What was found
SECTION 43 AT DRAIN CHANNEL BEAM STATION 676 HAS SEVERAL AREAS OF CORROSION. REMOVED CORRODED DRAIN CHANNEL, FIVE EACH AT STATION 676. FABRICATED NEW CHANNEL IAW REA B563-60987 & B563-60967. INSTALLED NEW DRAIN CHANNEL IAW SRM 51-40-02. PN 368-53-33-90988-203, 205, 207, 209, PART NAME DRAIN CHANNEL, CORRODED. FS & BS LOCATION ON ACFT 680 FLOOR, EXACT STRINGER & WS LOCATION RBL 33 TO LBL 76. ACFT WAS GNDED.