What was found
PRESSURE FLOOR PANEL AT FS 513+5, LBL 42, STR 17, W/L 73.50 HAS CORROSION. AIRCRAFT REMOVED FROM SERVICE. REMOVED CORROSION FROM PRESSURE FLOOR ANGLE (3 EA) POSITIONS AT FS 513+5, LBL 42, STR 17, W/L 73.50. REWORKED DIMENSIONS (P1) = 0.6 L X 0.92 W, (P2)=1.0 L X 0.9 W, (P3)=1.0 L X 0.85 W, REF EA AWAC CRJ 253 01545 REV 1R DATE: 12/18/20. PERFORMED HFEC INSPECTION ON PRESSURE FLOOR PANEL AT FS 513+5, LBL 42, STR 17, W/L 73.50, REF EA AWAC CRJ 253 01545 REV 1R DATE: 12/18/20 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 ANGLE AT FS 513+5, LBL 42, STR 17, W/L 73.50 (P1) THICKNESS .054, (P2) THICKNESS .052, (P3) THICKNESS .077 EVALUATED BLENDS FOUND TO BE WITHIN LIMITS, REF EA AWAC CRJ 253 01545 REV 1R DATE: 12/18/20 AND CRJ 200 PART 4 REV 42 NDTM 51-00-001. UT GAUGE S/N DBT-CT-1033 CAL DUE: 02-19-21. APPLIED PROTECTIVE FINISH TO BLENDS, REF EA AWAC CRJ 253 01545 REV 1R DATE: 12/18/20.