"operational failures" is a correct and usable phrase in written English.
It can be used to refer to operational mistakes or problems within a business or organization. For example, "The company reported significant operational failures in the third quarter."
Apparently, these activities have resulted in the direct discharge of organic and inorganic substances including crude oil and refined products through normal operation (as effluents), operational failures, and sabotage to facilities into the adjoining water bodies.
The September 11th commission showed that many of the problems were operational failures by individuals.
But the report will not merely blame individual officers for operational failures.
She said the emissions-monitoring system was new and that there were operational failures.
Keeping computers up to date is important, as this can prevent security and operational failures.
The operational failures in Libya grow directly out of Europe's chronic military underinvestment and out-of-date strategic priorities.
However, the functional failure induced by uncertainty in the system thermal hydraulic (T H) performance becomes one of the main contributors to system operational failure since the system operates based on natural circulation, which should be considered in the system reliability evaluation.
It was not operational failure.
We are increasing the risk of operational failure.
It underlined the "clear operational failure" that led to the disaster and the attempts by South Yorkshire police (SYP) and the ambulance service to cover up their shortcomings.
Powered by a hydrogen peroxide rocket designed by Hellmuth Walter, the Komet had spectacular performance, but its short range and ineffective cannon armament made it an operational failure.
