What was found
INTERCOSTALS FS 349.00 - 364.00, FWD OF AVIONICS LWR DOOR STRUCTURE 2 LHS & 2 RHS OF BL "0" CORRODED. LOCATED, DRILLED AND INSTALLED 4 EA INTERCOSTALS IAW CRJ 900 SRM'S 51-40-11-001-001-A01, 51-42-21-001-001-A01 AND 51-42-06-001-001-A01. WVAC
ADDITIONAL PARTS: SH670-32075-4