As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE AC WAS IN FOR HVY CK FOUND CENTER FUSELAGE 3 PAX FLOOR STRUCTURE CORROSION FOUND ON SHEAR PLATE BETWEEN FR 86-87 BL 0-BL 6. REPLACED SHEAR PANEL PN 170-65928-001 IAW SRM 51-42-01. SEE AAR NRC# 45000867-2000-0071 FOR WORK PERFORMED. AC REMAINS IN YQG FOR COMPLETION.