What was found
L1 THRESHOLD HAS MULTIPLE AERAS OF CORROSION FR 16-20 -73Y GROUNDED - YES. REPAIRED 3EACH FASTENER HOLES AT L-1 DOOR SILL BEAM IAW A320 SRM 53-11-14-283-005 REV 148-01FEB2024. CATEGORY B REAPIR. INSPECTION THRESHOLD FROM AIRCRAFT FIRST FLIGHT 60000 FC/FH NOT RELEVANT, SUBSEQUENT INSPECTIONS AT INTERVALS TBD, INSPECTION METHOD TBD. REMOVED CORROSION AT L1 DOOR FWD GIRT BAR FITTING AREA, AFT O/B FASTENER LENGTH 2.261"X WIDTH 1.973" DEPTH. .1485". L1 DOOR AFT GIRT BAR FITTING AREA, AFT O/B FASTENER LENGTH 1.812" X WIDTH 1.626" DEPTH .1485". ALLOWABLE REMAINING THICKNESS FOR 3EA. HOLES IS .1476". FOUND TO BE WITHIN LIMITS A320 SRM 53-11-14-283-005 REV 148 -01FEB2024