Emergency services are currently at the scene of an accident on the B3400.
The road is blocked after a crash near Apsley Farms, Hurstbourne Priors, shortly before 8am.
Traffic is slow moving with the police closing the road in both directions.
One motorist described seeing an ambulance 'shoot past' on the busy road before being turned away by police who cordoned off the scene shortly before Apsley Farms.
Traffic reports note that this is affecting journeys between Andover and Basingstoke and Andover and Whitchurch with motorists advised to seek alternative routes.
Updates to follow
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