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 CORROSION FOUND ON CENTER FUSELAGE 3 FLOOR SUPPORT SPLICE AT L2 DOOR SURROUND FR 88. MX REPLACED CENTER FUSELAGE 3 FLOOR SUPPORT SPLICE PN 170-86107-001 AT L2 DOOR SURROUND FR 88 IAW SRM 51-43-03. AC REMAINS IN YQG FOR COMPLETION. SEE NRC# 4500442-1000-0047 FOR WORK DETAILS.