What was found
DURING THE AUDIT 96/72MO TASK CARD 53-900-510, DI OF THE LEFT LONGERON €ŒT€? BRACKETS AND UPPER SURFACE OF PRESSURE FLOOR SILL STRUCTURE (CPCP), FOUND MULTIPLE AREAS OF CORROSION AND/OR PAINT BUBBLING ALONG THE FLOOR SILL BETWEEN 409+128 €“ 559, SPECIALLY AROUND NUTPLATE HOLES. PLEASE RE-INSPECT THIS AREA FOR CORROSION. (C-CHECK RO 6/20/2023) BLENDED CORROSION ON LH PRESSURE FLOOR SILL BLEND REF CRJ200 SRM 51-21-06. FOUND TO BE WITH IN LIMITS. COMPLIED WITH ALL STEPS OF REO 601R-53-41-666 REV-C, DATED 2012-11-06. COMPLIED WITH TASK CARD 51-900-1003-SKY.