Koolachu Road

QLDResidential road2.2 km5 segments

4.0Sports

2.2 kmTotal length

5Segments

5Grey spot segments

Koolachu Road is a 2 km unsealed residential street in Queensland, Australia. It scores 4.7/10 for caravans with straight corners and rough surface.

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Vehicle scores

4.0/10

SPTSportsSealed roads, curviness, mountain passes

4.0/10

MOTMotoTight bends, switchbacks, technical roads

3.9/10

EVEVSmooth surface, sealed roads, range-friendly

4.4/10

4WD4WDGravel access, off-road suitability

4.7/10

VANCaravanSmooth sealed, gentle grades, no steep passes

Segment quality distribution

Sports score - 5 segments

Good (6-8)20%Fair (4-6)40%Poor (<4)40%

Sports score IQR: 3.1 - 4.3

Surface

Surface coverage

Unsealed100%

Score breakdown

Median component scores across all segments

Surface

3.5

Median surface quality. Smooth sealed asphalt scores 10. Chipseal 8. Gravel 5.

Curviness

0.6

Median curviness. Higher scores mean more bends per kilometre.

Speed

10.0

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

Road classResidential road

3.0

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

Traffic

7.0

Estimated traffic density. Lower traffic = higher score.

Elevation

2.0

Elevation change per kilometre. More climbing = higher score.

Crash history

Aggregated across all 5 segments

Grey spots

Crash record linkage not yet available for QLD. Grey spots are segments where curvature geometry mismatches the posted speed limit - these are flagged regardless of crash history.

Road roughness

NAASRA roughness index - median across segments

1.19IRI m/km

Coverage: 20% of segments surveyed. Source: Queensland Department of Transport and Main Roads.

Segments

Top 5 segments by sports score

IDSurfaceLengthSportsMotoEV

#96545565-0.45 km7.07.26.5 #96545561-0.50 km4.34.24.1 #96545564-0.26 km4.04.03.9 #96545563-0.50 km3.13.13.1 #96545562-0.50 km2.93.03.0

API reference

Road aggregate data via the Contour API

GET/api/v1/roads/koolachu-road-qldRoad aggregate - scores, stats, risk profile, activity, segment list

GET/api/v1/roads/search?q=Koolachu%20Road&state=QLDSearch roads by name

Councils & Government

This road is part of QLD'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 Koolachu Road?+

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

Is Koolachu Road sealed?+

No. Koolachu Road is unsealed for its entire scored length. A vehicle suited to gravel or dirt is recommended.

Is Koolachu Road good for motorcycles?+

Not really. Koolachu Road scores 4.0/10 for motorcycles. Look for higher-rated alternatives nearby.

Can I drive Koolachu Road in a caravan?+

With care. Koolachu Road scores 4.7/10 for caravans. Some sections may be tight or rough for a heavy tow.

Is Koolachu Road suitable for a 4WD?+

Koolachu Road scores 4.4/10 for 4WDs. Passable but not a standout. Check recent condition reports for surface state.

Are there any dangerous sections on Koolachu Road?+

Contour has identified 5 grey spots on Koolachu 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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