What was found
CORROSION ON CABIN FLOOR SILL LH AT FS461.50+6 TO FS473.15+5 AND LBL36. AIRCRAFT REMOVED FROM SERVICE. BLENDED 4 AREAS OF CORROSION ON LH FLOOR SILL AT FS513.00 TO FS529.00 AND LBL 36-38. P14-L=1.100IN X W=0.600IN X D=0.002 P15-L=1.200IN X W=0.700IN X D=0.002 P16-L=3.500IN X W=1.700IN X D=0.002 P18-L=0.800IN X W=1.200IN X D=0.002 ORIGINAL THICKNESS 00.80 REMAINING THICKNESS .078 MATERIAL LOSS .002. PERFORMED HFEC WITH NO INDICATIONS. RESTORED PROTECTIVE FINISH . ALL WORK WITHIN LIMITS WAS PERFORMED IAW ASAP EA# AWAC-CRJ253-01987 DATE 5/27/2023 REV A. WORK PERFORMED UNDER AERSALE WORK ORDER 003911 CARD NO.20166, TT: 38,125:30 TC: 36,944