As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
COROSSION, AFT WET AREA UNDER FLOOR AROUND RIVET BUCK TAILS ALONG STRINGER 21L FROM FRAME 88 TO FRAME 90. (C-CHECK) RO 3/23/2021 PERFORMED STRINGER SPLICE REPAIR IN AFT WET AREA UNDER FLOOR ON STRINGER 21L FROM FRAME 88 TO FRAME 90.REF ETD 2021-170-007131 REV B. WEIGHT OF SPLICE IS 87 GRAMS, WEIGHT IS NEGLIABLE AND DOES NOT AFFECT THE WEIGHT AND BALLANCE.