As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INTERCOSTAL BETWEEN FS 310 AND FS 319.70 ON STRG 20R IS CORRODED. UPON FURTHER INVESTIGATION FOUND STGR 20R INTERCOSTAL AT FS 310 TO FS 319.70 (PN SH670-32047-1) TO BE CORRODED BEYOND ALLOWABLE LIMITS IAW CRJ 900 SRM 53-21-23-101-002-A02 AND REQUIRES REPLACEMENT. RECEIVED, LOCATED, AND DRILLED SERVICEABLE STGR 20R INTERCOSTAL AT FS 310 TO 319.70 IAW CRJ 900 SRM 51-40-11-001-001-A01. REF. BARCODE IDENTIFIER HN00156280 FOR INSTALL.