As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SAW - DURING HMBV-1 INSPECTION, MAINTENANCE DISCOVERED THE AFT BELLY SKIN (KEEL BEAM) PANEL CORRODED BETWEEN FRAMES 27 AND 28, AND STRINGERS 21L AND 21R. MAINTENANCE REPAIRED KEEL BEAM PANEL IAW ATR REPAIR DRAWING S535R0092. AIR ISSUED A SRAS (STRUCTURAL REPAIR APPROVAL SHEET) REF: S535R0092....1005 ISSUE 'A' WITH PERMANENT VALIDITY. AIRCRAFT RETURNED TO SERVICE. (X)