What was found
PRESSURE FLOOR PANEL AT FS 484.00 +9, LBL 42, HAS CORROSION. AIRCRAFT REMOVED FROM SERVICE. REMOVED CORROSION FROM PRESSURE FLOOR PANEL AT FS 484.00 +9, LBL 429, LBL 42. REWORKED DIMENSIONS P(1) 0.5 L X 0.34 W, P(2) 1.0 L X 1.0 W, P(3) 0.59 L X 0.45 W, REF REO 601R-53-41-666 REV (C) DATED 2012-11-06. DIGITAL CALIPER NR 0036003 CAL DUE: 04/03/2021. PERFORMED HFEC PRESSURE FLOOR PANEL AT FS 484.00 +9, LBL 42, REF REO 601R-53-41-666 REV (C) DATED 2012-11-06 AND CRJ 200 PART 1 REV 42 NDTM 51-20-06, NO INDICATION NOTED. EDDY CURRENT TESTER S\N: 200051301 CAL DUE: 01/24/21. PERFORMED UT THICKNESS MEASUREMENT ON BLENDED AREA OF PRESSURE FLOOR PANEL AT FS 484.00 +9, LBL 42. REMAINING THICKNESS P(1) 0.049, P(2) 0.047, P(3) 0.050 REF CRJ 200 PART 4 REV 42 NDTM 51-00-001. UT GAUGE S/N 151136107 CAL DUE: 09-16-21. EVALUATED BLENDS FOUND TO BE WITHIN LIMITS, REF EA AWAC-CRJ253-01549. APPLIED PROTECTIVE FINISH TO BLENDS, REF REO 601R-53-41-666 REV (C) DATED 2012-11-06.