What was found
COMPLY WITH SCHEDULED MAINTENANCE CODE: RA54263-601R-53-41-666 N246PS MXCODEID49634-DTI - R/H FLOOR SILL FROM FS409+128 TO FS559 HAS CORROSION IN SEVERAL NUT PLATE HOLES. REPAIRED IAW REO 601R-53-41-66, REV C, DATED 11/06/2012. DVI BLENDED AREA OF FLOOR SILL PANEL PER NDTM 51-20-09 PART 1., PART NUMBER: - , SERIAL NUMBER: 7920, POSITION: (FILED OPEN) REINSPECTED THE R/H PRESSURE FLOOR SILL FROM FS 409+128 - FS 559.00 AND FOUND SURFACE CORROSION ON PREVIOUS BLENDS BETWEEN RBL 36.00 - RBL 45.0 ON SEVERAL NUTPLATE HOLES/ON THE SILL PANEL. REPAIRED THE AREA IN REFERENCE WITH REO 601R-53-41-666 DATED: 2012-11-06 REV- C. PERFORMED UT THICKNESS MEASUREMENT OF THE BLENDED AREAS IN REFERENCE WITH THE CRJ-200 NDTM PART 4 51-00-001 AND FOUND TO BE WITHIN LIMITS OF THE REO TABLES 1 & 2. PERFORMED AN EDDY CURRENT INSPECTION OF THE REWORKED AREA IN REFERENCE WITH THE CRJ-200 NDTM PART 6 53-00-096. NO CRACKS NOTED AT THIS TIME. COMPLETED THE CORROSION FINDINGS REPORT. COMPLETED FORM M-337 AND TASK CARD 51-900-1003-SKY.