Police arrived at the scene of the crash involving a lorry and Fiat 500, which has blocked several lanes on the westbound carriageway of the busy motorway near Wallington.
Heavy delays of approximately 25 minutes are to be expected, according to Hampshire County Council’s live travel update service, ROMANSE.
In a tweet from the Highways Authority’s National Highways: South-East account, an authority spokesman said: ‘There is a RTC involving a car & HGV #Closures are in place. #TrafficOfficers are towards along with FreeRecovery.
‘Please approach with caution lanes 1 & 3 are blocked.’
Drivers reported minor injuries, according to a spokeswoman from Hampshire Constabulary.
She said: ‘The vehicles have now been recovered and police will be leaving the scene.’