What was found
DURING HEAVY MAINTENANCE, CORROSION FLOOR STRUCTURE BEAM LT FRAME 17 IN PASSENGER CABIN. RESOLVED ON W/O: 1072873 TASKCARD: NR-00007, REF ARM N/R 2020-317342 W/O 2020-348/1 TECH 8611312 RII QC 172. PERFORMED REPAIR (3 EA) ON FLOOR BEAM AT LEVEL OF FRAME 16, FRAME 17 AND FRAME 19, IAW SRM E190 53-10-10 REPAIR 51. THIS REPAIR IS PERMANENT AND NOT REQUIRED RE-INSPECTION.