A303 road closures & live traffic incidents

No live incident closures on the A303 right now, but 4 roadworks are currently in force.

Live A303 updates from National Highways and Traffic Wales: incident closures, roadworks in force, planned closures for the week ahead and recently cleared disruption.

Live incident

Active roadworks

Planned

Cleared

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A303 roadworks in force now

A303 eastbound lane 1 closure (99/1 to 95/1)

Active Roadworks National Highways

Basingstoke A303 · A303 Eastbound Between B3048 And A34

Expected to clear in 5 hours 4 minutes

Started 12 Oct 2026, 19:25 Expected clear 13 Oct 2026, 05:00

A303 eastbound lane 1 closure (99/1 to 95/1)

Category: Road Maintenance

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A303 eastbound Martock to Cartgate roundabout lane closure (209/1 to 207/4)

Planned Roadworks National Highways

Yeovil A303 · A303 Eastbound Between A356 And A3088

Expected to clear in 5 hours 4 minutes

Started 12 Oct 2026, 19:00 Expected clear 13 Oct 2026, 05:00

A303 eastbound Martock to Cartgate roundabout lane closure (209/1 to 207/4)

Category: Road Maintenance

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A303 eastbound Bulford to Parkhouse lane 2 closure (127/7 to 125/4)

Active Roadworks National Highways

Wiltshire A303 · A303 Eastbound Between A3028 And A338

Expected to clear in 5 hours 4 minutes

Started 12 Oct 2026, 18:43 Expected clear 13 Oct 2026, 05:00

A303 eastbound Bulford to Parkhouse lane 2 closure (127/7 to 125/4)

Category: Construction Work

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A303 both directions Broadway to Southfields layby closures for drainage

Planned Roadworks National Highways

Yeovil A303 · A303 Westbound Between A358 And A30/A35

Expected to clear in 3 months 2 weeks

Started 7 Oct 2026, 19:00 Expected clear 30 Jan 2027, 06:00

A303 both directions Broadway to Southfields layby closures for drainage

Category: Road Maintenance

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Recently cleared on the A303

All live closures A303 closure history