What was found
MCI - DURING OP16 MAINTENANCE CHECK, EDDY CURRENT INDICATED .125 INCH LONG CRACK RUNNING AFT FROM UNDER RIVET RBL 13 IN, STATION 699, TOP FUSELAGE SKIN. ACCOMP HFEC PER SRM 51-00-2 FOR CRACK CONTAINMENT. NO CRACK INDICATED. REPAIRED PER DAC REWORK DRAWING SR09530129 AS PER WORK SHEET MC8-AD-AM, ITEM 6. (M)