What was found
FLOOR SUPPORT ANGLES CRACKED AT FS 280, WL 73.5 LBL 9 AND RBL 9, BOTH INBOARD ANGLES. REMOVED LEFT ANGLE, P/N 601R31113-57 AND RT ANGLE P/N 601R31113-58 AND INSTALLED NEW SAME P/N ANGLES LEFT AND RT AND TREATED AND PAINTED. ALL WORK PERFORMED IAW SRM 51-23-00, 51-25-21, 51-40-11, 51-42-21, 51-21-11, 51-25-16 AND 51-42-06. (M)