What was found
FUSELAGE BS 540-560 FWD LAV SERVICE PANEL CUT OUT SKIN FOUND CORROSION. DURING INSPECTION OF THIS DATUM AIRPLANE, CORROSION WAS FOUND ON THE BEAR STRAP (P/N: 65B07201-2) AT FWD LAVATORY SERVICE PANEL CUTOUT AT STA560, STRINGER 46R. THE DAMAGED BEAR STRAP WAS TRIMMED OUT AND INSTALLED REPAIR DOUBLERS AND FILLER, AND SPLICED A NEW SEGMENT OF STRINGER AT STR-46R. THIS REPAIR WAS ACCOMPLISHED AND APPROVED BY ODA-300064-NM FAA FORM 8100-9 DATED ON OCT 18, 2011 UNDER BOEING SERVICE REQUEST 1-1990327420. THIS DEVIATION HAS BEEN APPROVED AS AN ALTERNATIVE METHOD OF COMPLIANCE (AMOC) TO PARAGRAPH (H) AND (I) OF AD 2004-07-22 R1.