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A3 road closures & live traffic incidents

No live incident closures on the A3 right now, but 1 roadwork is currently in force.

Live A3 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
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A3 roadworks in force now

A3 southbound Chalton entry slip road closure

Planned Roadworks National Highways
Petersfield A3 · A3 Southbound Between B2070 And A3(M)

Expected to clear in 8 hours 23 minutes

Started 12 Oct 2026, 20:00 Expected clear 13 Oct 2026, 05:00

A3 southbound Chalton entry slip road closure

Category: Road Maintenance
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Recently cleared on the A3

All live closures A3 closure history