As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
L/H WING/AILERON PANEL 599AB IS CHAFED. REMOVED CHAFE DAMAGE IAW CRJ-900 SRM 51-12-00-001-001-A01. UPON FURTHER INVESTIGATION, DAMAGE MEASUREMENTS ARE OUT OF LIMITS IAW CRJ-900 SRM 57-61-01-101-001-A01. ORIGINAL THICKNESS: 0.100" MAX MATERIAL REMOVED: 0.075" MATERIAL REMAINING: 0.025". LOCATED AND DRILLED NEW PANEL P/N: 601R13440-1 IAW CRJ900 SRM 51-40-11-001-001-A01