Two airplanes narrowly avoided the new collision at Austin-Bergstrom International Airport in Texas on Saturday pursuing an air traffic controller cleared the arriving and departing flying to both use the same runway, the authorities said.

A FedEx cargo plane, a Boeing 767, was mandatory to abort its landing after a Southwest Airlines flight already been cleared to depart on the same runway, the Federal Navigation Administration said in a statement.

The FedEx trip, traveling from Memphis, Tenn., was cleared to land on Walkway 18-Left around 6: 40 a. m. local time while in which was several miles from the airport, the F. A. Good. said.

“Shortly before the FedEx aircraft was payable to land, the controller cleared Southwest Flight 708 to get out of from the same runway, ” the agency said. “The start of the FedEx airplane discontinued the landing and initiated one climb out. ”

In an excerpt of radio transmissions at the episode posted on Twitter, an air website controller alludes to reduced visibility conditions, said Michael McCormick, a previous F. A. A. control tower operator and an assistant instructor of aviation science at Embry-Riddle University, which has its management offices in Daytona, Fla.

At one point, usually the Southwest flight is abruptly told to abort, according to typically the audio excerpt.

Mr. McCormick said the air targeted visitors controller likely could not see either of the two aplanie, but was relying on both pilot reports and airport facade detection technology to track the planes. He said the near-collision was “exacerbated” by reduced visibility, which can be caused to dense fog or an unusually narrower gap between the earth and clouds.

Mr. McCormick said there was merely enough room between the two planes and said they they were in a “critical phase of flight in bad situation. ”

Mr. McCormick and Ross Feinstein, a former representative for both the Transportation Security Administration and American Airlines, being said the near-miss appeared to be caused by air traffic determine. The union that represents air traffic controllers could not amount to immediately reached on Sunday.

The Southwest plane gotten about three hours later in Cancun, Mexico, according to the actual flight tracking website FlightAware . It was not ever immediately clear how many people were aboard. A company spokesperson declined to comment. A spokeswoman for the Austin-Bergstrom International Terminal declined to comment.

Shannon Davis, a FedEx spokeswoman, said that the empleo plane, which was coming from Memphis, eventually landed safely all the way through Austin. It was not immediately clear what, if any, possessions it was carrying.

The National Transportation Safety Block additionally the F. A. A. both said they were investigating.

The episode in Austin came a day after the particular minor accident involving two United Airlines planes at Newark Freedom International Airport. A Boeing 787 which were being towed clipped the particular wing of a parked plane, a Boeing 757-200, the S. A. A. said. Images from the scene showed the point of a wing was ripped off.

No one you use was injured and airport operations were not affected, the Plug-ins Authority of New York and New Jersey said. Passengers experienced rebooked onto different flights, coupled with other plane did not may have any passengers, a United Airlines representative said. The F. A fabulous. A. said it was investigating.

Last month, at Kennedy International Airport , an American Airlines aircraft crossed a runway about 1, 000 feet in front for a Delta flght 1921 that was about to take off. The Red-blooded american pilots appear to have misconstrued directions issued by air targeted control, according to radar records and audio recordings.