What was found
AFT LOWER CARGO DOOR CUT OUT AREA AFT EDGE FRAME AT BS 1351 STRINGER 30R FRAME & FLOOR SUPPORT IS CORRODED & CRACKED. R & R FLOOR SUPPORT DOUBLER AT AFT LOWER CARGO DOOR EDGE AT FS 1346 STRINGER 29R - 30R IAW SRM 51-40-5 & 51-40-02. SDR INFO CORRODED L2, PN 453T1546-9, PART NAME DOUBLER, SIDEWALL SUPPORT, SN NSN, FS & BS LOC FS 1346, STRINGER & WS LOC STRINGER 29R TO 30R. ACFT WAS GNDED.