Proving Ground

The Proving ground, an area where the performance of a vehicle is put to the test. Proving grounds generally spread over large areas and roads (usually several kilometers) and facilities to assess the working of various systems and parts of the vehicle. ... proving ground, area used for testing devices and equipment, usually, though not always, military. Testing, in general, has for its purpose the determination of the durability and probable life of a piece of equipment. ... a place or situation in which new ideas, methods, etc., can be tried. Her class served as a testing ground for new methods.