What was found
AFT CARGO COMPARTMENT FLOOR TRACK STA 767+6 RBL13.8 WL157 HAD CORROSION ON UPPER SURFACE REMOVED CORROSION AT AFT CARGO TRACK STA 767+6 RBL 13.8 WL157 IAW SRM 53-00-53-1A-2 VERIFIED MATERIAL LOSS ORIGINAL .080 REMOVED .028 REMAIN .052 ALLOWABLE 10% MAX FOUND OUT OF LIMITS USED AAR TOOL #3 6285 DUE 06FEB21 IAW SRM 53-00-53-1A-2. REMOVED TRACK FROM STA 747+10 TO STA 887 I.E. SRM 51-40-02-0G-0. DRILLED NEW TRACK AND REPAIR SPLICE I.E. SRM 53-00-53-2R-3. INSTALLED NEW TRACK AND REPAIR SPLICE I.E. SRM 53-00-53-2R-3 AND BOEING DWG 146A7500 146A7501-23