text: Appendix A
  control measures. Airspace element personnel also assess accuracy of residual risk and effectiveness of
  control measures in eliminating hazards and controlling risks and they ensure compliance with the guiding
  principles of risk management. They check that they integrated the process throughout all phases of the
  operation. They check the accuracy and decision levels of risk decisions, the necessity of risks, verifying that
  the benefits outweigh the cost in terms of dollars, training benefit, time, and that the process was cyclic and
  continuous throughout the operation. Airspace element personnel track risk management in a standardized
  manner according to ATP 5-19.