What was found
CORROSION WITH EXFOLIATION, AFT PIT BS 950E STRINGER 28R. CUT OUT DAMAGED AREA APPROXIMATE DIMENSION 15.5" LENGTH IAW COTNEY AEROSPACE, INC DRAWING NR AE59-53-R01 REV A. LOCATED AND DRILLED NEW STRINGER SECTION USING P/N 65-58387-2 PO NR 7332255 APPROXIMATE DIMENSION 15.5" LENGTH IAW B-727 SRM 51-30-5 AND EVA B253-00029. FABRICATED TWO EACH NEW SPLICE CHANNELS DIMENSION 13.5" LONG AND 13" LONG USING 7075-O 0.090" PO NR 7185240 IAW EVA B253-00029. FABRICATED 2 SPLICE STRAPS APPROXIMATE DIMENSION 14.25" BY .75", 2 EACH SPLICE STRAPS 12.25" BY .75", 2 SPLICE STRAPS APPROXIMATE DIMENSION 16.125" BY .75", 2 SPLICE STRAPS APPROXIMATE DIMENSION 13.25" BY .75", 1 EACH STRAP DIMENSION 36" BY 1" AND 1 SPLICE STRAP APPROXIMATE DIMENSION 34" BY 1" USING 7075-T6 0.125" PO NR 9005685 IAW EVA B253-00029 REV IR. INSTALLED REPAIR PARTS AT BS 950E STRINGER 28R IAW COTNEY AEROSPACE, INC DRAWING NR AE59-53-R01 AND SRM 51-30-2 AND EVA B253-00029 REV IR.