asphalt0.06 km5.34.95.8 #141459262Asphalt0.05 km5.34.95.8 #141459257Asphalt0.42 km5.14.75.5 #141459258Asphalt0.18 km5.04.65.4 #141880906Asphalt0.02 km3.34.86.0 #141880909Asphalt0.09 km3.24.75.7 #141880907Asphalt0.04 km3.04.35.4 #141880908Asphalt0.07 km2.94.05.1 #141880910Asphalt0.04 km2.83.95.0

API reference

Road aggregate data via the Contour API

GET/api/v1/roads/herald-street-waRoad aggregate - scores, stats, risk profile, activity, segment list

GET/api/v1/roads/search?q=Herald%20Street&state=WASearch roads by name

Councils & Government

This road is part of WA'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 Herald Street?+

Herald Street is approximately 1.1 km long. At typical touring speeds, expect a few minutes of driving end to end, excluding stops.

Is Herald Street sealed?+

Yes. Herald Street is fully sealed for its entire length.

Is Herald Street good for motorcycles?+

It is passable. Herald Street scores 4.8/10 for motorcycles. Consider it a connector rather than a destination ride.

Can I drive Herald Street in a caravan?+

Yes. Herald Street scores 6.3/10 for caravans, making it a reasonable choice for towing. Watch for changes in surface and any steep gradients.

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Road data last updated: 28 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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