What was found
FUSELAGE EXTERIOR SKIN IS CORRODED IN MULTIPLE PLACES BETWEEN FS559+80 AND FS574 FROM STGR 26L TO STGR 26R. (C-CHECK RO 4/12/2021) REMOVED CORROSION FROM THE EXTERNAL FUSELAGE SKIN BETWEEN FS 559.00+80 AND FS 574, STR 26L AND STR 26R IAW CRJ-200 SRM 51-21-06 AND FOUND TO BE OUT OF ALLOWABLE LIMITS IAW CRJ-200 SRM 53-00-31 DUE TO THE LOCATION OF THE BLENDED AREA IN RELATION TO ADJACENT FASTENERS. REFERENCE WVAC JOB: 9765461 OP: 385 CAMP #22308826 FOR REPAIR.