What was found
MAIN CABIN AFT L/H AT L2 DOOR; STA 985; BL 44; TOP OF FLOOR BEAM HAS CORROSION HAECO DOT P498<[01] REMOVED CORROSION AT MAIN CABIN AFT L/H AT L2 DOOR; STA 985; BL 44; TOP OF FLOOR BEAM. ORIGINAL THICKNESS .150 PER BAC DWG BAC 1518-1211. REMOVED .048. MATERIAL REMAINING .102 FOUND TO BE OUT OF LIMITS IAW B737-NG SRM 53-70-51-1A-1 FIG. 104 SHEET 1. ACCOMP. HFEC CUT OUT & OPEN HOLES; IAW B737 NDT MAN.51-00-00 PROC 23; PT6 & 51-00-00 PROC 16; PT6. NO CRACK IND.S FOUND. FLAP PEENED CUT OUT AREA IAW B737-NG SRM 51-20-06-0G-0 AND SRM 53-70-51-2R-6. FABRICATED REPAIR PARTS; LOCATED; DRILLED; RESTORED COATINGS REF B737-NG SRM 53-70-51-2R-6[04] VERIFIED REMOVED CORROSION AT MAIN CABIN AFT L/H AT L2 DOOR; STA 985; BL 44; TOP OF FLOOR BEAM. ORIGINAL THICKNESS .150 PER BAC DWG BAC 1518-1211. REMOVED .048. MATERIAL REMAINING .102 FOUND TO BE OUT OF LIMITS IAW B737-NG SRM 53-70-51-1A-1 FIG. 104 SHEET 1. ACCOMP. HFEC CUT OUT & OPEN HOLES; IAW B737 NDT MAN.51-00-00 PROC 23; PT6 & 51-00-00 PROC 16; PT6. NO CRACK IND.S FOUND. FLAP PEENED CUT OUT AREA IAW B737-NG SRM 51-20-06-0G-0 AND SRM 53-70-51-2R-6. FABRICATED REPAIR PARTS; LOCATED; DRILLED; RESTORED COATINGS REF B737-NG SRM 53-70-51-2R-6. THIS IS A CAT A REPAIR; NO FURTHER ACTION REQUIRED.