What was found
MAIN CABIN STA 324, RBL 29 TO RBL 60, WL 208 FLOORBEAM HAS CORROSION. REMOVED CORROSION IAW SRM 51-10-02 CHECKED LIMITS OF BLENDED AREA L= 3.0" W=2.0" D=.016 STA 324 RBL 28-31 ,L=3.0" W=2.0" D=.020, STA 324 RBL 41-44 ORIG MAT. .125" REMAINING MAT, .109 AT RBL 28-31 AND .105 AT RBL 41-44 OUT OF LIMITS IAW SRM 53-00-51 FIG 101 DET ,III R & R UPPER CHORD STA 324, RBL 60 -LBL 60 IAW SRM 53-0051, FIG 101, DET III. MAJOR REPAIR