What was found
PRESSURE FLOOR PANEL AT FS. 529.00 + 7, LBL 42, HAS CORROSION AROUND NUT PLATE HOLE. AIRCRAFT REMOVED FROM SERVICE. REMOVED CORROSION FROM PRESSURE FLOOR PANEL AT FS. 529.00 + 7, LBL 42 , BLENDED AREA MEASURES 1.460Ï¿½ L X 0.740Ï¿½ W, REF BOMBARDIER REO: 601R-53-41-666, REV (C), ISSUE DATE: 11-06-2012. PERFORMED HFEC INSPECTION ON BLENDED AREA OF PRESSURE FLOOR PANEL AT FS. 529.00 + 7, LBL 42 , REF BOMBARDIER REO: 601R-53-41-666, REV (C), ISSUE DATE: 11-06-2012 AND CRJ-200 NDTM PART (1). 51-20-06, REV (42). NO INDICATION NOTED. ET TESTER S/N: 60007150515 CAL DUE: 10-09-2021. PERFORMED UT THICKNESS MEASUREMENT ON BLENDED AREA OF PRESSURE FLOOR PANEL AT FS. 529.00 + 7, LBL 42 , REF BOMBARDIER REO 601R-53-41-666, REV (C), ISSUE DATE: 11-06-2012 AND CRJ-200 NDTM PART (4) 51-00-001, REV (42). MINIMUM REMAINING THICKNESS 0.051Ï¿½. UT GAUGE S/N:151136107 CAL DUE: 09-16-2021. EVALUATED BLENDED AREA OF PRESSURE FLOOR PANEL AT FS. 529.00 + 7, LBL 42, AND FOUND TO BE OUT OF ALLOWABLE LIMITS REF BOMBARDIER REO 601R-53-41-666, REV (C), ISSUE DATE: 11-06-2012. RE EVALUATED BLENDED AREA OF PRESSURE FLOOR PANEL AT FS. 529.00 + 7, LBL 42, AND FOUND TO BE WITHIN LIMITS REF EA #: AWAC-CRJ253-01565 REV (IR) DATED 02/02/2021. RESTORED SURFACE PROTECTION OF REWORKED AREA REF EA #: AWAC-CRJ253-01565 REV (IR) DATED 02/02/2021.