What was found
DURING HEAVY CHECK INSPECTIONS OF THE INTERNAL FUSELAGE, FLOOR STRUCTURE AT CF ILL, CORRODED FLOOR SUPPORT GUSSET PLATE AT FR 89, R/H, RBL 10, REMOVED AND REPLACED IAW ERJ 175 SRM 51-43-01. NRC # 4502703-2000-0284 REV 46 DATED DEC-03-2021.