A self-employed person or employer must ensure, as far as reasonably practicable, that plant not being used is left in a condition that creates no risk to anyone. In practice this means idle plant is isolated or shut down, attachments and loads are lowered, and the plant is secured against movement, unauthorised start or interference by others.
The graph holds this control, the 0 it maps to, and the evidence behind each claim, over MCP and REST.