Sentence examples for controllers on duty from inspiring English sources

In a possible breach of its procedures, the control center allowed one of the two controllers on duty to take a break at the time.

He also criticized the fact that one of the two controllers on duty was allowed to take a break at a time when their alarm system was not operating.

But by that time there had been a shift change and the controllers on duty did not connect the alert to the previous day's emergency signal.

When staffing there is cut by 10 percent, there may not be enough controllers on duty to manage a flow to three different runways at O'Hare, officials said.

The FAA has said that planes will have to take off and land less frequently, so as not to overload the remaining controllers on duty.

Ray LaHood, the transportation secretary, said he had instructed the F.A.A. to study staffing levels at other airports, and told the agency to put two air traffic controllers on duty during the midnight shift at Reagan.

Comair has sued the Federal Aviation Administration, saying it was negligent in having only one air traffic controller on duty on Aug. 27 when a plane took off from the wrong runway at the Lexington airport and crashed, killing 49 people.

Comair later accepted responsibility for the crash, but also placed blame on the airport, for what it called poor runway signs and markings, and the Federal Aviation Administration, which had only one air traffic controller on duty, contrary to a memo it had previously issued to have two workers on overnight shifts.

Reagan National Airport was the scene of another high-profile episode in March 2011 when two passenger planes were forced to land without clearance or guidance from the airport's control tower after a lone controller on duty after midnight fell asleep.

The controller on duty at the Reno-Tahoe International Airport in Nevada also failed to respond to calls from an incoming aircraft last week.

There are 31 airports in the country that operate overnight that have a single controller on duty, officials said.