What was found
MAIN CABIN FLOORBEAM T-CAP UPPER SURFACE CORRODED AT BS 322, RBL 41-50. MAJOR REPAIR ACCOMPLISHED. REMOVED CORROSION & FOUND TO BE OUT OF LIMITS PER SRM. BLENDED DAMAGED AREA AND FABRICATED REPAIR ANGLES AND FILLER AND INSTALLED PER TIMCO REO G13891, REV B ON NON ROUTINE 20495. PER UAL-EVA-81179, THIS REPAIR HAS RECEIVED FIRST STAGE APPROVAL FOR STATIC STRENGTH ONLY 085625A NEW FAA 8100-9, SHOWING COMPLIANCE TO 14 CFR 25.571 AND 26.43(D), MUST BE ISSUED BEFORE 02AUG2013. THE AIRPLANE WILL BECOME UNAIRWORTHY IF A NEW FAA 8100-9 IS NOT RECEIVED ON OR BEFORE 02AUG2013.