WASHINGTON, June 30 -- Federal Aviation Administration has issued a rule called: Airworthiness Directives; The Boeing Company Airplanes.

The rule was published in the Federal Register on June 30 by Brian Knaup, Acting Deputy Director, Integrated Certificate Management Division, Aircraft Certification Service.

Summary: The FAA is adopting a new airworthiness directive (AD) for all The Boeing Company Model 707, 717, and 727 airplanes; Model DC-8, DC-9, and DC-10 airplanes; Model MD-10 and MD-11 airplanes; Model DC-9-81 (MD-81), DC-9-82 (MD-82), DC-9-83 (MD-83), DC-9-87 (MD-87), and MD-88 airplanes; and Model MD 90-30 airplanes. This AD was prompted by the determination that radio altimeters cannot be relied upon to perform their intended fu...