What was found
PREVIOUS REPAIR LT HORIZONTAL STAB T/E RIB UPPER FLANGE AT ELEV. STA 24.9 ( SEE PREVIOUS OPERATOR REPAIR RECORD # 55, GAMECO NRC 50547 AND SWA EA 1-751-0711 PT 1 FOR REPAIR DISPOSITION) PN: 186A1000-41 SN: SAIC0612 RIB CRACK AT NUTPLATE LOCATIONS REPAIRED WITH BATHTUB FITTING PER BOEING MSG GUB-XIJ-13-0013-04B AND BOEING 8100-9 APPROVAL. (CAT A.) AS DOCUMENTED ON SWA EA 1-751-0711 PART 1 REFER TO T996049 FOR CURRENT REPAIR CONFIGURATION.