What was found
FOUND DURING ROUTINE SCHEDULED MAINTENANCE AT TIMCO/OSC MAINTENANCE FACILITY, BS FRAME 380 UPPER AFT LIP AT BOTTOM SIDE HAS STIFFENING STRAP SEPARATING FROM FRAME AND 3 RIVET BUCKTAILS PULLING THROUGH LOCATED AT RBL 22 TO RBL 50 REF TIMCO NON-ROUTINE CARD NR 20243. REPAIRED UPPER CHORD IAW B727 SRM 53-10-8, FIGURE 8. THE AIRCRAFT WAS RETURNED TO SERVICE. (M)