What was found
L/H AND R/H 280 BEAM WEBS HAVE SIGNS OF CORROSION AND MISSING RIVET HEADS. CORRECTIVE ACTION: REPAIRED 280 BEAM IAW BOMBARDIER REO 60-53-11-594 REV-A DATED 2018-06-26, GOJET EO C700/900-53MR-010 REV O, DATED 02-26-2019, CRJ700 SRM 51-42-06, 51-26-00, 53-11-41, 53-11-10.