What was found
L/H CABIN FLOOR LANDING PLATE P/N: 601R35011-63 HAS AREA OF SURFACE CORROSION AT FS 574 TO FS 621 AT LBL 42 TO LBL 46. *********AIRCRAFT REMOVED FROM SERVICE*************************** BLENDED AREA ON L/H CABIN FLOOR LANDING PLATE P/N: 601R35011-63 AT FS 574 TO FS 605 AT LBL 43 WITH AN ORIGINAL THICKNESS OF .050" AND A REMAINING THICKNESS OF .040" AND FOUND WITHIN ALLOWABLE LIMITS IAW BOMBARDIER GREO 601R 53-00-526 REV (--) DATED 22 MAY 2013. BLENDED AREA ON L/H CABIN FLOOR LANDING PLATE P/N: 601R35011-63 AT FS 605 TO FS 621 AT LBL 43 WITH AN ORIGINAL THICKNESS OF .050" AND A REMAINING THICKNESS OF .037" AND FOUND NOT WITHIN ALLOWABLE LIMITS IAW BOMBARDIER GREO 601R 53-00-526 REV (--) DATED 22 MAY 2013. RE-EVALUATED BLEND AREA ON L/H CABIN FLOOR LANDING PLATE P/N: 601R35011-63 AT FS 605 TO FS 621 LBL 43 AND FOUND WITHIN ALLOWABLE LIMITS IAW ASAP EA #AWAC-CRJ253-01824 REV IR DATED 03/15/2022. HFEC INSPECTION PERFORMED AT BLEND AREAS WITH NO INDICATIONS IAW CRJ200 NDT MANUAL PART 1 51-20-06 REV 43. RESTORED PROTECTIVE FINISH AT REPAIR AREA IAW CRJ200 SRM 51-25-06 REV 38. ALL WORK PERFORMED WITHIN ALLOWABLE LIMITS IAW ASAP EA #AWAC-CRJ253-01824 REV IR DATED 03/15/2022. WORK COMPLETED ON AERSALE WO #003566 CARD #20261. CRS #4AER685B N433AW TT:46,956:36 TC:45,610