What was found
CRACK ON LEFT & RIGHT VERTICAL STABILIZER TO FUSELAGE ATTACHMENT FWD & AFT DRAG ANGLE BTW 55.625% STGR DATUM TO 67.5% REAR SPAR DATUM (TRACE AT BL0.00). CRACK ON LEFT & RIGHT VERTICAL STABILIZER TO FUSELAGE ATTACHMENT AFT DRAG ANGLE BTW 55.625% STGR DATUM TO 67.5% REAR SPAR DATUM (TRACE AT BL0.00) WAS REPAIRED PER CRJ-900 SRM 55-31-00-201-001-A01 AND (ET) HFEC INSPECTION WAS PERFORMED ON LEFT & RIGHT VERTICAL STABILIZER FWD DRAG ANGLE NO CRACKS WERE FOUND PER CRJ700/900/1000 NDT MANUAL PART 01, 51-20-006-250-A01