What was found
DURING D-CHECK, EMPANNAGE, T-ANGLE CRACKED AT FORWARD SIDE OF VERTICAL STABILIZER FORWARD SPAR (L/E PANEL NR 9707 ATTACH ANGLE) AT LEFT SIDE UPPER END, JUST OUTBOARD OF LEFT VERTICAL FIN UPPER TERMINAL FITTING. REMOVED T-ANGLE FOR REPAIR. STOPPED DRILLED CRACK, FABRICATED ANGLE REPAIR 1 INCH BY 1 INCH BY 4 INCH AS PER SRM 51-40-4 7075-T6. TREATED AND PRIME AS PER SRM 51-10-2 AND 51-40-5. INSTALLED PER SRM 51-40-4. INSTALLED ANGLE REPAIR 1 INCH BY 1 INCH BY 7 INCH 7075-T6 PER SRM 51-40-4 AT FWD SPAR OF L/E PANEL 9707.