Establishes a consistent and reproducible means of evaluating the load-carrying characteristics of roll-over protective structures under static loading, and prescribes performance requirements for a representative specimen under such loading. Applies to the following seated design operator-controlled machines as defined in ISO 6165: crawler tractors and loaders, graders, wheeled loaders and wheeled tractors, wheeled industrial tractors, the tractor portion (prime mover) of tractor scrapers, water wagons, etc., rollers and compactors, rigid frame dumpers.