What was found
LEVEL 2 CORROSION, LOWER SILL LOCATED AT FR 68 AT LEVEL STR 23L AT AFT GALLEY AREA (SSI 534147). PERFORMED PERMANENT REPAIR LOCATED ON LOWER SILL AT FR 68 LEVEL STR 23L AT AFT GALLEY AREA IAW SRM53-41-14-300-001. CORROSION MEASURE WERE: L= 1.000 INCH W= 0.800 INCH D=0.056 INCH .4. RII INSPECTION COMPLETE. (LP: 1706958, AIRCRAFT WAS GROUNDED)