What was found
CORROSION ON AFT CARGO COMPARTMENT R/H FLOOR SUPPORT Z CHANNEL NUTPLATES BETWEEN BS 767 & 787. REMOVED CORROSION IAW SRM 51-10-02-0G-0. PERFORMED UT THICKNESS INSP. ON REWORKED AREA IAW NDT PART 4 51-00-00 PROC. 3. MIN THICKNESS .028'. EVALUATED REWORKED AREA ORG MAT 0.040 MAT REMAINING 0.028 MAT REMOVED 0.012 FOUND TO BE OUT OF LIMITS IAW SRM 53-00-53-1A-1. FABRICATED A NEW Z-CHANNEL SECTION, LOCATED & DRILLED IAW SRM 51-40-05-0G-0 & DWG 146QA7500. TREATED & PRIMED CHANNEL IAW AMM=51-00-58-201 & AMM 51-21-72-370-802. INSTALLED NUT PLATES IAW SRM 51-40-02-0G-0. CHANNEL INSTALLED ON ITEM TTG8Q004ECQV.