SDR SWIA2020010947581

Service difficulty report · Intercostal · Cndair CL6002B19

Difficulty date: November 18, 2019
Submitted: January 9, 2020
Operation: Air carrier
Aircraft: N875AS
Make and model: Cndair CL6002B19
Aircraft serial: 7559
Aircraft time: 37,342 hours, 36,305 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Intercostal
Condition: Corroded
Location: Bs 333-349
Stage of operation: IN
How discovered: 9
Nature of condition: O
Precautionary procedure: K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

TOP OF INTERCOSTAL CORRODED AT STGR21L BEWTEEN FS333.00 AND FS349.00, MARKED (C-CHECK) RO 01/07/2020 REMOVED CORROSION FROM TOP OF INTERCOSTAL AT STR 21 LH BETWEEN FS 333.00-349.00 REF CRJ 200 SRM. ORIGINAL MATERIAL THICKNESS IS 0.063" REF BOMBARDIER DWG. MINIMUM REMAINING THICKNESS IS 0.048" FOR A LOSS OF 0.015" FOUND TO BE OUT OF ALLOWABLE LIMITS REF CRJ200 SRM. INSTALLED REPLACEMENT INTERCOSTAL BETWEEN FS333.00 AND FS349.00 AT STR 21L REF: BOMBARDIER DWG, CRJ200 SRM.