The Federal Aviation Administration is investigating a Southwest Airlines flight which dropped at a maximum descent rate of about 4,400 feet a minute.
The NTSB said the plane experienced what the crew said was a "Dutch roll" at 34,000 feet while en route from Phoenix, Arizona to Oakland, California on May 25. Such lateral asymmetric movements are named after a Dutch ice skating technique and can pose serious safety risks. The memo said "safety data confirmed the crew received a "DON'T SINK" oral warning followed by a "PULL UP" oral warning, but the first officer later said the crew did not hear the warnings.
این خبر را خلاصه کرده ایم تا بتوانید سریع آن را بخوانید. اگر به خبر علاقه مند هستید، می توانید متن کامل را اینجا بخوانید. ادامه مطلب: