As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INSPECTION TYPE:SEG4LH WING UPPER SURFACE SHOWING SIGNS OF CORROSION BETWEEN WS 150.00 - WS 177.50 DOT 33-022UPPER SKIN BLENDED IS WITHIN LIMITS PER SRM 57-20-01-1A-1 TABLE IV LIMITS. REPAIRED AREA IAW SRM 57-20-01-1A-1 DETAIL M PART 2. WORKED PER UPS RCD 271181