In the category of overload, he found that the rush to fill order was pushing production personnel beyond their personal limits in some cases, and beyond their capabilities in others. Stress, insufficient training of new employees, and the fatigue all contributed to the overload: in the category of inappropriate response, the safety manager determined that many of KMI’s production personnel had removed safeguards from their machines in an attempt to speed up production. All the machines involved in accident had had safeguards removed.