What was found
(AIRCRAFT 5640, L/P 1324284) INITIAL INSPECTION. CRACK ON FRAME AT STA 1580 BTW STR 9/8 RH AT PAX CABIN. (CPAX). CORRECTIVE ACTION: SUMMARY OF NRC 00349: FRAME WAS REPAIRED PER B757-200 SRM 53-00-07 REP 8. MAINTENANCE REQUIREMENTS WERE VERIFIED AND FOLLOWINGS ACTION ARE NEEDED: PERFORM REPETIVE DETAIL INSPECTION AT INTERVALE EVERY 12,000 FLIGHT CYCLES OR 50,000 AIRFRAME CYCLES, WHICHEVER COME FIRST PER B757-200 SRM 53-00-07 REP 8 STEP 5 TABLE 203 (CURRENTLY A/C 26,887 CYCLES).