Claim: Safe Road Trains for the Environment were testing at the Volvo Proving Ground with the first successful trial happening in 2011.
Evidence: Test track trials of SARTRE platooning took place at the Volvo Proving Ground near Gothenburg, Sweden and in a public road in Spain. In January 2011 the first successful trial took place at Volvo's test track in Sweden, in which a single car followed behind a rigid truck.