What was found
AFT FUSELAGE INTERNAL FLOOR STRUCTURE BETWEEN FR 69 AND FR 70 AT STGR 23R, WEB WITH CORROSION. REPLACED SHEAR PLATE IAW SRM 53-41 -17-01A, FIGURE 001, ITEM 310-A REV 155 AND INSTALLED IAW DWG D534 74180, ISSUE U, SHEET 6. (LP: 1388591)