What was found
CORROSION ON THE SILL BEAM "INBD" OF THE AFT CARGO LOWER DOOR JAMB APPROX AT STA 1215 LONGERON 29R, MRB 53-019-02. REMOVED CORROSION ON JAMB BEAM INBD IAW SRM 51-10-3. ALODINED AREA IAW SRM 51-10-3. UT INSP AREA IAW NDT SPM PT4 04-00-07 ORIGINAL MATERIAL 0.150 REMAINING AT LOWEST POINT 0.058 HFEC INSP AREA IAW NDTSPM PT6 06-10-1 AND FOUND OUT OF LIMITS. REMOVED JAMB BEAM AT STA 1110 TO 1255 IAW SRM 51-30-02 AND 05. LOCATED AND DRILLED HOLES ON JAMB BEAM. ALODINED AND PRIMED HOLES IAW SRM 51-10-3. TOP COATED JAMB BEAM IAW SRM 51-10-3B. INSTALLED JAMB BEAM IAW SRM 51-30-5.