American Airlines 191
Printed page 70. PDF page 74.
interconnecting parts in| the design of critical structural elements; and | - (b) Possible failure combinations which can result from primary structural damage in areas through which essential systems are routed. (Class Il--Priority Action) (A-79-98) ; Insure that the designOpen official document at PDF page 74NTSB AAR-79/17: American Airlines DC-10-10 N110AA, Chicago