What was found
LT FLAP LOWER INBOARD ACCESS PANEL 584AB GOUGED AT UPPER CENTER LEADING EDGE. GOUGE ON LT FLAP LOWER INBOARD ACCESS PANEL 584AB MEASURES 0.6125''L X 0.30''W X0.011''D. BLENDED GOUGE TO A SMOOTH CONTOUR. DEPTH NOT TO EXCEED ORIGINAL DEPTH OF 0.011'', IAW EA NR: AWAC-CRJ275-01512 DATED 10/02/2020 REV A AND CRJ 200 SRM 51-12-00. AIRCRAFT REMOVED FROM SERVICE. PERFORMED HFEC INSPECTION ON RE-WORKED AREA OF LT FLAP LOWER INBOARD ACCESS PANEL 584AB, IAW EA NR: AWAC-CRJ275-01512 DATED 10/02/2020 REV A AND CRJ 200 NDTM PART 1 REV 41 PROCEDURE 51-20-06. NO INDICATIONS NOTED.