What was found
FRAME 500C RT CRACKED AT INBD RIVET ATTACHING THE BRACKET TO THE FRAME BETWEEN STRINGER 8R - 9R. REMOVED BRACKET AT FRAME 500C RT BETWEEN STRINGER 8R - 9R IAW SRM 51-40-02 TO GAIN ACCESS TO REPAIR. CUT OUT CRACK AT TWO FASTENERS AT FRAME 500C BETWEEN STRINGER 8R - 9R IAW EA 5310 -04716 REV G. PERFORMED HFEC INSPECTION ON CUT OUT FRAME 500C RT FOUND NO CRACKS, INCREASED THE CUT OUT BY 0.004 INCHES AS AN INSURANCE.