The Romanian driver of the lorry has been arrested by the French border police who will investigate.
Dave Hutchinson, Border Force Deputy Director for South East & Europe, said: “The dangers of using refrigerated lorries and sealed tankers in this way are self evident. The consequences are potentially fatal."
In 2000, 58 Chinese immigrants died after being sealed into the back of a lorry which was stopped at Dover.
More top news
A new report into the ever- worsening traffic congestion in Oxfordshire has concluded that the county is in danger of coming to a halt.
A woman from Hampshire owes her life to her husband after he donated a kidney - on their wedding anniversary.
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