What was found
WHILE PERFORMING AN INSPECTION OF CENTER POST AREA, MECHANIC NOTED A CRACK IN THE RT VERTICAL STIFFENER. THE CRACK WAS APPROXIMATELY 1.5 INCHES LONG STARTING AT RIVET AND EXTENDING OUT IN THE BEND. REPLACED RT VERTICAL STIFFENER IAW WITH AC 43.13-A, CHAPTER 2, SECTION 3. REPAIRED CRACKED RT WEB, PN 206-033-110-149, IAW WITH BELL 206 SRM-1, REPAIR 5-5-1.