As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INSPECTION TYPE:C AFT WASTE TANK BILGE FRAME STA 1978 BETWEEN LONG 48R & 48L AFT SIDE CORROSION. CORROSION REMOVED AND REPROTECTED AS PER SRM 51-21-01 VOL I REV 38 MAT'L REMOVED 0.006 INCH THK REMAINING 0.057 INCH ORG THK 0.063 INCH FOUND WITHIN LIMIT AS PER SRM 53-00-01 VOL I FIG 1A REV 38.