What was found
STRINGER 25RT CORRODED BETWEEN FS 295 AND FS 310 BLENDED STRINGER AND FOUND TO BE OUT OF LIMITS. REMOVED STRINGER SECTION FROM 290 - 310 PER SRM 51-42-06. INSTALLED NEW STRINGER, DRILLED HOLES TO SIZE, INSTALLED AFT FASTENERS FROM SPLICE TO SKIN PATCH PER SRM 51-42-06. INSTALLED FASTENERS INTO STRINGER 25RT FORWARD OF REPAIR DOUBLER IAW CRJ 700 SRM 51-42-06, SM 7023171 04-12-08, JOB COMPLETE. SUPPLEMENTAL SDR CLOSED 4/21/08.