What was found
CENTER CARGO BAY L52 STA.1521-1526, UPPER SURFACE IS CORRODED. REMOVED AND REPLACED CORRODED LONGERON, LOCATED, DRILLED AND INSTALLED LONGERON IAW DRAWING NEA 6076, REV AK, MD SRM 51-33-01 FIG 1, PAGE 1, VOL II. MAJOR REPAIR, MECH 7198 QC340.