As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FWD JACK FITTING RH INTERCOSTAL SUPPORT BETWEEN FS265 ANDFS280 IS CORRODED. (C-CHECK RO 7/10/2021) REMOVED AND REPLACED FWD JACK FITTING RH INTERCOSTAL IAW CRJ 700 AMM 51-42-06-001-001-A01, 51-42-21-001-001-A01. COMPLETED MAJOR REPAIR TASK CARD 51-900-1002-SKY AND FORM M-337, NO CHANGE TO WEIGHT.