What was found
FS 409+128, RBL 18 VERT POST INBD AND OTBD SIDES HAVE INDICATIONS NOTED IN THE AFT FLANGE RADII AT WL 69 .250", LONG BY 60 FSH. FAILED NDT. REMOVED INBD POST, PN:601R32208-32 AND OTBD POST, PN:601R32208-156 AT FS 409+128, RBL 18 IAW SRM 51-42-06. ASSEMBLED 2 STIFFENER 601R32208-156 AND 60132208-32 AND INSTALLED THE POST TO RBL 18, FS 409+128 IAW SRM 51-42-06 AND 51-42-14. LOCATED AND DRILLED HOLES ON 2 NEW STIFFENER 601R32208-32 AND 601R32208-156, RBL 8 INBD AND OTBD POST IAW SRM 51-40-11. INSTALLED INBD AND OTBD POST ON OP 70, STEP 5 ALSO COMPLIED WITH REO:601R-53-41-889. COMPLIED WITH EC/TC REO:601R-53-41-889 AND MET ALL REQUIREMENTS OF REO:601R-53-41-889, REV A. FABRICATED NEW STIFFENER.