What was found
AFT CARGO FLOOR SUPPORT 22' RIGHT 'Z' CHANNEL IS CORRODED AT B/S 727E-767<[01] FOUND EXFOLIATED CRACKED CORROSION AT AFT CARGO FLOOR SUPPORT Z-CHANNEL PER REF SRM 51-10-02-0G-0;[02] LOCATED AND DRILLED NEW R/H Z-CHANNEL FROM STA 727 TO 767 PER REF SRM 51-40-05-0G-0 MATERIAL USED: BAC1496-377 7075 T6 P.O.: 1782284;[03] EDIT STEP #1 : FOUND EXFOLIATED CRACKED CORROSION AT AFT CARGO FLOOR SUPPORT R/H Z CHANNEL STA 727E-767 OUT OF LIMITS PER SRM 53-00-53-1A-2;[04] VERIFIED AND INSPECTED STEP #2 AND #3.;[05] TREATED AND PRIMED NEW R/H Z CHANNEL STA 727-767 PER AMM 51-21-41-370-803 AND AMM 51-21-72-370-804;[06] VERIFIED STEP #5.<BR> OK TO INSTALL NEW NUT PLATES.;[07] INSTALLED NEW FASTENER NUTPLATES AT NEW R/H Z CHANNEL STA 727-767 PER SRM 51-40-02-0G-0;[08] VERIFIED STEP #7. NEW FASTENER NUT PLATES INSTALLED.;[09] FINAL INSPECTION; WORK PERFORMED.