At 9.46 one of the stolen lorries collided with a car on Beech Avenue, Alfreton.
Bulk quantities of feed were loaded into bulk tanker lorries.
The lorries followed the old trackbed of the railroad and never left Company property, even using the level crossings in Erith.
The two aircraft were now parked outside the HAS awaiting the arrival of the lorries the following morning.
Forklift trucks, compact dumpers, tipper lorries and tractors are all especially prone to overturning.