What was found
RH JACKING FITTING INTERCOSTAL IS CORRODED. RH JACKING FITTING INTERCOSTAL IS CORRODED. UPON FURTHER INVESTIGATION FOUND RH JACK FITTING INTERCOSTAL P/N:CC670-32179-2 HEAVY CORRODED ON MULTIPLE AREAS AROUND FASTENERS. NO ALLOWABLE DAMAGE PROVIDED PER CRJ700 SRM. PART REQUIRES REPLACEMENT. REMOVED AND REPLACED RH JACK FITTING INTERCOSTAL P/N:CC670-32179-2 IAW CRJ700 SRM 51-42-06-001-001-A01 AND 51-42-21-001-001-A01 REMOVED FASTENERS ON RH JACKING FITTING INTERCOSTAL ATTACHED TO SKIN BETWEEN FS265 TO FS280 , IAW CRJ-700 SRM 51-42-06-001-001-A01 AND 51-42-21-001-001-A01. INSTALLED FASTENERS ON RH JACKING FITTING INTERCOSTAL ATTACHED TO SKIN BETWEEN FS265 TO FS280 , IAW CRJ-700 SRM 51-42-06-001-001-A01 AND 51-42-21-001-001-A01 REMOVED RH JACK FITTING INTERCOSTAL P/N:CC670-32179-2 BETWEEN FS265 TO FS280 STR27, IAW CRJ-700 SRM 51-42-21-001-001-A01. INSTALLED RH JACK FITTING INTERCOSTAL P/N:CC670-32179-2 BETWEEN FS265 TO FS280 STR27, IAW CRJ-700 SRM 51-42-21-001-001-A01. LOCATE AND DRILL NEW RH JACK FITTING INTERCOSTAL P/N:CC670-32179-2 BETWEEN FS265 TO FS280 STR27. LOCATED AND DRILLED NEW RH JACK FITTING INTERCOSTAL P/N:CC670-32179-2 BETWEEN FS265 TO FS280 STR27, AND NEW ANGLE JACK FITTING P/N: CC670-32154-2,AT FWD SIDE FS280, IAW CRJ-700 SRM 51-40-11-001-001-A01.