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Jasper Road

WAUnclassified road5.3 km12 segments
2.4Sports
5.7Safety
5.3 kmTotal length
12Segments
12Grey spot segments
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Jasper Road is a 5 km sealed road in Western Australia, Australia. It scores 5.3/10 for 4WDs with straight corners and rough surface.

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Map showing location of Jasper Road

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7-day forecast

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車種別スコア
2.4/10
SPTスポーツ舗装路、カーブ度、山岳峠
4.4/10
MOTモトタイトカーブ、スイッチバック、テクニカルな道
4.0/10
EVEV滑らかな路面、舗装路、航続距離に優しい
5.3/10
4WD4WD砂利アクセス、オフロード適性
2.6/10
VANキャラバン滑らかな舗装、緩やかな勾配、急峻な峠なし
区間の品質分布
スポーツスコア - 12区間
低い (4未満)100%

スポーツスコア IQR: 2.3 〜 2.4

Surface
Surface coverage
Sealed9%Unsealed91%
スコア内訳
全区間の中央値コンポーネントスコア
路面
3.0
路面品質の中央値。滑らかな舗装アスファルトは10点。チップシールは8点。砂利は5点。
カーブ度
3.1
カーブ度の中央値。スコアが高いほどキロメートルあたりのカーブが多い。
速度
4.0
制限速度の適合性。スイートスポットは60〜110 km/h。
道路クラスUnclassified road
8.0
道路分類。高速道路は0点。第3級道路は9点。
交通量
9.0
推定交通密度。交通量が少ないほど高スコア。
標高
5.5
キロメートルあたりの標高変化。登りが多いほど高スコア。
Road intel
Grey spots12 of 12 segments
Segments where curvature is tighter than the posted speed limit. Geometry alone flags these as higher risk, no crash history required.
Wet riskElevated
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.
事故履歴
全12区間で集計
12
グレースポット

WAの事故記録リンクはまだ利用できません。グレースポットは、カーブジオメトリが制限速度と一致しない区間 - 事故履歴に関わらずフラグ付けされます。

道路環境
ジオメトリと気候から導出したリスク指標
湿潤路面暴露58%
夜間走行リスク54%
風暴露54%
日差し眩しさリスク84%
野生動物衝突リスク10%

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

Segments
Top 17 segments by sports score
IDSurfaceLengthSportsMotoEV
#98643560Asphalt0.22 km6.66.56.7#98643559Asphalt0.16 km6.36.26.6#98936037Paved0.20 km6.16.06.1#98901187Unpaved0.41 km2.46.04.0#98901188Unpaved0.50 km2.44.24.0#98901189Unpaved0.40 km2.44.04.0#98901190Unpaved0.07 km2.44.74.0#98901191Unpaved0.40 km2.46.04.0#98901192Unpaved0.50 km2.45.44.0#99809486Unpaved0.62 km2.46.04.0#99809488Unpaved0.12 km2.44.64.0#98901186Unpaved0.50 km2.46.04.0#98901196Unpaved0.51 km2.44.94.0#98901193Unpaved0.50 km2.43.84.0#98901195Unpaved0.50 km2.23.53.8#98901194Unpaved0.50 km2.23.53.8#98901185Unpaved0.50 km2.13.33.5
API reference
Road aggregate data via the Contour API
GET/api/v1/roads/jasper-road-waRoad aggregate - scores, stats, risk profile, activity, segment list
GET/api/v1/roads/search?q=Jasper%20Road&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 Jasper Road?+

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

Is Jasper Road sealed?+

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

Is Jasper Road good for motorcycles?+

It is passable. Jasper Road scores 4.4/10 for motorcycles. Consider it a connector rather than a destination ride.

Can I drive Jasper Road in a caravan?+

Not recommended. Jasper 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 Jasper Road?+

Contour has identified 12 grey spots on Jasper 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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