As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RIGHT LOWER WING PLANK HAS FRETTING DAMAGE AT FUEL TANK ACCESS DOOR CUT OUTS AT WS 116.366 AND WS 136-676. MEASURES .001 TO .002 WIDTH DEEP AROUND ENTIRE CUT OUT. REPAIRED FRETTING DAMAGE BY BLENDING IAW BOMBARDIER INC REO 601R-57-21-030 REV C. (M)