What was found
WHILE IN FOR SI CHECK, MAINTENANCE FOUND CORROSION (C53-224-01.05-01), ON FLOORBEAM AROUND NUTPLATE HOLES LOWER AFT SIDE OF UPPER CHORD STA 380 RBL 55 TO 58 WL 208. REPAIRED FLOORBEAM PER UPS EO B727-5310-7415-A.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
WHILE IN FOR SI CHECK, MAINTENANCE FOUND CORROSION (C53-224-01.05-01), ON FLOORBEAM AROUND NUTPLATE HOLES LOWER AFT SIDE OF UPPER CHORD STA 380 RBL 55 TO 58 WL 208. REPAIRED FLOORBEAM PER UPS EO B727-5310-7415-A.