As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE WORKING CORROSION ON RCB WALL FOUND LIGHT SURFACE CORROSION ON TOP OF FLOOR STRUCTURE FROM STA. 320 TO 380 LBL 69" TO RBL 69". MARKED 4-030 ,ATA 53 SKILL STR. ACCOMPLISHED VT-SAA EA 757-5300-01-BO267 IR AND E0-91223-REQ1. REPOSITIONED CENTER AIR DUCT UNDER FLOOR IAW B757 AMM 21-23-01-308-198, AMM 20-11-00-912-001 TW ID#19-979 D/D 12FEB2025. NO LEAKS NOTED.