What was found
UPON REMOVAL OF J-ANGLE FOUND R/H STA 280 CROSSBEAM AND WEB CORRODED CORRECTIVE ACTION: FABRICATED, LOCATED AND DRILLED NEW RH LOWER WEB AND BUTTSTRAP FROM MATERIAL 7075-T6 .040" IAW CRJ 700 SRM 51-40-11-001-001-A01, 51-24-36-001-001-A01. MATERIAL ID REF. CRJ 700 53-11-10-201-004-A01. R/H LOWER WEB, R/H BUTTSTRAP & R/H CROSSBEAM INSTALLED PER SERVICE BULLETIN 670BA-53-041 REV. M DATED SEP 20/2022, REF. MAIN WORK CARD ID HN00233650 FOR COMPLIANCE OF SERVICE BULLETIN.