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Proving Ground Surface

Stone Road

The stone road provides loose surfaces and high mobility challenges for the testing of a vehicle’s durability, underbody protection and stone chip resistance.

Applications

  • Durability
  • Underbody protection
  • Stone chip resistance

Facility Description

  • Barford pebble laid on a firm base
  • Barford pebble ranges between 20mm and 5mm down to dust
  • Re-graded daily
  • Two lane width
  • Two way traffic
  • One way return loop at either end

Stone Road

17 Off Highway Circuit website