General Electric Company Proposes Supersession of Airworthiness Directive for GE90-76B, GE90-77B, GE90-85B, GE90-90B, and GE90-94B Turbofan Engines

Summary

General Electric Company proposes to supersede an existing airworthiness directive for its GE90-76B, GE90-77B, GE90-85B, GE90-90B, and GE90-94B turbofan engines, requiring initial and repetitive on-wing ultrasonic inspections of the high-pressure compressor stage 8-10 spool and eddy current inspections at each shop visit.