What was found
HFEC IND A CRACK IN LT STA 870 FORGING AT INTEGRAL RIB, BELOW CABIN FLOOR WL 190 ON TOP SIDE AT LOWER AFT FASTENER CRACK. ALSO, RUNNING UNDER RIB EXTENDING AFT. REMOVED INTEGRAL RIB FLUSH WITH WEB, PER ESO 11782. HFEC CONFIRMED NO CRACKS AFTER DAMAGE REMOVAL. FABRICATED BATH TUBE FITTING PER ESO 11782 DATED 2-15-96 AND BOEING S/B 53-0116 DATED 10-31-91. INSTALLED REPAIR FITTING AND EXTERNAL STRAP PER ESO 11782 AND FEDEX EA 7-5310-27474A.