What was found
DURING INSPECTION, FOUND FORWARD CABIN UTILITY AREA FLOOR SUPPORT BETWEEN FR 16 TO FR 24 Y1292 UPPER FLANGE HOLES & SEAT TRACK CROWN AREA HAS CORROSION. CHECKED LIMITS MEASURES AS FOLLOWS, ORIG THICKNESS 0.079, L=4.3" W=1.3", D=0.033 MAX DEPTH ALLOWABLE 0.031 OUT OF LIMITS IAW SRM 53-11-15, FIG 104. REMOVED FLOOR SUPPORT IAW SRM 51-42-11. LOCATED AND IAW SRM 51-42-11. INSTALLED NEW FLOOR SUPPORT IAW TRM 53-21-01.