What was found
AIRCRAFT IN BASE MAINTENANCE: CORRODED AREA FOUND ON L2 DOOR SILL PLATE LOCATED AT STA FR68, STR 23L, AND WATERLINE Z-500. LENGTH = 1.25 INCHES, WIDTH = 0.75 INCHES, DEPTH = 0.030 INCHES. CUT OUT CORRODED DAMAGED AREA, FABRICATED AND INSTALLED FILLER AND REPAIR ANGLE PER SRM 53-41-14-300-001.