What was found
MAIN CABIN AFT WET AREA STA 986.5 FLOOR BEAM L/H JUST I/B OF L2 CREASE BEAM UPPER SURFACE CORROSION. (REF AAR NR 9641534) CABIN AFT WET AREA STA 986.5 AS PER B737-800 SRM 53-70-51-2R-4 AND EC/RA 5320-02466. REMOVED EXISTING REPAIR AT MAIN CABIN AFT WET AREA STA 986.5 FLOOR BEAM AS PER B737-800 SRM 51-40-02 AND 53-70-51-2R-4. FABRICATED NEW T-CHORD USING EXTRUSION BAC 1505-10474, 70757 AS PER B737-800 SRM 53-70-51-2R-4. INSTALLED NEW T-CHORD AT MAIN ADD EMP:V936291