What was found
REF NON ROUTINE C075819. DURING DEN C4/S1 C-CHECK, INSP NOTED THE SHEAR PLATE LOCATED AT FRAMES 69-70 AND STA Y1292 HAS CORROSION AROUND THE NUT PLATE HOLES. MX REMOVED AND REPLACED THE SHEAR PLATE AND SHEAR SUPPORT IAW SRM 51-42-11 PARAGRAPHS 6, 7, 14 AND STEP 4 OF EO A0-53EO-31434.