What was found
DURING BASIC CHECK AT EAMS, CORROSION DAMAGE WAS DISCOVERED ON THE CENTER FUSELAGE III FLOOR STRUCTURE LONGITUDINAL BEAM INTERCOSTAL BETWEEN FRAMES 89-90. REFERENCE ETD2019-170-138520 FIGURES 1 FOR DETAILS, FOR THE DAMAGE LOCATIONS AND DIMENSIONS. EAMS REQUESTED AND RECEIVED PERMANENT REPAIR DISPOSITION IN THE FORM OF ETD2019-170-138520, WHICH ALLOW THE AREAS TO BE BLENDED PROVIDED NDT INSPECTION VERIFIES DAMAGE REMOVAL AND SURFACE PROTECTION IS RESTORED. COMPASS ENGINEERING HAS CLASSIFIED THIS AS A MINOR REPAIR. REV. 1 IS BEING ISSUED TO UPDATE THE SIGN-OFF STATEMENT.