What was found
AIRCRAFT 0693, DURING NDT INSPECTION DISCREPANT AREAS WERE FOUND AS FOLLOW: ZONE TO BE INSPECTED BLOCKED BY INTERCOSTAL CLIPS ON FRAME BS 600 BTW LONGERONS 2-3L, ALSO PLUG WAS FOUND ON FRAME BS 620 BTW LONGERONS. 3-4L IAW TASK CARD 5330-2564 STEP: 1. FRAME BS 600 BTW L2-3L WAS INSPECTED IAW ERA ER/A 635388-14 REV. ORIGINAL AND FRAME BS 620 BTW L3-4L WAS REPAIRED IAW SRM SRM 53-00-07-2R, REP. 1. PERFORM A DETAILED VISUAL INSPECTION ON REPAIRED FRAME BS 620 BTW L3-4L EVERY 12,000 FLIGHT CYCLES PER B757-200 SRM 53-00-07-2R REP. 1 PARAGRAPH 5A TABLE 203 ZONE 3.