What was found
CORROSION FOUND ON CENTER U FLOOR SECTION FRAME 59 IN CF4 FLOOR STRUCTURE AREA. FRAME REPAIRED ON CENTER FUSE 4 FR59, ON UPPER FLANGE BTW STR 21L-21R
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
CORROSION FOUND ON CENTER U FLOOR SECTION FRAME 59 IN CF4 FLOOR STRUCTURE AREA. FRAME REPAIRED ON CENTER FUSE 4 FR59, ON UPPER FLANGE BTW STR 21L-21R