What was found
C5 PDX - FORWARD CENTER UNDERFLOOR VERTICAL FRAME STRUCTURE AT STATION 201, STRINGER 31L. SUSPECT CORROSION UP FRONT SKIN ON AFT INBOARD CORNER OF FLOOR RISER FRAME. REPAIRED IAW SRM 51-20-36, 51-20-11, 51-20-26, AND 51-2016.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
C5 PDX - FORWARD CENTER UNDERFLOOR VERTICAL FRAME STRUCTURE AT STATION 201, STRINGER 31L. SUSPECT CORROSION UP FRONT SKIN ON AFT INBOARD CORNER OF FLOOR RISER FRAME. REPAIRED IAW SRM 51-20-36, 51-20-11, 51-20-26, AND 51-2016.