What was found
FLOOR BEAM VERTICAL SUPPORT ATTACH FITTING AT STATION 975RT IS CORRODED. REMOVED DAMAGED CHORD SECTION, FABRICATED NEW CHORD SECTION, REPAIR ANGLE, INSTALLED CHORD & REPAIR IAW REA B653-60814-MR. SDR INFO CORRODED, PN 145T1057-12, PART NAME CHORD ASSEMBLY, SN NSN, EXACT FUSELAGE STATION & BODY STATION LOC ON ACFT BS 977 TO BS 977, WL 200 TO WL 205. EXACT STRINGER & WING STATION LOC ON ACFT STRINGER 18R - STRINGER 19R. ACFT WAS GROUNDED.